1 files changed, 81 insertions, 0 deletions
diff --git a/bundles/org.eclipse.equinox.p2.tests/src/org/eclipse/equinox/prov/tests/director/SingletonTest.java b/bundles/org.eclipse.equinox.p2.tests/src/org/eclipse/equinox/prov/tests/director/SingletonTest.java
new file mode 100644
index 000000000..016ce7882
--- /dev/null
+++ b/bundles/org.eclipse.equinox.p2.tests/src/org/eclipse/equinox/prov/tests/director/SingletonTest.java
@@ -0,0 +1,81 @@
+/*******************************************************************************
+ * Copyright (c) 2007 IBM Corporation 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
+ * 
+ * Contributors: IBM Corporation - initial API and implementation
+ ******************************************************************************/
+package org.eclipse.equinox.prov.tests.director;
+
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.NullProgressMonitor;
+import org.eclipse.equinox.prov.director.IDirector;
+import org.eclipse.equinox.prov.engine.Profile;
+import org.eclipse.equinox.prov.metadata.IInstallableUnit;
+import org.eclipse.equinox.prov.metadata.InstallableUnit;
+import org.eclipse.equinox.prov.tests.AbstractProvisioningTest;
+import org.osgi.framework.Version;
+
+public class SingletonTest extends AbstractProvisioningTest {
+	InstallableUnit f1;
+	InstallableUnit f1_1;
+
+	InstallableUnit f2;
+	InstallableUnit f2_1;
+
+	InstallableUnit junit38;
+	InstallableUnit junit40;
+
+	IDirector director;
+	Profile profile;
+
+	protected void setUp() throws Exception {
+		f1 = new InstallableUnit();
+		f1.setId("f1");
+		f1.setVersion(new Version(1, 0, 0));
+		f1.setSingleton(true);
+
+		f1_1 = new InstallableUnit();
+		f1_1.setId("f1");
+		f1_1.setVersion(new Version(1, 1, 0));
+		f1_1.setSingleton(true);
+
+		f2 = new InstallableUnit();
+		f2.setId("f2");
+		f2.setVersion(new Version(1, 0, 0));
+		f2.setSingleton(true);
+
+		f2_1 = new InstallableUnit();
+		f2_1.setId("f2");
+		f2_1.setVersion(new Version(1, 0, 1));
+
+		junit38 = new InstallableUnit();
+		junit38.setId("junit");
+		junit38.setVersion(new Version(3, 8, 1));
+
+		junit40 = new InstallableUnit();
+		junit40.setId("junit");
+		junit40.setVersion(new Version(4, 0, 1));
+
+		createTestMetdataRepository(new IInstallableUnit[] {f1, f1_1, junit38, junit40, f2, f2_1});
+
+		profile = new Profile("TestProfile." + getName());
+		director = createDirector();
+	}
+
+	public void testMultipleVersionNonSingleton() {
+		//The installation of junit38 and junit 40 together should succeed
+		assertEquals(director.install(new IInstallableUnit[] {junit38, junit40}, profile, null, new NullProgressMonitor()).getSeverity(), IStatus.OK);
+	}
+
+	public void testMultipleVersionSingleton() {
+		//The installation of junit38 and junit 40 together should succeed
+		assertEquals(director.install(new IInstallableUnit[] {f1, f1_1}, profile, null, new NullProgressMonitor()).getSeverity(), IStatus.ERROR);
+	}
+
+	public void testMultipleVersionSingleton2() {
+		//The installation of junit38 and junit 40 together should succeed
+		assertEquals(director.install(new IInstallableUnit[] {f2, f2_1}, profile, null, new NullProgressMonitor()).getSeverity(), IStatus.ERROR);
+	}
+}