72 lines
2.5 KiB
TypeScript
72 lines
2.5 KiB
TypeScript
/**
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* @license
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* Copyright Google Inc. 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 {ɵgetDOM as getDOM} from '@angular/common';
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import {getDebugNode} from '@angular/core';
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import {NodeFlags, Services, asTextData, elementDef, textDef} from '@angular/core/src/view/index';
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import {ARG_TYPE_VALUES, checkNodeInlineOrDynamic, compViewDef, createAndGetRootNodes} from './helper';
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{
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describe(`View Text`, () => {
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describe('create', () => {
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it('should create text nodes without parents', () => {
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const rootNodes = createAndGetRootNodes(compViewDef([textDef(0, null, ['a'])])).rootNodes;
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expect(rootNodes.length).toBe(1);
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expect(rootNodes[0].textContent).toBe('a');
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});
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it('should create views with multiple root text nodes', () => {
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const rootNodes = createAndGetRootNodes(compViewDef([
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textDef(0, null, ['a']),
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textDef(1, null, ['b']),
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])).rootNodes;
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expect(rootNodes.length).toBe(2);
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});
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it('should create text nodes with parents', () => {
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const rootNodes = createAndGetRootNodes(compViewDef([
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elementDef(0, NodeFlags.None, null, null, 1, 'div'),
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textDef(1, null, ['a']),
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])).rootNodes;
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expect(rootNodes.length).toBe(1);
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const textNode = rootNodes[0].firstChild;
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expect(textNode.textContent).toBe('a');
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});
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it('should add debug information to the renderer', () => {
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const someContext = {};
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const {view, rootNodes} =
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createAndGetRootNodes(compViewDef([textDef(0, null, ['a'])]), someContext);
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expect(getDebugNode(rootNodes[0]) !.nativeNode).toBe(asTextData(view, 0).renderText);
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});
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});
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describe('change text', () => {
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ARG_TYPE_VALUES.forEach((inlineDynamic) => {
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it(`should update via strategy ${inlineDynamic}`, () => {
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const {view, rootNodes} = createAndGetRootNodes(compViewDef(
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[
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textDef(0, null, ['0', '1', '2']),
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],
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null !, (check, view) => {
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checkNodeInlineOrDynamic(check, view, 0, inlineDynamic, ['a', 'b']);
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}));
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Services.checkAndUpdateView(view);
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expect(rootNodes[0].textContent).toBe('0a1b2');
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});
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});
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});
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});
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}
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