--patch-module so that resources are loaded correctly in tests

src/main/java/org/javamodularity/moduleplugin/tasks/RunTask.java

@@ -5,7 +5,9 @@
 import org.gradle.api.logging.Logger;
 import org.gradle.api.logging.Logging;
 import org.gradle.api.plugins.ApplicationPlugin;
+import org.gradle.api.plugins.JavaPluginConvention;
 import org.gradle.api.tasks.JavaExec;
+import org.gradle.api.tasks.SourceSet;
 import org.gradle.api.tasks.application.CreateStartScripts;
 
 import java.io.File;
@@ -72,8 +74,13 @@ private void updateStartScriptsTask(Project project, JavaExec execTask, String m
     private void updateJavaExecTask(JavaExec execTask, String moduleName) {
         execTask.doFirst(task -> {
 
+            JavaPluginConvention javaConvention = execTask.getProject().getConvention().getPlugin(JavaPluginConvention.class);
+
+            SourceSet mainSourceSet = javaConvention.getSourceSets().getByName(SourceSet.MAIN_SOURCE_SET_NAME);
+
             var moduleJvmArgs = new ArrayList<>(List.of(
-                    "--module-path", execTask.getClasspath().getAsPath())
+                    "--module-path", execTask.getClasspath().getAsPath(),
+                    "--patch-module", moduleName + "=" + mainSourceSet.getOutput().getResourcesDir().toPath())
             );
             if (!moduleName.isEmpty()) {
                 moduleJvmArgs.addAll(List.of(

src/main/java/org/javamodularity/moduleplugin/tasks/TestTask.java

@@ -24,6 +24,7 @@ public void configureTestJava(Project project, String moduleName) {
         JavaPluginConvention javaConvention = project.getConvention().getPlugin(JavaPluginConvention.class);
 
         SourceSet testSourceSet = javaConvention.getSourceSets().getByName(SourceSet.TEST_SOURCE_SET_NAME);
+        SourceSet mainSourceSet = javaConvention.getSourceSets().getByName(SourceSet.MAIN_SOURCE_SET_NAME);
         testJava.getExtensions().create("moduleOptions", TestModuleOptions.class, project);
 
         testJava.doFirst(task -> {
@@ -38,7 +39,9 @@ public void configureTestJava(Project project, String moduleName) {
 
             args.addAll(List.of(
                     "--module-path", testJava.getClasspath().getAsPath(),
-                    "--patch-module", moduleName + "=" + testSourceSet.getJava().getOutputDir().toPath(),
+                    "--patch-module", moduleName + "=" + testSourceSet.getJava().getOutputDir().toPath()
+                            + ":" + mainSourceSet.getOutput().getResourcesDir().toPath()
+                            + ":" + testSourceSet.getOutput().getResourcesDir().toPath(),
                     "--add-modules", "ALL-MODULE-PATH"
             ));
 

test-project/greeter.provider/src/main/java/examples/greeter/Friendly.java

@@ -1,10 +1,17 @@
 package examples.greeter;
 
 import examples.greeter.api.Greeter;
+import java.io.*;
+import java.util.*;
 
 public class Friendly implements Greeter {
     @Override
     public String hello() {
-        return "Hello and welcome!";
+        var stream = this.getClass().getResourceAsStream("/greeting.txt");
+        try (BufferedReader reader = new BufferedReader(new InputStreamReader(stream, "utf-8"))) {
+            return reader.readLine();
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
     }
 }

test-project/greeter.provider/src/main/resources/greeting.txt

@@ -0,0 +1 @@
+welcome

test-project/greeter.runner/src/main/java/examples/Runner.java

@@ -9,6 +9,11 @@ public static void main(String[] args) {
         Greeter greeter = ServiceLoader.load(Greeter.class).findFirst().orElseThrow(() -> new RuntimeException("No Greeter found!"));
         System.out.println(greeter.hello());
 
+        var resource = Runner.class.getResourceAsStream("/resourcetest.txt");
+        if(resource == null) {
+            throw new RuntimeException("Couldn't load resource");
+        }
+
         ModuleLayer.boot().modules().stream()
                 .map(Module::getName)
                 .filter(m -> m.equals("java.sql"))