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114 lines
4.7 KiB
JavaScript
114 lines
4.7 KiB
JavaScript
/*****************************************************************************
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* Open MCT, Copyright (c) 2014-2017, 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 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 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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/**
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* MCTRepresentationSpec. Created by vwoeltje on 11/6/14.
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*/
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define(
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["../../src/controllers/ViewSwitcherController"],
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function (ViewSwitcherController) {
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describe("The view switcher controller", function () {
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var mockScope,
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mockTimeout,
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controller;
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beforeEach(function () {
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mockScope = jasmine.createSpyObj("$scope", ["$watch"]);
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mockTimeout = jasmine.createSpy("$timeout");
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mockTimeout.andCallFake(function (cb) {
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cb();
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});
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mockScope.ngModel = {};
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controller = new ViewSwitcherController(mockScope, mockTimeout);
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});
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it("watches for changes in applicable views", function () {
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// The view capability is used by associated
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// representations, so "view" in scope should always
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// be the list of applicable views. The view switcher
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// controller should be watching this.
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expect(mockScope.$watch).toHaveBeenCalledWith(
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"view",
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jasmine.any(Function)
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);
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});
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it("maintains the current selection when views change", function () {
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var views = [
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{ key: "a", name: "View A" },
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{ key: "b", name: "View B" },
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{ key: "c", name: "View C" },
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{ key: "d", name: "View D" }
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];
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mockScope.$watch.mostRecentCall.args[1](views);
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mockScope.ngModel.selected = views[1];
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// Change the set of applicable views
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mockScope.$watch.mostRecentCall.args[1]([
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{ key: "a", name: "View A" },
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{ key: "b", name: "View B" },
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{ key: "x", name: "View X" }
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]);
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// "b" is still in there, should remain selected
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expect(mockScope.ngModel.selected).toEqual(views[1]);
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});
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it("chooses a default if a selected view becomes inapplicable", function () {
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var views = [
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{ key: "a", name: "View A" },
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{ key: "b", name: "View B" },
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{ key: "c", name: "View C" },
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{ key: "d", name: "View D" }
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];
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mockScope.$watch.mostRecentCall.args[1](views);
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mockScope.ngModel.selected = views[1];
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// Change the set of applicable views
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mockScope.$watch.mostRecentCall.args[1]([
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{ key: "a", name: "View A" },
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{ key: "c", name: "View C" },
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{ key: "x", name: "View X" }
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]);
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// "b" is still in there, should remain selected
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expect(mockScope.ngModel.selected).not.toEqual(views[1]);
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});
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// Use of a timeout avoids infinite digest problems when deeply
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// nesting switcher-driven views (e.g. in a layout.) See WTD-689
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it("updates initial selection on a timeout", function () {
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// Verify precondition
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expect(mockTimeout).not.toHaveBeenCalled();
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// Invoke the watch for set of views
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mockScope.$watch.mostRecentCall.args[1]([]);
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// Should have run on a timeout
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expect(mockTimeout).toHaveBeenCalled();
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});
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});
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}
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);
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