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-rw-r--r--js/src/tests/test262/built-ins/Array/from/iter-set-elem-prop.js60
1 files changed, 60 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/from/iter-set-elem-prop.js b/js/src/tests/test262/built-ins/Array/from/iter-set-elem-prop.js
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+++ b/js/src/tests/test262/built-ins/Array/from/iter-set-elem-prop.js
@@ -0,0 +1,60 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-array.from
+description: Setting property on result value (traversed via iterator)
+info: |
+ [...]
+ 6. If usingIterator is not undefined, then
+ [...]
+ g. Repeat
+ [...]
+ ix. Let defineStatus be CreateDataPropertyOrThrow(A, Pk,
+ mappedValue).
+features: [Symbol.iterator]
+---*/
+
+var items = {};
+var firstIterResult = {
+ done: false,
+ value: {}
+};
+var secondIterResult = {
+ done: false,
+ value: {}
+};
+var thirdIterResult = {
+ done: true,
+ value: {}
+};
+var nextIterResult = firstIterResult;
+var nextNextIterResult = secondIterResult;
+var result;
+
+items[Symbol.iterator] = function() {
+ return {
+ next: function() {
+ var result = nextIterResult;
+
+ nextIterResult = nextNextIterResult;
+ nextNextIterResult = thirdIterResult;
+
+ return result;
+ }
+ };
+};
+
+result = Array.from(items);
+
+assert.sameValue(
+ result[0],
+ firstIterResult.value,
+ 'The value of result[0] is expected to equal the value of firstIterResult.value'
+);
+assert.sameValue(
+ result[1],
+ secondIterResult.value,
+ 'The value of result[1] is expected to equal the value of secondIterResult.value'
+);
+
+reportCompare(0, 0);