angular2-infinite-scroll/src/position-resolver.spec.js

"use strict";
var position_resolver_1 = require('./position-resolver');
var axis_resolver_1 = require('./axis-resolver');
var core_1 = require('@angular/core');
describe('Position Resolver', function () {
    var mockedElement;
    var mockedContainer;
    var createMockDom = function () {
        var container = document.createElement('section');
        container.setAttribute('style', 'height: 500px; overflow-y: scroll');
        var el = document.createElement('div');
        el.setAttribute('style', 'height: 1000px;');
        container.appendChild(el);
        mockedElement = new core_1.ElementRef(el);
        mockedContainer = new core_1.ElementRef(container);
        return { element: mockedElement, container: mockedContainer };
    };
    var createPositionResolver = function (element, container) {
        var options = {
            windowElement: element,
            horizontal: true
        };
        var axis = new axis_resolver_1.AxisResolver();
        return new position_resolver_1.PositionResolver(axis, options);
    };
    beforeEach(function () {
    });
    it('should create an instance of position resolver', function () {
        var mockDom = createMockDom();
        var actual = createPositionResolver(mockDom.element, mockDom.container);
        expect(actual).toBeDefined();
    });
    it('should calculate points', function () {
        var mockDom = createMockDom();
        var service = createPositionResolver(mockDom.element, mockDom.container);
        var actual = service.calculatePoints(mockDom.element);
        expect(actual).toBeDefined();
    });
    describe('creating instance for non-window element', function () {
        var service;
        describe('when nativeElement is present', function () {
            beforeEach(function () {
                var mockDom = createMockDom();
                service = createPositionResolver(mockDom.element, mockDom.container);
            });
            it('should use container as nativeElement', function () {
                expect(service.container instanceof HTMLDivElement).toBeTruthy();
            });
        });
        describe('when nativeElement is not present', function () {
            beforeEach(function () {
                var mockDom = createMockDom();
                service = createPositionResolver(mockDom.element, mockDom.container.nativeElement);
            });
            it('should use container as nativeElement', function () {
                expect(service.container instanceof HTMLDivElement).toBeTruthy();
            });
        });
    });
});
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