Initial commit

test/reducers/config.spec.js

@@ -0,0 +1,38 @@
+import expect from 'expect';
+import Immutable from 'immutable';
+import { configLoaded, configLoading, configFailed } from '../../src/actions/config';
+import { config } from '../../src/reducers/config';
+
+describe('config', () => {
+  it('should handle an empty state', () => {
+    expect(
+      config(undefined, {})
+    ).toEqual(
+      null
+    );
+  });
+
+  it('should handle an update', () => {
+    expect(
+      config(Immutable.Map({'a': 'b', 'c': 'd'}), configLoaded({'a': 'changed', 'e': 'new'}))
+    ).toEqual(
+      Immutable.Map({'a': 'changed', 'e': 'new'})
+    );
+  });
+
+  it('should mark the config as loading', () => {
+    expect(
+      config(undefined, configLoading())
+    ).toEqual(
+      Immutable.Map({isFetching: true})
+    );
+  });
+
+  it('should handle an error', () => {
+    expect(
+      config(Immutable.Map({isFetching: true}), configFailed(new Error('Config could not be loaded')))
+    ).toEqual(
+      Immutable.Map({error: 'Error: Config could not be loaded'})
+    );
+  });
+});