125 lines
4.5 KiB
TypeScript
125 lines
4.5 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 {extractStyleUrls, isStyleUrlResolvable} from '@angular/compiler/src/style_url_resolver';
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import {UrlResolver} from '@angular/compiler/src/url_resolver';
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export function main() {
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describe('extractStyleUrls', () => {
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let urlResolver: UrlResolver;
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beforeEach(() => { urlResolver = new UrlResolver(); });
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it('should not resolve "url()" urls', () => {
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const css = `
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.foo {
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background-image: url("double.jpg");
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background-image: url('simple.jpg');
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background-image: url(noquote.jpg);
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}`;
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const resolvedCss = extractStyleUrls(urlResolver, 'http://ng.io', css).style;
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expect(resolvedCss).toEqual(css);
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});
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it('should extract "@import" urls', () => {
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const css = `
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@import '1.css';
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@import "2.css";
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`;
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const styleWithImports = extractStyleUrls(urlResolver, 'http://ng.io', css);
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expect(styleWithImports.style.trim()).toEqual('');
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expect(styleWithImports.styleUrls).toEqual(['http://ng.io/1.css', 'http://ng.io/2.css']);
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});
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it('should ignore "@import" in comments', () => {
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const css = `
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@import '1.css';
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/*@import '2.css';*/
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`;
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const styleWithImports = extractStyleUrls(urlResolver, 'http://ng.io', css);
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expect(styleWithImports.style.trim()).toEqual('');
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expect(styleWithImports.styleUrls).toContain('http://ng.io/1.css');
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expect(styleWithImports.styleUrls).not.toContain('http://ng.io/2.css');
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});
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it('should extract "@import url()" urls', () => {
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const css = `
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@import url('3.css');
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@import url("4.css");
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@import url(5.css);
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`;
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const styleWithImports = extractStyleUrls(urlResolver, 'http://ng.io', css);
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expect(styleWithImports.style.trim()).toEqual('');
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expect(styleWithImports.styleUrls).toEqual([
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'http://ng.io/3.css', 'http://ng.io/4.css', 'http://ng.io/5.css'
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]);
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});
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it('should extract "@import urls and keep rules in the same line', () => {
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const css = `@import url('some.css');div {color: red};`;
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const styleWithImports = extractStyleUrls(urlResolver, 'http://ng.io', css);
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expect(styleWithImports.style.trim()).toEqual('div {color: red};');
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expect(styleWithImports.styleUrls).toEqual(['http://ng.io/some.css']);
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});
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it('should extract media query in "@import"', () => {
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const css = `
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@import 'print1.css' print;
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@import url(print2.css) print;
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`;
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const styleWithImports = extractStyleUrls(urlResolver, 'http://ng.io', css);
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expect(styleWithImports.style.trim()).toEqual('');
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expect(styleWithImports.styleUrls).toEqual([
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'http://ng.io/print1.css', 'http://ng.io/print2.css'
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]);
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});
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it('should leave absolute non-package @import urls intact', () => {
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const css = `@import url('http://server.com/some.css');`;
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const styleWithImports = extractStyleUrls(urlResolver, 'http://ng.io', css);
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expect(styleWithImports.style.trim()).toEqual(`@import url('http://server.com/some.css');`);
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expect(styleWithImports.styleUrls).toEqual([]);
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});
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it('should resolve package @import urls', () => {
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const css = `@import url('package:a/b/some.css');`;
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const styleWithImports = extractStyleUrls(new FakeUrlResolver(), 'http://ng.io', css);
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expect(styleWithImports.style.trim()).toEqual(``);
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expect(styleWithImports.styleUrls).toEqual(['fake_resolved_url']);
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});
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});
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describe('isStyleUrlResolvable', () => {
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it('should resolve relative urls',
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() => { expect(isStyleUrlResolvable('someUrl.css')).toBe(true); });
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it('should resolve package: urls',
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() => { expect(isStyleUrlResolvable('package:someUrl.css')).toBe(true); });
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it('should not resolve empty urls', () => {
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expect(isStyleUrlResolvable(null !)).toBe(false);
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expect(isStyleUrlResolvable('')).toBe(false);
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});
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it('should not resolve urls with other schema',
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() => { expect(isStyleUrlResolvable('http://otherurl')).toBe(false); });
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it('should not resolve urls with absolute paths', () => {
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expect(isStyleUrlResolvable('/otherurl')).toBe(false);
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expect(isStyleUrlResolvable('//otherurl')).toBe(false);
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});
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});
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}
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class FakeUrlResolver extends UrlResolver {
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constructor() { super(); }
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resolve(baseUrl: string, url: string): string { return 'fake_resolved_url'; }
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}
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