Start implementing backends and authentication

test/reducers/auth.spec.js

@@ -0,0 +1,40 @@
+import expect from 'expect';
+import Immutable from 'immutable';
+import { authenticating, authenticate, authError } from '../../src/actions/auth';
+import { auth } from '../../src/reducers/auth';
+
+describe('auth', () => {
+  it('should handle an empty state', () => {
+    expect(
+      auth(undefined, {})
+    ).toEqual(
+      null
+    );
+  });
+
+  it('should handle an authentication request', () => {
+    expect(
+      auth(undefined, authenticating())
+    ).toEqual(
+      Immutable.Map({isFetching: true})
+    );
+  });
+
+  it('should handle authentication', () => {
+    expect(
+      auth(undefined, authenticate({email: 'joe@example.com'}))
+    ).toEqual(
+      Immutable.fromJS({user: {email: 'joe@example.com'}})
+    );
+  });
+
+  it('should handle an authentication error', () => {
+    expect(
+      auth(undefined, authError(new Error('Bad credentials')))
+    ).toEqual(
+      Immutable.Map({
+        error: 'Error: Bad credentials'
+      })
+    );
+  });
+});