match_test.cc
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1 // Copyright 2017 The Abseil Authors.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #include "absl/strings/match.h"
16 
17 #include "gtest/gtest.h"
18 
19 namespace {
20 
21 TEST(MatchTest, StartsWith) {
22  const std::string s1("123\0abc", 7);
23  const absl::string_view a("foobar");
24  const absl::string_view b(s1);
25  const absl::string_view e;
26  EXPECT_TRUE(absl::StartsWith(a, a));
27  EXPECT_TRUE(absl::StartsWith(a, "foo"));
28  EXPECT_TRUE(absl::StartsWith(a, e));
29  EXPECT_TRUE(absl::StartsWith(b, s1));
30  EXPECT_TRUE(absl::StartsWith(b, b));
31  EXPECT_TRUE(absl::StartsWith(b, e));
32  EXPECT_TRUE(absl::StartsWith(e, ""));
33  EXPECT_FALSE(absl::StartsWith(a, b));
34  EXPECT_FALSE(absl::StartsWith(b, a));
35  EXPECT_FALSE(absl::StartsWith(e, a));
36 }
37 
38 TEST(MatchTest, EndsWith) {
39  const std::string s1("123\0abc", 7);
40  const absl::string_view a("foobar");
41  const absl::string_view b(s1);
42  const absl::string_view e;
43  EXPECT_TRUE(absl::EndsWith(a, a));
44  EXPECT_TRUE(absl::EndsWith(a, "bar"));
45  EXPECT_TRUE(absl::EndsWith(a, e));
46  EXPECT_TRUE(absl::EndsWith(b, s1));
47  EXPECT_TRUE(absl::EndsWith(b, b));
48  EXPECT_TRUE(absl::EndsWith(b, e));
49  EXPECT_TRUE(absl::EndsWith(e, ""));
50  EXPECT_FALSE(absl::EndsWith(a, b));
51  EXPECT_FALSE(absl::EndsWith(b, a));
52  EXPECT_FALSE(absl::EndsWith(e, a));
53 }
54 
55 TEST(MatchTest, Contains) {
56  absl::string_view a("abcdefg");
57  absl::string_view b("abcd");
58  absl::string_view c("efg");
59  absl::string_view d("gh");
60  EXPECT_TRUE(absl::StrContains(a, a));
61  EXPECT_TRUE(absl::StrContains(a, b));
62  EXPECT_TRUE(absl::StrContains(a, c));
63  EXPECT_FALSE(absl::StrContains(a, d));
64  EXPECT_TRUE(absl::StrContains("", ""));
65  EXPECT_TRUE(absl::StrContains("abc", ""));
66  EXPECT_FALSE(absl::StrContains("", "a"));
67 }
68 
69 TEST(MatchTest, ContainsNull) {
70  const std::string s = "foo";
71  const char* cs = "foo";
72  const absl::string_view sv("foo");
73  const absl::string_view sv2("foo\0bar", 4);
74  EXPECT_EQ(s, "foo");
75  EXPECT_EQ(sv, "foo");
76  EXPECT_NE(sv2, "foo");
77  EXPECT_TRUE(absl::EndsWith(s, sv));
78  EXPECT_TRUE(absl::StartsWith(cs, sv));
79  EXPECT_TRUE(absl::StrContains(cs, sv));
80  EXPECT_FALSE(absl::StrContains(cs, sv2));
81 }
82 
83 TEST(MatchTest, EqualsIgnoreCase) {
84  std::string text = "the";
85  absl::string_view data(text);
86 
87  EXPECT_TRUE(absl::EqualsIgnoreCase(data, "The"));
88  EXPECT_TRUE(absl::EqualsIgnoreCase(data, "THE"));
89  EXPECT_TRUE(absl::EqualsIgnoreCase(data, "the"));
90  EXPECT_FALSE(absl::EqualsIgnoreCase(data, "Quick"));
91  EXPECT_FALSE(absl::EqualsIgnoreCase(data, "then"));
92 }
93 
94 TEST(MatchTest, StartsWithIgnoreCase) {
95  EXPECT_TRUE(absl::StartsWithIgnoreCase("foo", "foo"));
96  EXPECT_TRUE(absl::StartsWithIgnoreCase("foo", "Fo"));
97  EXPECT_TRUE(absl::StartsWithIgnoreCase("foo", ""));
98  EXPECT_FALSE(absl::StartsWithIgnoreCase("foo", "fooo"));
99  EXPECT_FALSE(absl::StartsWithIgnoreCase("", "fo"));
100 }
101 
102 TEST(MatchTest, EndsWithIgnoreCase) {
103  EXPECT_TRUE(absl::EndsWithIgnoreCase("foo", "foo"));
104  EXPECT_TRUE(absl::EndsWithIgnoreCase("foo", "Oo"));
105  EXPECT_TRUE(absl::EndsWithIgnoreCase("foo", ""));
106  EXPECT_FALSE(absl::EndsWithIgnoreCase("foo", "fooo"));
107  EXPECT_FALSE(absl::EndsWithIgnoreCase("", "fo"));
108 }
109 
110 } // namespace
bool EndsWith(absl::string_view text, absl::string_view suffix)
Definition: match.h:61
absl::disjunction< std::is_same< T, Ts >... > Contains
Definition: layout.h:250
static char data[kDataSize]
Definition: city_test.cc:31
bool EndsWithIgnoreCase(absl::string_view text, absl::string_view suffix)
Definition: match.cc:33
bool StartsWithIgnoreCase(absl::string_view text, absl::string_view prefix)
Definition: match.cc:28
static bool EndsWith(State *state, const char chr)
Definition: demangle.cc:397
bool StartsWith(absl::string_view text, absl::string_view prefix)
Definition: match.h:52
TEST(Symbolize, Unimplemented)
uint64_t b
Definition: layout_test.cc:50
bool StrContains(absl::string_view haystack, absl::string_view needle)
Definition: match.h:45
bool EqualsIgnoreCase(absl::string_view piece1, absl::string_view piece2)
Definition: match.cc:21


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autogenerated on Wed Jun 19 2019 19:19:57