benchmark/test/re_test.cc
2014-08-22 14:55:46 +01:00

80 lines
2 KiB
C++

// Copyright 2014 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <gtest/gtest.h>
#include "re.h"
TEST(Regex, RegexSimple) {
benchmark::Regex re;
EXPECT_TRUE(re.Init("a+", NULL));
EXPECT_FALSE(re.Match(""));
EXPECT_TRUE(re.Match("a"));
EXPECT_TRUE(re.Match("aa"));
EXPECT_TRUE(re.Match("baa"));
EXPECT_FALSE(re.Match("b"));
}
TEST(Regex, RegexWildcard) {
benchmark::Regex re;
EXPECT_TRUE(re.Init("^a*$", NULL));
EXPECT_TRUE(re.Match(""));
EXPECT_TRUE(re.Match("a"));
EXPECT_TRUE(re.Match("aa"));
EXPECT_FALSE(re.Match("baa"));
EXPECT_FALSE(re.Match("b"));
}
TEST(Regex, RegexAny) {
benchmark::Regex re;
EXPECT_TRUE(re.Init(".", NULL));
EXPECT_FALSE(re.Match(""));
EXPECT_TRUE(re.Match("a"));
EXPECT_TRUE(re.Match("aa"));
}
TEST(Regex, RegexExact) {
benchmark::Regex re;
EXPECT_TRUE(re.Init("^.$", NULL));
EXPECT_FALSE(re.Match(""));
EXPECT_TRUE(re.Match("a"));
EXPECT_FALSE(re.Match("aa"));
}
TEST(Regex, RegexComplicated) {
benchmark::Regex re;
EXPECT_TRUE(re.Init("([0-9]+ )?(mon|low)key(s)?", NULL));
EXPECT_TRUE(re.Match("something monkey hands"));
EXPECT_TRUE(re.Match("1 lowkey"));
EXPECT_TRUE(re.Match("19 monkeys"));
EXPECT_FALSE(re.Match("09 a"));
}
TEST(Regex, InvalidNoErrorMessage) {
benchmark::Regex re;
EXPECT_FALSE(re.Init("[", NULL));
}
TEST(Regex, Invalid) {
std::string error;
benchmark::Regex re;
EXPECT_FALSE(re.Init("[", &error));
EXPECT_NE("", error);
}