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https://github.com/nasa/openmct.git
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102 lines
3.8 KiB
JavaScript
102 lines
3.8 KiB
JavaScript
/*****************************************************************************
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* Open MCT Web, Copyright (c) 2014-2015, United States Government
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* as represented by the Administrator of the National Aeronautics and Space
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* Administration. All rights reserved.
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*
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* Open MCT Web is licensed under the Apache License, Version 2.0 (the
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* "License"); 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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* 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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* Open MCT Web includes source code licensed under additional open source
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* licenses. See the Open Source Licenses file (LICENSES.md) included with
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* this source code distribution or the Licensing information page available
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* at runtime from the About dialog for additional information.
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*****************************************************************************/
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/*global define,describe,it,expect,beforeEach,jasmine,xit*/
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define(
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["../../src/directives/MCTBackgroundImage"],
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function (MCTBackgroundImage) {
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"use strict";
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describe("The mct-background-image directive", function () {
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var mockDocument,
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mockScope,
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mockElement,
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testImage,
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directive;
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beforeEach(function () {
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mockDocument = [
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jasmine.createSpyObj('document', ['createElement'])
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];
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mockScope = jasmine.createSpyObj('scope', ['$watch']);
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mockElement = jasmine.createSpyObj('element', [ 'css' ]);
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testImage = {};
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mockDocument[0].createElement.andReturn(testImage);
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directive = new MCTBackgroundImage(mockDocument);
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});
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it("is applicable as an attribute", function () {
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expect(directive.restrict).toEqual("A");
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});
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it("two-way-binds its own value", function () {
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expect(directive.scope.mctBackgroundImage).toEqual("=");
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});
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it("watches for changes to the URL", function () {
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directive.link(mockScope, mockElement, {});
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expect(mockScope.$watch).toHaveBeenCalledWith(
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'mctBackgroundImage',
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jasmine.any(Function)
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);
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});
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it("updates images in-order, even when they load out-of-order", function () {
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var firstOnload;
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directive.link(mockScope, mockElement);
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mockScope.$watch.mostRecentCall.args[1]("some/url/0");
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firstOnload = testImage.onload;
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mockScope.$watch.mostRecentCall.args[1]("some/url/1");
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// Resolve in a different order
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testImage.onload();
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firstOnload();
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// Should still have taken the more recent value
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expect(mockElement.css.mostRecentCall.args).toEqual([
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"background-image",
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"url('some/url/1')"
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]);
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});
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it("clears the background image when undefined is passed in", function () {
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directive.link(mockScope, mockElement);
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mockScope.$watch.mostRecentCall.args[1]("some/url/0");
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testImage.onload();
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mockScope.$watch.mostRecentCall.args[1](undefined);
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expect(mockElement.css.mostRecentCall.args).toEqual([
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"background-image",
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"none"
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]);
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});
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});
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}
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);
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