Blog-2020-11-27-testing-and-ci-workflow-blink

maven.yml

# This workflow will build a Java project with Maven
# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-maven

name: Java CI with Maven

on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]

jobs:
  build:

    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v2
    - name: Set up JDK 1.11
      uses: actions/setup-java@v1
      with:
        java-version: 1.11
    - name: Cache Maven packages
      uses: actions/cache@v2
      with:
        path: ~/.m2
        key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
        restore-keys: ${{ runner.os }}-m2  
    - name: Build with Maven
      run: mvn -B verify --file pom.xml

MockNetworkTest.java

public class TestChecker {

  private static HttpApiSimulation mockServer = null;

  @BeforeAll
  public static void setUp() {
    mockServer = httpApiSimulation("mockSim");
    // defining mock response
    mockServer.add(
        simlet("test-google-good")
            .when(
                httpRequest()
                    .whereMethod("HEAD")
                    .whereUriPath(isEqualTo("/return/200"))
                    .whereHeader("Host", contains("google.com")))
            .then(httpResponse().withStatus(200).withHeader("Content-Type", "application/text")));

    mockServer.add(
        simlet("test-google-bad")
            .when(
                httpRequest()
                    .whereMethod("HEAD")
                    .whereUriPath(isEqualTo("/return/404"))
                    .whereHeader("Host", contains("google.com")))
            .then(httpResponse().withStatus(404).withHeader("Content-Type", "application/text")));

    mockServer.add(
        simlet("test-google-redirect")
            .when(
                httpRequest()
                    .whereMethod("HEAD")
                    .whereUriPath(isEqualTo("/return/301"))
                    .whereHeader("Host", contains("google.com")))
            .then(httpResponse().withStatus(301).withHeader("Content-Type", "application/text")));
  }

  @AfterAll
  public static void tearDown() {
    if (mockServer != null) {
      mockServer.stop();
    }
  }

  @Test
  public void testGoodUrl() throws Exception {
    try {
      System.setProperty("http.proxyHost", "localhost");
      System.setProperty("http.proxyPort", "6090");

      UrlStatus url = Checker.makeRequest("http://www.google.com/return/200");
      Assertions.assertEquals(200, url.getStatusCode());
    } finally {
      System.clearProperty("http.proxyHost");
      System.clearProperty("http.proxyPort");
    }
  }

  @Test
  public void testBadUrl() throws Exception {
    try {
      System.setProperty("http.proxyHost", "localhost");
      System.setProperty("http.proxyPort", "6090");

      UrlStatus url = Checker.makeRequest("http://www.google.com/return/404");
      Assertions.assertEquals(404, url.getStatusCode());
    } finally {
      System.clearProperty("http.proxyHost");
      System.clearProperty("http.proxyPort");
    }
  }

  @Test
  public void testRedirectUrl() throws Exception {
    try {
      System.setProperty("http.proxyHost", "localhost");
      System.setProperty("http.proxyPort", "6090");

      UrlStatus url = Checker.makeRequest("http://www.google.com/return/301");
      Assertions.assertEquals(301, url.getStatusCode());
    } finally {
      System.clearProperty("http.proxyHost");
      System.clearProperty("http.proxyPort");
    }
  }
}