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| 1 | +/** |
| 2 | + * @license |
| 3 | + * Copyright Google Inc. All Rights Reserved. |
| 4 | + * |
| 5 | + * Use of this source code is governed by an MIT-style license that can be |
| 6 | + * found in the LICENSE file at https://angular.io/license |
| 7 | + */ |
| 8 | +import {ɵɵtemplate} from '../../../../src/render3/instructions/container'; |
| 9 | +import {createTNode, createTView} from '../../../../src/render3/instructions/shared'; |
| 10 | +import {RenderFlags} from '../../../../src/render3/interfaces/definition'; |
| 11 | +import {TNodeType, TViewNode} from '../../../../src/render3/interfaces/node'; |
| 12 | +import {createBenchmark} from '../micro_bench'; |
| 13 | +import {createAndRenderLView} from '../setup'; |
| 14 | + |
| 15 | +`<div> |
| 16 | + <ng-template></ng-template> |
| 17 | + <ng-template></ng-template> |
| 18 | + <ng-template></ng-template> |
| 19 | + <ng-template></ng-template> |
| 20 | + <ng-template></ng-template> |
| 21 | + <ng-template></ng-template> |
| 22 | + <ng-template></ng-template> |
| 23 | + <ng-template></ng-template> |
| 24 | + <ng-template></ng-template> |
| 25 | + <ng-template></ng-template> |
| 26 | + </div> |
| 27 | +</ng-template>`; |
| 28 | +function testTemplate(rf: RenderFlags, ctx: any) { |
| 29 | + if (rf & 1) { |
| 30 | + ɵɵtemplate(0, null, 0, 0); |
| 31 | + ɵɵtemplate(1, null, 0, 0); |
| 32 | + ɵɵtemplate(2, null, 0, 0); |
| 33 | + ɵɵtemplate(3, null, 0, 0); |
| 34 | + ɵɵtemplate(4, null, 0, 0); |
| 35 | + ɵɵtemplate(5, null, 0, 0); |
| 36 | + ɵɵtemplate(6, null, 0, 0); |
| 37 | + ɵɵtemplate(7, null, 0, 0); |
| 38 | + ɵɵtemplate(8, null, 0, 0); |
| 39 | + ɵɵtemplate(9, null, 0, 0); |
| 40 | + } |
| 41 | +} |
| 42 | + |
| 43 | +const viewTNode = createTNode(null !, null, TNodeType.View, -1, null, null) as TViewNode; |
| 44 | +const embeddedTView = createTView(-1, testTemplate, 10, 0, null, null, null, null, null); |
| 45 | + |
| 46 | +// create view once so we don't profile first template pass |
| 47 | +createAndRenderLView(null, embeddedTView, viewTNode); |
| 48 | + |
| 49 | +// scenario to benchmark |
| 50 | +const elementTextCreate = createBenchmark('ng_template'); |
| 51 | +const createTime = elementTextCreate('create'); |
| 52 | + |
| 53 | +console.profile('ng_template_create'); |
| 54 | +while (createTime()) { |
| 55 | + createAndRenderLView(null, embeddedTView, viewTNode); |
| 56 | +} |
| 57 | +console.profileEnd(); |
| 58 | + |
| 59 | +// report results |
| 60 | +elementTextCreate.report(); |
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