Fix: Language Inhertiance has Problem with Alternatives and References (see: https://bugs.eclipse.org/bugs/show_bug.cgi?id=265111)

1 files changed, 37 insertions, 0 deletions

diff --git a/tests/org.eclipse.xtext.generator.tests/src/org/eclipse/xtext/grammarinheritance/Bug265111Test.java b/tests/org.eclipse.xtext.generator.tests/src/org/eclipse/xtext/grammarinheritance/Bug265111Test.java
new file mode 100644
index 0000000..0234f2b
--- a/dev/null
+++ b/tests/org.eclipse.xtext.generator.tests/src/org/eclipse/xtext/grammarinheritance/Bug265111Test.java
@@ -0,0 +1,37 @@
+/*******************************************************************************
+ * Copyright (c) 2009 itemis AG (http://www.itemis.eu) and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *******************************************************************************/
+package org.eclipse.xtext.grammarinheritance;
+
+import org.eclipse.emf.ecore.resource.Resource;
+import org.eclipse.xtext.Grammar;
+import org.eclipse.xtext.XtextStandaloneSetup;
+import org.eclipse.xtext.junit.AbstractXtextTests;
+
+/**
+ * @author Sebastian Zarnekow - Initial contribution and API
+ */
+public class Bug265111Test extends AbstractXtextTests {
+
+	@Override
+	protected void setUp() throws Exception {
+		super.setUp();
+		with(XtextStandaloneSetup.class);
+	}
+
+	public void testParseGrammar() throws Exception {
+		String grammar = "language test extends org.eclipse.xtext.grammarinheritance.BaseInheritanceTestLanguage\n" +
+				"generate test 'http://test'\n" +
+				"Root: A | Model;" +
+				"A: 'A' name=ID;";
+		Resource r = getResourceFromString(grammar);
+		Grammar g = (Grammar) r.getContents().get(0);
+		assertEquals("test", g.getName());
+		assertEquals(r.getErrors().toString(), 1, r.getErrors().size());
+
+	}
+}