86   std::string Error;  in TEST_F()  local
91   EXPECT_EQ("a\\ber", Regex("[0-9]+").sub("\\\\", "a1234ber", &Error));  in TEST_F()
92   EXPECT_EQ("", Error);  in TEST_F()
93   EXPECT_EQ("a\nber", Regex("[0-9]+").sub("\\n", "a1234ber", &Error));  in TEST_F()
94   EXPECT_EQ("", Error);  in TEST_F()
95   EXPECT_EQ("a\tber", Regex("[0-9]+").sub("\\t", "a1234ber", &Error));  in TEST_F()
96   EXPECT_EQ("", Error);  in TEST_F()
97   EXPECT_EQ("ajber", Regex("[0-9]+").sub("\\j", "a1234ber", &Error));  in TEST_F()
98   EXPECT_EQ("", Error);  in TEST_F()
100   EXPECT_EQ("aber", Regex("[0-9]+").sub("\\", "a1234ber", &Error));  in TEST_F()
101   EXPECT_EQ(Error, "replacement string contained trailing backslash");  in TEST_F()
104   EXPECT_EQ("aa1234bber", Regex("a[0-9]+b").sub("a\\0b", "a1234ber", &Error));  in TEST_F()
105   EXPECT_EQ("", Error);  in TEST_F()
107   EXPECT_EQ("a1234ber", Regex("a([0-9]+)b").sub("a\\1b", "a1234ber", &Error));  in TEST_F()
108   EXPECT_EQ("", Error);  in TEST_F()
110   EXPECT_EQ("aber", Regex("a[0-9]+b").sub("a\\100b", "a1234ber", &Error));  in TEST_F()
111   EXPECT_EQ(Error, "invalid backreference string '100'");  in TEST_F()
135   std::string Error;  in TEST_F()  local
136   EXPECT_FALSE(Regex("(foo").isValid(Error));  in TEST_F()
137   EXPECT_EQ("parentheses not balanced", Error);  in TEST_F()
138   EXPECT_FALSE(Regex("a[b-").isValid(Error));  in TEST_F()
139   EXPECT_EQ("invalid character range", Error);  in TEST_F()
153   std::string Error;  in TEST_F()  local
154   EXPECT_FALSE(r1.isValid(Error));  in TEST_F()
158   std::string Error;  in TEST_F()  local
160   EXPECT_FALSE(r1.isValid(Error));  in TEST_F()
161   EXPECT_EQ("invalid regular expression", Error);  in TEST_F()
163   EXPECT_TRUE(r1.isValid(Error));  in TEST_F()
168   std::string Error;  in TEST_F()  local
169   EXPECT_FALSE(r1.isValid(Error));  in TEST_F()
177   std::string Error;  in TEST_F()  local
178   EXPECT_FALSE(r.isValid(Error));  in TEST_F()