sinon testing

test.js

describe.skip('handler only', function() {
	// this suite of tests will show database mocking. if you don't want to mock the database, you will have to
	// use mf-test-helpers to setup the data you want before running the test (what we've always done)

	it('calls the route handler directly with mocked data', function(done) {
		// stub dependencies

		// stub mfData.query
		var queryStub = sinon.stub(mfData.db, 'query');
		// removeSnapshotForCoursesNoLongerInSeries
		queryStub.onCall(0).callsArg(2);
		// getSeriesCoursesCourseStates
		queryStub.onCall(1).callsArgWith(2, null, fixtures.getSeriesCoursesCourseStates);
		// updateSeriesCourseStates
		queryStub.onCall(2).callsArg(2);
		// removeCertificatesForNonCompletedTrainees
		queryStub.onCall(3).callsArg(2);

		// mfData.repositories.filterUsers
		var filterUsersStub = sinon.stub(mfData.repositories, 'filterUsers')
			.yields(null, [ 1 ]);

		// mfData.repositories.inviteTraineesToSeriesCourses
		var inviteTraineesToSeriesCoursesStub = sinon.stub(mfData.repositories, 'inviteTraineesToSeriesCourses')
			.yields();

		// mfData.repositories.updateSeriesCompletionDeadlines
		var updateCompletionDeadlineForSeriesStub = sinon.stub(mfData.repositories, 'updateCompletionDeadlineForSeries')
			.yields();

		// prepare input
		var time = Date.now();
		var request = {
			params: {
				clientDatestamp: time,
				seriesId: 1
			},
			payload: {
				traineeIds: [1],
				yammerRefIds: [123]
			},
			auth: {
				credentials: {
					accountId: 1,
					allowedGroups: [],
					userId: 1
				}
			}
		};

		// invoke handler
		route.handler(request, function(result) {
			// check expectations
			assert.notOk(result); // no result indicates status code 200

			// check calls were made to deps
			sinon.assert.callCount(queryStub, 4);
			sinon.assert.called(filterUsersStub);
			sinon.assert.called(inviteTraineesToSeriesCoursesStub);
			sinon.assert.called(updateCompletionDeadlineForSeriesStub);

			// check params were correct
			sinon.assert.calledWith(filterUsersStub, {
				accountId: 1,
				allowedGroups: [],
				userIds: [1]
			});

			sinon.assert.calledWith(inviteTraineesToSeriesCoursesStub, {
				accountId: 1,
				seriesId: 1,
				traineeIds: [1],
				userId: 1,
				yammerRefIds: [123]
			});

			sinon.assert.calledWith(updateCompletionDeadlineForSeriesStub, {
				clientDatestamp: time,
				seriesId: 1,
				traineeIds: [1]
			});

			// cleanup stubs
			queryStub.restore();
			filterUsersStub.restore();
			inviteTraineesToSeriesCoursesStub.restore();
			updateCompletionDeadlineForSeriesStub.restore();

			done();
		});
	});

});