diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/for-of/iterator-next-result-done-attr.js')
-rw-r--r-- | js/src/tests/test262/language/statements/for-of/iterator-next-result-done-attr.js | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for-of/iterator-next-result-done-attr.js b/js/src/tests/test262/language/statements/for-of/iterator-next-result-done-attr.js new file mode 100644 index 0000000000..415e5997e2 --- /dev/null +++ b/js/src/tests/test262/language/statements/for-of/iterator-next-result-done-attr.js @@ -0,0 +1,132 @@ +// Copyright (C) 2013 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +es6id: 7.4.3 +description: > + The `done` value of iteration result objects should be interpreted as + incomplete as per `ToBoolean` (7.1.2). +features: [Symbol.iterator] +---*/ + +var iterable = {}; +var i, firstIterResult; + +iterable[Symbol.iterator] = function() { + var finalIterResult = { value: null, done: true }; + var nextIterResult = firstIterResult; + + return { + next: function() { + var iterResult = nextIterResult; + + nextIterResult = finalIterResult; + + return iterResult; + } + }; +}; + +firstIterResult = { value: null, done: undefined }; +i = 0; +for (var x of iterable) { + i++; +} +assert.sameValue(i, 1); + +firstIterResult = { value: null }; +i = 0; +for (var x of iterable) { + i++; +} +assert.sameValue(i, 1); + +firstIterResult = { value: null, done: null }; +i = 0; +for (var x of iterable) { + i++; +} +assert.sameValue(i, 1); + +firstIterResult = { value: null, done: false }; +i = 0; +for (var x of iterable) { + i++; +} +assert.sameValue(i, 1); + +firstIterResult = { value: null, done: true }; +i = 0; +for (var x of iterable) { + i++; +} +assert.sameValue(i, 0); + +firstIterResult = { value: null, done: 1 }; +i = 0; +for (var x of iterable) { + i++; +} +assert.sameValue(i, 0); + +firstIterResult = { value: null, done: 0 }; +i = 0; +for (var x of iterable) { + i++; +} +assert.sameValue(i, 1); + +firstIterResult = { value: null, done: -0 }; +i = 0; +for (var x of iterable) { + i++; +} +assert.sameValue(i, 1); + +firstIterResult = { value: null, done: NaN }; +i = 0; +for (var x of iterable) { + i++; +} +assert.sameValue(i, 1); + +firstIterResult = { value: null, done: '' }; +i = 0; +for (var x of iterable) { + i++; +} +assert.sameValue(i, 1); + +firstIterResult = { value: null, done: '0' }; +i = 0; +for (var x of iterable) { + i++; +} +assert.sameValue(i, 0); + +firstIterResult = { value: null, done: Symbol() }; +i = 0; +for (var x of iterable) { + i++; +} +assert.sameValue(i, 0); + +firstIterResult = { value: null, done: {} }; +i = 0; +for (var x of iterable) { + i++; +} +assert.sameValue(i, 0); + +firstIterResult = { value: null }; +Object.defineProperty(firstIterResult, 'done', { + get: function() { + return true; + } +}); +i = 0; +for (var x of iterable) { + i++; +} +assert.sameValue(i, 0); + +reportCompare(0, 0); |