Tycho-its reproducer for issue 2716.

tycho-its/projects/compliler.multipleSourceDirs/.mvn/extensions.xml

@@ -0,0 +1,7 @@
+<extensions>
+    <extension>
+        <groupId>org.eclipse.tycho</groupId>
+        <artifactId>tycho-build</artifactId>
+        <version>4.0.1</version>
+    </extension>
+</extensions>

tycho-its/projects/compliler.multipleSourceDirs/bundle/.classpath

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-17">
+		<attributes>
+			<attribute name="module" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="src" path="src-gen"/>
+	<classpathentry kind="output" path="target/classes"/>
+</classpath>

tycho-its/projects/compliler.multipleSourceDirs/bundle/META-INF/MANIFEST.MF

@@ -0,0 +1,8 @@
+Manifest-Version: 1.0
+Bundle-ManifestVersion: 2
+Bundle-Name: Test Bundle
+Bundle-SymbolicName: tycho-its-project.compliler.multipleSourceDirs.bundle
+Bundle-Version: 1.0.0.qualifier
+Bundle-RequiredExecutionEnvironment: JavaSE-11
+Export-Package: test.bundle
+Automatic-Module-Name: tycho-its-project.compliler.multipleSourceDirs.bundle

tycho-its/projects/compliler.multipleSourceDirs/bundle/build.properties

@@ -0,0 +1,5 @@
+source.. = src/,\
+           src-gen
+output.. = target/classes
+bin.includes = META-INF/,\
+               .

tycho-its/projects/compliler.multipleSourceDirs/bundle/src-gen/test/bundle/Test2.java

@@ -0,0 +1,6 @@
+package test.bundle;
+
+public class Test2 {
+    public static void main(String[] args) {
+    }
+}

tycho-its/projects/compliler.multipleSourceDirs/bundle/src/test/bundle/Test.java

@@ -0,0 +1,6 @@
+package test.bundle;
+
+public class Test {
+    public static void main(String[] args) {
+    }
+}

tycho-its/projects/compliler.multipleSourceDirs/pom.xml

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>tycho-its-project.compliler</groupId>
+    <artifactId>tycho-its-project.compliler.multipleSourceDirs.root</artifactId>
+    <version>1.0.0-SNAPSHOT</version>
+
+    <packaging>pom</packaging>
+
+    <modules>
+        <module>bundle</module>
+    </modules>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.eclipse.tycho</groupId>
+                <artifactId>tycho-maven-plugin</artifactId>
+                <version>${tycho-version}</version>
+                <extensions>true</extensions>
+            </plugin>
+            <plugin>
+                <groupId>org.eclipse.tycho</groupId>
+                <artifactId>tycho-compiler-plugin</artifactId>
+                <version>${tycho-version}</version>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

tycho-its/src/test/java/org/eclipse/tycho/test/compiler/MultipleSourceDirsTest.java

@@ -0,0 +1,25 @@
+/*******************************************************************************
+ * Copyright (c) 2023 Contributors to the Eclipse Foundation
+ * This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License 2.0
+ * which accompanies this distribution, and is available at
+ * https://www.eclipse.org/legal/epl-2.0/
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *******************************************************************************/
+
+package org.eclipse.tycho.test.compiler;
+
+import org.apache.maven.it.Verifier;
+import org.eclipse.tycho.test.AbstractTychoIntegrationTest;
+import org.junit.Test;
+
+public class MultipleSourceDirsTest extends AbstractTychoIntegrationTest {
+    @Test
+    public void test() throws Exception {
+        Verifier verifier = getVerifier("compliler.multipleSourceDirs", false);
+        verifier.executeGoal("verify");
+        verifier.verifyErrorFreeLog();
+        verifyTextNotInLog(verifier, "'build.plugins.plugin.version' for org.codehaus.mojo:build-helper-maven-plugin is missing");
+    }
+}