74 lines
2.8 KiB
TypeScript
74 lines
2.8 KiB
TypeScript
/**
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* @license
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* Copyright Google LLC All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {asElementData, asTextData, DebugContext, directiveDef, elementDef, NodeFlags, QueryValueType, Services, textDef} from '@angular/core/src/view/index';
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import {compViewDef, createAndGetRootNodes} from './helper';
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{
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describe('View Services', () => {
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describe('DebugContext', () => {
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class AComp {}
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class AService {}
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function createViewWithData() {
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const {view} = createAndGetRootNodes(compViewDef([
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elementDef(
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0, NodeFlags.None, null, null, 1, 'div', null, null, null, null,
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() => compViewDef([
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elementDef(
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0, NodeFlags.None, [['ref', QueryValueType.ElementRef]], null, 2, 'span'),
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directiveDef(1, NodeFlags.None, null, 0, AService, []), textDef(2, null, ['a'])
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])),
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directiveDef(1, NodeFlags.Component, null, 0, AComp, []),
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]));
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return view;
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}
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it('should provide data for elements', () => {
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const view = createViewWithData();
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const compView = asElementData(view, 0).componentView;
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const debugCtx = Services.createDebugContext(compView, 0);
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expect(debugCtx.componentRenderElement).toBe(asElementData(view, 0).renderElement);
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expect(debugCtx.renderNode).toBe(asElementData(compView, 0).renderElement);
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expect(debugCtx.injector.get(AComp)).toBe(compView.component);
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expect(debugCtx.component).toBe(compView.component);
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expect(debugCtx.context).toBe(compView.context);
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expect(debugCtx.providerTokens).toEqual([AService]);
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expect(debugCtx.references['ref'].nativeElement)
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.toBe(asElementData(compView, 0).renderElement);
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});
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it('should provide data for text nodes', () => {
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const view = createViewWithData();
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const compView = asElementData(view, 0).componentView;
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const debugCtx = Services.createDebugContext(compView, 2);
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expect(debugCtx.componentRenderElement).toBe(asElementData(view, 0).renderElement);
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expect(debugCtx.renderNode).toBe(asTextData(compView, 2).renderText);
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expect(debugCtx.injector.get(AComp)).toBe(compView.component);
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expect(debugCtx.component).toBe(compView.component);
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expect(debugCtx.context).toBe(compView.context);
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});
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it('should provide data for other nodes based on the nearest element parent', () => {
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const view = createViewWithData();
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const compView = asElementData(view, 0).componentView;
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const debugCtx = Services.createDebugContext(compView, 1);
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expect(debugCtx.renderNode).toBe(asElementData(compView, 0).renderElement);
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});
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});
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});
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}
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