Googletest export

Introduce a new matcher for unescaping Base-64 strings to gmock.

PiperOrigin-RevId: 388471904

googlemock/test/gmock-internal-utils_test.cc

@@ -716,6 +716,46 @@ TEST(FunctionTest, LongArgumentList) {
                    F::MakeResultIgnoredValue>::value));
 }
 
+TEST(Base64Unescape, InvalidString) {
+  std::string unescaped;
+  EXPECT_FALSE(Base64Unescape("(invalid)", &unescaped));
+}
+
+TEST(Base64Unescape, ShortString) {
+  std::string unescaped;
+  EXPECT_TRUE(Base64Unescape("SGVsbG8gd29ybGQh", &unescaped));
+  EXPECT_EQ("Hello world!", unescaped);
+}
+
+TEST(Base64Unescape, ShortStringWithPadding) {
+  std::string unescaped;
+  EXPECT_TRUE(Base64Unescape("SGVsbG8gd29ybGQ=", &unescaped));
+  EXPECT_EQ("Hello world", unescaped);
+}
+
+TEST(Base64Unescape, ShortStringWithoutPadding) {
+  std::string unescaped;
+  EXPECT_TRUE(Base64Unescape("SGVsbG8gd29ybGQ", &unescaped));
+  EXPECT_EQ("Hello world", unescaped);
+}
+
+TEST(Base64Unescape, LongStringWithWhiteSpaces) {
+  std::string escaped =
+      R"(TWFuIGlzIGRpc3Rpbmd1aXNoZWQsIG5vdCBvbmx5IGJ5IGhpcyByZWFzb24sIGJ1dCBieSB0aGlz
+  IHNpbmd1bGFyIHBhc3Npb24gZnJvbSBvdGhlciBhbmltYWxzLCB3aGljaCBpcyBhIGx1c3Qgb2Yg
+  dGhlIG1pbmQsIHRoYXQgYnkgYSBwZXJzZXZlcmFuY2Ugb2YgZGVsaWdodCBpbiB0aGUgY29udGlu
+  dWVkIGFuZCBpbmRlZmF0aWdhYmxlIGdlbmVyYXRpb24gb2Yga25vd2xlZGdlLCBleGNlZWRzIHRo
+  ZSBzaG9ydCB2ZWhlbWVuY2Ugb2YgYW55IGNhcm5hbCBwbGVhc3VyZS4=)";
+  std::string expected =
+      "Man is distinguished, not only by his reason, but by this singular "
+      "passion from other animals, which is a lust of the mind, that by a "
+      "perseverance of delight in the continued and indefatigable generation "
+      "of knowledge, exceeds the short vehemence of any carnal pleasure.";
+  std::string unescaped;
+  EXPECT_TRUE(Base64Unescape(escaped, &unescaped));
+  EXPECT_EQ(expected, unescaped);
+}
+
 }  // namespace
 }  // namespace internal
 }  // namespace testing