46 files changed, 763 insertions, 246 deletions
diff --git a/googletest/test/BUILD.bazel b/googletest/test/BUILD.bazel
index 405feee..a930d65 100644
--- a/googletest/test/BUILD.bazel
+++ b/googletest/test/BUILD.bazel
@@ -49,31 +49,48 @@ config_setting(
     values = {"define": "absl=1"},
 )
 
-#on windows exclude gtest-tuple.h and gtest-tuple_test.cc
+#on windows exclude gtest-tuple.h and googletest-tuple-test.cc
 cc_test(
     name = "gtest_all_test",
     size = "small",
     srcs = glob(
         include = [
             "gtest-*.cc",
+            "googletest-*.cc",
             "*.h",
             "googletest/include/gtest/**/*.h",
         ],
         exclude = [
             "gtest-unittest-api_test.cc",
-            "gtest-tuple_test.cc",
+            "googletest-tuple-test.cc",
             "googletest/src/gtest-all.cc",
             "gtest_all_test.cc",
             "gtest-death-test_ex_test.cc",
             "gtest-listener_test.cc",
             "gtest-unittest-api_test.cc",
-            "gtest-param-test_test.cc",
+            "googletest-param-test-test.cc",
+            "googletest-catch-exceptions-test_.cc",
+            "googletest-color-test_.cc",
+            "googletest-env-var-test_.cc",
+            "googletest-filter-unittest_.cc",
+            "googletest-break-on-failure-unittest_.cc",
+             "googletest-listener-test.cc",
+             "googletest-output-test_.cc",
+             "googletest-list-tests-unittest_.cc",
+             "googletest-shuffle-test_.cc",
+             "googletest-uninitialized-test_.cc",
+             "googletest-death-test_ex_test.cc",
+             "googletest-param-test-test",
+             "googletest-throw-on-failure-test_.cc",
+             "googletest-param-test-invalid-name1-test_.cc",
+             "googletest-param-test-invalid-name2-test_.cc",
+
         ],
     ) + select({
         "//:windows": [],
         "//:windows_msvc": [],
         "//conditions:default": [
-            "gtest-tuple_test.cc",
+            "googletest-tuple-test.cc",
         ],
     }),
     copts = select({
@@ -97,16 +114,28 @@ cc_test(
     deps = ["//:gtest_main"],
 )
 
+
+# Tests death tests.
+cc_test(
+    name = "googletest-death-test-test",
+    size = "medium",
+    srcs = ["googletest-death-test-test.cc"],
+    deps = ["//:gtest_main"],
+)
+
+cc_test(
+    name = "gtest_test_macro_stack_footprint_test",
+    size = "small",
+    srcs = ["gtest_test_macro_stack_footprint_test.cc"],
+    deps = ["//:gtest"],
+)
+
 #These googletest tests have their own main()
 cc_test(
-    name = "gtest-listener_test",
+    name = "googletest-listener-test",
     size = "small",
-    srcs = [
-        "gtest-listener_test.cc",
-    ],
-    deps = [
-        "//:gtest",
-    ],
+    srcs = ["googletest-listener-test.cc"],
+    deps = ["//:gtest_main"],
 )
 
 cc_test(
@@ -121,16 +150,14 @@ cc_test(
 )
 
 cc_test(
-    name = "gtest-param-test_test",
+    name = "googletest-param-test-test",
     size = "small",
     srcs = [
-        "gtest-param-test2_test.cc",
-        "gtest-param-test_test.cc",
-        "gtest-param-test_test.h",
-    ],
-    deps = [
-        "//:gtest",
+        "googletest-param-test-test.cc",
+        "googletest-param-test-test.h",
+        "googletest-param-test2-test.cc",
     ],
+    deps = ["//:gtest"],
 )
 
 cc_test(
@@ -166,87 +193,92 @@ py_test(
 )
 
 cc_binary(
-    name = "gtest_output_test_",
+    name = "googletest-output-test_",
     testonly = 1,
-    srcs = ["gtest_output_test_.cc"],
+    srcs = ["googletest-output-test_.cc"],
     deps = ["//:gtest"],
 )
 
+
 py_test(
-    name = "gtest_output_test",
+    name = "googletest-output-test",
     size = "small",
-    srcs = ["gtest_output_test.py"],
+    srcs = ["googletest-output-test.py"],
     args = select({
         ":has_absl": [],
         "//conditions:default": ["--no_stacktrace_support"],
     }),
     data = [
-        "gtest_output_test_golden_lin.txt",
-        ":gtest_output_test_",
+        "googletest-output-test-golden-lin.txt",
+        ":googletest-output-test_",
     ],
     deps = [":gtest_test_utils"],
 )
 
 cc_binary(
-    name = "gtest_color_test_",
+    name = "googletest-color-test_",
     testonly = 1,
-    srcs = ["gtest_color_test_.cc"],
+    srcs = ["googletest-color-test_.cc"],
     deps = ["//:gtest"],
 )
 
 py_test(
-    name = "gtest_color_test",
+    name = "googletest-color-test",
     size = "small",
-    srcs = ["gtest_color_test.py"],
-    data = [":gtest_color_test_"],
+    srcs = ["googletest-color-test.py"],
+    data = [":googletest-color-test_"],
     deps = [":gtest_test_utils"],
 )
 
 cc_binary(
-    name = "gtest_env_var_test_",
+    name = "googletest-env-var-test_",
     testonly = 1,
-    srcs = ["gtest_env_var_test_.cc"],
+    srcs = ["googletest-env-var-test_.cc"],
     deps = ["//:gtest"],
 )
 
 py_test(
-    name = "gtest_env_var_test",
-    size = "small",
-    srcs = ["gtest_env_var_test.py"],
-    data = [":gtest_env_var_test_"],
+    name = "googletest-env-var-test",
+    size = "medium",
+    srcs = ["googletest-env-var-test.py"],
+    data = [":googletest-env-var-test_"],
     deps = [":gtest_test_utils"],
 )
 
 cc_binary(
-    name = "gtest_filter_unittest_",
+    name = "googletest-filter-unittest_",
     testonly = 1,
-    srcs = ["gtest_filter_unittest_.cc"],
+    srcs = ["googletest-filter-unittest_.cc"],
     deps = ["//:gtest"],
 )
 
 py_test(
-    name = "gtest_filter_unittest",
-    size = "small",
-    srcs = ["gtest_filter_unittest.py"],
-    data = [":gtest_filter_unittest_"],
+    name = "googletest-filter-unittest",
+    size = "medium",
+    srcs = ["googletest-filter-unittest.py"],
+    data = [":googletest-filter-unittest_"],
     deps = [":gtest_test_utils"],
 )
 
+
 cc_binary(
-    name = "gtest_break_on_failure_unittest_",
+    name = "googletest-break-on-failure-unittest_",
     testonly = 1,
-    srcs = ["gtest_break_on_failure_unittest_.cc"],
+    srcs = ["googletest-break-on-failure-unittest_.cc"],
     deps = ["//:gtest"],
 )
 
+
+
 py_test(
-    name = "gtest_break_on_failure_unittest",
+    name = "googletest-break-on-failure-unittest",
     size = "small",
-    srcs = ["gtest_break_on_failure_unittest.py"],
-    data = [":gtest_break_on_failure_unittest_"],
+    srcs = ["googletest-break-on-failure-unittest.py"],
+    data = [":googletest-break-on-failure-unittest_"],
     deps = [":gtest_test_utils"],
 )
 
+
 cc_test(
     name = "gtest_assert_by_exception_test",
     size = "small",
@@ -254,72 +286,75 @@ cc_test(
     deps = ["//:gtest"],
 )
 
+
+
 cc_binary(
-    name = "gtest_throw_on_failure_test_",
+    name = "googletest-throw-on-failure-test_",
     testonly = 1,
-    srcs = ["gtest_throw_on_failure_test_.cc"],
+    srcs = ["googletest-throw-on-failure-test_.cc"],
     deps = ["//:gtest"],
 )
 
 py_test(
-    name = "gtest_throw_on_failure_test",
+    name = "googletest-throw-on-failure-test",
     size = "small",
-    srcs = ["gtest_throw_on_failure_test.py"],
-    data = [":gtest_throw_on_failure_test_"],
+    srcs = ["googletest-throw-on-failure-test.py"],
+    data = [":googletest-throw-on-failure-test_"],
     deps = [":gtest_test_utils"],
 )
 
+
 cc_binary(
-    name = "gtest_list_tests_unittest_",
+    name = "googletest-list-tests-unittest_",
     testonly = 1,
-    srcs = ["gtest_list_tests_unittest_.cc"],
+    srcs = ["googletest-list-tests-unittest_.cc"],
     deps = ["//:gtest"],
 )
 
 py_test(
-    name = "gtest_list_tests_unittest",
+    name = "googletest-list-tests-unittest",
     size = "small",
-    srcs = ["gtest_list_tests_unittest.py"],
-    data = [":gtest_list_tests_unittest_"],
+    srcs = ["googletest-list-tests-unittest.py"],
+    data = [":googletest-list-tests-unittest_"],
     deps = [":gtest_test_utils"],
 )
 
 cc_binary(
-    name = "gtest_shuffle_test_",
-    srcs = ["gtest_shuffle_test_.cc"],
+    name = "googletest-shuffle-test_",
+    srcs = ["googletest-shuffle-test_.cc"],
     deps = ["//:gtest"],
 )
 
 py_test(
-    name = "gtest_shuffle_test",
+    name = "googletest-shuffle-test",
     size = "small",
-    srcs = ["gtest_shuffle_test.py"],
-    data = [":gtest_shuffle_test_"],
+    srcs = ["googletest-shuffle-test.py"],
+    data = [":googletest-shuffle-test_"],
     deps = [":gtest_test_utils"],
 )
 
 cc_binary(
-    name = "gtest_catch_exceptions_no_ex_test_",
+    name = "googletest-catch-exceptions-no-ex-test_",
     testonly = 1,
-    srcs = ["gtest_catch_exceptions_test_.cc"],
+    srcs = ["googletest-catch-exceptions-test_.cc"],
     deps = ["//:gtest_main"],
 )
 
 cc_binary(
-    name = "gtest_catch_exceptions_ex_test_",
+    name = "googletest-catch-exceptions-ex-test_",
     testonly = 1,
-    srcs = ["gtest_catch_exceptions_test_.cc"],
+    srcs = ["googletest-catch-exceptions-test_.cc"],
     copts = ["-fexceptions"],
     deps = ["//:gtest_main"],
 )
 
 py_test(
-    name = "gtest_catch_exceptions_test",
+    name = "googletest-catch-exceptions-test",
     size = "small",
-    srcs = ["gtest_catch_exceptions_test.py"],
+    srcs = ["googletest-catch-exceptions-test.py"],
     data = [
-        ":gtest_catch_exceptions_ex_test_",
-        ":gtest_catch_exceptions_no_ex_test_",
+        ":googletest-catch-exceptions-ex-test_",
+        ":googletest-catch-exceptions-no-ex-test_",
     ],
     deps = [":gtest_test_utils"],
 )
@@ -387,17 +422,17 @@ py_test(
 )
 
 cc_binary(
-    name = "gtest_uninitialized_test_",
+    name = "googletest-uninitialized-test_",
     testonly = 1,
-    srcs = ["gtest_uninitialized_test_.cc"],
+    srcs = ["googletest-uninitialized-test_.cc"],
     deps = ["//:gtest"],
 )
 
 py_test(
-    name = "gtest_uninitialized_test",
+    name = "googletest-uninitialized-test",
     size = "medium",
-    srcs = ["gtest_uninitialized_test.py"],
-    data = [":gtest_uninitialized_test_"],
+    srcs = ["googletest-uninitialized-test.py"],
+    data = ["googletest-uninitialized-test_"],
     deps = [":gtest_test_utils"],
 )
 
@@ -416,3 +451,77 @@ py_test(
     data = [":gtest_testbridge_test_"],
     deps = [":gtest_test_utils"],
 )
+
+
+py_test(
+    name = "googletest-json-outfiles-test",
+    size = "small",
+    srcs = [
+        "googletest-json-outfiles-test.py",
+        "gtest_json_test_utils.py",
+    ],
+    data = [
+        ":gtest_xml_outfile1_test_",
+        ":gtest_xml_outfile2_test_",
+    ],
+    deps = [":gtest_test_utils"],
+)
+
+py_test(
+    name = "googletest-json-output-unittest",
+    size = "medium",
+    srcs = [
+        "googletest-json-output-unittest.py",
+        "gtest_json_test_utils.py",
+    ],
+    data = [
+        # We invoke gtest_no_test_unittest to verify the JSON output
+        # when the test program contains no test definition.
+        ":gtest_no_test_unittest",
+        ":gtest_xml_output_unittest_",
+    ],
+    args = select({
+        ":has_absl": [],
+        "//conditions:default": ["--no_stacktrace_support"],
+    }),
+    deps = [":gtest_test_utils"],
+)
+# Verifies interaction of death tests and exceptions.
+cc_test(
+    name = "googletest-death-test_ex_catch_test",
+    size = "medium",
+    srcs = ["googletest-death-test_ex_test.cc"],
+    copts = ["-fexceptions"],
+    defines = ["GTEST_ENABLE_CATCH_EXCEPTIONS_=1"],
+    deps = ["//:gtest"],
+)
+
+cc_binary(
+    name = "googletest-param-test-invalid-name1-test_",
+    testonly = 1,
+    srcs = ["googletest-param-test-invalid-name1-test_.cc"],
+    deps = ["//:gtest"],
+)
+
+cc_binary(
+    name = "googletest-param-test-invalid-name2-test_",
+    testonly = 1,
+    srcs = ["googletest-param-test-invalid-name2-test_.cc"],
+    deps = ["//:gtest"],
+)
+
+py_test(
+    name = "googletest-param-test-invalid-name1-test",
+    size = "small",
+    srcs = ["googletest-param-test-invalid-name1-test.py"],
+    data = [":googletest-param-test-invalid-name1-test_"],
+    deps = [":gtest_test_utils"],
+)
+
+py_test(
+    name = "googletest-param-test-invalid-name2-test",
+    size = "small",
+    srcs = ["googletest-param-test-invalid-name2-test.py"],
+    data = [":googletest-param-test-invalid-name2-test_"],
+    deps = [":gtest_test_utils"],
+)
diff --git a/googletest/test/gtest_break_on_failure_unittest.py b/googletest/test/googletest-break-on-failure-unittest.py
index 16e19db..cd77547 100755
--- a/googletest/test/gtest_break_on_failure_unittest.py
+++ b/googletest/test/googletest-break-on-failure-unittest.py
@@ -34,7 +34,7 @@
 A user can ask Google Test to seg-fault when an assertion fails, using
 either the GTEST_BREAK_ON_FAILURE environment variable or the
 --gtest_break_on_failure flag.  This script tests such functionality
-by invoking gtest_break_on_failure_unittest_ (a program written with
+by invoking googletest-break-on-failure-unittest_ (a program written with
 Google Test) with different environments and command line flags.
 """
 
@@ -59,9 +59,9 @@ THROW_ON_FAILURE_ENV_VAR = 'GTEST_THROW_ON_FAILURE'
 # The environment variable for enabling/disabling the catch-exceptions mode.
 CATCH_EXCEPTIONS_ENV_VAR = 'GTEST_CATCH_EXCEPTIONS'
 
-# Path to the gtest_break_on_failure_unittest_ program.
+# Path to the googletest-break-on-failure-unittest_ program.
 EXE_PATH = gtest_test_utils.GetTestExecutablePath(
-    'gtest_break_on_failure_unittest_')
+    'googletest-break-on-failure-unittest_')
 
 
 environ = gtest_test_utils.environ
@@ -95,7 +95,7 @@ class GTestBreakOnFailureUnitTest(gtest_test_utils.TestCase):
   """
 
   def RunAndVerify(self, env_var_value, flag_value, expect_seg_fault):
-    """Runs gtest_break_on_failure_unittest_ and verifies that it does
+    """Runs googletest-break-on-failure-unittest_ and verifies that it does
     (or does not) have a seg-fault.
 
     Args:
diff --git a/googletest/test/gtest_break_on_failure_unittest_.cc b/googletest/test/googletest-break-on-failure-unittest_.cc
index 1231ec2..1231ec2 100644
--- a/googletest/test/gtest_break_on_failure_unittest_.cc
+++ b/googletest/test/googletest-break-on-failure-unittest_.cc
diff --git a/googletest/test/gtest_catch_exceptions_test.py b/googletest/test/googletest-catch-exceptions-test.py
index 760f914..69dbadf 100755
--- a/googletest/test/gtest_catch_exceptions_test.py
+++ b/googletest/test/googletest-catch-exceptions-test.py
@@ -30,8 +30,8 @@
 
 """Tests Google Test's exception catching behavior.
 
-This script invokes gtest_catch_exceptions_test_ and
-gtest_catch_exceptions_ex_test_ (programs written with
+This script invokes googletest-catch-exceptions-test_ and
+googletest-catch-exceptions-ex-test_ (programs written with
 Google Test) and verifies their output.
 """
 
@@ -45,15 +45,15 @@ LIST_TESTS_FLAG = FLAG_PREFIX + 'list_tests'
 NO_CATCH_EXCEPTIONS_FLAG = FLAG_PREFIX + 'catch_exceptions=0'
 FILTER_FLAG = FLAG_PREFIX + 'filter'
 
-# Path to the gtest_catch_exceptions_ex_test_ binary, compiled with
+# Path to the googletest-catch-exceptions-ex-test_ binary, compiled with
 # exceptions enabled.
 EX_EXE_PATH = gtest_test_utils.GetTestExecutablePath(
-    'gtest_catch_exceptions_ex_test_')
+    'googletest-catch-exceptions-ex-test_')
 
-# Path to the gtest_catch_exceptions_test_ binary, compiled with
+# Path to the googletest-catch-exceptions-test_ binary, compiled with
 # exceptions disabled.
 EXE_PATH = gtest_test_utils.GetTestExecutablePath(
-    'gtest_catch_exceptions_no_ex_test_')
+    'googletest-catch-exceptions-no-ex-test_')
 
 environ = gtest_test_utils.environ
 SetEnvVar = gtest_test_utils.SetEnvVar
diff --git a/googletest/test/gtest_catch_exceptions_test_.cc b/googletest/test/googletest-catch-exceptions-test_.cc
index c6d953c..cb018f9 100644
--- a/googletest/test/gtest_catch_exceptions_test_.cc
+++ b/googletest/test/googletest-catch-exceptions-test_.cc
@@ -30,7 +30,7 @@
 // Author: vladl@google.com (Vlad Losev)
 //
 // Tests for Google Test itself. Tests in this file throw C++ or SEH
-// exceptions, and the output is verified by gtest_catch_exceptions_test.py.
+// exceptions, and the output is verified by googletest-catch-exceptions-test.py.
 
 #include "gtest/gtest.h"
 
diff --git a/googletest/test/gtest_color_test.py b/googletest/test/googletest-color-test.py
index 49b8ed2..875d478 100755
--- a/googletest/test/gtest_color_test.py
+++ b/googletest/test/googletest-color-test.py
@@ -40,7 +40,7 @@ IS_WINDOWS = os.name == 'nt'
 
 COLOR_ENV_VAR = 'GTEST_COLOR'
 COLOR_FLAG = 'gtest_color'
-COMMAND = gtest_test_utils.GetTestExecutablePath('gtest_color_test_')
+COMMAND = gtest_test_utils.GetTestExecutablePath('googletest-color-test_')
 
 
 def SetEnvVar(env_var, value):
@@ -53,7 +53,7 @@ def SetEnvVar(env_var, value):
 
 
 def UsesColor(term, color_env_var, color_flag):
-  """Runs gtest_color_test_ and returns its exit code."""
+  """Runs googletest-color-test_ and returns its exit code."""
 
   SetEnvVar('TERM', term)
   SetEnvVar(COLOR_ENV_VAR, color_env_var)
diff --git a/googletest/test/gtest_color_test_.cc b/googletest/test/googletest-color-test_.cc
index f9a21e2..f9a21e2 100644
--- a/googletest/test/gtest_color_test_.cc
+++ b/googletest/test/googletest-color-test_.cc
diff --git a/googletest/test/gtest-death-test_test.cc b/googletest/test/googletest-death-test-test.cc
index 37261cb..9d8f13c 100644
--- a/googletest/test/gtest-death-test_test.cc
+++ b/googletest/test/googletest-death-test-test.cc
@@ -784,7 +784,7 @@ static void TestExitMacros() {
 
   // Of all signals effects on the process exit code, only those of SIGABRT
   // are documented on Windows.
-  // See http://msdn.microsoft.com/en-us/library/dwwzkt4c(VS.71).aspx.
+  // See https://msdn.microsoft.com/en-us/query-bi/m/dwwzkt4c.
   EXPECT_EXIT(raise(SIGABRT), testing::ExitedWithCode(3), "") << "b_ar";
 
 # elif !GTEST_OS_FUCHSIA
diff --git a/googletest/test/gtest-death-test_ex_test.cc b/googletest/test/googletest-death-test_ex_test.cc
index b50a13d..3391074 100644
--- a/googletest/test/gtest-death-test_ex_test.cc
+++ b/googletest/test/googletest-death-test_ex_test.cc
@@ -69,7 +69,7 @@ TEST(CxxExceptionDeathTest, PrintsMessageForStdExceptions) {
                           "exceptional message");
   // Verifies that the location is mentioned in the failure text.
   EXPECT_NONFATAL_FAILURE(EXPECT_DEATH(throw TestException(), ""),
-                          "gtest-death-test_ex_test.cc");
+                          "googletest-death-test_ex_test.cc");
 }
 # endif  // GTEST_HAS_EXCEPTIONS
 
diff --git a/googletest/test/gtest_env_var_test.py b/googletest/test/googletest-env-var-test.py
index beb2a8b..9c80e2a 100755
--- a/googletest/test/gtest_env_var_test.py
+++ b/googletest/test/googletest-env-var-test.py
@@ -40,7 +40,7 @@ import gtest_test_utils
 IS_WINDOWS = os.name == 'nt'
 IS_LINUX = os.name == 'posix' and os.uname()[0] == 'Linux'
 
-COMMAND = gtest_test_utils.GetTestExecutablePath('gtest_env_var_test_')
+COMMAND = gtest_test_utils.GetTestExecutablePath('googletest-env-var-test_')
 
 environ = os.environ.copy()
 
@@ -62,7 +62,7 @@ def SetEnvVar(env_var, value):
 
 
 def GetFlag(flag):
-  """Runs gtest_env_var_test_ and returns its output."""
+  """Runs googletest-env-var-test_ and returns its output."""
 
   args = [COMMAND]
   if flag is not None:
diff --git a/googletest/test/gtest_env_var_test_.cc b/googletest/test/googletest-env-var-test_.cc
index 9b668dc..74b9506 100644
--- a/googletest/test/gtest_env_var_test_.cc
+++ b/googletest/test/googletest-env-var-test_.cc
@@ -115,7 +115,7 @@ int main(int argc, char** argv) {
   testing::InitGoogleTest(&argc, argv);
 
   if (argc != 2) {
-    cout << "Usage: gtest_env_var_test_ NAME_OF_FLAG\n";
+    cout << "Usage: googletest-env-var-test_ NAME_OF_FLAG\n";
     return 1;
   }
 
diff --git a/googletest/test/gtest-filepath_test.cc b/googletest/test/googletest-filepath-test.cc
index 29cea3d..29cea3d 100644
--- a/googletest/test/gtest-filepath_test.cc
+++ b/googletest/test/googletest-filepath-test.cc
diff --git a/googletest/test/gtest_filter_unittest.py b/googletest/test/googletest-filter-unittest.py
index 92cc77c..1e554d5 100755
--- a/googletest/test/gtest_filter_unittest.py
+++ b/googletest/test/googletest-filter-unittest.py
@@ -33,7 +33,7 @@
 A user can specify which test(s) in a Google Test program to run via either
 the GTEST_FILTER environment variable or the --gtest_filter flag.
 This script tests such functionality by invoking
-gtest_filter_unittest_ (a program written with Google Test) with different
+googletest-filter-unittest_ (a program written with Google Test) with different
 environments and command line flags.
 
 Note that test sharding may also influence which tests are filtered. Therefore,
@@ -100,8 +100,8 @@ FILTER_FLAG = 'gtest_filter'
 # The command line flag for including disabled tests.
 ALSO_RUN_DISABLED_TESTS_FLAG = 'gtest_also_run_disabled_tests'
 
-# Command to run the gtest_filter_unittest_ program.
-COMMAND = gtest_test_utils.GetTestExecutablePath('gtest_filter_unittest_')
+# Command to run the googletest-filter-unittest_ program.
+COMMAND = gtest_test_utils.GetTestExecutablePath('googletest-filter-unittest_')
 
 # Regex for determining whether parameterized tests are enabled in the binary.
 PARAM_TEST_REGEX = re.compile(r'/ParamTest')
@@ -120,7 +120,7 @@ LIST_TESTS_FLAG = '--gtest_list_tests'
 SUPPORTS_DEATH_TESTS = 'HasDeathTest' in gtest_test_utils.Subprocess(
     [COMMAND, LIST_TESTS_FLAG]).output
 
-# Full names of all tests in gtest_filter_unittests_.
+# Full names of all tests in googletest-filter-unittests_.
 PARAM_TESTS = [
     'SeqP/ParamTest.TestX/0',
     'SeqP/ParamTest.TestX/1',
@@ -292,7 +292,7 @@ class GTestFilterUnitTest(gtest_test_utils.TestCase):
                                args=None, check_exit_0=False):
     """Checks that binary runs correct tests for the given filter and shard.
 
-    Runs all shards of gtest_filter_unittest_ with the given filter, and
+    Runs all shards of googletest-filter-unittest_ with the given filter, and
     verifies that the right set of tests were run. The union of tests run
     on each shard should be identical to tests_to_run, without duplicates.
     If check_exit_0, .
@@ -330,7 +330,7 @@ class GTestFilterUnitTest(gtest_test_utils.TestCase):
   def RunAndVerifyAllowingDisabled(self, gtest_filter, tests_to_run):
     """Checks that the binary runs correct set of tests for the given filter.
 
-    Runs gtest_filter_unittest_ with the given filter, and enables
+    Runs googletest-filter-unittest_ with the given filter, and enables
     disabled tests. Verifies that the right set of tests were run.
 
     Args:
diff --git a/googletest/test/gtest_filter_unittest_.cc b/googletest/test/googletest-filter-unittest_.cc
index e74a7a3..e74a7a3 100644
--- a/googletest/test/gtest_filter_unittest_.cc
+++ b/googletest/test/googletest-filter-unittest_.cc
diff --git a/googletest/test/gtest_json_outfiles_test.py b/googletest/test/googletest-json-outfiles-test.py
index 46010d8..46010d8 100644
--- a/googletest/test/gtest_json_outfiles_test.py
+++ b/googletest/test/googletest-json-outfiles-test.py
diff --git a/googletest/test/gtest_json_output_unittest.py b/googletest/test/googletest-json-output-unittest.py
index 12047c4..57dcd5f 100644
--- a/googletest/test/gtest_json_output_unittest.py
+++ b/googletest/test/googletest-json-output-unittest.py
@@ -46,7 +46,10 @@ GTEST_OUTPUT_FLAG = '--gtest_output'
 GTEST_DEFAULT_OUTPUT_FILE = 'test_detail.json'
 GTEST_PROGRAM_NAME = 'gtest_xml_output_unittest_'
 
-SUPPORTS_STACK_TRACES = False
+# The flag indicating stacktraces are not supported
+NO_STACKTRACE_SUPPORT_FLAG = '--no_stacktrace_support'
+
+SUPPORTS_STACK_TRACES = NO_STACKTRACE_SUPPORT_FLAG not in sys.argv
 
 if SUPPORTS_STACK_TRACES:
   STACK_TRACE_TEMPLATE = '\nStack trace:\n*'
@@ -607,5 +610,9 @@ class GTestJsonOutputUnitTest(gtest_test_utils.TestCase):
 
 
 if __name__ == '__main__':
+  if NO_STACKTRACE_SUPPORT_FLAG in sys.argv:
+    # unittest.main() can't handle unknown flags
+    sys.argv.remove(NO_STACKTRACE_SUPPORT_FLAG)
+
   os.environ['GTEST_STACK_TRACE_DEPTH'] = '1'
   gtest_test_utils.Main()
diff --git a/googletest/test/gtest-linked_ptr_test.cc b/googletest/test/googletest-linked-ptr-test.cc
index 6fcf512..6fcf512 100644
--- a/googletest/test/gtest-linked_ptr_test.cc
+++ b/googletest/test/googletest-linked-ptr-test.cc
diff --git a/googletest/test/gtest_list_tests_unittest.py b/googletest/test/googletest-list-tests-unittest.py
index ebf1a3c..a38073a 100755
--- a/googletest/test/gtest_list_tests_unittest.py
+++ b/googletest/test/googletest-list-tests-unittest.py
@@ -33,7 +33,7 @@
 
 A user can ask Google Test to list all tests by specifying the
 --gtest_list_tests flag.  This script tests such functionality
-by invoking gtest_list_tests_unittest_ (a program written with
+by invoking googletest-list-tests-unittest_ (a program written with
 Google Test) the command line flags.
 """
 
@@ -47,10 +47,10 @@ import gtest_test_utils
 # The command line flag for enabling/disabling listing all tests.
 LIST_TESTS_FLAG = 'gtest_list_tests'
 
-# Path to the gtest_list_tests_unittest_ program.
-EXE_PATH = gtest_test_utils.GetTestExecutablePath('gtest_list_tests_unittest_')
+# Path to the googletest-list-tests-unittest_ program.
+EXE_PATH = gtest_test_utils.GetTestExecutablePath('googletest-list-tests-unittest_')
 
-# The expected output when running gtest_list_tests_unittest_ with
+# The expected output when running googletest-list-tests-unittest_ with
 # --gtest_list_tests
 EXPECTED_OUTPUT_NO_FILTER_RE = re.compile(r"""FooDeathTest\.
   Test1
@@ -94,7 +94,7 @@ MyInstantiation/ValueParamTest\.
   TestB/2  # GetParam\(\) = a very\\nlo{241}\.\.\.
 """)
 
-# The expected output when running gtest_list_tests_unittest_ with
+# The expected output when running googletest-list-tests-unittest_ with
 # --gtest_list_tests and --gtest_filter=Foo*.
 EXPECTED_OUTPUT_FILTER_FOO_RE = re.compile(r"""FooDeathTest\.
   Test1
@@ -114,7 +114,7 @@ FooTest\.
 
 
 def Run(args):
-  """Runs gtest_list_tests_unittest_ and returns the list of tests printed."""
+  """Runs googletest-list-tests-unittest_ and returns the list of tests printed."""
 
   return gtest_test_utils.Subprocess([EXE_PATH] + args,
                                      capture_stderr=False).output
@@ -127,7 +127,7 @@ class GTestListTestsUnitTest(gtest_test_utils.TestCase):
   """Tests using the --gtest_list_tests flag to list all tests."""
 
   def RunAndVerify(self, flag_value, expected_output_re, other_flag):
-    """Runs gtest_list_tests_unittest_ and verifies that it prints
+    """Runs googletest-list-tests-unittest_ and verifies that it prints
     the correct tests.
 
     Args:
diff --git a/googletest/test/gtest_list_tests_unittest_.cc b/googletest/test/googletest-list-tests-unittest_.cc
index 907c176..907c176 100644
--- a/googletest/test/gtest_list_tests_unittest_.cc
+++ b/googletest/test/googletest-list-tests-unittest_.cc
diff --git a/googletest/test/gtest-listener_test.cc b/googletest/test/googletest-listener-test.cc
index 639529c..639529c 100644
--- a/googletest/test/gtest-listener_test.cc
+++ b/googletest/test/googletest-listener-test.cc
diff --git a/googletest/test/gtest-message_test.cc b/googletest/test/googletest-message-test.cc
index 175238e..175238e 100644
--- a/googletest/test/gtest-message_test.cc
+++ b/googletest/test/googletest-message-test.cc
diff --git a/googletest/test/gtest-options_test.cc b/googletest/test/googletest-options-test.cc
index 10cb1df..e4c0d04 100644
--- a/googletest/test/gtest-options_test.cc
+++ b/googletest/test/googletest-options-test.cc
@@ -99,7 +99,7 @@ TEST(OutputFileHelpersTest, GetCurrentExecutableName) {
   const std::string exe_str = GetCurrentExecutableName().string();
 #if GTEST_OS_WINDOWS
   const bool success =
-      _strcmpi("gtest-options_test", exe_str.c_str()) == 0 ||
+      _strcmpi("googletest-options-test", exe_str.c_str()) == 0 ||
       _strcmpi("gtest-options-ex_test", exe_str.c_str()) == 0 ||
       _strcmpi("gtest_all_test", exe_str.c_str()) == 0 ||
       _strcmpi("gtest_dll_test", exe_str.c_str()) == 0;
@@ -109,7 +109,7 @@ TEST(OutputFileHelpersTest, GetCurrentExecutableName) {
   // TODO(wan@google.com): remove the hard-coded "lt-" prefix when
   //   Chandler Carruth's libtool replacement is ready.
   const bool success =
-      exe_str == "gtest-options_test" ||
+      exe_str == "googletest-options-test" ||
       exe_str == "gtest_all_test" ||
       exe_str == "lt-gtest_all_test" ||
       exe_str == "gtest_dll_test";
diff --git a/googletest/test/gtest_output_test_golden_lin.txt b/googletest/test/googletest-output-test-golden-lin.txt
index 02a77a8..b0c5189 100644
--- a/googletest/test/gtest_output_test_golden_lin.txt
+++ b/googletest/test/googletest-output-test-golden-lin.txt
@@ -1,12 +1,12 @@
 The non-test part of the code is expected to have 2 failures.
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Value of: false
   Actual: false
 Expected: true
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   2
   3
@@ -38,7 +38,7 @@ BarEnvironment::SetUp() called.
 [0;32m[       OK ] [mPassingTest.PassingTest2
 [0;32m[----------] [m2 tests from NonfatalFailureTest
 [0;32m[ RUN      ] [mNonfatalFailureTest.EscapesStringOperands
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   kGoldenString
     Which is: "\"Line"
@@ -46,7 +46,7 @@ Expected equality of these values:
     Which is: "actual \"string\""
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   golden
     Which is: "\"Line"
@@ -56,7 +56,7 @@ Stack trace: (omitted)
 
 [0;31m[  FAILED  ] [mNonfatalFailureTest.EscapesStringOperands
 [0;32m[ RUN      ] [mNonfatalFailureTest.DiffForLongStrings
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   golden_str
     Which is: "\"Line\0 1\"\nLine 2"
@@ -72,7 +72,7 @@ Stack trace: (omitted)
 [0;32m[----------] [m3 tests from FatalFailureTest
 [0;32m[ RUN      ] [mFatalFailureTest.FatalFailureInSubroutine
 (expecting a failure that x should be 1)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   1
   x
@@ -82,7 +82,7 @@ Stack trace: (omitted)
 [0;31m[  FAILED  ] [mFatalFailureTest.FatalFailureInSubroutine
 [0;32m[ RUN      ] [mFatalFailureTest.FatalFailureInNestedSubroutine
 (expecting a failure that x should be 1)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   1
   x
@@ -92,7 +92,7 @@ Stack trace: (omitted)
 [0;31m[  FAILED  ] [mFatalFailureTest.FatalFailureInNestedSubroutine
 [0;32m[ RUN      ] [mFatalFailureTest.NonfatalFailureInSubroutine
 (expecting a failure on false)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Value of: false
   Actual: false
 Expected: true
@@ -104,45 +104,45 @@ Stack trace: (omitted)
 (expecting 2 failures on (3) >= (a[i]))
 i == 0
 i == 1
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected: (3) >= (a[i]), actual: 3 vs 9
 Stack trace: (omitted)
 
 i == 2
 i == 3
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected: (3) >= (a[i]), actual: 3 vs 6
 Stack trace: (omitted)
 
 [0;31m[  FAILED  ] [mLoggingTest.InterleavingLoggingAndAssertions
 [0;32m[----------] [m7 tests from SCOPED_TRACETest
 [0;32m[ RUN      ] [mSCOPED_TRACETest.AcceptedValues
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Just checking that all these values work fine.
 Google Test trace:
-gtest_output_test_.cc:#: (null)
-gtest_output_test_.cc:#: 1337
-gtest_output_test_.cc:#: std::string
-gtest_output_test_.cc:#: literal string
+googletest-output-test_.cc:#: (null)
+googletest-output-test_.cc:#: 1337
+googletest-output-test_.cc:#: std::string
+googletest-output-test_.cc:#: literal string
 Stack trace: (omitted)
 
 [0;31m[  FAILED  ] [mSCOPED_TRACETest.AcceptedValues
 [0;32m[ RUN      ] [mSCOPED_TRACETest.ObeysScopes
 (expected to fail)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 This failure is expected, and shouldn't have a trace.
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 This failure is expected, and should have a trace.
 Google Test trace:
-gtest_output_test_.cc:#: Expected trace
+googletest-output-test_.cc:#: Expected trace
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 This failure is expected, and shouldn't have a trace.
 Stack trace: (omitted)
@@ -150,131 +150,131 @@ Stack trace: (omitted)
 [0;31m[  FAILED  ] [mSCOPED_TRACETest.ObeysScopes
 [0;32m[ RUN      ] [mSCOPED_TRACETest.WorksInLoop
 (expected to fail)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   2
   n
     Which is: 1
 Google Test trace:
-gtest_output_test_.cc:#: i = 1
+googletest-output-test_.cc:#: i = 1
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   1
   n
     Which is: 2
 Google Test trace:
-gtest_output_test_.cc:#: i = 2
+googletest-output-test_.cc:#: i = 2
 Stack trace: (omitted)
 
 [0;31m[  FAILED  ] [mSCOPED_TRACETest.WorksInLoop
 [0;32m[ RUN      ] [mSCOPED_TRACETest.WorksInSubroutine
 (expected to fail)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   2
   n
     Which is: 1
 Google Test trace:
-gtest_output_test_.cc:#: n = 1
+googletest-output-test_.cc:#: n = 1
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   1
   n
     Which is: 2
 Google Test trace:
-gtest_output_test_.cc:#: n = 2
+googletest-output-test_.cc:#: n = 2
 Stack trace: (omitted)
 
 [0;31m[  FAILED  ] [mSCOPED_TRACETest.WorksInSubroutine
 [0;32m[ RUN      ] [mSCOPED_TRACETest.CanBeNested
 (expected to fail)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   1
   n
     Which is: 2
 Google Test trace:
-gtest_output_test_.cc:#: n = 2
-gtest_output_test_.cc:#: 
+googletest-output-test_.cc:#: n = 2
+googletest-output-test_.cc:#: 
 Stack trace: (omitted)
 
 [0;31m[  FAILED  ] [mSCOPED_TRACETest.CanBeNested
 [0;32m[ RUN      ] [mSCOPED_TRACETest.CanBeRepeated
 (expected to fail)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 This failure is expected, and should contain trace point A.
 Google Test trace:
-gtest_output_test_.cc:#: A
+googletest-output-test_.cc:#: A
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 This failure is expected, and should contain trace point A and B.
 Google Test trace:
-gtest_output_test_.cc:#: B
-gtest_output_test_.cc:#: A
+googletest-output-test_.cc:#: B
+googletest-output-test_.cc:#: A
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 This failure is expected, and should contain trace point A, B, and C.
 Google Test trace:
-gtest_output_test_.cc:#: C
-gtest_output_test_.cc:#: B
-gtest_output_test_.cc:#: A
+googletest-output-test_.cc:#: C
+googletest-output-test_.cc:#: B
+googletest-output-test_.cc:#: A
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 This failure is expected, and should contain trace point A, B, and D.
 Google Test trace:
-gtest_output_test_.cc:#: D
-gtest_output_test_.cc:#: B
-gtest_output_test_.cc:#: A
+googletest-output-test_.cc:#: D
+googletest-output-test_.cc:#: B
+googletest-output-test_.cc:#: A
 Stack trace: (omitted)
 
 [0;31m[  FAILED  ] [mSCOPED_TRACETest.CanBeRepeated
 [0;32m[ RUN      ] [mSCOPED_TRACETest.WorksConcurrently
 (expecting 6 failures)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #1 (in thread B, only trace B alive).
 Google Test trace:
-gtest_output_test_.cc:#: Trace B
+googletest-output-test_.cc:#: Trace B
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #2 (in thread A, trace A & B both alive).
 Google Test trace:
-gtest_output_test_.cc:#: Trace A
+googletest-output-test_.cc:#: Trace A
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #3 (in thread B, trace A & B both alive).
 Google Test trace:
-gtest_output_test_.cc:#: Trace B
+googletest-output-test_.cc:#: Trace B
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #4 (in thread B, only trace A alive).
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #5 (in thread A, only trace A alive).
 Google Test trace:
-gtest_output_test_.cc:#: Trace A
+googletest-output-test_.cc:#: Trace A
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #6 (in thread A, no trace alive).
 Stack trace: (omitted)
@@ -282,7 +282,7 @@ Stack trace: (omitted)
 [0;31m[  FAILED  ] [mSCOPED_TRACETest.WorksConcurrently
 [0;32m[----------] [m1 test from ScopedTraceTest
 [0;32m[ RUN      ] [mScopedTraceTest.WithExplicitFileAndLine
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Check that the trace is attached to a particular location.
 Google Test trace:
@@ -293,27 +293,27 @@ Stack trace: (omitted)
 [0;32m[----------] [m1 test from NonFatalFailureInFixtureConstructorTest
 [0;32m[ RUN      ] [mNonFatalFailureInFixtureConstructorTest.FailureInConstructor
 (expecting 5 failures)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #1, in the test fixture c'tor.
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #2, in SetUp().
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #3, in the test body.
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #4, in TearDown.
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #5, in the test fixture d'tor.
 Stack trace: (omitted)
@@ -322,12 +322,12 @@ Stack trace: (omitted)
 [0;32m[----------] [m1 test from FatalFailureInFixtureConstructorTest
 [0;32m[ RUN      ] [mFatalFailureInFixtureConstructorTest.FailureInConstructor
 (expecting 2 failures)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #1, in the test fixture c'tor.
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #2, in the test fixture d'tor.
 Stack trace: (omitted)
@@ -336,22 +336,22 @@ Stack trace: (omitted)
 [0;32m[----------] [m1 test from NonFatalFailureInSetUpTest
 [0;32m[ RUN      ] [mNonFatalFailureInSetUpTest.FailureInSetUp
 (expecting 4 failures)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #1, in SetUp().
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #2, in the test function.
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #3, in TearDown().
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #4, in the test fixture d'tor.
 Stack trace: (omitted)
@@ -360,17 +360,17 @@ Stack trace: (omitted)
 [0;32m[----------] [m1 test from FatalFailureInSetUpTest
 [0;32m[ RUN      ] [mFatalFailureInSetUpTest.FailureInSetUp
 (expecting 3 failures)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #1, in SetUp().
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #2, in TearDown().
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected failure #3, in the test fixture d'tor.
 Stack trace: (omitted)
@@ -483,13 +483,13 @@ Stack trace: (omitted)
 gtest.cc:#: Failure
 Expected: 1 non-fatal failure
   Actual: 2 failures
-gtest_output_test_.cc:#: Non-fatal failure:
+googletest-output-test_.cc:#: Non-fatal failure:
 Failed
 Expected non-fatal failure 1.
 Stack trace: (omitted)
 
 
-gtest_output_test_.cc:#: Non-fatal failure:
+googletest-output-test_.cc:#: Non-fatal failure:
 Failed
 Expected non-fatal failure 2.
 Stack trace: (omitted)
@@ -503,7 +503,7 @@ Stack trace: (omitted)
 gtest.cc:#: Failure
 Expected: 1 non-fatal failure
   Actual:
-gtest_output_test_.cc:#: Fatal failure:
+googletest-output-test_.cc:#: Fatal failure:
 Failed
 Expected fatal failure.
 Stack trace: (omitted)
@@ -548,13 +548,13 @@ Stack trace: (omitted)
 gtest.cc:#: Failure
 Expected: 1 fatal failure
   Actual: 2 failures
-gtest_output_test_.cc:#: Fatal failure:
+googletest-output-test_.cc:#: Fatal failure:
 Failed
 Expected fatal failure.
 Stack trace: (omitted)
 
 
-gtest_output_test_.cc:#: Fatal failure:
+googletest-output-test_.cc:#: Fatal failure:
 Failed
 Expected fatal failure.
 Stack trace: (omitted)
@@ -568,7 +568,7 @@ Stack trace: (omitted)
 gtest.cc:#: Failure
 Expected: 1 fatal failure
   Actual:
-gtest_output_test_.cc:#: Non-fatal failure:
+googletest-output-test_.cc:#: Non-fatal failure:
 Failed
 Expected non-fatal failure.
 Stack trace: (omitted)
@@ -597,7 +597,7 @@ Stack trace: (omitted)
 [0;32m[ RUN      ] [mTypedTest/0.Success
 [0;32m[       OK ] [mTypedTest/0.Success
 [0;32m[ RUN      ] [mTypedTest/0.Failure
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   1
   TypeParam()
@@ -610,7 +610,7 @@ Stack trace: (omitted)
 [0;32m[ RUN      ] [mUnsigned/TypedTestP/0.Success
 [0;32m[       OK ] [mUnsigned/TypedTestP/0.Success
 [0;32m[ RUN      ] [mUnsigned/TypedTestP/0.Failure
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   1U
     Which is: 1
@@ -624,7 +624,7 @@ Stack trace: (omitted)
 [0;32m[ RUN      ] [mUnsigned/TypedTestP/1.Success
 [0;32m[       OK ] [mUnsigned/TypedTestP/1.Success
 [0;32m[ RUN      ] [mUnsigned/TypedTestP/1.Failure
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   1U
     Which is: 1
@@ -640,7 +640,7 @@ Stack trace: (omitted)
 gtest.cc:#: Failure
 Expected: 1 fatal failure
   Actual:
-gtest_output_test_.cc:#: Success:
+googletest-output-test_.cc:#: Success:
 Succeeded
 Stack trace: (omitted)
 
@@ -651,7 +651,7 @@ Stack trace: (omitted)
 gtest.cc:#: Failure
 Expected: 1 fatal failure
   Actual:
-gtest_output_test_.cc:#: Non-fatal failure:
+googletest-output-test_.cc:#: Non-fatal failure:
 Failed
 Expected non-fatal failure.
 Stack trace: (omitted)
@@ -663,7 +663,7 @@ Stack trace: (omitted)
 gtest.cc:#: Failure
 Expected: 1 fatal failure containing "Some other fatal failure expected."
   Actual:
-gtest_output_test_.cc:#: Fatal failure:
+googletest-output-test_.cc:#: Fatal failure:
 Failed
 Expected fatal failure.
 Stack trace: (omitted)
@@ -677,7 +677,7 @@ Stack trace: (omitted)
 gtest.cc:#: Failure
 Expected: 1 non-fatal failure
   Actual:
-gtest_output_test_.cc:#: Success:
+googletest-output-test_.cc:#: Success:
 Succeeded
 Stack trace: (omitted)
 
@@ -688,7 +688,7 @@ Stack trace: (omitted)
 gtest.cc:#: Failure
 Expected: 1 non-fatal failure
   Actual:
-gtest_output_test_.cc:#: Fatal failure:
+googletest-output-test_.cc:#: Fatal failure:
 Failed
 Expected fatal failure.
 Stack trace: (omitted)
@@ -700,7 +700,7 @@ Stack trace: (omitted)
 gtest.cc:#: Failure
 Expected: 1 non-fatal failure containing "Some other non-fatal failure."
   Actual:
-gtest_output_test_.cc:#: Non-fatal failure:
+googletest-output-test_.cc:#: Non-fatal failure:
 Failed
 Expected non-fatal failure.
 Stack trace: (omitted)
@@ -714,7 +714,7 @@ Stack trace: (omitted)
 gtest.cc:#: Failure
 Expected: 1 fatal failure
   Actual:
-gtest_output_test_.cc:#: Success:
+googletest-output-test_.cc:#: Success:
 Succeeded
 Stack trace: (omitted)
 
@@ -725,7 +725,7 @@ Stack trace: (omitted)
 gtest.cc:#: Failure
 Expected: 1 fatal failure
   Actual:
-gtest_output_test_.cc:#: Non-fatal failure:
+googletest-output-test_.cc:#: Non-fatal failure:
 Failed
 Expected non-fatal failure.
 Stack trace: (omitted)
@@ -737,7 +737,7 @@ Stack trace: (omitted)
 gtest.cc:#: Failure
 Expected: 1 fatal failure containing "Some other fatal failure expected."
   Actual:
-gtest_output_test_.cc:#: Fatal failure:
+googletest-output-test_.cc:#: Fatal failure:
 Failed
 Expected fatal failure.
 Stack trace: (omitted)
@@ -751,7 +751,7 @@ Stack trace: (omitted)
 gtest.cc:#: Failure
 Expected: 1 non-fatal failure
   Actual:
-gtest_output_test_.cc:#: Success:
+googletest-output-test_.cc:#: Success:
 Succeeded
 Stack trace: (omitted)
 
@@ -762,7 +762,7 @@ Stack trace: (omitted)
 gtest.cc:#: Failure
 Expected: 1 non-fatal failure
   Actual:
-gtest_output_test_.cc:#: Fatal failure:
+googletest-output-test_.cc:#: Fatal failure:
 Failed
 Expected fatal failure.
 Stack trace: (omitted)
@@ -774,7 +774,7 @@ Stack trace: (omitted)
 gtest.cc:#: Failure
 Expected: 1 non-fatal failure containing "Some other non-fatal failure."
   Actual:
-gtest_output_test_.cc:#: Non-fatal failure:
+googletest-output-test_.cc:#: Non-fatal failure:
 Failed
 Expected non-fatal failure.
 Stack trace: (omitted)
@@ -786,7 +786,7 @@ Stack trace: (omitted)
 [0;32m[----------] [m2 tests from ExpectFailureWithThreadsTest
 [0;32m[ RUN      ] [mExpectFailureWithThreadsTest.ExpectFatalFailure
 (expecting 2 failures)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected fatal failure.
 Stack trace: (omitted)
@@ -799,7 +799,7 @@ Stack trace: (omitted)
 [0;31m[  FAILED  ] [mExpectFailureWithThreadsTest.ExpectFatalFailure
 [0;32m[ RUN      ] [mExpectFailureWithThreadsTest.ExpectNonFatalFailure
 (expecting 2 failures)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected non-fatal failure.
 Stack trace: (omitted)
@@ -813,12 +813,12 @@ Stack trace: (omitted)
 [0;32m[----------] [m1 test from ScopedFakeTestPartResultReporterTest
 [0;32m[ RUN      ] [mScopedFakeTestPartResultReporterTest.InterceptOnlyCurrentThread
 (expecting 2 failures)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected fatal failure.
 Stack trace: (omitted)
 
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected non-fatal failure.
 Stack trace: (omitted)
@@ -826,7 +826,7 @@ Stack trace: (omitted)
 [0;31m[  FAILED  ] [mScopedFakeTestPartResultReporterTest.InterceptOnlyCurrentThread
 [0;32m[----------] [m1 test from PrintingFailingParams/FailingParamTest
 [0;32m[ RUN      ] [mPrintingFailingParams/FailingParamTest.Fails/0
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   1
   GetParam()
@@ -838,7 +838,7 @@ Stack trace: (omitted)
 [0;32m[ RUN      ] [mPrintingStrings/ParamTest.Success/a
 [0;32m[       OK ] [mPrintingStrings/ParamTest.Success/a
 [0;32m[ RUN      ] [mPrintingStrings/ParamTest.Failure/a
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   "b"
   GetParam()
@@ -849,13 +849,13 @@ Stack trace: (omitted)
 [0;31m[  FAILED  ] [mPrintingStrings/ParamTest.Failure/a, where GetParam() = "a"
 [0;32m[----------] [mGlobal test environment tear-down
 BarEnvironment::TearDown() called.
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected non-fatal failure.
 Stack trace: (omitted)
 
 FooEnvironment::TearDown() called.
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Failed
 Expected fatal failure.
 Stack trace: (omitted)
@@ -919,7 +919,7 @@ Stack trace: (omitted)
 [----------] 3 tests from FatalFailureTest
 [ RUN      ] FatalFailureTest.FatalFailureInSubroutine
 (expecting a failure that x should be 1)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   1
   x
@@ -929,7 +929,7 @@ Stack trace: (omitted)
 [  FAILED  ] FatalFailureTest.FatalFailureInSubroutine (? ms)
 [ RUN      ] FatalFailureTest.FatalFailureInNestedSubroutine
 (expecting a failure that x should be 1)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected equality of these values:
   1
   x
@@ -939,7 +939,7 @@ Stack trace: (omitted)
 [  FAILED  ] FatalFailureTest.FatalFailureInNestedSubroutine (? ms)
 [ RUN      ] FatalFailureTest.NonfatalFailureInSubroutine
 (expecting a failure on false)
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Value of: false
   Actual: false
 Expected: true
@@ -953,13 +953,13 @@ Stack trace: (omitted)
 (expecting 2 failures on (3) >= (a[i]))
 i == 0
 i == 1
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected: (3) >= (a[i]), actual: 3 vs 9
 Stack trace: (omitted)
 
 i == 2
 i == 3
-gtest_output_test_.cc:#: Failure
+googletest-output-test_.cc:#: Failure
 Expected: (3) >= (a[i]), actual: 3 vs 6
 Stack trace: (omitted)
 
diff --git a/googletest/test/gtest_output_test.py b/googletest/test/googletest-output-test.py
index 63763b9..c1c3652 100755
--- a/googletest/test/gtest_output_test.py
+++ b/googletest/test/googletest-output-test.py
@@ -33,10 +33,10 @@
 
 
 SYNOPSIS
-       gtest_output_test.py --build_dir=BUILD/DIR --gengolden
-         # where BUILD/DIR contains the built gtest_output_test_ file.
-       gtest_output_test.py --gengolden
-       gtest_output_test.py
+       googletest_output_test.py --build_dir=BUILD/DIR --gengolden
+         # where BUILD/DIR contains the built googletest-output-test_ file.
+       googletest_output_test.py --gengolden
+       googletest_output_test.py
 """
 
 __author__ = 'wan@google.com (Zhanyong Wan)'
@@ -59,9 +59,9 @@ IS_LINUX = os.name == 'posix' and os.uname()[0] == 'Linux'
 IS_WINDOWS = os.name == 'nt'
 
 # TODO(vladl@google.com): remove the _lin suffix.
-GOLDEN_NAME = 'gtest_output_test_golden_lin.txt'
+GOLDEN_NAME = 'googletest-output-test-golden-lin.txt'
 
-PROGRAM_PATH = gtest_test_utils.GetTestExecutablePath('gtest_output_test_')
+PROGRAM_PATH = gtest_test_utils.GetTestExecutablePath('googletest-output-test_')
 
 # At least one command we exercise must not have the
 # 'internal_skip_environment_and_ad_hoc_tests' argument.
@@ -104,7 +104,7 @@ def RemoveLocations(test_output):
        'FILE_NAME:#: '.
   """
 
-  return re.sub(r'.*[/\\]((gtest_output_test_|gtest).cc)(\:\d+|\(\d+\))\: ',
+  return re.sub(r'.*[/\\]((googletest-output-test_|gtest).cc)(\:\d+|\(\d+\))\: ',
                 r'\1:#: ', test_output)
 
 
@@ -195,7 +195,7 @@ def RemoveMatchingTests(test_output, pattern):
 
 
 def NormalizeOutput(output):
-  """Normalizes output (the output of gtest_output_test_.exe)."""
+  """Normalizes output (the output of googletest-output-test_.exe)."""
 
   output = ToUnixLineEnding(output)
   output = RemoveLocations(output)
@@ -316,11 +316,11 @@ class GTestOutputTest(gtest_test_utils.TestCase):
       if os.getenv('DEBUG_GTEST_OUTPUT_TEST'):
         open(os.path.join(
             gtest_test_utils.GetSourceDir(),
-            '_gtest_output_test_normalized_actual.txt'), 'wb').write(
+            '_googletest-output-test_normalized_actual.txt'), 'wb').write(
                 normalized_actual)
         open(os.path.join(
             gtest_test_utils.GetSourceDir(),
-            '_gtest_output_test_normalized_golden.txt'), 'wb').write(
+            '_googletest-output-test_normalized_golden.txt'), 'wb').write(
                 normalized_golden)
 
       self.assertEqual(normalized_golden, normalized_actual)
diff --git a/googletest/test/gtest_output_test_.cc b/googletest/test/googletest-output-test_.cc
index 9ae9dc6..29fc993 100644
--- a/googletest/test/gtest_output_test_.cc
+++ b/googletest/test/googletest-output-test_.cc
@@ -29,7 +29,7 @@
 //
 // The purpose of this file is to generate Google Test output under
 // various conditions.  The output will then be verified by
-// gtest_output_test.py to ensure that Google Test generates the
+// googletest-output-test.py to ensure that Google Test generates the
 // desired messages.  Therefore, most tests in this file are MEANT TO
 // FAIL.
 //
diff --git a/googletest/test/googletest-param-test-invalid-name1-test.py b/googletest/test/googletest-param-test-invalid-name1-test.py
new file mode 100644
index 0000000..63be043
--- /dev/null
+++ b/googletest/test/googletest-param-test-invalid-name1-test.py
@@ -0,0 +1,72 @@
+#!/usr/bin/env python
+#
+# Copyright 2015 Google Inc. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+"""Verifies that Google Test warns the user when not initialized properly."""
+
+__author__ = 'jmadill@google.com (Jamie Madill)'
+
+import os
+
+IS_LINUX = os.name == 'posix' and os.uname()[0] == 'Linux'
+
+if IS_LINUX:
+  import gtest_test_utils
+else:
+  import gtest_test_utils
+
+binary_name = 'googletest-param-test-invalid-name1-test_'
+COMMAND = gtest_test_utils.GetTestExecutablePath(binary_name)
+
+
+def Assert(condition):
+  if not condition:
+    raise AssertionError
+
+
+def TestExitCodeAndOutput(command):
+  """Runs the given command and verifies its exit code and output."""
+
+  err = ('Parameterized test name \'"InvalidWithQuotes"\' is invalid')
+
+  p = gtest_test_utils.Subprocess(command)
+  Assert(p.terminated_by_signal)
+
+  # Verify the output message contains appropriate output
+  Assert(err in p.output)
+
+
+class GTestParamTestInvalidName1Test(gtest_test_utils.TestCase):
+
+  def testExitCodeAndOutput(self):
+    TestExitCodeAndOutput(COMMAND)
+
+
+if __name__ == '__main__':
+  gtest_test_utils.Main()
diff --git a/googletest/test/googletest-param-test-invalid-name1-test_.cc b/googletest/test/googletest-param-test-invalid-name1-test_.cc
new file mode 100644
index 0000000..68dd470
--- /dev/null
+++ b/googletest/test/googletest-param-test-invalid-name1-test_.cc
@@ -0,0 +1,51 @@
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// Author: jmadill@google.com (Jamie Madill)
+
+#include "gtest/gtest.h"
+
+namespace {
+class DummyTest : public ::testing::TestWithParam<const char *> {};
+
+TEST_P(DummyTest, Dummy) {
+}
+
+INSTANTIATE_TEST_CASE_P(InvalidTestName,
+                        DummyTest,
+                        ::testing::Values("InvalidWithQuotes"),
+                        ::testing::PrintToStringParamName());
+
+}  // namespace
+
+int main(int argc, char *argv[]) {
+  testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}
+
diff --git a/googletest/test/googletest-param-test-invalid-name2-test.py b/googletest/test/googletest-param-test-invalid-name2-test.py
new file mode 100644
index 0000000..b1a80c1
--- /dev/null
+++ b/googletest/test/googletest-param-test-invalid-name2-test.py
@@ -0,0 +1,71 @@
+#!/usr/bin/env python
+#
+# Copyright 2015 Google Inc. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+"""Verifies that Google Test warns the user when not initialized properly."""
+
+__author__ = 'jmadill@google.com (Jamie Madill)'
+
+import os
+
+IS_LINUX = os.name == 'posix' and os.uname()[0] == 'Linux'
+
+if IS_LINUX:
+  import gtest_test_utils
+else:
+  import gtest_test_utils
+
+binary_name = 'googletest-param-test-invalid-name2-test_'
+COMMAND = gtest_test_utils.GetTestExecutablePath(binary_name)
+
+
+def Assert(condition):
+  if not condition:
+    raise AssertionError
+
+
+def TestExitCodeAndOutput(command):
+  """Runs the given command and verifies its exit code and output."""
+
+  err = ('Duplicate parameterized test name \'a\'')
+
+  p = gtest_test_utils.Subprocess(command)
+  Assert(p.terminated_by_signal)
+
+  # Check for appropriate output
+  Assert(err in p.output)
+
+
+class GTestParamTestInvalidName2Test(gtest_test_utils.TestCase):
+
+  def testExitCodeAndOutput(self):
+    TestExitCodeAndOutput(COMMAND)
+
+if __name__ == '__main__':
+  gtest_test_utils.Main()
diff --git a/googletest/test/googletest-param-test-invalid-name2-test_.cc b/googletest/test/googletest-param-test-invalid-name2-test_.cc
new file mode 100644
index 0000000..9a8ec4e
--- /dev/null
+++ b/googletest/test/googletest-param-test-invalid-name2-test_.cc
@@ -0,0 +1,56 @@
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// Author: jmadill@google.com (Jamie Madill)
+
+#include "gtest/gtest.h"
+
+namespace {
+class DummyTest : public ::testing::TestWithParam<const char *> {};
+
+std::string StringParamTestSuffix(
+    const testing::TestParamInfo<const char*>& info) {
+  return std::string(info.param);
+}
+
+TEST_P(DummyTest, Dummy) {
+}
+
+INSTANTIATE_TEST_CASE_P(DuplicateTestNames,
+                        DummyTest,
+                        ::testing::Values("a", "b", "a", "c"),
+                        StringParamTestSuffix);
+}  // namespace
+
+int main(int argc, char *argv[]) {
+  testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}
+
+
diff --git a/googletest/test/gtest-param-test_test.cc b/googletest/test/googletest-param-test-test.cc
index adc4d1b..893b132 100644
--- a/googletest/test/gtest-param-test_test.cc
+++ b/googletest/test/googletest-param-test-test.cc
@@ -43,7 +43,7 @@
 # include <vector>
 
 # include "src/gtest-internal-inl.h"  // for UnitTestOptions
-# include "test/gtest-param-test_test.h"
+# include "test/googletest-param-test-test.h"
 
 using ::std::vector;
 using ::std::sort;
diff --git a/googletest/test/gtest-param-test_test.h b/googletest/test/googletest-param-test-test.h
index ea1e884..ea1e884 100644
--- a/googletest/test/gtest-param-test_test.h
+++ b/googletest/test/googletest-param-test-test.h
diff --git a/googletest/test/gtest-param-test2_test.cc b/googletest/test/googletest-param-test2-test.cc
index c3b2d18..c0a908b 100644
--- a/googletest/test/gtest-param-test2_test.cc
+++ b/googletest/test/googletest-param-test2-test.cc
@@ -33,18 +33,18 @@
 // Google Test work.
 
 #include "gtest/gtest.h"
-#include "gtest-param-test_test.h"
+#include "googletest-param-test-test.h"
 
 using ::testing::Values;
 using ::testing::internal::ParamGenerator;
 
 // Tests that generators defined in a different translation unit
 // are functional. The test using extern_gen is defined
-// in gtest-param-test_test.cc.
+// in googletest-param-test-test.cc.
 ParamGenerator<int> extern_gen = Values(33);
 
 // Tests that a parameterized test case can be defined in one translation unit
-// and instantiated in another. The test is defined in gtest-param-test_test.cc
+// and instantiated in another. The test is defined in googletest-param-test-test.cc
 // and ExternalInstantiationTest fixture class is defined in
 // gtest-param-test_test.h.
 INSTANTIATE_TEST_CASE_P(MultiplesOf33,
@@ -53,7 +53,7 @@ INSTANTIATE_TEST_CASE_P(MultiplesOf33,
 
 // Tests that a parameterized test case can be instantiated
 // in multiple translation units. Another instantiation is defined
-// in gtest-param-test_test.cc and InstantiationInMultipleTranslaionUnitsTest
+// in googletest-param-test-test.cc and InstantiationInMultipleTranslaionUnitsTest
 // fixture is defined in gtest-param-test_test.h
 INSTANTIATE_TEST_CASE_P(Sequence2,
                         InstantiationInMultipleTranslaionUnitsTest,
diff --git a/googletest/test/gtest-port_test.cc b/googletest/test/googletest-port-test.cc
index 3801e5e..15a629f 100644
--- a/googletest/test/gtest-port_test.cc
+++ b/googletest/test/googletest-port-test.cc
@@ -346,11 +346,11 @@ TEST(GtestCheckDeathTest, DiesWithCorrectOutputOnFailure) {
   const bool a_false_condition = false;
   const char regex[] =
 #ifdef _MSC_VER
-     "gtest-port_test\\.cc\\(\\d+\\):"
+     "googletest-port-test\\.cc\\(\\d+\\):"
 #elif GTEST_USES_POSIX_RE
-     "gtest-port_test\\.cc:[0-9]+"
+     "googletest-port-test\\.cc:[0-9]+"
 #else
-     "gtest-port_test\\.cc:\\d+"
+     "googletest-port-test\\.cc:\\d+"
 #endif  // _MSC_VER
      ".*a_false_condition.*Extra info.*";
 
diff --git a/googletest/test/gtest-printers_test.cc b/googletest/test/googletest-printers-test.cc
index 49b3bd4..49b3bd4 100644
--- a/googletest/test/gtest-printers_test.cc
+++ b/googletest/test/googletest-printers-test.cc
diff --git a/googletest/test/gtest_shuffle_test.py b/googletest/test/googletest-shuffle-test.py
index 30d0303..5ae9655 100755
--- a/googletest/test/gtest_shuffle_test.py
+++ b/googletest/test/googletest-shuffle-test.py
@@ -35,8 +35,8 @@ __author__ = 'wan@google.com (Zhanyong Wan)'
 import os
 import gtest_test_utils
 
-# Command to run the gtest_shuffle_test_ program.
-COMMAND = gtest_test_utils.GetTestExecutablePath('gtest_shuffle_test_')
+# Command to run the googletest-shuffle-test_ program.
+COMMAND = gtest_test_utils.GetTestExecutablePath('googletest-shuffle-test_')
 
 # The environment variables for test sharding.
 TOTAL_SHARDS_ENV_VAR = 'GTEST_TOTAL_SHARDS'
@@ -89,7 +89,7 @@ def GetTestsForAllIterations(extra_env, args):
 
   Args:
     extra_env: a map from environment variables to their values
-    args: command line flags to pass to gtest_shuffle_test_
+    args: command line flags to pass to googletest-shuffle-test_
 
   Returns:
     A list where the i-th element is the list of tests run in the i-th
diff --git a/googletest/test/gtest_shuffle_test_.cc b/googletest/test/googletest-shuffle-test_.cc
index 6fb441b..6fb441b 100644
--- a/googletest/test/gtest_shuffle_test_.cc
+++ b/googletest/test/googletest-shuffle-test_.cc
diff --git a/googletest/test/gtest-test-part_test.cc b/googletest/test/googletest-test-part-test.cc
index ca8ba93..ca8ba93 100644
--- a/googletest/test/gtest-test-part_test.cc
+++ b/googletest/test/googletest-test-part-test.cc
diff --git a/googletest/test/googletest-test2_test.cc b/googletest/test/googletest-test2_test.cc
new file mode 100644
index 0000000..e50c259
--- /dev/null
+++ b/googletest/test/googletest-test2_test.cc
@@ -0,0 +1,61 @@
+// Copyright 2008, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// Author: vladl@google.com (Vlad Losev)
+//
+// Tests for Google Test itself.  This verifies that the basic constructs of
+// Google Test work.
+
+#include "gtest/gtest.h"
+#include "googletest-param-test-test.h"
+
+using ::testing::Values;
+using ::testing::internal::ParamGenerator;
+
+// Tests that generators defined in a different translation unit
+// are functional. The test using extern_gen_2 is defined
+// in googletest-param-test-test.cc.
+ParamGenerator<int> extern_gen_2 = Values(33);
+
+// Tests that a parameterized test case can be defined in one translation unit
+// and instantiated in another. The test is defined in googletest-param-test-test.cc
+// and ExternalInstantiationTest fixture class is defined in
+// gtest-param-test_test.h.
+INSTANTIATE_TEST_CASE_P(MultiplesOf33,
+                        ExternalInstantiationTest,
+                        Values(33, 66));
+
+// Tests that a parameterized test case can be instantiated
+// in multiple translation units. Another instantiation is defined
+// in googletest-param-test-test.cc and InstantiationInMultipleTranslaionUnitsTest
+// fixture is defined in gtest-param-test_test.h
+INSTANTIATE_TEST_CASE_P(Sequence2,
+                        InstantiationInMultipleTranslaionUnitsTest,
+                        Values(42*3, 42*4, 42*5));
+
diff --git a/googletest/test/gtest_throw_on_failure_test.py b/googletest/test/googletest-throw-on-failure-test.py
index 5678ffe..26ba32b 100755
--- a/googletest/test/gtest_throw_on_failure_test.py
+++ b/googletest/test/googletest-throw-on-failure-test.py
@@ -31,7 +31,7 @@
 
 """Tests Google Test's throw-on-failure mode with exceptions disabled.
 
-This script invokes gtest_throw_on_failure_test_ (a program written with
+This script invokes googletest-throw-on-failure-test_ (a program written with
 Google Test) with different environments and command line flags.
 """
 
@@ -46,10 +46,10 @@ import gtest_test_utils
 # The command line flag for enabling/disabling the throw-on-failure mode.
 THROW_ON_FAILURE = 'gtest_throw_on_failure'
 
-# Path to the gtest_throw_on_failure_test_ program, compiled with
+# Path to the googletest-throw-on-failure-test_ program, compiled with
 # exceptions disabled.
 EXE_PATH = gtest_test_utils.GetTestExecutablePath(
-    'gtest_throw_on_failure_test_')
+    'googletest-throw-on-failure-test_')
 
 
 # Utilities.
@@ -76,12 +76,12 @@ def Run(command):
 
 
 # The tests.  TODO(wan@google.com): refactor the class to share common
-# logic with code in gtest_break_on_failure_unittest.py.
+# logic with code in googletest-break-on-failure-unittest.py.
 class ThrowOnFailureTest(gtest_test_utils.TestCase):
   """Tests the throw-on-failure mode."""
 
   def RunAndVerify(self, env_var_value, flag_value, should_fail):
-    """Runs gtest_throw_on_failure_test_ and verifies that it does
+    """Runs googletest-throw-on-failure-test_ and verifies that it does
     (or does not) exit with a non-zero code.
 
     Args:
diff --git a/googletest/test/gtest_throw_on_failure_test_.cc b/googletest/test/googletest-throw-on-failure-test_.cc
index 2b88fe3..0617c27 100644
--- a/googletest/test/gtest_throw_on_failure_test_.cc
+++ b/googletest/test/googletest-throw-on-failure-test_.cc
@@ -32,7 +32,7 @@
 // Tests Google Test's throw-on-failure mode with exceptions disabled.
 //
 // This program must be compiled with exceptions disabled.  It will be
-// invoked by gtest_throw_on_failure_test.py, and is expected to exit
+// invoked by googletest-throw-on-failure-test.py, and is expected to exit
 // with non-zero in the throw-on-failure mode or 0 otherwise.
 
 #include "gtest/gtest.h"
diff --git a/googletest/test/gtest-tuple_test.cc b/googletest/test/googletest-tuple-test.cc
index bfaa3e0..bfaa3e0 100644
--- a/googletest/test/gtest-tuple_test.cc
+++ b/googletest/test/googletest-tuple-test.cc
diff --git a/googletest/test/gtest_uninitialized_test.py b/googletest/test/googletest-uninitialized-test.py
index ae91f2a..e3df5fa 100755
--- a/googletest/test/gtest_uninitialized_test.py
+++ b/googletest/test/googletest-uninitialized-test.py
@@ -35,7 +35,7 @@ __author__ = 'wan@google.com (Zhanyong Wan)'
 
 import gtest_test_utils
 
-COMMAND = gtest_test_utils.GetTestExecutablePath('gtest_uninitialized_test_')
+COMMAND = gtest_test_utils.GetTestExecutablePath('googletest-uninitialized-test_')
 
 
 def Assert(condition):
diff --git a/googletest/test/gtest_uninitialized_test_.cc b/googletest/test/googletest-uninitialized-test_.cc
index 2ba0e8b..2ba0e8b 100644
--- a/googletest/test/gtest_uninitialized_test_.cc
+++ b/googletest/test/googletest-uninitialized-test_.cc
diff --git a/googletest/test/gtest_all_test.cc b/googletest/test/gtest_all_test.cc
index e6c1b01..656066d 100644
--- a/googletest/test/gtest_all_test.cc
+++ b/googletest/test/gtest_all_test.cc
@@ -33,14 +33,14 @@
 //
 // Sometimes it's desirable to build most of Google Test's own tests
 // by compiling a single file.  This file serves this purpose.
-#include "gtest-filepath_test.cc"
-#include "gtest-linked_ptr_test.cc"
-#include "gtest-message_test.cc"
-#include "gtest-options_test.cc"
-#include "gtest-port_test.cc"
+#include "googletest-filepath-test.cc"
+#include "googletest-linked-ptr-test.cc"
+#include "googletest-message-test.cc"
+#include "googletest-options-test.cc"
+#include "googletest-port-test.cc"
 #include "gtest_pred_impl_unittest.cc"
 #include "gtest_prod_test.cc"
-#include "gtest-test-part_test.cc"
+#include "googletest-test-part-test.cc"
 #include "gtest-typed-test_test.cc"
 #include "gtest-typed-test2_test.cc"
 #include "gtest_unittest.cc"
diff --git a/googletest/test/gtest_test_macro_stack_footprint_test.cc b/googletest/test/gtest_test_macro_stack_footprint_test.cc
new file mode 100644
index 0000000..48958b8
--- /dev/null
+++ b/googletest/test/gtest_test_macro_stack_footprint_test.cc
@@ -0,0 +1,90 @@
+// Copyright 2013, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// Author: wan@google.com (Zhanyong Wan)
+//
+// Each TEST() expands to some static registration logic.  GCC puts all
+// such static initialization logic for a translation unit in a common,
+// internal function.  Since Google's build system restricts how much
+// stack space a function can use, there's a limit on how many TEST()s
+// one can put in a single C++ test file.  This test ensures that a large
+// number of TEST()s can be defined in the same translation unit.
+
+#include "gtest/gtest.h"
+
+// This macro defines 10 dummy tests.
+#define TEN_TESTS_(test_case_name) \
+  TEST(test_case_name, T0) {} \
+  TEST(test_case_name, T1) {} \
+  TEST(test_case_name, T2) {} \
+  TEST(test_case_name, T3) {} \
+  TEST(test_case_name, T4) {} \
+  TEST(test_case_name, T5) {} \
+  TEST(test_case_name, T6) {} \
+  TEST(test_case_name, T7) {} \
+  TEST(test_case_name, T8) {} \
+  TEST(test_case_name, T9) {}
+
+// This macro defines 100 dummy tests.
+#define HUNDRED_TESTS_(test_case_name_prefix) \
+  TEN_TESTS_(test_case_name_prefix ## 0) \
+  TEN_TESTS_(test_case_name_prefix ## 1) \
+  TEN_TESTS_(test_case_name_prefix ## 2) \
+  TEN_TESTS_(test_case_name_prefix ## 3) \
+  TEN_TESTS_(test_case_name_prefix ## 4) \
+  TEN_TESTS_(test_case_name_prefix ## 5) \
+  TEN_TESTS_(test_case_name_prefix ## 6) \
+  TEN_TESTS_(test_case_name_prefix ## 7) \
+  TEN_TESTS_(test_case_name_prefix ## 8) \
+  TEN_TESTS_(test_case_name_prefix ## 9)
+
+// This macro defines 1000 dummy tests.
+#define THOUSAND_TESTS_(test_case_name_prefix) \
+  HUNDRED_TESTS_(test_case_name_prefix ## 0) \
+  HUNDRED_TESTS_(test_case_name_prefix ## 1) \
+  HUNDRED_TESTS_(test_case_name_prefix ## 2) \
+  HUNDRED_TESTS_(test_case_name_prefix ## 3) \
+  HUNDRED_TESTS_(test_case_name_prefix ## 4) \
+  HUNDRED_TESTS_(test_case_name_prefix ## 5) \
+  HUNDRED_TESTS_(test_case_name_prefix ## 6) \
+  HUNDRED_TESTS_(test_case_name_prefix ## 7) \
+  HUNDRED_TESTS_(test_case_name_prefix ## 8) \
+  HUNDRED_TESTS_(test_case_name_prefix ## 9)
+
+// Ensures that we can define 1000 TEST()s in the same translation
+// unit.
+THOUSAND_TESTS_(T)
+
+int main(int argc, char **argv) {
+  testing::InitGoogleTest(&argc, argv);
+
+  // We don't actually need to run the dummy tests - the purpose is to
+  // ensure that they compile.
+  return 0;
+}
diff --git a/googletest/test/gtest_unittest.cc b/googletest/test/gtest_unittest.cc
index c5987ae..033bc3a 100644
--- a/googletest/test/gtest_unittest.cc
+++ b/googletest/test/gtest_unittest.cc
@@ -4689,7 +4689,7 @@ TEST(MacroTest, ADD_FAILURE_AT) {
   // Unfortunately, we cannot verify that the failure message contains
   // the right file path and line number the same way, as
   // EXPECT_NONFATAL_FAILURE() doesn't get to see the file path and
-  // line number.  Instead, we do that in gtest_output_test_.cc.
+  // line number.  Instead, we do that in googletest-output-test_.cc.
 }
 
 // Tests FAIL.