67 lines
3.7 KiB
Plaintext
67 lines
3.7 KiB
Plaintext
Tests for Array.prototype.find
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On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
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PASS Array.prototype.find.length is 1
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PASS Array.prototype.find.name is 'find'
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PASS [undefined, 0, null, false, ''].find(passUndefined) is undefined
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PASS [undefined, 0, null, false, ''].find(passZero) is 0
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PASS [undefined, 0, null, false, ''].find(passNull) is null
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PASS [undefined, 0, null, false, ''].find(passFalse) is false
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PASS [undefined, 0, null, false, ''].find(passEmptyString) is ''
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PASS [0, null, false, ''].find(passUndefined) is undefined
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PASS [undefined, 0, false, ''].find(passNull) is undefined
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PASS [undefined, 0, null, ''].find(passFalse) is undefined
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PASS [undefined, 0, null, false].find(passEmptyString) is undefined
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PASS [undefined, null, false, ''].find(passZero) is undefined
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Array with holes
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PASS (new Array(20)).find(passUndefined) is undefined
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PASS arrayWithHoles.find(passUndefined) is undefined
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PASS arrayWithHoles.find(passZero) is 0
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PASS arrayWithHoles.find(passNull) is null
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PASS arrayWithHoles.find(passFalse) is false
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PASS arrayWithHoles.find(passEmptyString) is ''
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Generic Object
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PASS toObject([undefined, 0, null, false, '']).find(passUndefined) is undefined
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PASS toObject([undefined, 0, null, false, '']).find(passZero) is 0
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PASS toObject([undefined, 0, null, false, '']).find(passNull) is null
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PASS toObject([undefined, 0, null, false, '']).find(passFalse) is false
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PASS toObject([undefined, 0, null, false, '']).find(passEmptyString) is ''
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PASS toObject([0, null, false, '']).find(passUndefined) is undefined
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PASS toObject([undefined, 0, false, '']).find(passNull) is undefined
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PASS toObject([undefined, 0, null, '']).find(passFalse) is undefined
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PASS toObject([undefined, 0, null, false]).find(passEmptyString) is undefined
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PASS toObject([undefined, null, false, '']).find(passZero) is undefined
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PASS toObject(new Array(20)).find(passUndefined) is undefined
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Array-like object with invalid lengths
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PASS var obj = { 0: 1, 1: 2, 2: 3, length: 0 }; Array.prototype.find.call(obj, throwError) is undefined.
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PASS var obj = { 0: 1, 1: 2, 2: 3, length: -0 }; Array.prototype.find.call(obj, throwError) is undefined.
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PASS var obj = { 0: 1, 1: 2, 2: 3, length: -3 }; Array.prototype.find.call(obj, throwError) is undefined.
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Modification during search
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PASS [0,1,2,3,4,5,6,7,8,9].find(findItemAddedDuringSearch) is undefined
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PASS [0,1,2,3,4,5,6,7,8,9].find(findItemRemovedDuringSearch) is undefined
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Exceptions
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PASS Array.prototype.find.call(undefined, function() {}) threw exception TypeError: Array.prototype.find requires that |this| not be null or undefined.
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PASS Array.prototype.find.call(null, function() {}) threw exception TypeError: Array.prototype.find requires that |this| not be null or undefined.
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PASS [].find(1) threw exception TypeError: Array.prototype.find callback must be a function.
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PASS [].find('hello') threw exception TypeError: Array.prototype.find callback must be a function.
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PASS [].find([]) threw exception TypeError: Array.prototype.find callback must be a function.
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PASS [].find({}) threw exception TypeError: Array.prototype.find callback must be a function.
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PASS [].find(null) threw exception TypeError: Array.prototype.find callback must be a function.
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PASS [].find(undefined) threw exception TypeError: Array.prototype.find callback must be a function.
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Callbacks in the expected order and *not* skipping holes
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find callback called with index 0
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find callback called with index 1
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find callback called with index 2
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find callback called with index 3
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find callback called with index 4
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find callback called with index 5
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find callback called with index 6
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find callback called with index 7
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PASS numberOfCallbacksInFindInArrayWithHoles() is 8
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PASS successfullyParsed is true
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TEST COMPLETE
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