Abseil Common Libraries (C++) (grcp 依赖)
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100 lines
3.2 KiB
100 lines
3.2 KiB
7 years ago
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// Copyright 2017 The Abseil Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "absl/strings/match.h"
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#include "gtest/gtest.h"
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namespace {
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TEST(MatchTest, StartsWith) {
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const std::string s1("123" "\0" "456", 7);
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const absl::string_view a("foobar");
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const absl::string_view b(s1);
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const absl::string_view e;
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EXPECT_TRUE(absl::StartsWith(a, a));
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EXPECT_TRUE(absl::StartsWith(a, "foo"));
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EXPECT_TRUE(absl::StartsWith(a, e));
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EXPECT_TRUE(absl::StartsWith(b, s1));
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EXPECT_TRUE(absl::StartsWith(b, b));
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EXPECT_TRUE(absl::StartsWith(b, e));
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EXPECT_TRUE(absl::StartsWith(e, ""));
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EXPECT_FALSE(absl::StartsWith(a, b));
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EXPECT_FALSE(absl::StartsWith(b, a));
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EXPECT_FALSE(absl::StartsWith(e, a));
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}
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TEST(MatchTest, EndsWith) {
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const std::string s1("123" "\0" "456", 7);
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const absl::string_view a("foobar");
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const absl::string_view b(s1);
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const absl::string_view e;
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EXPECT_TRUE(absl::EndsWith(a, a));
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EXPECT_TRUE(absl::EndsWith(a, "bar"));
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EXPECT_TRUE(absl::EndsWith(a, e));
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EXPECT_TRUE(absl::EndsWith(b, s1));
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EXPECT_TRUE(absl::EndsWith(b, b));
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EXPECT_TRUE(absl::EndsWith(b, e));
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EXPECT_TRUE(absl::EndsWith(e, ""));
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EXPECT_FALSE(absl::EndsWith(a, b));
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EXPECT_FALSE(absl::EndsWith(b, a));
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EXPECT_FALSE(absl::EndsWith(e, a));
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}
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TEST(MatchTest, Contains) {
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absl::string_view a("abcdefg");
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absl::string_view b("abcd");
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absl::string_view c("efg");
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absl::string_view d("gh");
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EXPECT_TRUE(absl::StrContains(a, a));
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EXPECT_TRUE(absl::StrContains(a, b));
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EXPECT_TRUE(absl::StrContains(a, c));
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EXPECT_FALSE(absl::StrContains(a, d));
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EXPECT_TRUE(absl::StrContains("", ""));
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EXPECT_TRUE(absl::StrContains("abc", ""));
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EXPECT_FALSE(absl::StrContains("", "a"));
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}
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TEST(MatchTest, ContainsNull) {
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const std::string s = "foo";
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const char* cs = "foo";
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const absl::string_view sv("foo");
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const absl::string_view sv2("foo\0bar", 4);
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EXPECT_EQ(s, "foo");
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EXPECT_EQ(sv, "foo");
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EXPECT_NE(sv2, "foo");
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EXPECT_TRUE(absl::EndsWith(s, sv));
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EXPECT_TRUE(absl::StartsWith(cs, sv));
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EXPECT_TRUE(absl::StrContains(cs, sv));
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EXPECT_FALSE(absl::StrContains(cs, sv2));
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}
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TEST(MatchTest, StartsWithIgnoreCase) {
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EXPECT_TRUE(absl::StartsWithIgnoreCase("foo", "foo"));
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EXPECT_TRUE(absl::StartsWithIgnoreCase("foo", "Fo"));
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EXPECT_TRUE(absl::StartsWithIgnoreCase("foo", ""));
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EXPECT_FALSE(absl::StartsWithIgnoreCase("foo", "fooo"));
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EXPECT_FALSE(absl::StartsWithIgnoreCase("", "fo"));
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}
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TEST(MatchTest, EndsWithIgnoreCase) {
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EXPECT_TRUE(absl::EndsWithIgnoreCase("foo", "foo"));
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EXPECT_TRUE(absl::EndsWithIgnoreCase("foo", "Oo"));
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EXPECT_TRUE(absl::EndsWithIgnoreCase("foo", ""));
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EXPECT_FALSE(absl::EndsWithIgnoreCase("foo", "fooo"));
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EXPECT_FALSE(absl::EndsWithIgnoreCase("", "fo"));
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}
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} // namespace
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