tvl-depot/absl/strings/match_test.cc
Abseil Team 445998d7ac Export of internal Abseil changes.
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714347c156cfe01575c1830a92bc6dea3030065b by Emma Christie <emmachristie@google.com>:

Release absl::EqualsIgnoreCase

PiperOrigin-RevId: 216243900

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688106e2b9d2924799d597682690851cfba87818 by Abseil Team <absl-team@google.com>:

Import of CCTZ from GitHub.

PiperOrigin-RevId: 216208373

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53638e4da238b230af0e56dc31b9fb790e708f36 by Emma Christie <emmachristie@google.com>:

Update StartsWithIgnoreCase(), EndsWithIgnoreCase(), and EqualsIgnoreCase() headers to say that these functions only consider ASCII case inputs.

PiperOrigin-RevId: 215930962
GitOrigin-RevId: 714347c156cfe01575c1830a92bc6dea3030065b
Change-Id: I7fb3506234185b1a961e0110c1f8302ffe7228fa
2018-10-09 15:36:40 -04:00

110 lines
3.6 KiB
C++

// Copyright 2017 The Abseil Authors.
//
// 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 "absl/strings/match.h"
#include "gtest/gtest.h"
namespace {
TEST(MatchTest, StartsWith) {
const std::string s1("123" "\0" "456", 7);
const absl::string_view a("foobar");
const absl::string_view b(s1);
const absl::string_view e;
EXPECT_TRUE(absl::StartsWith(a, a));
EXPECT_TRUE(absl::StartsWith(a, "foo"));
EXPECT_TRUE(absl::StartsWith(a, e));
EXPECT_TRUE(absl::StartsWith(b, s1));
EXPECT_TRUE(absl::StartsWith(b, b));
EXPECT_TRUE(absl::StartsWith(b, e));
EXPECT_TRUE(absl::StartsWith(e, ""));
EXPECT_FALSE(absl::StartsWith(a, b));
EXPECT_FALSE(absl::StartsWith(b, a));
EXPECT_FALSE(absl::StartsWith(e, a));
}
TEST(MatchTest, EndsWith) {
const std::string s1("123" "\0" "456", 7);
const absl::string_view a("foobar");
const absl::string_view b(s1);
const absl::string_view e;
EXPECT_TRUE(absl::EndsWith(a, a));
EXPECT_TRUE(absl::EndsWith(a, "bar"));
EXPECT_TRUE(absl::EndsWith(a, e));
EXPECT_TRUE(absl::EndsWith(b, s1));
EXPECT_TRUE(absl::EndsWith(b, b));
EXPECT_TRUE(absl::EndsWith(b, e));
EXPECT_TRUE(absl::EndsWith(e, ""));
EXPECT_FALSE(absl::EndsWith(a, b));
EXPECT_FALSE(absl::EndsWith(b, a));
EXPECT_FALSE(absl::EndsWith(e, a));
}
TEST(MatchTest, Contains) {
absl::string_view a("abcdefg");
absl::string_view b("abcd");
absl::string_view c("efg");
absl::string_view d("gh");
EXPECT_TRUE(absl::StrContains(a, a));
EXPECT_TRUE(absl::StrContains(a, b));
EXPECT_TRUE(absl::StrContains(a, c));
EXPECT_FALSE(absl::StrContains(a, d));
EXPECT_TRUE(absl::StrContains("", ""));
EXPECT_TRUE(absl::StrContains("abc", ""));
EXPECT_FALSE(absl::StrContains("", "a"));
}
TEST(MatchTest, ContainsNull) {
const std::string s = "foo";
const char* cs = "foo";
const absl::string_view sv("foo");
const absl::string_view sv2("foo\0bar", 4);
EXPECT_EQ(s, "foo");
EXPECT_EQ(sv, "foo");
EXPECT_NE(sv2, "foo");
EXPECT_TRUE(absl::EndsWith(s, sv));
EXPECT_TRUE(absl::StartsWith(cs, sv));
EXPECT_TRUE(absl::StrContains(cs, sv));
EXPECT_FALSE(absl::StrContains(cs, sv2));
}
TEST(MatchTest, EqualsIgnoreCase) {
std::string text = "the";
absl::string_view data(text);
EXPECT_TRUE(absl::EqualsIgnoreCase(data, "The"));
EXPECT_TRUE(absl::EqualsIgnoreCase(data, "THE"));
EXPECT_TRUE(absl::EqualsIgnoreCase(data, "the"));
EXPECT_FALSE(absl::EqualsIgnoreCase(data, "Quick"));
EXPECT_FALSE(absl::EqualsIgnoreCase(data, "then"));
}
TEST(MatchTest, StartsWithIgnoreCase) {
EXPECT_TRUE(absl::StartsWithIgnoreCase("foo", "foo"));
EXPECT_TRUE(absl::StartsWithIgnoreCase("foo", "Fo"));
EXPECT_TRUE(absl::StartsWithIgnoreCase("foo", ""));
EXPECT_FALSE(absl::StartsWithIgnoreCase("foo", "fooo"));
EXPECT_FALSE(absl::StartsWithIgnoreCase("", "fo"));
}
TEST(MatchTest, EndsWithIgnoreCase) {
EXPECT_TRUE(absl::EndsWithIgnoreCase("foo", "foo"));
EXPECT_TRUE(absl::EndsWithIgnoreCase("foo", "Oo"));
EXPECT_TRUE(absl::EndsWithIgnoreCase("foo", ""));
EXPECT_FALSE(absl::EndsWithIgnoreCase("foo", "fooo"));
EXPECT_FALSE(absl::EndsWithIgnoreCase("", "fo"));
}
} // namespace