100 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			100 lines
		
	
	
		
			3.3 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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| 
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| import {ɵgetDOM as getDOM} from '@angular/common';
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| import {Injector, NgModuleRef} from '@angular/core';
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| import {ArgumentType, NodeCheckFn, NodeDef, Services, ViewData, ViewDefinition, ViewDefinitionFactory, ViewFlags, ViewUpdateFn, initServicesIfNeeded, rootRenderNodes, viewDef} from '@angular/core/src/view/index';
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| import {TestBed} from '@angular/core/testing';
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| 
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| export function isBrowser() {
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|   return getDOM().supportsDOMEvents();
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| }
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| 
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| export const ARG_TYPE_VALUES = [ArgumentType.Inline, ArgumentType.Dynamic];
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| 
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| export function checkNodeInlineOrDynamic(
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|     check: NodeCheckFn, view: ViewData, nodeIndex: number, argType: ArgumentType,
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|     values: any[]): any {
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|   switch (argType) {
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|     case ArgumentType.Inline:
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|       return (<any>check)(view, nodeIndex, argType, ...values);
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|     case ArgumentType.Dynamic:
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|       return check(view, nodeIndex, argType, values);
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|   }
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| }
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| 
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| export function createRootView(
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|     def: ViewDefinition, context?: any, projectableNodes?: any[][],
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|     rootSelectorOrNode?: any): ViewData {
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|   initServicesIfNeeded();
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|   return Services.createRootView(
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|       TestBed.inject(Injector), projectableNodes || [], rootSelectorOrNode, def,
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|       TestBed.inject(NgModuleRef), context);
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| }
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| 
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| export function createEmbeddedView(parent: ViewData, anchorDef: NodeDef, context?: any): ViewData {
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|   return Services.createEmbeddedView(parent, anchorDef, anchorDef.element !.template !, context);
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| }
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| 
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| export function compViewDef(
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|     nodes: NodeDef[], updateDirectives?: null | ViewUpdateFn, updateRenderer?: null | ViewUpdateFn,
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|     viewFlags: ViewFlags = ViewFlags.None): ViewDefinition {
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|   const def = viewDef(viewFlags, nodes, updateDirectives, updateRenderer);
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| 
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|   def.nodes.forEach((node, index) => {
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|     if (node.nodeIndex !== index) {
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|       throw new Error('nodeIndex should be the same as the index of the node');
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|     }
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| 
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|     // This check should be removed when we start reordering nodes at runtime
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|     if (node.checkIndex > -1 && node.checkIndex !== node.nodeIndex) {
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|       throw new Error(
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|           `nodeIndex and checkIndex should be the same, got ${node.nodeIndex} !== ${node.checkIndex}`);
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|     }
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|   });
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| 
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|   return def;
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| }
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| 
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| export function compViewDefFactory(
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|     nodes: NodeDef[], updateDirectives?: null | ViewUpdateFn, updateRenderer?: null | ViewUpdateFn,
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|     viewFlags: ViewFlags = ViewFlags.None): ViewDefinitionFactory {
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|   return () => compViewDef(nodes, updateDirectives, updateRenderer, viewFlags);
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| }
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| 
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| export function createAndGetRootNodes(
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|     viewDef: ViewDefinition, ctx?: any): {rootNodes: any[], view: ViewData} {
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|   const view = createRootView(viewDef, ctx);
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|   const rootNodes = rootRenderNodes(view);
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|   return {rootNodes, view};
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| }
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| 
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| let removeNodes: Node[];
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| 
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| beforeEach(() => { removeNodes = []; });
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| afterEach(() => { removeNodes.forEach((node) => getDOM().remove(node)); });
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| 
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| export function recordNodeToRemove(node: Node) {
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|   removeNodes.push(node);
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| }
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| 
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| export function callMostRecentEventListenerHandler(spy: any, params: any) {
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|   const mostRecent = spy.calls.mostRecent();
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|   if (!mostRecent) {
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|     return;
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|   }
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| 
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|   const obj = mostRecent.object;
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|   const args = mostRecent.args;
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| 
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|   const eventName = args[0];
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|   const handler = args[1];
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| 
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|   handler && handler.apply(obj, [{type: eventName}]);
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| }
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