openmct/platform/framework/test/resolve/ExtensionResolverSpec.js
2014-11-06 19:20:51 -08:00

92 lines
3.2 KiB
JavaScript

/*global define,Promise,describe,it,expect,beforeEach,jasmine,waitsFor,runs*/
/**
* ExtensionResolverSpec. Created by vwoeltje on 11/6/14.
*/
define(
["../../src/resolve/ExtensionResolver", "../../src/load/Bundle"],
function (ExtensionResolver, Bundle) {
"use strict";
describe("", function () {
var mockLoader,
mockLog,
resolver;
// Test implementation, to load from the mock loader
function Constructor() { return { someKey: "some 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");
});
});
});
}
);