Googletest export

Project import generated by Copybara.

PiperOrigin-RevId: 214441835

1 files changed, 64 insertions, 39 deletions

diff --git a/googletest/include/gtest/internal/gtest-internal.h b/googletest/include/gtest/internal/gtest-internal.h
index b762f61..054d506 100644
--- a/googletest/include/gtest/internal/gtest-internal.h
+++ b/googletest/include/gtest/internal/gtest-internal.h
@@ -1189,6 +1189,18 @@ class NativeArray {
   GTEST_DISALLOW_ASSIGN_(NativeArray);
 };
 
+class AdditionalMessage {
+ public:
+  explicit AdditionalMessage(const char* message) : msg_value_(message) {}
+  void set(const std::string& message) { msg_value_ = message; }
+  explicit operator bool() const { return true; }
+
+  const std::string& get() const { return msg_value_; }
+
+ private:
+  std::string msg_value_;
+};
+
 }  // namespace internal
 }  // namespace testing
 
@@ -1214,45 +1226,58 @@ class NativeArray {
 #define GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement) \
   if (::testing::internal::AlwaysTrue()) { statement; }
 
-#define GTEST_TEST_THROW_(statement, expected_exception, fail) \
-  GTEST_AMBIGUOUS_ELSE_BLOCKER_ \
-  if (::testing::internal::ConstCharPtr gtest_msg = "") { \
-    bool gtest_caught_expected = false; \
-    try { \
-      GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \
-    } \
-    catch (expected_exception const&) { \
-      gtest_caught_expected = true; \
-    } \
-    catch (...) { \
-      gtest_msg.value = \
-          "Expected: " #statement " throws an exception of type " \
-          #expected_exception ".\n  Actual: it throws a different type."; \
-      goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__); \
-    } \
-    if (!gtest_caught_expected) { \
-      gtest_msg.value = \
-          "Expected: " #statement " throws an exception of type " \
-          #expected_exception ".\n  Actual: it throws nothing."; \
-      goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__); \
-    } \
-  } else \
-    GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__): \
-      fail(gtest_msg.value)
-
-#define GTEST_TEST_NO_THROW_(statement, fail) \
-  GTEST_AMBIGUOUS_ELSE_BLOCKER_ \
-  if (::testing::internal::AlwaysTrue()) { \
-    try { \
-      GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \
-    } \
-    catch (...) { \
-      goto GTEST_CONCAT_TOKEN_(gtest_label_testnothrow_, __LINE__); \
-    } \
-  } else \
-    GTEST_CONCAT_TOKEN_(gtest_label_testnothrow_, __LINE__): \
-      fail("Expected: " #statement " doesn't throw an exception.\n" \
-           "  Actual: it throws.")
+#define GTEST_TEST_THROW_(statement, expected_exception, fail)      \
+  GTEST_AMBIGUOUS_ELSE_BLOCKER_                                     \
+  if (::testing::internal::AdditionalMessage message{""}) {         \
+    bool gtest_caught_expected = false;                             \
+    try {                                                           \
+      try {                                                         \
+        GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement);  \
+      } catch (expected_exception const&) {                         \
+        gtest_caught_expected = true;                               \
+        throw;                                                      \
+      }                                                             \
+    } catch (const std::exception& e) {                             \
+      if (!gtest_caught_expected) {                                 \
+        message.set("it throws a different type with message: " +   \
+                    std::string(e.what()));                         \
+        goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__); \
+      }                                                             \
+    } catch (...) {                                                 \
+      if (!gtest_caught_expected) {                                 \
+        message.set("it throws a different type.");                 \
+        goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__); \
+      }                                                             \
+    }                                                               \
+    if (!gtest_caught_expected) {                                   \
+      message.set("it throws nothing.");                            \
+      goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__);   \
+    }                                                               \
+  } else                                                            \
+    GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__)           \
+        : fail(("Expected: " #statement                             \
+                " throws an exception of type " #expected_exception \
+                ".\n  Actual: " +                                   \
+                message.get())                                      \
+                   .c_str())
+
+#define GTEST_TEST_NO_THROW_(statement, fail)                            \
+  GTEST_AMBIGUOUS_ELSE_BLOCKER_                                          \
+  if (::testing::internal::AdditionalMessage message{"."}) {             \
+    try {                                                                \
+      GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement);         \
+    } catch (const std::exception& e) {                                  \
+      message.set(std::string(": ") + e.what());                         \
+      goto GTEST_CONCAT_TOKEN_(gtest_label_testnothrow_, __LINE__);      \
+    } catch (...) {                                                      \
+      goto GTEST_CONCAT_TOKEN_(gtest_label_testnothrow_, __LINE__);      \
+    }                                                                    \
+  } else                                                                 \
+    GTEST_CONCAT_TOKEN_(gtest_label_testnothrow_, __LINE__)              \
+        : fail(("Expected: " #statement " doesn't throw an exception.\n" \
+                "  Actual: it throws" +                                  \
+                message.get())                                           \
+                   .c_str())
 
 #define GTEST_TEST_ANY_THROW_(statement, fail) \
   GTEST_AMBIGUOUS_ELSE_BLOCKER_ \