47 lines
1.4 KiB
JavaScript
47 lines
1.4 KiB
JavaScript
/**
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* @license
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* Copyright (C) 2017 The Android Open Source Project
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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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*/
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import '../test/common-test-setup-karma.js';
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import {asyncForeach} from './async-util.js';
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suite('async-util tests', () => {
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test('loops over each item', () => {
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const fn = sinon.stub().returns(Promise.resolve());
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return asyncForeach([1, 2, 3], fn)
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.then(() => {
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assert.isTrue(fn.calledThrice);
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assert.equal(fn.getCall(0).args[0], 1);
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assert.equal(fn.getCall(1).args[0], 2);
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assert.equal(fn.getCall(2).args[0], 3);
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});
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});
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test('halts on stop condition', () => {
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const stub = sinon.stub();
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const fn = (e, stop) => {
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stub(e);
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stop();
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return Promise.resolve();
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};
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return asyncForeach([1, 2, 3], fn)
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.then(() => {
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assert.isTrue(stub.calledOnce);
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assert.equal(stub.lastCall.args[0], 1);
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});
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});
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});
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