Add tests for URLParser

plugins/techdocs/src/reader/urlParser.test.ts

@@ -0,0 +1,61 @@
+/*
+ * Copyright 2020 Spotify AB
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import URLParser from './urlParser';
+
+describe('URLParser', () => {
+  it('should not change an absolute url', () => {
+    const urlParser = new URLParser(
+      'https://www.google.com/',
+      'https://www.mkdocs.org/',
+    );
+
+    expect(urlParser.parse()).toEqual('https://www.mkdocs.org/');
+  });
+
+  it('should convert a relative url to an absolute url', () => {
+    const urlParser = new URLParser(
+      'https://www.mkdocs.org/user-guide/getting-started/',
+      '../../support/installing/',
+    );
+
+    expect(urlParser.parse()).toEqual(
+      'https://www.mkdocs.org/support/installing/',
+    );
+  });
+
+  it('should add a trailing slash', () => {
+    const urlParser = new URLParser(
+      'https://www.mkdocs.org/user-guide/getting-started',
+      '.',
+    );
+
+    expect(urlParser.parse()).toEqual(
+      'https://www.mkdocs.org/user-guide/getting-started/',
+    );
+  });
+
+  it('should not add a trailing slash', () => {
+    const urlParser = new URLParser(
+      'https://www.mkdocs.org/user-guide/getting-started/',
+      '.',
+    );
+
+    expect(urlParser.parse()).toEqual(
+      'https://www.mkdocs.org/user-guide/getting-started/',
+    );
+  });
+});