120 lines
5.0 KiB
JavaScript
120 lines
5.0 KiB
JavaScript
/*****************************************************************************
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* Open MCT, Copyright (c) 2014-2018, 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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* ExtensionRegistrarSpec. Created by vwoeltje on 11/6/14.
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*/
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define(
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["../../src/register/ExtensionRegistrar"],
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function (ExtensionRegistrar) {
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describe("The extension registrar", function () {
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var mockApp,
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mockLog,
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mockSorter,
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customRegistrars,
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registrar;
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beforeEach(function () {
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mockApp = jasmine.createSpyObj("app", ["factory"]);
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mockLog = jasmine.createSpyObj("$log", ["error", "warn", "debug", "info"]);
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mockSorter = jasmine.createSpyObj("sorter", ["sort"]);
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customRegistrars = {};
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mockSorter.sort.andCallFake(function (v) {
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return v;
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});
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registrar = new ExtensionRegistrar(
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mockApp,
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customRegistrars,
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mockSorter,
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mockLog
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);
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});
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it("registers extensions using the factory", function () {
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registrar.registerExtensions({ things: [{}] });
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expect(mockApp.factory).toHaveBeenCalled();
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});
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it("registers extensions with square brackets, as arrays", function () {
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var callbacks = {};
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mockApp.factory.andCallFake(function (name, value) {
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callbacks[name] = value[value.length - 1];
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});
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registrar.registerExtensions({ things: [{}] });
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expect(callbacks["things[]"]).toBeDefined();
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// Verify dependency echo behavior
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expect(callbacks["things[]"]("a", "b", "c")).toEqual(["a", "b", "c"]);
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});
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it("warns if multiple registrations are made for the same category of extension", function () {
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registrar.registerExtensions({ things: [{}] });
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expect(mockLog.warn).not.toHaveBeenCalled();
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registrar.registerExtensions({ things: [{}] });
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expect(mockLog.warn).toHaveBeenCalled();
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});
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it("registers empty extension categories when they are needed", function () {
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var lengths = {};
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mockApp.factory.andCallFake(function (name, value) {
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lengths[name] = value.length;
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});
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// Nobody has registered tests[], but it looks like an extension dependency,
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// so register it as an empty array.
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registrar.registerExtensions({ things: [{ depends: ["tests[]", "other"] }] });
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expect(lengths["tests[]"]).toEqual(1);
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expect(lengths.other).toBeUndefined();
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});
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it("invokes custom registrars (not app.factory) when available", function () {
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customRegistrars.things = jasmine.createSpy("things");
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registrar.registerExtensions({ things: [{}] });
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expect(mockApp.factory).not.toHaveBeenCalled();
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expect(customRegistrars.things).toHaveBeenCalled();
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});
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it("sorts extensions before registering", function () {
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// Some extension definitions to sort
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var a = { a: 'a' }, b = { b: 'b' }, c = { c: 'c' };
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// Fake sorting; just reverse the array
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mockSorter.sort.andCallFake(function (v) {
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return v.reverse();
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});
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// Register the extensions
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registrar.registerExtensions({ things: [a, b, c] });
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// Verify registration interactions occurred in reverse-order
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[c, b, a].forEach(function (extension, index) {
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expect(mockApp.factory.calls[index].args[1][0]())
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.toEqual(extension);
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});
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});
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});
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}
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);
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