1 // Copyright 2018 Google LLC
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 "src/base/string_utils.h"
16
17 #include <gtest/gtest.h>
18
19 #include <list>
20 #include <string>
21 #include <vector>
22
23 namespace astc_codec {
24 namespace base {
25
TEST(StringUtils,Split)26 TEST(StringUtils, Split) {
27 std::vector<std::string> results;
28
29 auto testFunc = [&results](std::string&& s) {
30 results.push_back(std::move(s));
31 };
32
33 Split("", "abc", testFunc);
34 EXPECT_EQ(results.size(), 1);
35
36 Split("abc", "", testFunc);
37 EXPECT_EQ(results.size(), 1);
38
39 results.clear();
40 Split("abc", "a", testFunc);
41 EXPECT_EQ(results.size(), 2);
42 EXPECT_EQ(results[0], "");
43 EXPECT_EQ(results[1], "bc");
44
45 results.clear();
46 Split("aaa", "a", testFunc);
47 EXPECT_EQ(4, results.size());
48 EXPECT_EQ("", results[0]);
49 EXPECT_EQ("", results[1]);
50 EXPECT_EQ("", results[2]);
51 EXPECT_EQ("", results[3]);
52
53 results.clear();
54 Split("1a2a3a4", "a", testFunc);
55 EXPECT_EQ(4, results.size());
56 EXPECT_EQ("1", results[0]);
57 EXPECT_EQ("2", results[1]);
58 EXPECT_EQ("3", results[2]);
59 EXPECT_EQ("4", results[3]);
60
61 results.clear();
62 Split("1a2aa3a4", "a", testFunc);
63 EXPECT_EQ(5, results.size());
64 EXPECT_EQ("1", results[0]);
65 EXPECT_EQ("2", results[1]);
66 EXPECT_EQ("", results[2]);
67 EXPECT_EQ("3", results[3]);
68 EXPECT_EQ("4", results[4]);
69
70 results.clear();
71 Split("The quick brown fox jumped over the lazy dog",
72 " ", testFunc);
73 EXPECT_EQ(9, results.size());
74 EXPECT_EQ("The", results[0]);
75 EXPECT_EQ("quick", results[1]);
76 EXPECT_EQ("brown", results[2]);
77 EXPECT_EQ("fox", results[3]);
78 EXPECT_EQ("jumped", results[4]);
79 EXPECT_EQ("over", results[5]);
80 EXPECT_EQ("the", results[6]);
81 EXPECT_EQ("lazy", results[7]);
82 EXPECT_EQ("dog", results[8]);
83
84 results.clear();
85 Split("a; b; c; d", "; ", testFunc);
86 EXPECT_EQ(4, results.size());
87 EXPECT_EQ("a", results[0]);
88 EXPECT_EQ("b", results[1]);
89 EXPECT_EQ("c", results[2]);
90 EXPECT_EQ("d", results[3]);
91 }
92
TEST(StringUtils,ParseInt32)93 TEST(StringUtils, ParseInt32) {
94 EXPECT_EQ(ParseInt32("0", -1), 0);
95 EXPECT_EQ(ParseInt32("100", -1), 100);
96 EXPECT_EQ(ParseInt32("-100", -1), -100);
97
98 EXPECT_EQ(ParseInt32("", -1), -1);
99 EXPECT_EQ(ParseInt32("a", -1), -1);
100 EXPECT_EQ(ParseInt32("10x1", -1), 10);
101
102 EXPECT_EQ(ParseInt32("2147483647", -1), 2147483647);
103 EXPECT_EQ(ParseInt32("2147483648", -1), 2147483647);
104
105 EXPECT_EQ(ParseInt32("-2147483648", -1), -2147483648);
106 EXPECT_EQ(ParseInt32("-2147483649", -1), -2147483648);
107 }
108
109 } // namespace base
110 } // namespace astc_codec
111