Feat: add action and reducer tests

Author: RyanCCollins

app/src/containers/FeatureFirstContainer/tests/actions.test.js

@@ -0,0 +1,51 @@
+import expect from 'expect';
+import * as actions from '../actions';
+import {
+  LOAD_DATA_INITIATION,
+  LOAD_DATA_SUCCESS,
+  LOAD_DATA_FAILURE,
+  CLEAR_DATA_ERROR,
+} from '../constants';
+
+describe('FeatureFirstContainer actions', () => {
+  it('should dispatch an action to initiate the loading process', () => {
+    const expectedAction = {
+      type: LOAD_DATA_INITIATION,
+    };
+    expect(
+      actions.loadDataInitiation()
+    ).toEqual(expectedAction);
+  });
+  it('should dispatch an action to successfully finish loading', () => {
+    const data = {
+      items: [],
+    };
+    const expectedAction = {
+      type: LOAD_DATA_SUCCESS,
+      data,
+    };
+    expect(
+      actions.loadDataSuccess(data)
+    ).toEqual(expectedAction);
+  });
+  it('should dispatch an action with an error describing a failure to load data', () => {
+    const error = {
+      message: 'An error occured',
+    };
+    const expectedAction = {
+      type: LOAD_DATA_FAILURE,
+      error,
+    };
+    expect(
+      actions.loadDataFailure(error)
+    ).toEqual(expectedAction);
+  });
+  it('should dispatch an action to clear the error', () => {
+    const expectedAction = {
+      type: CLEAR_DATA_ERROR,
+    };
+    expect(
+      actions.clearDataError()
+    ).toEqual(expectedAction);
+  });
+});

app/src/containers/FeatureFirstContainer/tests/reducer.test.js

@@ -0,0 +1,17 @@
+import * as types from '../constants';
+import reducer from '../reducer';
+import expect from 'expect';
+
+const initialState = {
+  isLoading: false,
+  data: {},
+  error: {},
+};
+
+describe('FeatureFirstContainer Reducer', () => {
+  it('should return the initialState', () => {
+    expect(
+      reducer(undefined, {})
+    ).toEqual(initialState);
+  });
+});