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Issue 1024813002: Remove harmony-strings flag. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 9 months ago
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1 // Copyright 2014 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are
4 // met:
5 //
6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided
11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission.
15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28 // Flags: --harmony-strings
29
30 assertEquals(1, String.prototype.endsWith.length);
31
32 var testString = "Hello World";
33 assertTrue(testString.endsWith(""));
34 assertTrue(testString.endsWith("World"));
35 assertFalse(testString.endsWith("world"));
36 assertFalse(testString.endsWith("Hello World!"));
37 assertFalse(testString.endsWith(null));
38 assertFalse(testString.endsWith(undefined));
39
40 assertTrue("null".endsWith(null));
41 assertTrue("undefined".endsWith(undefined));
42
43 var georgianUnicodeString = "\u10D0\u10D1\u10D2\u10D3\u10D4\u10D5\u10D6\u10D7";
44 assertTrue(georgianUnicodeString.endsWith(georgianUnicodeString));
45 assertTrue(georgianUnicodeString.endsWith("\u10D4\u10D5\u10D6\u10D7"));
46 assertFalse(georgianUnicodeString.endsWith("\u10D0"));
47
48 assertThrows("String.prototype.endsWith.call(null, 'test')", TypeError);
49 assertThrows("String.prototype.endsWith.call(null, null)", TypeError);
50 assertThrows("String.prototype.endsWith.call(undefined, undefined)", TypeError);
51
52 assertThrows("String.prototype.endsWith.apply(null, ['test'])", TypeError);
53 assertThrows("String.prototype.endsWith.apply(null, [null])", TypeError);
54 assertThrows("String.prototype.endsWith.apply(undefined, [undefined])", TypeErro r);
55
56 var TEST_INPUT = [{
57 msg: "Empty string", val: ""
58 }, {
59 msg: "Number 1234.34", val: 1234.34
60 }, {
61 msg: "Integer number 0", val: 0
62 }, {
63 msg: "Negative number -1", val: -1
64 }, {
65 msg: "Boolean true", val: true
66 }, {
67 msg: "Boolean false", val: false
68 }, {
69 msg: "Empty array []", val: []
70 }, {
71 msg: "Empty object {}", val: {}
72 }, {
73 msg: "Array of size 3", val: new Array(3)
74 }];
75
76 function testNonStringValues() {
77 var i = 0;
78 var l = TEST_INPUT.length;
79
80 for (; i < l; i++) {
81 var e = TEST_INPUT[i];
82 var v = e.val;
83 var s = String(v);
84 assertTrue(s.endsWith(v), e.msg);
85 assertTrue(String.prototype.endsWith.call(v, v), e.msg);
86 assertTrue(String.prototype.endsWith.apply(v, [v]), e.msg);
87 }
88 }
89 testNonStringValues();
90
91 var CustomType = function(value) {
92 this.endsWith = String.prototype.endsWith;
93 this.toString = function() {
94 return String(value);
95 }
96 };
97
98 function testCutomType() {
99 var i = 0;
100 var l = TEST_INPUT.length;
101
102 for (; i < l; i++) {
103 var e = TEST_INPUT[i];
104 var v = e.val;
105 var o = new CustomType(v);
106 assertTrue(o.endsWith(v), e.msg);
107 }
108 }
109 testCutomType();
110
111
112 // Test cases found in FF
113 assertTrue("abc".endsWith("abc"));
114 assertTrue("abcd".endsWith("bcd"));
115 assertTrue("abc".endsWith("c"));
116 assertFalse("abc".endsWith("abcd"));
117 assertFalse("abc".endsWith("bbc"));
118 assertFalse("abc".endsWith("b"));
119 assertTrue("abc".endsWith("abc", 3));
120 assertTrue("abc".endsWith("bc", 3));
121 assertFalse("abc".endsWith("a", 3));
122 assertTrue("abc".endsWith("bc", 3));
123 assertTrue("abc".endsWith("a", 1));
124 assertFalse("abc".endsWith("abc", 1));
125 assertTrue("abc".endsWith("b", 2));
126 assertFalse("abc".endsWith("d", 2));
127 assertFalse("abc".endsWith("dcd", 2));
128 assertFalse("abc".endsWith("a", 42));
129 assertTrue("abc".endsWith("bc", Infinity));
130 assertFalse("abc".endsWith("a", Infinity));
131 assertTrue("abc".endsWith("bc", undefined));
132 assertFalse("abc".endsWith("bc", -43));
133 assertFalse("abc".endsWith("bc", -Infinity));
134 assertFalse("abc".endsWith("bc", NaN));
135
136 // Test cases taken from
137 // https://github.com/mathiasbynens/String.prototype.endsWith/blob/master/tests/ tests.js
138 Object.prototype[1] = 2; // try to break `arguments[1]`
139
140 assertEquals(String.prototype.endsWith.length, 1);
141 assertEquals(String.prototype.propertyIsEnumerable("endsWith"), false);
142
143 assertEquals("undefined".endsWith(), true);
144 assertEquals("undefined".endsWith(undefined), true);
145 assertEquals("undefined".endsWith(null), false);
146 assertEquals("null".endsWith(), false);
147 assertEquals("null".endsWith(undefined), false);
148 assertEquals("null".endsWith(null), true);
149
150 assertEquals("abc".endsWith(), false);
151 assertEquals("abc".endsWith(""), true);
152 assertEquals("abc".endsWith("\0"), false);
153 assertEquals("abc".endsWith("c"), true);
154 assertEquals("abc".endsWith("b"), false);
155 assertEquals("abc".endsWith("ab"), false);
156 assertEquals("abc".endsWith("bc"), true);
157 assertEquals("abc".endsWith("abc"), true);
158 assertEquals("abc".endsWith("bcd"), false);
159 assertEquals("abc".endsWith("abcd"), false);
160 assertEquals("abc".endsWith("bcde"), false);
161
162 assertEquals("abc".endsWith("", NaN), true);
163 assertEquals("abc".endsWith("\0", NaN), false);
164 assertEquals("abc".endsWith("c", NaN), false);
165 assertEquals("abc".endsWith("b", NaN), false);
166 assertEquals("abc".endsWith("ab", NaN), false);
167 assertEquals("abc".endsWith("bc", NaN), false);
168 assertEquals("abc".endsWith("abc", NaN), false);
169 assertEquals("abc".endsWith("bcd", NaN), false);
170 assertEquals("abc".endsWith("abcd", NaN), false);
171 assertEquals("abc".endsWith("bcde", NaN), false);
172
173 assertEquals("abc".endsWith("", false), true);
174 assertEquals("abc".endsWith("\0", false), false);
175 assertEquals("abc".endsWith("c", false), false);
176 assertEquals("abc".endsWith("b", false), false);
177 assertEquals("abc".endsWith("ab", false), false);
178 assertEquals("abc".endsWith("bc", false), false);
179 assertEquals("abc".endsWith("abc", false), false);
180 assertEquals("abc".endsWith("bcd", false), false);
181 assertEquals("abc".endsWith("abcd", false), false);
182 assertEquals("abc".endsWith("bcde", false), false);
183
184 assertEquals("abc".endsWith("", undefined), true);
185 assertEquals("abc".endsWith("\0", undefined), false);
186 assertEquals("abc".endsWith("c", undefined), true);
187 assertEquals("abc".endsWith("b", undefined), false);
188 assertEquals("abc".endsWith("ab", undefined), false);
189 assertEquals("abc".endsWith("bc", undefined), true);
190 assertEquals("abc".endsWith("abc", undefined), true);
191 assertEquals("abc".endsWith("bcd", undefined), false);
192 assertEquals("abc".endsWith("abcd", undefined), false);
193 assertEquals("abc".endsWith("bcde", undefined), false);
194
195 assertEquals("abc".endsWith("", null), true);
196 assertEquals("abc".endsWith("\0", null), false);
197 assertEquals("abc".endsWith("c", null), false);
198 assertEquals("abc".endsWith("b", null), false);
199 assertEquals("abc".endsWith("ab", null), false);
200 assertEquals("abc".endsWith("bc", null), false);
201 assertEquals("abc".endsWith("abc", null), false);
202 assertEquals("abc".endsWith("bcd", null), false);
203 assertEquals("abc".endsWith("abcd", null), false);
204 assertEquals("abc".endsWith("bcde", null), false);
205
206 assertEquals("abc".endsWith("", -Infinity), true);
207 assertEquals("abc".endsWith("\0", -Infinity), false);
208 assertEquals("abc".endsWith("c", -Infinity), false);
209 assertEquals("abc".endsWith("b", -Infinity), false);
210 assertEquals("abc".endsWith("ab", -Infinity), false);
211 assertEquals("abc".endsWith("bc", -Infinity), false);
212 assertEquals("abc".endsWith("abc", -Infinity), false);
213 assertEquals("abc".endsWith("bcd", -Infinity), false);
214 assertEquals("abc".endsWith("abcd", -Infinity), false);
215 assertEquals("abc".endsWith("bcde", -Infinity), false);
216
217 assertEquals("abc".endsWith("", -1), true);
218 assertEquals("abc".endsWith("\0", -1), false);
219 assertEquals("abc".endsWith("c", -1), false);
220 assertEquals("abc".endsWith("b", -1), false);
221 assertEquals("abc".endsWith("ab", -1), false);
222 assertEquals("abc".endsWith("bc", -1), false);
223 assertEquals("abc".endsWith("abc", -1), false);
224 assertEquals("abc".endsWith("bcd", -1), false);
225 assertEquals("abc".endsWith("abcd", -1), false);
226 assertEquals("abc".endsWith("bcde", -1), false);
227
228 assertEquals("abc".endsWith("", -0), true);
229 assertEquals("abc".endsWith("\0", -0), false);
230 assertEquals("abc".endsWith("c", -0), false);
231 assertEquals("abc".endsWith("b", -0), false);
232 assertEquals("abc".endsWith("ab", -0), false);
233 assertEquals("abc".endsWith("bc", -0), false);
234 assertEquals("abc".endsWith("abc", -0), false);
235 assertEquals("abc".endsWith("bcd", -0), false);
236 assertEquals("abc".endsWith("abcd", -0), false);
237 assertEquals("abc".endsWith("bcde", -0), false);
238
239 assertEquals("abc".endsWith("", +0), true);
240 assertEquals("abc".endsWith("\0", +0), false);
241 assertEquals("abc".endsWith("c", +0), false);
242 assertEquals("abc".endsWith("b", +0), false);
243 assertEquals("abc".endsWith("ab", +0), false);
244 assertEquals("abc".endsWith("bc", +0), false);
245 assertEquals("abc".endsWith("abc", +0), false);
246 assertEquals("abc".endsWith("bcd", +0), false);
247 assertEquals("abc".endsWith("abcd", +0), false);
248 assertEquals("abc".endsWith("bcde", +0), false);
249
250 assertEquals("abc".endsWith("", 1), true);
251 assertEquals("abc".endsWith("\0", 1), false);
252 assertEquals("abc".endsWith("c", 1), false);
253 assertEquals("abc".endsWith("b", 1), false);
254 assertEquals("abc".endsWith("ab", 1), false);
255 assertEquals("abc".endsWith("bc", 1), false);
256 assertEquals("abc".endsWith("abc", 1), false);
257 assertEquals("abc".endsWith("bcd", 1), false);
258 assertEquals("abc".endsWith("abcd", 1), false);
259 assertEquals("abc".endsWith("bcde", 1), false);
260
261 assertEquals("abc".endsWith("", 2), true);
262 assertEquals("abc".endsWith("\0", 2), false);
263 assertEquals("abc".endsWith("c", 2), false);
264 assertEquals("abc".endsWith("b", 2), true);
265 assertEquals("abc".endsWith("ab", 2), true);
266 assertEquals("abc".endsWith("bc", 2), false);
267 assertEquals("abc".endsWith("abc", 2), false);
268 assertEquals("abc".endsWith("bcd", 2), false);
269 assertEquals("abc".endsWith("abcd", 2), false);
270 assertEquals("abc".endsWith("bcde", 2), false);
271
272 assertEquals("abc".endsWith("", +Infinity), true);
273 assertEquals("abc".endsWith("\0", +Infinity), false);
274 assertEquals("abc".endsWith("c", +Infinity), true);
275 assertEquals("abc".endsWith("b", +Infinity), false);
276 assertEquals("abc".endsWith("ab", +Infinity), false);
277 assertEquals("abc".endsWith("bc", +Infinity), true);
278 assertEquals("abc".endsWith("abc", +Infinity), true);
279 assertEquals("abc".endsWith("bcd", +Infinity), false);
280 assertEquals("abc".endsWith("abcd", +Infinity), false);
281 assertEquals("abc".endsWith("bcde", +Infinity), false);
282
283 assertEquals("abc".endsWith("", true), true);
284 assertEquals("abc".endsWith("\0", true), false);
285 assertEquals("abc".endsWith("c", true), false);
286 assertEquals("abc".endsWith("b", true), false);
287 assertEquals("abc".endsWith("ab", true), false);
288 assertEquals("abc".endsWith("bc", true), false);
289 assertEquals("abc".endsWith("abc", true), false);
290 assertEquals("abc".endsWith("bcd", true), false);
291 assertEquals("abc".endsWith("abcd", true), false);
292 assertEquals("abc".endsWith("bcde", true), false);
293
294 assertEquals("abc".endsWith("", "x"), true);
295 assertEquals("abc".endsWith("\0", "x"), false);
296 assertEquals("abc".endsWith("c", "x"), false);
297 assertEquals("abc".endsWith("b", "x"), false);
298 assertEquals("abc".endsWith("ab", "x"), false);
299 assertEquals("abc".endsWith("bc", "x"), false);
300 assertEquals("abc".endsWith("abc", "x"), false);
301 assertEquals("abc".endsWith("bcd", "x"), false);
302 assertEquals("abc".endsWith("abcd", "x"), false);
303 assertEquals("abc".endsWith("bcde", "x"), false);
304
305 assertEquals("[a-z]+(bar)?".endsWith("(bar)?"), true);
306 assertThrows(function() { "[a-z]+(bar)?".endsWith(/(bar)?/);
307 }, TypeError);
308 assertEquals("[a-z]+(bar)?".endsWith("[a-z]+", 6), true);
309 assertThrows(function() { "[a-z]+(bar)?".endsWith(/(bar)?/);
310 }, TypeError);
311 assertThrows(function() { "[a-z]+/(bar)?/".endsWith(/(bar)?/);
312 }, TypeError);
313
314 // http://mathiasbynens.be/notes/javascript-unicode#poo-test
315 var string = "I\xF1t\xEBrn\xE2ti\xF4n\xE0liz\xE6ti\xF8n\u2603\uD83D\uDCA9";
316 assertEquals(string.endsWith(""), true);
317 assertEquals(string.endsWith("\xF1t\xEBr"), false);
318 assertEquals(string.endsWith("\xF1t\xEBr", 5), true);
319 assertEquals(string.endsWith("\xE0liz\xE6"), false);
320 assertEquals(string.endsWith("\xE0liz\xE6", 16), true);
321 assertEquals(string.endsWith("\xF8n\u2603\uD83D\uDCA9"), true);
322 assertEquals(string.endsWith("\xF8n\u2603\uD83D\uDCA9", 23), true);
323 assertEquals(string.endsWith("\u2603"), false);
324 assertEquals(string.endsWith("\u2603", 21), true);
325 assertEquals(string.endsWith("\uD83D\uDCA9"), true);
326 assertEquals(string.endsWith("\uD83D\uDCA9", 23), true);
327
328 assertThrows(function() {
329 String.prototype.endsWith.call(undefined);
330 }, TypeError);
331 assertThrows(function() {
332 String.prototype.endsWith.call(undefined, "b");
333 }, TypeError);
334 assertThrows(function() {
335 String.prototype.endsWith.call(undefined, "b", 4);
336 }, TypeError);
337 assertThrows(function() {
338 String.prototype.endsWith.call(null);
339 }, TypeError);
340 assertThrows(function() {
341 String.prototype.endsWith.call(null, "b");
342 }, TypeError);
343 assertThrows(function() {
344 String.prototype.endsWith.call(null, "b", 4);
345 }, TypeError);
346 assertEquals(String.prototype.endsWith.call(42, "2"), true);
347 assertEquals(String.prototype.endsWith.call(42, "4"), false);
348 assertEquals(String.prototype.endsWith.call(42, "b", 4), false);
349 assertEquals(String.prototype.endsWith.call(42, "2", 1), false);
350 assertEquals(String.prototype.endsWith.call(42, "2", 4), true);
351 assertEquals(String.prototype.endsWith.call({
352 "toString": function() { return "abc"; }
353 }, "b", 0), false);
354 assertEquals(String.prototype.endsWith.call({
355 "toString": function() { return "abc"; }
356 }, "b", 1), false);
357 assertEquals(String.prototype.endsWith.call({
358 "toString": function() { return "abc"; }
359 }, "b", 2), true);
360 assertThrows(function() {
361 String.prototype.endsWith.call({
362 "toString": function() { throw RangeError(); }
363 }, /./);
364 }, RangeError);
365 assertThrows(function() {
366 String.prototype.endsWith.call({
367 "toString": function() { return "abc"; }
368 }, /./);
369 }, TypeError);
370
371 assertThrows(function() {
372 String.prototype.endsWith.apply(undefined);
373 }, TypeError);
374 assertThrows(function() {
375 String.prototype.endsWith.apply(undefined, ["b"]); },
376 TypeError);
377 assertThrows(function() {
378 String.prototype.endsWith.apply(undefined, ["b", 4]);
379 }, TypeError);
380 assertThrows(function() {
381 String.prototype.endsWith.apply(null);
382 }, TypeError);
383 assertThrows(function() {
384 String.prototype.endsWith.apply(null, ["b"]);
385 }, TypeError);
386 assertThrows(function() {
387 String.prototype.endsWith.apply(null, ["b", 4]);
388 }, TypeError);
389 assertEquals(String.prototype.endsWith.apply(42, ["2"]), true);
390 assertEquals(String.prototype.endsWith.apply(42, ["4"]), false);
391 assertEquals(String.prototype.endsWith.apply(42, ["b", 4]), false);
392 assertEquals(String.prototype.endsWith.apply(42, ["2", 1]), false);
393 assertEquals(String.prototype.endsWith.apply(42, ["2", 4]), true);
394 assertEquals(String.prototype.endsWith.apply({
395 "toString": function() { return "abc"; }
396 }, ["b", 0]), false);
397 assertEquals(String.prototype.endsWith.apply({
398 "toString": function() { return "abc"; }
399 }, ["b", 1]), false);
400 assertEquals(String.prototype.endsWith.apply({
401 "toString": function() { return "abc"; }
402 }, ["b", 2]), true);
403 assertThrows(function() {
404 String.prototype.endsWith.apply({
405 "toString": function() { throw RangeError(); }
406 }, [/./]);
407 }, RangeError);
408 assertThrows(function() {
409 String.prototype.endsWith.apply({
410 "toString": function() { return "abc"; }
411 }, [/./]);
412 }, TypeError);
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