openmct/platform/framework/test/resolve/ExtensionResolverSpec.js

154 lines
5.9 KiB
JavaScript

/*****************************************************************************
* Open MCT, Copyright (c) 2014-2016, United States Government
* as represented by the Administrator of the National Aeronautics and Space
* Administration. All rights reserved.
*
* Open MCT is licensed under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0.
*
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
* Open MCT includes source code licensed under additional open source
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*****************************************************************************/
/**
* ExtensionResolverSpec. Created by vwoeltje on 11/6/14.
*/
define(
["../../src/resolve/ExtensionResolver", "../../src/load/Bundle"],
function (ExtensionResolver, Bundle) {
describe("", function () {
var mockLoader,
mockLog,
resolver;
// Test implementation, to load from the mock loader
function Constructor() {
return { someKey: "some value" };
}
Constructor.someProperty = "some static value";
beforeEach(function () {
mockLoader = jasmine.createSpyObj("loader", ["load"]);
mockLog = jasmine.createSpyObj(
"$log",
["error", "warn", "info", "debug"]
);
mockLoader.load.andReturn(Promise.resolve(Constructor));
resolver = new ExtensionResolver(mockLoader, mockLog);
});
it("requests implementations from the implementation loader", function () {
var bundle = new Bundle("w", {
sources: "x",
extensions: { tests: [{ implementation: "y/z.js" }] }
}),
extension = bundle.getExtensions("tests")[0],
result;
resolver.resolve(extension).then(function (v) {
result = v;
});
waitsFor(
function () {
return result !== undefined;
},
"promise resolution",
250
);
runs(function () {
// Verify that the right file was requested
expect(mockLoader.load).toHaveBeenCalledWith("w/x/y/z.js");
// We should have resolved to the constructor from above
expect(typeof result).toEqual('function');
expect(result().someKey).toEqual("some value");
});
});
it("issues a warning and defaults to plain definition if load fails", function () {
var bundle = new Bundle("w", {
sources: "x",
extensions: { tests: [{
someOtherKey: "some other value",
implementation: "y/z.js"
}] }
}),
extension = bundle.getExtensions("tests")[0],
result;
mockLoader.load.andReturn(Promise.reject(new Error("test error")));
resolver.resolve(extension).then(function (v) {
result = v;
});
waitsFor(
function () {
return result !== undefined;
},
"promise resolution",
250
);
runs(function () {
// Should have gotten a warning
expect(mockLog.warn).toHaveBeenCalled();
// We should have resolved to the plain definition from above
expect(typeof result).not.toEqual('function');
expect(result.someOtherKey).toEqual("some other value");
});
});
it("ensures implementation properties are exposed", function () {
var bundle = new Bundle("w", {
sources: "x",
extensions: { tests: [{ implementation: "y/z.js" }] }
}),
extension = bundle.getExtensions("tests")[0],
result;
resolver.resolve(extension).then(function (v) {
result = v;
});
waitsFor(
function () {
return result !== undefined;
},
"promise resolution",
250
);
runs(function () {
// Verify that the right file was requested
expect(mockLoader.load).toHaveBeenCalledWith("w/x/y/z.js");
// We should have resolved to the constructor from above
expect(typeof result).toEqual('function');
expect(result().someKey).toEqual("some value");
expect(result.someProperty).toEqual("some static value");
});
});
});
}
);