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Diffstat (limited to 'deps/v8/test/mjsunit/array-tostring.js')
| -rw-r--r-- | deps/v8/test/mjsunit/array-tostring.js | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/deps/v8/test/mjsunit/array-tostring.js b/deps/v8/test/mjsunit/array-tostring.js deleted file mode 100644 index 6708657ee..000000000 --- a/deps/v8/test/mjsunit/array-tostring.js +++ /dev/null @@ -1,159 +0,0 @@ -// Copyright 2011 the V8 project authors. All rights reserved. -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following -// disclaimer in the documentation and/or other materials provided -// with the distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -// Array's toString should call the object's own join method, if one exists and -// is callable. Otherwise, just use the original Object.toString function. - -var success = "[test success]"; -var expectedThis; -function testJoin() { - assertEquals(0, arguments.length); - assertSame(expectedThis, this); - return success; -} - - -// On an Array object. - -// Default case. -var a1 = [1, 2, 3]; -assertEquals(a1.join(), a1.toString()); - -// Non-standard "join" function is called correctly. -var a2 = [1, 2, 3]; -a2.join = testJoin; -expectedThis = a2; -assertEquals(success, a2.toString()); - -// Non-callable join function is ignored and Object.prototype.toString is -// used instead. -var a3 = [1, 2, 3]; -a3.join = "not callable"; -assertEquals("[object Array]", a3.toString()); - -// Non-existing join function is treated same as non-callable. -var a4 = [1, 2, 3]; -a4.__proto__ = { toString: Array.prototype.toString }; -// No join on Array. -assertEquals("[object Array]", a4.toString()); - - -// On a non-Array object. - -// Default looks-like-an-array case. -var o1 = {length: 3, 0: 1, 1: 2, 2: 3, - toString: Array.prototype.toString, - join: Array.prototype.join}; -assertEquals(o1.join(), o1.toString()); - - -// Non-standard join is called correctly. -// Check that we don't read, e.g., length before calling join. -var o2 = {toString : Array.prototype.toString, - join: testJoin, - get length() { assertUnreachable(); }, - get 0() { assertUnreachable(); }}; -expectedThis = o2; -assertEquals(success, o2.toString()); - -// Non-standard join is called even if it looks like an array. -var o3 = {length: 3, 0: 1, 1: 2, 2: 3, - toString: Array.prototype.toString, - join: testJoin}; -expectedThis = o3; -assertEquals(success, o3.toString()); - -// Non-callable join works same as for Array. -var o4 = {length: 3, 0: 1, 1: 2, 2: 3, - toString: Array.prototype.toString, - join: "not callable"}; -assertEquals("[object Object]", o4.toString()); - - -// Non-existing join works same as for Array. -var o5 = {length: 3, 0: 1, 1: 2, 2: 3, - toString: Array.prototype.toString - /* no join */}; -assertEquals("[object Object]", o5.toString()); - - -// Test that ToObject is called before getting "join", so the instance -// that "join" is read from is the same one passed as receiver later. -var called_before = false; -expectedThis = null; -Object.defineProperty(Number.prototype, "join", {get: function() { - assertFalse(called_before); - called_before = true; - expectedThis = this; - return testJoin; - }}); -Number.prototype.arrayToString = Array.prototype.toString; -assertEquals(success, (42).arrayToString()); - -// ---------------------------------------------------------- -// Testing Array.prototype.toLocaleString - -// Ensure that it never uses Array.prototype.toString for anything. -Array.prototype.toString = function() { assertUnreachable(); }; - -// Default case. -var la1 = [1, [2, 3], 4]; -assertEquals("1,2,3,4", la1.toLocaleString()); - -// Used on a string (which looks like an array of characters). -String.prototype.toLocaleString = Array.prototype.toLocaleString; -assertEquals("1,2,3,4", "1234".toLocaleString()); - -// If toLocaleString of element is not callable, throw a TypeError. -var la2 = [1, {toLocaleString: "not callable"}, 3]; -assertThrows(function() { la2.toLocaleString(); }, TypeError); - -// If toLocaleString of element is callable, call it. -var la3 = [1, {toLocaleString: function() { return "XX";}}, 3]; -assertEquals("1,XX,3", la3.toLocaleString()); - -// Omitted elements, as well as undefined and null, become empty string. -var la4 = [1, null, 3, undefined, 5,, 7]; -assertEquals("1,,3,,5,,7", la4.toLocaleString()); - - -// ToObject is called first and the same object is being used for the -// rest of the operations. -Object.defineProperty(Number.prototype, "length", { - get: function() { - exptectedThis = this; - return 3; - }}); -for (var i = 0; i < 3; i++) { - Object.defineProperty(Number.prototype, i, { - get: function() { - assertEquals(expectedThis, this); - return +this; - }}); -} -Number.prototype.arrayToLocaleString = Array.prototype.toLocaleString; -assertEquals("42,42,42", (42).arrayToLocaleString());
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