Clipbaord as a clean architecture

test/content/usecases/ClipboardUseCase.test.ts

@@ -0,0 +1,76 @@
+import ClipboardRepository from '../../../src/content/repositories/ClipboardRepository';
+import TabsClient from '../../../src/content/client/TabsClient';
+import MockConsoleClient from '../mock/MockConsoleClient';
+import ClipboardUseCase from '../../../src/content/usecases/ClipboardUseCase';
+import { expect } from 'chai';
+
+class MockClipboardRepository implements ClipboardRepository {
+  public clipboard: string;
+
+  constructor() {
+    this.clipboard = '';
+  }
+
+  read(): string {
+    return this.clipboard;
+  }
+
+  write(text: string): void {
+    this.clipboard = text;
+  }
+}
+
+class MockTabsClient implements TabsClient {
+  public last: string;
+
+  constructor() {
+    this.last = '';
+  }
+
+  openUrl(url: string, _newTab: boolean): Promise<void> {
+    this.last = url;
+    return Promise.resolve();
+  }
+}
+
+describe('ClipboardUseCase', () => {
+  let repository: MockClipboardRepository;
+  let client: MockTabsClient;
+  let consoleClient: MockConsoleClient;
+  let sut: ClipboardUseCase;
+
+  beforeEach(() => {
+    repository = new MockClipboardRepository();
+    client = new MockTabsClient();
+    consoleClient = new MockConsoleClient();
+    sut = new ClipboardUseCase({ repository, client: client, consoleClient });
+  });
+
+  describe('#yankCurrentURL', () => {
+    it('yanks current url', async () => {
+      let yanked = await sut.yankCurrentURL();
+
+      expect(yanked).to.equal(window.location.href);
+      expect(repository.clipboard).to.equal(yanked);
+      expect(consoleClient.text).to.equal('Yanked ' + yanked);
+    });
+  });
+
+  describe('#openOrSearch', () => {
+    it('opens url from the clipboard', async () => {
+      let url = 'https://github.com/ueokande/vim-vixen'
+      repository.clipboard = url;
+      await sut.openOrSearch(true);
+
+      expect(client.last).to.equal(url);
+    });
+
+    it('opens search results from the clipboard', async () => {
+      repository.clipboard = 'banana';
+      await sut.openOrSearch(true);
+
+      expect(client.last).to.equal('https://google.com/search?q=banana');
+    });
+  });
+});
+