| /* -*- tab-width: 2; indent-tabs-mode: nil; js-indent-level: 2 -*- */ |
| /* This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| |
| |
| /** |
| Filename: splice1.js |
| Description: 'Tests Array.splice(x,y) w/no var args' |
| |
| Author: Nick Lerissa |
| Date: Fri Feb 13 09:58:28 PST 1998 |
| */ |
| |
| var SECTION = 'As described in Netscape doc "Whats new in JavaScript 1.2"'; |
| var VERSION = 'no version'; |
| var TITLE = 'String:splice 1'; |
| var BUGNUMBER="123795"; |
| |
| startTest(); |
| writeHeaderToLog('Executing script: splice1.js'); |
| writeHeaderToLog( SECTION + " "+ TITLE); |
| |
| var a = ['a','test string',456,9.34,new String("string object"),[],['h','i','j','k']]; |
| var b = [1,2,3,4,5,6,7,8,9,0]; |
| |
| exhaustiveSpliceTest("exhaustive splice w/no optional args 1",a); |
| exhaustiveSpliceTest("exhaustive splice w/no optional args 1",b); |
| |
| test(); |
| |
| |
| function mySplice(testArray, splicedArray, first, len, elements) |
| { |
| var removedArray = []; |
| var adjustedFirst = first; |
| var adjustedLen = len; |
| |
| if (adjustedFirst < 0) adjustedFirst = testArray.length + first; |
| if (adjustedFirst < 0) adjustedFirst = 0; |
| |
| if (adjustedLen < 0) adjustedLen = 0; |
| |
| for (i = 0; (i < adjustedFirst)&&(i < testArray.length); ++i) |
| splicedArray.push(testArray[i]); |
| |
| if (adjustedFirst < testArray.length) |
| for (i = adjustedFirst; (i < adjustedFirst + adjustedLen) && |
| (i < testArray.length); ++i) |
| { |
| removedArray.push(testArray[i]); |
| } |
| |
| for (i = 0; i < elements.length; i++) splicedArray.push(elements[i]); |
| |
| for (i = adjustedFirst + adjustedLen; i < testArray.length; i++) |
| splicedArray.push(testArray[i]); |
| |
| return removedArray; |
| } |
| |
| function exhaustiveSpliceTest(testname, testArray) |
| { |
| var errorMessage; |
| var passed = true; |
| var reason = ""; |
| |
| for (var first = -(testArray.length+2); first <= 2 + testArray.length; first++) |
| { |
| var actualSpliced = []; |
| var expectedSpliced = []; |
| var actualRemoved = []; |
| var expectedRemoved = []; |
| |
| for (var len = 0; len < testArray.length + 2; len++) |
| { |
| actualSpliced = []; |
| expectedSpliced = []; |
| |
| for (var i = 0; i < testArray.length; ++i) |
| actualSpliced.push(testArray[i]); |
| |
| actualRemoved = actualSpliced.splice(first,len); |
| expectedRemoved = mySplice(testArray,expectedSpliced,first,len,[]); |
| |
| var adjustedFirst = first; |
| if (adjustedFirst < 0) adjustedFirst = testArray.length + first; |
| if (adjustedFirst < 0) adjustedFirst = 0; |
| |
| if ( (String(actualSpliced) != String(expectedSpliced)) |
| ||(String(actualRemoved) != String(expectedRemoved))) |
| { |
| if ( (String(actualSpliced) == String(expectedSpliced)) |
| &&(String(actualRemoved) != String(expectedRemoved)) ) |
| { |
| if ( (expectedRemoved.length == 1) |
| &&(String(actualRemoved) == String(expectedRemoved[0]))) continue; |
| if ( expectedRemoved.length == 0 && actualRemoved == void 0) continue; |
| } |
| |
| errorMessage = |
| "ERROR: 'TEST FAILED'\n" + |
| " test: " + "a.splice(" + first + "," + len + ",-97,new String('test arg'),[],9.8)\n" + |
| " a: " + String(testArray) + "\n" + |
| " actual spliced: " + String(actualSpliced) + "\n" + |
| " expected spliced: " + String(expectedSpliced) + "\n" + |
| " actual removed: " + String(actualRemoved) + "\n" + |
| " expected removed: " + String(expectedRemoved) + "\n"; |
| writeHeaderToLog(errorMessage); |
| reason = reason + errorMessage; |
| passed = false; |
| } |
| } |
| } |
| var testcase = new TestCase( SECTION, testname, true, passed); |
| if (!passed) |
| testcase.reason = reason; |
| return testcase; |
| } |