Ci demonstration

.github/workflows/run-tests.yml

@@ -0,0 +1,25 @@
+name: Run Selenium tests on PR
+on: pull_request
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: nanasess/setup-chromedriver@v2
+
+      - name: Set up JDK
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'microsoft'
+
+      - name: Build with Maven
+        run: mvn test --file pom.xml
+
+      - name: Upload failed test screenshots
+        uses: actions/upload-artifact@v3
+        if: failure()
+        with:
+          name: my-artifact
+          path: failedScreenshots/*
+          retention-days: 7

.gitignore

@@ -1,4 +1,5 @@
 *.iml
 
 /target/
-/.idea/
+/.idea/
+/failedScreenshots/

pom.xml

@@ -14,6 +14,18 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>
 
+    <build>
+        <pluginManagement>
+            <plugins>
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-surefire-plugin</artifactId>
+                    <version>3.1.2</version>
+                </plugin>
+            </plugins>
+        </pluginManagement>
+    </build>
+
     <dependencies>
         <dependency>
             <groupId>org.seleniumhq.selenium</groupId>

src/main/java/cz/czechitas/automation/WebDriverProvider.java

@@ -48,6 +48,7 @@ private static WebDriver createChromeDriver() {
         try {
             ChromeOptions options = new ChromeOptions();
             options.addArguments("--remote-allow-origins=*");
+            options.addArguments("--headless=new");
             return WebDriverManager.chromedriver().capabilities(options).create();
         } catch (WebDriverManagerException exception1) {
             return createEdgeDriver();

src/test/java/cz/czechitas/automation/ExampleTest.java

@@ -18,6 +18,11 @@ void overKontaktniWwwAdresu() {
         overeni.overAdresuWwwStranky("www.czechitas.cz");
     }
 
+    @Test
+    void failDemo() {
+        assert false;
+    }
+
     @Test
     void overUspesnePrihlaseni() {
         prohlizec.prihlasovani.klikniNaTlacitkoPrihlasit();

src/test/java/cz/czechitas/automation/TestRunner.java

@@ -1,7 +1,9 @@
 package cz.czechitas.automation;
 
+import cz.czechitas.automation.extension.ScreenshotOnFailExtension;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.extension.RegisterExtension;
 import org.openqa.selenium.WebDriver;
 import cz.czechitas.automation.assertion.AssertionFacade;
 
@@ -18,10 +20,14 @@ class TestRunner {
     protected final SeleniumActionFacade prohlizec;
     protected final AssertionFacade overeni;
 
+    @RegisterExtension
+    final ScreenshotOnFailExtension screenshotExtension;
+
     public TestRunner() {
         this.webDriver = WebDriverProvider.getWebDriver();
         this.prohlizec = new SeleniumActionFacade(webDriver);
         this.overeni = new AssertionFacade(webDriver);
+        this.screenshotExtension = new ScreenshotOnFailExtension(webDriver);
     }
 
     @BeforeEach

src/test/java/cz/czechitas/automation/extension/ScreenshotOnFailExtension.java

@@ -0,0 +1,36 @@
+package cz.czechitas.automation.extension;
+
+import org.apache.commons.io.FileUtils;
+import org.junit.jupiter.api.extension.ExtensionContext;
+import org.junit.jupiter.api.extension.TestExecutionExceptionHandler;
+import org.openqa.selenium.OutputType;
+import org.openqa.selenium.TakesScreenshot;
+import org.openqa.selenium.WebDriver;
+
+import java.io.File;
+import java.io.IOException;
+
+public class ScreenshotOnFailExtension implements TestExecutionExceptionHandler {
+
+    private final WebDriver driver;
+
+    public ScreenshotOnFailExtension(WebDriver driver) {
+        this.driver = driver;
+    }
+
+    @Override
+    public void handleTestExecutionException(ExtensionContext context, Throwable cause) throws Throwable {
+
+        if (driver != null) {
+            File screenshotFile = ((TakesScreenshot) driver).getScreenshotAs(OutputType.FILE);
+            try {
+                String SCREENSHOT_DIRECTORY = "failedScreenshots/";
+                FileUtils.copyFile(screenshotFile, new File(SCREENSHOT_DIRECTORY + context.getDisplayName() + ".png"));
+            } catch (IOException e) {
+                System.out.println("Could not save taken screenshot: " + e);
+            }
+        }
+
+        throw cause; // Re-throw the exception to allow JUnit to handle it
+    }
+}