153 lines
4.9 KiB
JavaScript
153 lines
4.9 KiB
JavaScript
import {
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AsyncTestCompleter,
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beforeEach,
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beforeEachBindings,
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ddescribe,
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xdescribe,
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describe,
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el,
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expect,
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iit,
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inject,
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it,
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xit,
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} from 'angular2/test_lib';
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import {StringMapWrapper} from 'angular2/src/facade/collection';
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import {View} from 'angular2/src/core/annotations_impl/view';
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import {Component} from 'angular2/src/core/annotations_impl/annotations';
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import {TestBed} from 'angular2/src/test_lib/test_bed';
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import {CSSClass} from 'angular2/src/directives/class';
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export function main() {
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describe('binding to CSS class list', () => {
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it('should add classes specified in an object literal',
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inject([TestBed, AsyncTestCompleter], (tb, async) => {
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var template = '<div [class]="{foo: true, bar: false}"></div>';
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tb.createView(TestComponent, {html: template}).then((view) => {
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view.detectChanges();
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expect(view.rootNodes[0].className).toEqual('ng-binding foo');
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async.done();
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});
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}));
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it('should add and remove classes based on changes in object literal values',
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inject([TestBed, AsyncTestCompleter], (tb, async) => {
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var template = '<div [class]="{foo: condition, bar: !condition}"></div>';
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tb.createView(TestComponent, {html: template}).then((view) => {
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view.detectChanges();
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expect(view.rootNodes[0].className).toEqual('ng-binding foo');
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view.context.condition = false;
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view.detectChanges();
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expect(view.rootNodes[0].className).toEqual('ng-binding bar');
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async.done();
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});
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}));
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it('should add and remove classes based on changes to the expression object',
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inject([TestBed, AsyncTestCompleter], (tb, async) => {
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var template = '<div [class]="expr"></div>';
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tb.createView(TestComponent, {html: template}).then((view) => {
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view.detectChanges();
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expect(view.rootNodes[0].className).toEqual('ng-binding foo');
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StringMapWrapper.set(view.context.expr, 'bar', true);
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view.detectChanges();
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expect(view.rootNodes[0].className).toEqual('ng-binding foo bar');
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StringMapWrapper.set(view.context.expr, 'baz', true);
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view.detectChanges();
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expect(view.rootNodes[0].className).toEqual('ng-binding foo bar baz');
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StringMapWrapper.delete(view.context.expr, 'bar');
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view.detectChanges();
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expect(view.rootNodes[0].className).toEqual('ng-binding foo baz');
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async.done();
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});
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}));
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it('should retain existing classes when expression evaluates to null',
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inject([TestBed, AsyncTestCompleter], (tb, async) => {
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var template = '<div [class]="expr"></div>';
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tb.createView(TestComponent, {html: template}).then((view) => {
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view.detectChanges();
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expect(view.rootNodes[0].className).toEqual('ng-binding foo');
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view.context.expr = null;
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view.detectChanges();
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expect(view.rootNodes[0].className).toEqual('ng-binding foo');
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view.context.expr = {'foo': false, 'bar': true};
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view.detectChanges();
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expect(view.rootNodes[0].className).toEqual('ng-binding bar');
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async.done();
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});
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}));
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it('should co-operate with the class attribute',
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inject([TestBed, AsyncTestCompleter], (tb, async) => {
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var template = '<div [class]="expr" class="init foo"></div>';
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tb.createView(TestComponent, {html: template}).then((view) => {
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StringMapWrapper.set(view.context.expr, 'bar', true);
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view.detectChanges();
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expect(view.rootNodes[0].className).toEqual('init foo ng-binding bar');
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StringMapWrapper.set(view.context.expr, 'foo', false);
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view.detectChanges();
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expect(view.rootNodes[0].className).toEqual('init ng-binding bar');
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async.done();
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});
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}));
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it('should co-operate with the class attribute and class.name binding',
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inject([TestBed, AsyncTestCompleter], (tb, async) => {
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var template = '<div class="init foo" [class]="expr" [class.baz]="condition"></div>';
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tb.createView(TestComponent, {html: template}).then((view) => {
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view.detectChanges();
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expect(view.rootNodes[0].className).toEqual('init foo ng-binding baz');
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StringMapWrapper.set(view.context.expr, 'bar', true);
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view.detectChanges();
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expect(view.rootNodes[0].className).toEqual('init foo ng-binding baz bar');
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StringMapWrapper.set(view.context.expr, 'foo', false);
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view.detectChanges();
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expect(view.rootNodes[0].className).toEqual('init ng-binding baz bar');
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view.context.condition = false;
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view.detectChanges();
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expect(view.rootNodes[0].className).toEqual('init ng-binding bar');
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async.done();
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});
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}));
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})
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}
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@Component({selector: 'test-cmp'})
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@View({directives: [CSSClass]})
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class TestComponent {
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condition:boolean;
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expr;
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constructor() {
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this.condition = true;
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this.expr = {'foo': true, 'bar': false};
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}
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}
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