$httpBackend DRY - Jasmine

auth.spec.js

describe('Authentication Service', function() {
	beforeEach(module('app'));
	beforeEach(module('stateMock'));

	var $httpBackend, $state, srvc;
	var checkHandler;
	var guestHandler;
	var dataHandler;
	var loginHandler;

	var data = {
		username: 'blabla',
		password: 'blabla'
	};

	beforeEach(inject(function(_$httpBackend_, AuthSrvc, _$state_) {
		$httpBackend = _$httpBackend_;
		srvc = AuthSrvc;
		$state = _$state_;

		$state.expectTransitionTo('main');

		checkHandler = $httpBackend.whenGET('/api/auth/check');
		guestHandler = $httpBackend.whenGET('/api/auth/guest');
		// dataHandler = $httpBackend.whenGET('/api/auth/data');
		// loginHandler = $httpBackend.whenGET('/api/auth/login');
	}));

	afterEach (function () {
		$httpBackend.verifyNoOutstandingExpectation ();
		$httpBackend.verifyNoOutstandingRequest ();
	});
	
	describe("Query", function() {
		it("should request to server if session is authenticated", function () {
			checkHandler.respond(200, { status: true });

			$httpBackend.expectGET('/api/auth/check');

			srvc.query.check();

			$httpBackend.flush();

			// expect(srvc.status).toBeTruthy();
			// promise.then(function () {
			// 	// expect(srvc.status).toBe(true);
			// });
			// expect(srvc.status).toEqual(true);
		});

		it("should request to server if session is guest", function () {
			guestHandler.respond({ status: false });
			$httpBackend.expectGET('/api/auth/guest')

			srvc.query.guest();

			$httpBackend.flush();
			// expect(srvc.status).toBe(false);
		});

		it("should fetch auth data", function () {
			$httpBackend.expectGET('/api/auth/data')
				.respond(200, {
					status: true
				});

			srvc.query.data();
			$httpBackend.flush();
		});
	});
});