git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187992
91177308-0d34-0410-b5e6-
96231b3b80d8
size_t len = llvm_regerror(error, preg, NULL, 0);
- Error.resize(len);
+ Error.resize(len - 1);
llvm_regerror(error, preg, &Error[0], len);
return false;
}
EXPECT_FALSE(Regex::isLiteralERE("abc{1,2}"));
}
+TEST_F(RegexTest, IsValid) {
+ std::string Error;
+ EXPECT_FALSE(Regex("(foo").isValid(Error));
+ EXPECT_EQ("parentheses not balanced", Error);
+ EXPECT_FALSE(Regex("a[b-").isValid(Error));
+ EXPECT_EQ("invalid character range", Error);
+}
+
}