some frontend unit tests

test/frontend/tests/api-tests.js

@@ -0,0 +1,26 @@
+import assert from 'assert';
+import * as api from '../../../app/api';
+import Keychain from '../../../app/keychain';
+
+const encoder = new TextEncoder();
+const plaintext = encoder.encode('hello world!');
+const metadata = {
+  name: 'test.txt',
+  type: 'text/plain'
+};
+
+describe('API', function() {
+  describe('uploadFile', function() {
+    it('returns file info on success', async function() {
+      const keychain = new Keychain();
+      const encrypted = await keychain.encryptFile(plaintext);
+      const meta = await keychain.encryptMetadata(metadata);
+      const verifierB64 = await keychain.authKeyB64();
+      const up = api.uploadFile(encrypted, meta, verifierB64, keychain);
+      const result = await up.result;
+      assert.ok(result.url);
+      assert.ok(result.id);
+      assert.ok(result.ownerToken);
+    });
+  });
+});