Ethan Nicholas | 2c9a6ec | 2021-06-07 16:09:59 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2021 Google LLC. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
| 8 | #include "include/core/SkStringView.h" |
| 9 | |
| 10 | #include "tests/Test.h" |
| 11 | |
| 12 | DEF_TEST(SkStringViewConstructors, r) { |
| 13 | skstd::string_view empty; |
| 14 | REPORTER_ASSERT(r, empty.data() == nullptr); |
| 15 | REPORTER_ASSERT(r, empty.length() == 0); |
| 16 | |
| 17 | const char* str = "Hello, World!"; |
| 18 | skstd::string_view helloWorld(str); |
| 19 | REPORTER_ASSERT(r, helloWorld.data() == str); |
| 20 | REPORTER_ASSERT(r, helloWorld.length() == strlen(str)); |
| 21 | |
| 22 | skstd::string_view hello(str, 5); |
| 23 | REPORTER_ASSERT(r, hello.data() == str); |
| 24 | REPORTER_ASSERT(r, hello.length() == 5); |
| 25 | |
| 26 | skstd::string_view copy(hello); |
| 27 | REPORTER_ASSERT(r, copy.data() == str); |
| 28 | REPORTER_ASSERT(r, copy.length() == 5); |
| 29 | |
| 30 | copy = helloWorld; |
| 31 | REPORTER_ASSERT(r, copy.data() == str); |
| 32 | REPORTER_ASSERT(r, copy.length() == strlen(str)); |
| 33 | } |
| 34 | |
| 35 | DEF_TEST(SkStringViewBasics, r) { |
| 36 | skstd::string_view empty(""); |
| 37 | REPORTER_ASSERT(r, empty.empty()); |
John Stiles | 2c764e1 | 2022-01-31 21:45:35 -0500 | [diff] [blame^] | 38 | REPORTER_ASSERT(r, !skstd::starts_with(empty, 'x')); |
| 39 | REPORTER_ASSERT(r, !skstd::ends_with(empty, 'x')); |
| 40 | REPORTER_ASSERT(r, !skstd::starts_with(empty, "x")); |
| 41 | REPORTER_ASSERT(r, !skstd::ends_with(empty, "x")); |
| 42 | REPORTER_ASSERT(r, skstd::starts_with(empty, "")); |
| 43 | REPORTER_ASSERT(r, skstd::ends_with(empty, "")); |
Ethan Nicholas | 2c9a6ec | 2021-06-07 16:09:59 -0400 | [diff] [blame] | 44 | |
| 45 | skstd::string_view xyz("xyz"); |
| 46 | REPORTER_ASSERT(r, !xyz.empty()); |
| 47 | REPORTER_ASSERT(r, xyz.front() == 'x'); |
| 48 | REPORTER_ASSERT(r, xyz.back() == 'z'); |
| 49 | REPORTER_ASSERT(r, xyz.length() == 3); |
| 50 | |
John Stiles | 2c764e1 | 2022-01-31 21:45:35 -0500 | [diff] [blame^] | 51 | REPORTER_ASSERT(r, skstd::starts_with(xyz, 'x')); |
| 52 | REPORTER_ASSERT(r, !skstd::starts_with(xyz, 'y')); |
| 53 | REPORTER_ASSERT(r, skstd::ends_with(xyz, 'z')); |
| 54 | REPORTER_ASSERT(r, !skstd::ends_with(xyz, 'y')); |
Ethan Nicholas | 2c9a6ec | 2021-06-07 16:09:59 -0400 | [diff] [blame] | 55 | |
John Stiles | 2c764e1 | 2022-01-31 21:45:35 -0500 | [diff] [blame^] | 56 | REPORTER_ASSERT(r, skstd::starts_with(xyz, "")); |
| 57 | REPORTER_ASSERT(r, skstd::ends_with(xyz, "")); |
| 58 | REPORTER_ASSERT(r, skstd::starts_with(xyz, "x")); |
| 59 | REPORTER_ASSERT(r, skstd::ends_with(xyz, "z")); |
| 60 | REPORTER_ASSERT(r, !skstd::starts_with(xyz, "xa")); |
| 61 | REPORTER_ASSERT(r, !skstd::ends_with(xyz, "az")); |
| 62 | REPORTER_ASSERT(r, skstd::starts_with(xyz, "xy")); |
| 63 | REPORTER_ASSERT(r, skstd::ends_with(xyz, "yz")); |
| 64 | REPORTER_ASSERT(r, skstd::starts_with(xyz, "xyz")); |
| 65 | REPORTER_ASSERT(r, skstd::ends_with(xyz, "xyz")); |
| 66 | REPORTER_ASSERT(r, !skstd::starts_with(xyz, "wxyz")); |
| 67 | REPORTER_ASSERT(r, !skstd::ends_with(xyz, "wxyz")); |
Ethan Nicholas | 2c9a6ec | 2021-06-07 16:09:59 -0400 | [diff] [blame] | 68 | |
| 69 | xyz.swap(empty); |
| 70 | REPORTER_ASSERT(r, xyz == ""); |
| 71 | REPORTER_ASSERT(r, empty == "xyz"); |
| 72 | } |
| 73 | |
| 74 | DEF_TEST(SkStringViewIterator, r) { |
| 75 | skstd::string_view str("abc"); |
| 76 | skstd::string_view::iterator iter = str.begin(); |
| 77 | REPORTER_ASSERT(r, *(iter++) == 'a'); |
| 78 | REPORTER_ASSERT(r, *(iter++) == 'b'); |
| 79 | REPORTER_ASSERT(r, *(iter++) == 'c'); |
| 80 | REPORTER_ASSERT(r, iter == str.end()); |
| 81 | REPORTER_ASSERT(r, *(--iter) == 'c'); |
| 82 | REPORTER_ASSERT(r, *(--iter) == 'b'); |
| 83 | REPORTER_ASSERT(r, *(--iter) == 'a'); |
| 84 | REPORTER_ASSERT(r, iter == str.begin()); |
| 85 | |
| 86 | skstd::string_view empty; |
| 87 | REPORTER_ASSERT(r, empty.begin() == empty.end()); |
| 88 | } |
| 89 | |
| 90 | DEF_TEST(SkStringViewOperators, r) { |
| 91 | skstd::string_view empty; |
| 92 | REPORTER_ASSERT(r, empty == empty); |
| 93 | REPORTER_ASSERT(r, empty == ""); |
| 94 | REPORTER_ASSERT(r, "" == empty); |
| 95 | REPORTER_ASSERT(r, !(empty != "")); |
| 96 | |
| 97 | skstd::string_view str("abc"); |
| 98 | REPORTER_ASSERT(r, str == str); |
| 99 | REPORTER_ASSERT(r, str == "abc"); |
| 100 | REPORTER_ASSERT(r, "abc" == str); |
| 101 | REPORTER_ASSERT(r, str != ""); |
| 102 | REPORTER_ASSERT(r, "" != str); |
| 103 | REPORTER_ASSERT(r, str != "abcd"); |
| 104 | REPORTER_ASSERT(r, "abcd" != str); |
| 105 | |
| 106 | skstd::string_view str2("abcd"); |
| 107 | REPORTER_ASSERT(r, str < str2); |
| 108 | REPORTER_ASSERT(r, str <= str2); |
| 109 | REPORTER_ASSERT(r, str <= str); |
| 110 | REPORTER_ASSERT(r, str2 > str); |
| 111 | REPORTER_ASSERT(r, str2 >= str); |
| 112 | REPORTER_ASSERT(r, str >= str); |
| 113 | REPORTER_ASSERT(r, !(str2 < str)); |
| 114 | REPORTER_ASSERT(r, !(str < str)); |
| 115 | REPORTER_ASSERT(r, !(str2 <= str)); |
| 116 | REPORTER_ASSERT(r, !(str > str2)); |
| 117 | REPORTER_ASSERT(r, !(str > str)); |
| 118 | REPORTER_ASSERT(r, !(str >= str2)); |
| 119 | |
| 120 | REPORTER_ASSERT(r, str < "b"); |
| 121 | REPORTER_ASSERT(r, str <= "b"); |
| 122 | REPORTER_ASSERT(r, str <= str); |
| 123 | REPORTER_ASSERT(r, "b" > str); |
| 124 | REPORTER_ASSERT(r, "b" >= str); |
| 125 | REPORTER_ASSERT(r, str >= str); |
| 126 | REPORTER_ASSERT(r, !("b" < str)); |
| 127 | REPORTER_ASSERT(r, !(str < str)); |
| 128 | REPORTER_ASSERT(r, !("b" <= str)); |
| 129 | REPORTER_ASSERT(r, !(str > "b")); |
| 130 | REPORTER_ASSERT(r, !(str > str)); |
| 131 | REPORTER_ASSERT(r, !(str >= "b")); |
| 132 | } |
Brian Osman | f80ef38 | 2021-09-01 14:57:44 -0400 | [diff] [blame] | 133 | |
| 134 | DEF_TEST(SkStringViewSubstr, r) { |
| 135 | skstd::string_view xyz("xyz"); |
| 136 | REPORTER_ASSERT(r, xyz.substr() == xyz); |
| 137 | REPORTER_ASSERT(r, xyz.substr(0, 1) == "x"); |
| 138 | REPORTER_ASSERT(r, xyz.substr(0, 2) == "xy"); |
| 139 | REPORTER_ASSERT(r, xyz.substr(0, 3) == "xyz"); |
| 140 | REPORTER_ASSERT(r, xyz.substr(0, 4) == "xyz"); |
| 141 | |
| 142 | REPORTER_ASSERT(r, xyz.substr(1) == "yz"); |
| 143 | REPORTER_ASSERT(r, xyz.substr(1, 1) == "y"); |
| 144 | REPORTER_ASSERT(r, xyz.substr(1, 2) == "yz"); |
| 145 | REPORTER_ASSERT(r, xyz.substr(1, 3) == "yz"); |
| 146 | |
| 147 | REPORTER_ASSERT(r, xyz.substr(2) == "z"); |
| 148 | REPORTER_ASSERT(r, xyz.substr(2, 1) == "z"); |
| 149 | REPORTER_ASSERT(r, xyz.substr(2, 2) == "z"); |
| 150 | |
| 151 | REPORTER_ASSERT(r, xyz.substr(0, 0).empty()); |
| 152 | REPORTER_ASSERT(r, xyz.substr(1, 0).empty()); |
| 153 | REPORTER_ASSERT(r, xyz.substr(2, 0).empty()); |
| 154 | REPORTER_ASSERT(r, xyz.substr(3, 0).empty()); |
| 155 | |
| 156 | REPORTER_ASSERT(r, xyz.substr(3).empty()); |
Brian Osman | f80ef38 | 2021-09-01 14:57:44 -0400 | [diff] [blame] | 157 | } |
Ethan Nicholas | 3272412 | 2021-09-07 13:49:07 -0400 | [diff] [blame] | 158 | |
| 159 | DEF_TEST(SkStringViewFind, r) { |
| 160 | REPORTER_ASSERT(r, skstd::string_view("abcdef").find("abcdef") == 0); |
| 161 | REPORTER_ASSERT(r, skstd::string_view("abcdef").find("abcdefg") == skstd::string_view::npos); |
| 162 | REPORTER_ASSERT(r, skstd::string_view("abcdef").find("") == 0); |
| 163 | REPORTER_ASSERT(r, skstd::string_view("").find("") == 0); |
| 164 | REPORTER_ASSERT(r, skstd::string_view("").find("a") == skstd::string_view::npos); |
| 165 | REPORTER_ASSERT(r, skstd::string_view("abcdef").find("b") == 1); |
| 166 | REPORTER_ASSERT(r, skstd::string_view("abcdef").find("f") == 5); |
| 167 | REPORTER_ASSERT(r, skstd::string_view("abcdef").find("q") == skstd::string_view::npos); |
| 168 | REPORTER_ASSERT(r, skstd::string_view("abcdef").find("bcd") == 1); |
| 169 | REPORTER_ASSERT(r, skstd::string_view("abcdef").find("bcd", 2) == skstd::string_view::npos); |
| 170 | REPORTER_ASSERT(r, skstd::string_view("abcdef").find("bce") == skstd::string_view::npos); |
| 171 | REPORTER_ASSERT(r, skstd::string_view("ttttest1tttest2tttest3").find("test") == 3); |
| 172 | REPORTER_ASSERT(r, skstd::string_view("ttttest1tttest2tttest3").find("test", 1) == 3); |
| 173 | REPORTER_ASSERT(r, skstd::string_view("ttttest1tttest2tttest3").find("test", 3) == 3); |
| 174 | REPORTER_ASSERT(r, skstd::string_view("ttttest1tttest2tttest3").find("test", 4) == 10); |
| 175 | REPORTER_ASSERT(r, skstd::string_view("ttttest1tttest2tttest3").find("test2") == 10); |
| 176 | REPORTER_ASSERT(r, skstd::string_view("ttttest1tttest2tttest3").find("test3") == 17); |
John Stiles | 2c764e1 | 2022-01-31 21:45:35 -0500 | [diff] [blame^] | 177 | } |
| 178 | |
| 179 | DEF_TEST(SkStringViewContains, r) { |
| 180 | REPORTER_ASSERT(r, skstd::contains("ttttest1tttest2tttest3", "test")); |
| 181 | REPORTER_ASSERT(r, skstd::contains("ttttest1tttest2tttest3", "test3")); |
| 182 | REPORTER_ASSERT(r, !skstd::contains("ttttest1tttest2tttest3", "test4")); |
| 183 | REPORTER_ASSERT(r, skstd::contains("", "")); |
| 184 | REPORTER_ASSERT(r, !skstd::contains("", "a")); |
| 185 | REPORTER_ASSERT(r, skstd::contains("abcabcd", "abcd")); |
| 186 | REPORTER_ASSERT(r, skstd::contains("abc", "")); |
| 187 | REPORTER_ASSERT(r, skstd::contains("abc", "a")); |
| 188 | REPORTER_ASSERT(r, skstd::contains("abc", "b")); |
| 189 | REPORTER_ASSERT(r, skstd::contains("abc", "c")); |
| 190 | REPORTER_ASSERT(r, skstd::contains("abc", "ab")); |
| 191 | REPORTER_ASSERT(r, skstd::contains("abc", "bc")); |
| 192 | REPORTER_ASSERT(r, !skstd::contains("abc", "ac")); |
| 193 | REPORTER_ASSERT(r, !skstd::contains("abc", "cb")); |
| 194 | REPORTER_ASSERT(r, !skstd::contains("abc", "abcd")); |
Ethan Nicholas | 3272412 | 2021-09-07 13:49:07 -0400 | [diff] [blame] | 195 | } |