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authorAbseil Team <absl-team@google.com>2018-11-16 18:03:03 (GMT)
committerGennadiy Civil <misterg@google.com>2018-11-20 18:29:40 (GMT)
commit5dab7be70d628ad8079f915ab5bd3753dea1af2b (patch)
tree9ca927326d6357c7f5b9e9494bdf6d5ec29298c8
parent45d66d81bec9edd1256b6edb7e519602b1d0d6de (diff)
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Googletest export
Validate spec modifiers. PiperOrigin-RevId: 221810235
-rw-r--r--googlemock/include/gmock/gmock-function-mocker.h23
-rw-r--r--googlemock/include/gmock/internal/gmock-pp.h4
-rw-r--r--googlemock/test/gmock-function-mocker_nc.cc16
-rw-r--r--googlemock/test/gmock-function-mocker_nc_test.py43
4 files changed, 79 insertions, 7 deletions
diff --git a/googlemock/include/gmock/gmock-function-mocker.h b/googlemock/include/gmock/gmock-function-mocker.h
index 953d746..3d14204 100644
--- a/googlemock/include/gmock/gmock-function-mocker.h
+++ b/googlemock/include/gmock/gmock-function-mocker.h
@@ -45,9 +45,10 @@
"enclosed in parentheses. If _Ret is a type with unprotected commas, " \
"it must also be enclosed in parentheses.")
-#define GMOCK_INTERNAL_ASSERT_PARENTHESIS(_Tuple) \
- static_assert(GMOCK_PP_IS_ENCLOSED_PARENS(_Tuple), \
- "_Tuple should be enclosed in parentheses")
+#define GMOCK_INTERNAL_ASSERT_PARENTHESIS(_Tuple) \
+ static_assert( \
+ GMOCK_PP_IS_ENCLOSED_PARENS(_Tuple), \
+ GMOCK_PP_STRINGIZE(_Tuple) " should be enclosed in parentheses.")
#define GMOCK_INTERNAL_ASSERT_VALID_SIGNATURE(_N, ...) \
static_assert( \
@@ -60,8 +61,8 @@
"This method does not take " GMOCK_PP_STRINGIZE( \
_N) " arguments. Parenthesize all types with unproctected commas.")
-// TODO(iserna): Verify each element in spec is one of the allowed.
-#define GMOCK_INTERNAL_ASSERT_VALID_SPEC(_Spec) static_assert(true, "");
+#define GMOCK_INTERNAL_ASSERT_VALID_SPEC(_Spec) \
+ GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_ASSERT_VALID_SPEC_ELEMENT, ~, _Spec)
#define GMOCK_INTERNAL_MOCK_METHOD_IMPL(_N, _MethodName, _Constness, \
_Override, _Final, _Noexcept, \
@@ -100,6 +101,7 @@
#define GMOCK_INTERNAL_EXPAND(...) __VA_ARGS__
+// Five Valid modifiers.
#define GMOCK_INTERNAL_HAS_CONST(_Tuple) \
GMOCK_PP_HAS_COMMA(GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_DETECT_CONST, ~, _Tuple))
@@ -117,6 +119,17 @@
#define GMOCK_INTERNAL_GET_CALLTYPE(_Tuple) \
GMOCK_PP_FOR_EACH(GMOCK_INTERNAL_GET_CALLTYPE_IMPL, ~, _Tuple)
+#define GMOCK_INTERNAL_ASSERT_VALID_SPEC_ELEMENT(_i, _, _elem) \
+ static_assert( \
+ (GMOCK_PP_HAS_COMMA(GMOCK_INTERNAL_DETECT_CONST(_i, _, _elem)) + \
+ GMOCK_PP_HAS_COMMA(GMOCK_INTERNAL_DETECT_OVERRIDE(_i, _, _elem)) + \
+ GMOCK_PP_HAS_COMMA(GMOCK_INTERNAL_DETECT_FINAL(_i, _, _elem)) + \
+ GMOCK_PP_HAS_COMMA(GMOCK_INTERNAL_DETECT_NOEXCEPT(_i, _, _elem)) + \
+ GMOCK_INTERNAL_IS_CALLTYPE(_elem)) == 1, \
+ GMOCK_PP_STRINGIZE( \
+ _elem) " cannot be recognized as a valid specification modifier.");
+
+// Modifiers implementation.
#define GMOCK_INTERNAL_DETECT_CONST(_i, _, _elem) \
GMOCK_PP_CAT(GMOCK_INTERNAL_DETECT_CONST_I_, _elem)
diff --git a/googlemock/include/gmock/internal/gmock-pp.h b/googlemock/include/gmock/internal/gmock-pp.h
index 5b46904..1ab80e1 100644
--- a/googlemock/include/gmock/internal/gmock-pp.h
+++ b/googlemock/include/gmock/internal/gmock-pp.h
@@ -18,7 +18,7 @@ static_assert(
#define GMOCK_PP_CAT(_1, _2) GMOCK_PP_INTERNAL_CAT(_1, _2)
// Expands and stringifies the only argument.
-#define GMOCK_PP_STRINGIZE(_x) GMOCK_PP_INTERNAL_STRINGIZE(_x)
+#define GMOCK_PP_STRINGIZE(...) GMOCK_PP_INTERNAL_STRINGIZE(__VA_ARGS__)
// Returns empty. Given a variadic number of arguments.
#define GMOCK_PP_EMPTY(...)
@@ -178,7 +178,7 @@ static_assert(
// file or we will break your code.
#define GMOCK_PP_INTENRAL_EMPTY_TUPLE (, , , , , , , , , , , , , , , )
#define GMOCK_PP_INTERNAL_CAT(_1, _2) _1##_2
-#define GMOCK_PP_INTERNAL_STRINGIZE(_x) #_x
+#define GMOCK_PP_INTERNAL_STRINGIZE(...) #__VA_ARGS__
#define GMOCK_PP_INTERNAL_INTERNAL_16TH(_1, _2, _3, _4, _5, _6, _7, _8, _9, \
_10, _11, _12, _13, _14, _15, _16, \
...) \
diff --git a/googlemock/test/gmock-function-mocker_nc.cc b/googlemock/test/gmock-function-mocker_nc.cc
new file mode 100644
index 0000000..d38fe85
--- /dev/null
+++ b/googlemock/test/gmock-function-mocker_nc.cc
@@ -0,0 +1,16 @@
+#include "gmock/gmock.h"
+
+#include <memory>
+#include <string>
+
+#if defined(TEST_MOCK_METHOD_INVALID_CONST_SPEC)
+
+struct Base {
+ MOCK_METHOD(int, F, (), (onst));
+};
+
+#else
+
+// Sanity check - this should compile.
+
+#endif
diff --git a/googlemock/test/gmock-function-mocker_nc_test.py b/googlemock/test/gmock-function-mocker_nc_test.py
new file mode 100644
index 0000000..8ef6e09
--- /dev/null
+++ b/googlemock/test/gmock-function-mocker_nc_test.py
@@ -0,0 +1,43 @@
+"""Negative compilation tests for Google Mock macro MOCK_METHOD."""
+
+import os
+import sys
+
+IS_LINUX = os.name == "posix" and os.uname()[0] == "Linux"
+if not IS_LINUX:
+ sys.stderr.write(
+ "WARNING: Negative compilation tests are not supported on this platform")
+ sys.exit(0)
+
+# Suppresses the 'Import not at the top of the file' lint complaint.
+# pylint: disable-msg=C6204
+from google3.testing.pybase import fake_target_util
+from google3.testing.pybase import googletest
+
+# pylint: enable-msg=C6204
+
+
+class GMockMethodNCTest(googletest.TestCase):
+ """Negative compilation tests for MOCK_METHOD."""
+
+ # The class body is intentionally empty. The actual test*() methods
+ # will be defined at run time by a call to
+ # DefineNegativeCompilationTests() later.
+ pass
+
+
+# Defines a list of test specs, where each element is a tuple
+# (test name, list of regexes for matching the compiler errors).
+TEST_SPECS = [
+ ("MOCK_METHOD_INVALID_CONST_SPEC",
+ [r"onst cannot be recognized as a valid specification modifier"]),
+]
+
+# Define a test method in GMockNCTest for each element in TEST_SPECS.
+fake_target_util.DefineNegativeCompilationTests(
+ GMockMethodNCTest,
+ "google3/third_party/googletest/googlemock/test/gmock-function-mocker_nc",
+ "gmock-function-mocker_nc.o", TEST_SPECS)
+
+if __name__ == "__main__":
+ googletest.main()