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1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
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2 /* This Source Code Form is subject to the terms of the Mozilla Public |
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this |
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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5 |
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6 |
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7 /** |
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8 Filename: splice1.js |
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9 Description: 'Tests Array.splice(x,y) w/no var args' |
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10 |
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11 Author: Nick Lerissa |
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12 Date: Fri Feb 13 09:58:28 PST 1998 |
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13 */ |
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14 |
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15 var SECTION = 'As described in Netscape doc "Whats new in JavaScript 1.2"'; |
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16 var VERSION = 'no version'; |
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17 var TITLE = 'String:splice 1'; |
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18 var BUGNUMBER="123795"; |
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19 |
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20 startTest(); |
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21 writeHeaderToLog('Executing script: splice1.js'); |
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22 writeHeaderToLog( SECTION + " "+ TITLE); |
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23 |
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24 var a = ['a','test string',456,9.34,new String("string object"),[],['h','i','j','k']]; |
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25 var b = [1,2,3,4,5,6,7,8,9,0]; |
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26 |
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27 exhaustiveSpliceTest("exhaustive splice w/no optional args 1",a); |
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28 exhaustiveSpliceTest("exhaustive splice w/no optional args 1",b); |
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29 |
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30 test(); |
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31 |
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32 |
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33 function mySplice(testArray, splicedArray, first, len, elements) |
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34 { |
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35 var removedArray = []; |
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36 var adjustedFirst = first; |
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37 var adjustedLen = len; |
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38 |
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39 if (adjustedFirst < 0) adjustedFirst = testArray.length + first; |
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40 if (adjustedFirst < 0) adjustedFirst = 0; |
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41 |
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42 if (adjustedLen < 0) adjustedLen = 0; |
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43 |
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44 for (i = 0; (i < adjustedFirst)&&(i < testArray.length); ++i) |
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45 splicedArray.push(testArray[i]); |
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46 |
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47 if (adjustedFirst < testArray.length) |
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48 for (i = adjustedFirst; (i < adjustedFirst + adjustedLen) && |
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49 (i < testArray.length); ++i) |
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50 { |
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51 removedArray.push(testArray[i]); |
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52 } |
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53 |
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54 for (i = 0; i < elements.length; i++) splicedArray.push(elements[i]); |
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55 |
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56 for (i = adjustedFirst + adjustedLen; i < testArray.length; i++) |
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57 splicedArray.push(testArray[i]); |
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58 |
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59 return removedArray; |
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60 } |
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61 |
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62 function exhaustiveSpliceTest(testname, testArray) |
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63 { |
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64 var errorMessage; |
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65 var passed = true; |
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66 var reason = ""; |
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67 |
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68 for (var first = -(testArray.length+2); first <= 2 + testArray.length; first++) |
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69 { |
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70 var actualSpliced = []; |
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71 var expectedSpliced = []; |
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72 var actualRemoved = []; |
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73 var expectedRemoved = []; |
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74 |
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75 for (var len = 0; len < testArray.length + 2; len++) |
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76 { |
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77 actualSpliced = []; |
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78 expectedSpliced = []; |
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79 |
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80 for (var i = 0; i < testArray.length; ++i) |
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81 actualSpliced.push(testArray[i]); |
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82 |
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83 actualRemoved = actualSpliced.splice(first,len); |
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84 expectedRemoved = mySplice(testArray,expectedSpliced,first,len,[]); |
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85 |
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86 var adjustedFirst = first; |
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87 if (adjustedFirst < 0) adjustedFirst = testArray.length + first; |
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88 if (adjustedFirst < 0) adjustedFirst = 0; |
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89 |
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90 if ( (String(actualSpliced) != String(expectedSpliced)) |
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91 ||(String(actualRemoved) != String(expectedRemoved))) |
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92 { |
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93 if ( (String(actualSpliced) == String(expectedSpliced)) |
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94 &&(String(actualRemoved) != String(expectedRemoved)) ) |
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95 { |
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96 if ( (expectedRemoved.length == 1) |
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97 &&(String(actualRemoved) == String(expectedRemoved[0]))) continue; |
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98 if ( expectedRemoved.length == 0 && actualRemoved == void 0) continue; |
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99 } |
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100 |
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101 errorMessage = |
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102 "ERROR: 'TEST FAILED'\n" + |
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103 " test: " + "a.splice(" + first + "," + len + ",-97,new String('test arg'),[],9.8)\n" + |
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104 " a: " + String(testArray) + "\n" + |
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105 " actual spliced: " + String(actualSpliced) + "\n" + |
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106 " expected spliced: " + String(expectedSpliced) + "\n" + |
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107 " actual removed: " + String(actualRemoved) + "\n" + |
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108 " expected removed: " + String(expectedRemoved) + "\n"; |
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109 writeHeaderToLog(errorMessage); |
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110 reason = reason + errorMessage; |
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111 passed = false; |
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112 } |
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113 } |
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114 } |
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115 var testcase = new TestCase( SECTION, testname, true, passed); |
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116 if (!passed) |
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117 testcase.reason = reason; |
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118 return testcase; |
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119 } |