diff --git a/extensions/css-language-features/server/src/test/links.test.ts b/extensions/css-language-features/server/src/test/links.test.ts
new file mode 100644
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+++ b/extensions/css-language-features/server/src/test/links.test.ts
@@ -0,0 +1,64 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+import 'mocha';
+import * as assert from 'assert';
+import Uri from 'vscode-uri';
+import * as path from 'path';
+import { TextDocument, DocumentLink } from 'vscode-languageserver-types';
+import { WorkspaceFolder } from 'vscode-languageserver-protocol';
+import { getCSSLanguageService } from 'vscode-css-languageservice';
+import { getDocumentContext } from '../utils/documentContext';
+
+export interface ItemDescription {
+	offset: number;
+	value: string;
+	target: string;
+}
+
+suite('Links', () => {
+	const cssLanguageService = getCSSLanguageService();
+
+	let assertLink = function (links: DocumentLink[], expected: ItemDescription, document: TextDocument) {
+		let matches = links.filter(link => {
+			return document.offsetAt(link.range.start) === expected.offset;
+		});
+
+		assert.equal(matches.length, 1, `${expected.offset} should only existing once: Actual: ${links.map(l => document.offsetAt(l.range.start)).join(', ')}`);
+		let match = matches[0];
+		assert.equal(document.getText(match.range), expected.value);
+		assert.equal(match.target, expected.target);
+	};
+
+	function assertLinks(value: string, expected: ItemDescription[], testUri: string, workspaceFolders?: WorkspaceFolder[], lang: string = 'css'): void {
+		const offset = value.indexOf('|');
+		value = value.substr(0, offset) + value.substr(offset + 1);
+
+		const document = TextDocument.create(testUri, lang, 0, value);
+
+		if (!workspaceFolders) {
+			workspaceFolders = [{ name: 'x', uri: testUri.substr(0, testUri.lastIndexOf('/')) }];
+		}
+
+		const context = getDocumentContext(testUri, workspaceFolders);
+
+		const stylesheet = cssLanguageService.parseStylesheet(document);
+		let links = cssLanguageService.findDocumentLinks(document, stylesheet, context)!;
+
+		assert.equal(links.length, expected.length);
+
+		for (let item of expected) {
+			assertLink(links, item, document);
+		}
+	}
+
+	test('url links', function () {
+		let testUri = Uri.file(path.resolve(__dirname, '../../test/linkTestFixtures/about.css')).toString();
+		let folders = [{ name: 'x', uri: Uri.file(path.resolve(__dirname, '../../test/linkTestFixtures')).toString() }];
+
+		assertLinks('html { background-image: url("hello.html|")',
+			[{ offset: 29, value: '"hello.html"', target: 'file:///home/aeschli/workspaces/vscode/extensions/css-language-features/server/test/linkTestFixtures/hello.html' }], testUri, folders
+		);
+	});
+});
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