HBX-3110: Add a functional test to guard the sanity of the Ant examples

  - Add a test verifying the 'classpath' example

Signed-off-by: Koen Aers <[email protected]>

Author: koentsje

ant/src/it/java/org/hibernate/tool/ant/ExamplesTestIT.java

@@ -9,7 +9,9 @@
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.io.TempDir;
 
+import java.io.ByteArrayOutputStream;
 import java.io.File;
+import java.io.PrintStream;
 import java.net.URISyntaxException;
 import java.net.URL;
 import java.nio.file.Files;
@@ -43,6 +45,23 @@ public void test5MinuteTutorial() throws Exception {
         assertTrue(personFile.exists());
     }
 
+    @Test
+    public void testClasspath() throws Exception {
+        PrintStream savedOut = System.out;
+        try {
+            File buildFile = new File(baseFolder, "classpath/build.xml");
+            Project project = createProject(buildFile);
+            assertNotNull(project);
+            ByteArrayOutputStream out = new ByteArrayOutputStream();
+            assertFalse(out.toString().contains("Hello from Exporter!"));
+            System.setOut(new PrintStream(out));
+            project.executeTarget("reveng");
+            assertTrue(out.toString().contains("Hello from Exporter!"));
+        } finally {
+            System.setOut(savedOut);
+        }
+    }
+
     private Project createProject(File buildXmlFile) throws Exception {
         Project result = new Project();
         ProjectHelper projectHelper = ProjectHelper.getProjectHelper();