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test(ivy): add testing utility to replace loadDirective (#26316)

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PR Close #26316
This commit is contained in:
Kara Erickson
2018-10-05 21:23:41 -07:00
committed by Jason Aden
parent 456f23f76a
commit b0879046b7
10 changed files with 60 additions and 47 deletions
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14
packages/core/test/render3/render_util.ts
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@ -15,15 +15,16 @@ import {stringifyElement} from '@angular/platform-browser/testing/src/browser_ut
import {Injector} from '../../src/di/injector';
import {R3_CHANGE_DETECTOR_REF_FACTORY, R3_ELEMENT_REF_FACTORY, R3_TEMPLATE_REF_FACTORY, R3_VIEW_CONTAINER_REF_FACTORY} from '../../src/ivy_switch/runtime/ivy_switch_on';
import {CreateComponentOptions} from '../../src/render3/component';
import {getContext, isComponentInstance} from '../../src/render3/context_discovery';
import {discoverDirectives, getContext, isComponentInstance} from '../../src/render3/context_discovery';
import {extractDirectiveDef, extractPipeDef} from '../../src/render3/definition';
import {NG_ELEMENT_ID} from '../../src/render3/fields';
import {ComponentTemplate, ComponentType, DirectiveDef, DirectiveType, PublicFeature, RenderFlags, defineComponent, defineDirective, renderComponent as _renderComponent, tick} from '../../src/render3/index';
import {renderTemplate} from '../../src/render3/instructions';
import {_getViewData, renderTemplate} from '../../src/render3/instructions';
import {DirectiveDefList, DirectiveTypesOrFactory, PipeDef, PipeDefList, PipeTypesOrFactory} from '../../src/render3/interfaces/definition';
import {LElementNode} from '../../src/render3/interfaces/node';
import {PlayerHandler} from '../../src/render3/interfaces/player';
import {RElement, RText, Renderer3, RendererFactory3, domRendererFactory3} from '../../src/render3/interfaces/renderer';
import {HEADER_OFFSET} from '../../src/render3/interfaces/view';
import {Sanitizer} from '../../src/sanitization/security';
import {Type} from '../../src/type';
@ -290,6 +291,15 @@ export function createDirective(
};
}
/** Gets the directive on the given node at the given index */
export function getDirectiveOnNode(nodeIndex: number, dirIndex: number = 0) {
const directives = discoverDirectives(nodeIndex + HEADER_OFFSET, _getViewData(), true);
if (directives == null) {
throw new Error(`No directives exist on node in slot ${nodeIndex}`);
}
return directives[dirIndex];
}
// Verify that DOM is a type of render. This is here for error checking only and has no use.
export const renderer: Renderer3 = null as any as Document;