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https://github.com/tc39/test262.git
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d9ddf80479
This reverts commit b690cb67be9b487eb10156c03e2c00869e88cc9d, reversing changes made to 50dd431dffe5cf86e9064a652d6b01dbbe542cf0. This is necessary because the reverted changeset reduced coverage by an unknown extent.
43 lines
929 B
JavaScript
43 lines
929 B
JavaScript
// Copyright (C) 2015 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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es6id: 23.1.1.1
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description: >
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new Map calls `set` for each item on the iterable argument in order.
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info: |
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Map ( [ iterable ] )
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...
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9. Repeat
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...
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k. Let status be Call(adder, map, «k.[[value]], v.[[value]]»).
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...
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includes: [compareArray.js]
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---*/
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var mapSet = Map.prototype.set;
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var counter = 0;
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var iterable = [
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["foo", 1],
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["bar", 2]
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];
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var results = [];
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var _this = [];
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Map.prototype.set = function(k, v) {
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counter++;
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results.push([k, v]);
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_this.push(this);
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mapSet.call(this, k, v);
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};
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var map = new Map(iterable);
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assert.sameValue(counter, 2, "`Map.prototype.set` called twice.");
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assert(compareArray(results[0], iterable[0]));
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assert(compareArray(results[1], iterable[1]));
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assert.sameValue(_this[0], map);
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assert.sameValue(_this[1], map);
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