67 lines
2.4 KiB
JavaScript
67 lines
2.4 KiB
JavaScript
/*global define,Promise,describe,it,expect,beforeEach,waitsFor,jasmine*/
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/**
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* MutationCapabilitySpec. Created by vwoeltje on 11/6/14.
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*/
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define(
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["../../src/capabilities/MutationCapability"],
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function (MutationCapability) {
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"use strict";
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describe("The mutation capability", function () {
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var testModel,
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mockNow,
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domainObject = { getModel: function () { return testModel; } },
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mutation;
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beforeEach(function () {
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testModel = { number: 6 };
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mockNow = jasmine.createSpy('now');
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mockNow.andReturn(12321);
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mutation = new MutationCapability(mockNow, domainObject);
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});
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it("allows mutation of a model", function () {
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mutation.invoke(function (m) {
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m.number = m.number * 7;
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});
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expect(testModel.number).toEqual(42);
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});
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it("allows setting a model", function () {
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mutation.invoke(function (m) {
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return { someKey: "some value" };
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});
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expect(testModel.number).toBeUndefined();
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expect(testModel.someKey).toEqual("some value");
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});
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it("allows model mutation to be aborted", function () {
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mutation.invoke(function (m) {
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m.number = m.number * 7;
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return false; // Should abort change
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});
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// Number should not have been changed
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expect(testModel.number).toEqual(6);
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});
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it("attaches a timestamp on mutation", function () {
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// Verify precondition
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expect(testModel.modified).toBeUndefined();
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mutation.invoke(function (m) {
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m.number = m.number * 7;
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});
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// Should have gotten a timestamp from 'now'
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expect(testModel.modified).toEqual(12321);
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});
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it("allows a timestamp to be provided", function () {
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mutation.invoke(function (m) {
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m.number = m.number * 7;
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}, 42);
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// Should have gotten a timestamp from 'now'
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expect(testModel.modified).toEqual(42);
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});
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});
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}
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); |