1140bbc25c
clang-format was recently updated and any PRs that touch files in the language service will have to reformat all the files. Instead of changing the formatting in those PRs, this PR formats all files in language-service package once and for all. PR Close #36426
83 lines
2.5 KiB
TypeScript
83 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 * as ng from '@angular/compiler';
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import * as ts from 'typescript';
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import {getDirectiveClassLike, getPathToNodeAtPosition} from '../src/utils';
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describe('getDirectiveClassLike', () => {
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it('should return a directive class', () => {
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const sourceFile = ts.createSourceFile(
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'foo.ts', `
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@NgModule({
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declarations: [],
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})
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class AppModule {}
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`,
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ts.ScriptTarget.ES2015);
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const result = sourceFile.forEachChild(c => {
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const directive = getDirectiveClassLike(c);
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if (directive) {
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return directive;
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}
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});
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expect(result).toBeTruthy();
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const {decoratorId, classId} = result!;
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expect(decoratorId.kind).toBe(ts.SyntaxKind.Identifier);
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expect(decoratorId.text).toBe('NgModule');
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expect(classId.text).toBe('AppModule');
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});
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});
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describe('getPathToNodeAtPosition', () => {
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const html = '<div c></div>';
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const nodes: ng.Node[] = [];
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beforeAll(() => {
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const parser = new ng.HtmlParser();
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const {rootNodes, errors} = parser.parse(html, 'url');
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expect(errors.length).toBe(0);
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nodes.push(...rootNodes);
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});
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it('should capture element', () => {
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// Try to get a path to an element
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// <|div c></div>
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// ^ cursor is here
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const position = html.indexOf('div');
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const path = getPathToNodeAtPosition(nodes, position);
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// There should be just 1 node in the path, the Element node
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expect(path.empty).toBe(false);
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expect(path.head instanceof ng.Element).toBe(true);
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expect(path.head).toBe(path.tail);
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});
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it('should capture attribute', () => {
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// Try to get a path to an attribute
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// <div |c></div>
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// ^ cusor is here, before the attribute
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const position = html.indexOf('c');
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const path = getPathToNodeAtPosition(nodes, position);
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expect(path.empty).toBe(false);
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expect(path.head instanceof ng.Element).toBe(true);
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expect(path.tail instanceof ng.Attribute).toBe(true);
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});
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it('should capture attribute before cursor', () => {
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// Try to get a path to an attribute
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// <div c|></div>
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// ^ cursor is here, after the attribute
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const position = html.indexOf('c') + 1;
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const path = getPathToNodeAtPosition(nodes, position);
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expect(path.empty).toBe(false);
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expect(path.head instanceof ng.Element).toBe(true);
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expect(path.tail instanceof ng.Attribute).toBe(true);
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});
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});
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