Merge pull request #237 from SCCapstone/Testing-Brian

Testing

.gitignore

@@ -9,6 +9,6 @@ npm-debug.*
 *.mobileprovision
 *.orig.*
 web-build/
-
+coverage/**/*
 # macOS
 .DS_Store

README.md

@@ -1,6 +1,5 @@
 # Life React
 
-
 LifeReact is a lifestyle app that allows users to keep track of your calorie intake by providing a persistent, interactive food diary. All nutritional information is pulled directly from the USDA to ensure a high degree of accuracy. Users can also view dynamic updates on their progress towards their calorie goal from the home screen.
 
 ## External Requirements
@@ -16,7 +15,6 @@ In order to build this project you first have to install:
 - If you choose to use an emulator, there are many free options to choose from, such as the built-in [Android Emulator](https://developer.android.com/studio/run/emulator) from Android Studio.
 - If you're using macOS, you can download [Xcode](https://apps.apple.com/us/app/xcode/id497799835?mt=12) via the Mac App store.
 
-
 ## Setup
 
 Install expo-cli with the following command:
@@ -61,21 +59,22 @@ eas build
 
 # Testing
 
-Unit tests are located in `/test/unit`.
+Unit tests are located in `/__tests__/unit`.
 
-Behavioral tests are located  in `/test/behavioral`.
+Behavioral tests are located in `/__tests__/behavioral`.
 
 ## Testing Technology
 
-Testing is done using jest and the React Native Testing Library. These are included in the projects dependencies and can be installed with the command 
+Testing is done using jest and the React Native Testing Library. These are included in the projects dependencies and can be installed with the command
+
 ```console
 npm install
 ```
 
-
 ## Running Tests
 
 Tests are ran with the following command .
+
 ```console
 npm run test
 ```

__mocks__/@react-native-async-storage/async-storage.js

@@ -0,0 +1 @@
+export default from '@react-native-async-storage/async-storage/jest/async-storage-mock';

__tests__/behavioral/FoodSearchScreenBehavioral.test.js

@@ -0,0 +1,16 @@
+import * as React from 'react';
+import FoodSearchScreen from '../../Screens/FoodSearchScreen';
+import {render, screen, fireEvent,} from '@testing-library/react-native';
+describe('FoodSearchScreenBehavioral', () => {
+  const thisRoute = { params: 'breakfast' };
+  beforeEach(() => {
+    var wrapper = render(<FoodSearchScreen route={thisRoute}/>);
+  });
+  it('Renders results based on user input', async () => {
+    const searchInput = screen.getByPlaceholderText('Search');
+    fireEvent.changeText(searchInput, 'ham');
+    fireEvent(searchInput, 'onEndEditing');
+    const results = screen.getAllByTestId('foodList');
+    expect(results).not.toBeNull();
+  });
+});

__tests__/unit/FoodSearchScreen.test.js

@@ -0,0 +1,17 @@
+import * as React from 'react';
+import FoodSearchScreen from '../../Screens/FoodSearchScreen';
+import {render, screen, fireEvent,} from '@testing-library/react-native';
+describe('FoodSearchScreen', () => {
+  const thisRoute = { params: 'breakfast' };
+  beforeEach(() => {
+    var wrapper = render(<FoodSearchScreen route={thisRoute}/>);
+  });
+  it('ham search returns results', async () => {
+    const searchInput = screen.getByPlaceholderText('Search');
+    fireEvent.changeText(searchInput, 'ham');
+    fireEvent(searchInput, 'onEndEditing');
+    const results = screen.getAllByTestId('foodList');
+    screen.debug();
+    expect(results).not.toBeNull();
+  });
+});

__tests__/unit/UtilityUnit.test.js

@@ -0,0 +1,61 @@
+import { getNutrientValue } from '../../util'
+
+describe('Utility Functions ', () => {
+  it('retrieve nutrient value from json ', async () => {
+    let json = 
+      {
+         "foodNutrients":[
+            {
+               "nutrientId":1003,
+               "nutrientName":"Protein",
+               "nutrientNumber":"203",
+               "unitName":"G",
+               "derivationCode":"LCSL",
+               "derivationDescription":"Calculated from a less than value per serving size measure",
+               "derivationId":73,
+               "value":2.56,
+               "foodNutrientSourceId":9,
+               "foodNutrientSourceCode":"12",
+               "foodNutrientSourceDescription":"Manufacturer's analytical; partial documentation",
+               "rank":600,
+               "indentLevel":1,
+               "foodNutrientId":24024317
+            },
+            {
+               "nutrientId":1004,
+               "nutrientName":"Total lipid (fat)",
+               "nutrientNumber":"204",
+               "unitName":"G",
+               "derivationCode":"LCCS",
+               "derivationDescription":"Calculated from value per serving size measure",
+               "derivationId":70,
+               "value":15.4,
+               "foodNutrientSourceId":9,
+               "foodNutrientSourceCode":"12",
+               "foodNutrientSourceDescription":"Manufacturer's analytical; partial documentation",
+               "rank":800,
+               "indentLevel":1,
+               "foodNutrientId":24024318,
+               "percentDailyValue":9
+            },
+            {
+               "nutrientId":1005,
+               "nutrientName":"Carbohydrate, by difference",
+               "nutrientNumber":"205",
+               "unitName":"G",
+               "derivationCode":"LCCS",
+               "derivationDescription":"Calculated from value per serving size measure",
+               "derivationId":70,
+               "value":69.2,
+               "foodNutrientSourceId":9,
+               "foodNutrientSourceCode":"12",
+               "foodNutrientSourceDescription":"Manufacturer's analytical; partial documentation",
+               "rank":1110,
+               "indentLevel":2,
+               "foodNutrientId":24024319,
+               "percentDailyValue":9
+            }]}
+    result  = getNutrientValue(json,"Carbohydrate, by difference")
+    expect(result).toBe(69.2);
+  });
+});