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