JLBoor/generator-jlb-angular

describe('The components.filterable module, ', function () {

    var $rootScope;

    beforeEach(module('components.filterable'));


    describe('has a restConfigService that', function () {

        var pageable;
        var filterableService;
        var filterableConstants;
        var restService;
        var expectedList = 'dataSet';
        var expectedTotalElements = 10;
        var expectedMetadata = {totalElements: expectedTotalElements};

        var expectedResponse = {elements: expectedList, _metadata: expectedMetadata};
        beforeEach(inject(function(_filterableService_, _filterableConstants_, _$rootScope_, _$q_) {
            filterableService = _filterableService_;
            filterableConstants = _filterableConstants_;
            $rootScope = _$rootScope_;

            restService = jasmine.createSpyObj('restService', ['list']);
            restService.list.andReturn(_$q_.when(expectedResponse));
        }));

        it('can create a filterable object with the appropriate default values', function() {

            pageable = filterableService.makeFilterable(restService);

            expect(pageable.pageNumber).toBe(1);
            expect(pageable.pageSize).toBe(filterableConstants.pageSize);
            expect(pageable.restService).toBe(restService);
        });

        it('knows how to create a query for filtering', function() {

            pageable = filterableService.makeFilterable(restService);

            pageable.pageNumber = 5;
            pageable.pageSize = 8;
            var orderBy = "lastName";
            pageable.setOrderByProperty(orderBy);
            var clientName = "clientName";
            pageable.filterParamns.name = clientName;

            var expectedParamns = {
                _pageNumber: pageable.pageNumber,
                _pageSize: pageable.pageSize,
                _orderBy: orderBy,
                name: clientName
            };
            expect(pageable.toQuery()).toEqual(expectedParamns);
        });

        it('should request the right page on filter', function() {

            pageable = filterableService.makeFilterable(restService);

            pageable.filter(7).then(function() {
                expect(pageable.pageNumber).toBe(7);
                expect(pageable.data).toBe(expectedList);
                expect(pageable.totalElements).toBe(expectedTotalElements);
                expect(restService.list).toHaveBeenCalledWith(pageable.toQuery());
            });

            $rootScope.$apply();
        });

        it('should stay on the same page when no page is provided', function() {

            pageable = filterableService.makeFilterable(restService);
            pageable.pageNumber = 3;

            pageable.filter().then(function() {
                expect(pageable.pageNumber).toBe(3);
                expect(pageable.data).toBe(expectedList);
                expect(restService.list).toHaveBeenCalledWith(pageable.toQuery());
            });

            $rootScope.$apply();
        });
    });

});