HBX-3113: Add support to Gradle for a reveng.xml

  - Add a test to guard the behaviour of the 'revengFile' configuration

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

Author: koentsje

gradle/plugin/src/functionalTest/java/org/hibernate/tool/gradle/RevengFileTest.java

@@ -0,0 +1,56 @@
+package org.hibernate.tool.gradle;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import java.io.File;
+import java.nio.file.Files;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import org.hibernate.tool.it.gradle.TestTemplate;
+
+public class RevengFileTest extends TestTemplate {
+
+    @BeforeEach
+    public void beforeEach() throws Exception {
+        setGradleTaskToPerform("generateJava");
+        setDatabaseCreationScript(new String[] {
+                "create table ALL_PERSONS (ID int not null, NAME varchar(20), primary key (ID))"
+        });
+    }
+
+    @Test
+    public void testTutorial() throws Exception {
+        setHibernateToolsExtensionSection(
+                "hibernateTools { \n" +
+                "  revengFile = 'foo.reveng.xml' \n" +
+                "}"
+        );
+        createProjectAndExecuteGradleCommand();
+        File generatedOutputFolder = new File(getProjectDir(), "app/generated-sources");
+        assertTrue(generatedOutputFolder.exists());
+        assertTrue(generatedOutputFolder.isDirectory());
+        assertEquals(1, generatedOutputFolder.list().length);
+        File generatedPersonJavaFile = new File(generatedOutputFolder, "Person.java");
+        assertTrue(generatedPersonJavaFile.exists());
+        assertTrue(generatedPersonJavaFile.isFile());
+    }
+
+    protected void createProject() throws Exception {
+        super.createProject();
+        createRevengFile();
+    }
+
+    private void createRevengFile() throws Exception {
+        String revengXml =
+                "<hibernate-reverse-engineering>\n" +
+                "  <table name=\"ALL_PERSONS\" class=\"Person\" />" +
+                "</hibernate-reverse-engineering>";
+        File resourcesFolder = new File(getProjectDir(), "app/src/main/resources");
+        resourcesFolder.mkdirs();
+        Files.writeString(new File(resourcesFolder, "foo.reveng.xml").toPath(), revengXml);
+    }
+
+}