1 files changed, 131 insertions, 0 deletions
diff --git a/org.eclipse.emf.ecore.xcore.tests/src/org/eclipse/emf/ecore/xcore/tests/scoping/LazyGenmodelInferenceTest.java b/org.eclipse.emf.ecore.xcore.tests/src/org/eclipse/emf/ecore/xcore/tests/scoping/LazyGenmodelInferenceTest.java
new file mode 100644
index 000000000..3f593ee93
--- /dev/null
+++ b/org.eclipse.emf.ecore.xcore.tests/src/org/eclipse/emf/ecore/xcore/tests/scoping/LazyGenmodelInferenceTest.java
@@ -0,0 +1,131 @@
+package org.eclipse.emf.ecore.xcore.tests.scoping;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
+import java.io.IOException;
+import java.util.Iterator;
+
+import org.eclipse.emf.codegen.ecore.genmodel.GenModelPackage;
+import org.eclipse.emf.common.util.EList;
+import org.eclipse.emf.common.util.URI;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.ecore.EcorePackage;
+import org.eclipse.emf.ecore.resource.Resource;
+import org.eclipse.emf.ecore.xcore.XcoreInjectorProvider;
+import org.eclipse.emf.ecore.xcore.XcoreStandaloneSetup;
+import org.eclipse.emf.ecore.xcore.resource.XcoreResource;
+import org.eclipse.xtext.common.types.TypesPackage;
+import org.eclipse.xtext.junit4.InjectWith;
+import org.eclipse.xtext.junit4.XtextRunner;
+import org.eclipse.xtext.resource.IEObjectDescription;
+import org.eclipse.xtext.resource.IResourceDescription;
+import org.eclipse.xtext.resource.IResourceDescription.Manager;
+import org.eclipse.xtext.resource.XtextResource;
+import org.eclipse.xtext.resource.XtextResourceSet;
+import org.eclipse.xtext.util.StringInputStream;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import com.google.inject.Guice;
+import com.google.inject.Inject;
+import com.google.inject.Injector;
+import com.google.inject.Provider;
+
+@RunWith(XtextRunner.class)
+@InjectWith(LazyGenmodelInferenceTest.MyXcoreInjectorProvider.class)
+public class LazyGenmodelInferenceTest {
+
+	@Inject
+	private Provider<XtextResourceSet> resourceSetProvider;
+	
+	public static class MyXcoreInjectorProvider extends XcoreInjectorProvider {
+		
+		private Injector injector;
+		
+		@Override
+		public Injector getInjector() {
+			if (injector == null) {
+				this.injector = new XcoreStandaloneSetup() {
+					@Override
+					public Injector createInjector() {
+						return Guice.createInjector(new org.eclipse.emf.ecore.xcore.XcoreRuntimeModule() {
+							public Class<? extends XtextResource> bindXtextResource() {
+								return InspectableXcoreResource.class;
+							}
+						});
+					}
+				}.createInjectorAndDoEMFRegistration();
+			}
+			return injector;
+		}
+		
+		@Override
+		public void setupRegistry() {
+			super.setupRegistry();
+			if (injector != null) {
+				new XcoreStandaloneSetup().register(injector);
+			}
+		}
+	}
+	
+	public static class InspectableXcoreResource extends XcoreResource {
+		
+		public EList<EObject> getContentsUnsafe() {
+			return contents;
+		}
+		
+	}
+	
+	@Test
+	public void testSetup() {
+		XtextResourceSet resourceSet = resourceSetProvider.get();
+		Resource resource = resourceSet.createResource(URI.createURI("foo.xcore"));
+		assertTrue(resource.toString(), resource instanceof InspectableXcoreResource);
+		assertNull(((InspectableXcoreResource)resource).getContentsUnsafe());
+	}
+	
+	@Test
+	public void testContentsWithoutDerived() throws IOException {
+		XtextResourceSet resourceSet = resourceSetProvider.get();
+		Resource resource = resourceSet.createResource(URI.createURI("foo.xcore"));
+		resource.load(new StringInputStream("package foo.bar class Baz {}"), null);
+		assertEquals(1, ((InspectableXcoreResource)resource).getContentsUnsafe().size());
+	}
+	
+	@Test
+	public void testContentsWithDerived() throws IOException {
+		XtextResourceSet resourceSet = resourceSetProvider.get();
+		Resource resource = resourceSet.createResource(URI.createURI("foo.xcore"));
+		resource.load(new StringInputStream("package foo.bar class Baz {}"), null);
+		assertTrue(1 < resource.getContents().size());
+	}
+	
+	public void testResourceDescriptionManagerDoesNotResolve() throws IOException {
+		XtextResourceSet resourceSet = resourceSetProvider.get();
+		InspectableXcoreResource resource = (InspectableXcoreResource) resourceSet.createResource(URI.createURI("foo.xcore"));
+		resource.load(new StringInputStream("package foo.bar class Baz {}"), null);
+		Manager manager = resource.getResourceServiceProvider().getResourceDescriptionManager();
+		IResourceDescription resourceDescription = manager.getResourceDescription(resource);
+		
+		Iterator<IEObjectDescription> eclass = resourceDescription.getExportedObjectsByType(EcorePackage.Literals.ECLASS)
+		    .iterator();
+		Iterator<IEObjectDescription> genclass = resourceDescription.getExportedObjectsByType(
+		    GenModelPackage.Literals.GEN_CLASS).iterator();
+		Iterator<IEObjectDescription> jvmTypes = resourceDescription.getExportedObjectsByType(
+		    TypesPackage.Literals.JVM_GENERIC_TYPE).iterator();
+		final String expected = "foo.bar.Baz";
+		assertEquals(expected, eclass.next().getName().toString());
+		assertFalse(eclass.hasNext());
+		assertEquals(expected, genclass.next().getName().toString());
+		assertFalse(genclass.hasNext());
+		assertEquals(expected, jvmTypes.next().getName().toString());
+		assertEquals(expected + "Impl", jvmTypes.next().getName().toString());
+		assertFalse(genclass.hasNext());
+		
+		assertEquals(1, resource.getContentsUnsafe().size());
+	}
+	
+}