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https://github.com/jerryscript-project/jerryscript.git
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bfc495f0cb
The patch also revealed a minor issue about Map[Symbol.iterator] which have been fixed as well. Co-authored-by: Daniella Barsony bella@inf.u-szeged.hu JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
125 lines
3.1 KiB
JavaScript
125 lines
3.1 KiB
JavaScript
// Copyright JS Foundation and other contributors, http://js.foundation
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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var methods = ['entries', 'keys', 'values', Symbol.iterator];
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methods.forEach(function (method) {
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try {
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Map.prototype[method].call(5);
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assert(false);
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} catch (e) {
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assert(e instanceof TypeError);
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}
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});
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methods.forEach(function (method) {
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try {
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Map.prototype[method].call({});
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assert(false);
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} catch (e) {
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assert(e instanceof TypeError);
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}
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});
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var m = new Map([{0: '0', 1: 0},
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{0: '1', 1: 1},
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{0: '2', 1: 2},
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{0: '3', 1: 3},
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{0: '4', 1: 4},
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{0: '5', 1: 5},
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{0: '6', 1: 6}]);
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methods.forEach(function(method) {
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assert(m[method]().toString() === '[object Map Iterator]');
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});
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methods.forEach(function (method) {
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try {
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m[method].next.call(5);
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assert(false);
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} catch (e) {
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assert(e instanceof TypeError);
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}
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});
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methods.forEach(function (method) {
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try {
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m[method].next.call({});
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assert(false);
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} catch (e) {
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assert(e instanceof TypeError);
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}
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});
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var entryIterators = [m.entries(), m[Symbol.iterator]()];
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var keyIterator = m.keys();
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var valueIterator = m.values();
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var elementCount = m.size;
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for (var i = 0; i < elementCount; i++) {
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entryIterators.forEach(function(element) {
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var next = element.next();
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assert(next.done === false);
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assert(next.value[0] === '' + i);
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assert(next.value[1] === i);
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});
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var next = keyIterator.next();
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assert(next.done === false);
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assert(next.value === '' + i);
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var next = valueIterator.next();
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assert(next.done === false);
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assert(next.value === i);
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}
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entryIterators.forEach(function(element) {
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var next = element.next();
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assert(next.done === true);
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assert(next.value === undefined);
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});
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var next = keyIterator.next();
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assert(next.done === true);
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assert(next.value === undefined);
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next = valueIterator.next();
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assert(next.done === true);
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assert(next.value === undefined);
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var entryIterators = [m.entries(), m[Symbol.iterator]()];
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var keyIterator = m.keys();
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var valueIterator = m.values();
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var elementCount = m.size;
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for (var i = 0; i < elementCount; i++) {
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entryIterators.forEach(function(element) {
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var next = element.next();
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assert(next.done === false);
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assert(next.value[0] === '' + i);
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assert(next.value[1] === i);
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});
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var next = keyIterator.next();
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assert(next.done === false);
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assert(next.value === '' + i);
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var next = valueIterator.next();
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assert(next.done === false);
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assert(next.value === i);
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m.delete('' + i);
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}
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assert(m.size === 0);
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