Merge "Add Mycilla code to odlguice"

[odlguice.git] / inject / inject-guice-extensions / jsr250 / src / test / java / org / opendaylight / odlguice / inject / guice / extensions / jsr250 / tests / MycilaDestroyOrderTest.java

diff --git a/inject/inject-guice-extensions/jsr250/src/test/java/org/opendaylight/odlguice/inject/guice/extensions/jsr250/tests/MycilaDestroyOrderTest.java b/inject/inject-guice-extensions/jsr250/src/test/java/org/opendaylight/odlguice/inject/guice/extensions/jsr250/tests/MycilaDestroyOrderTest.java
new file mode 100755 (executable)
index 0000000..79a0af4
--- /dev/null
+++ b/inject/inject-guice-extensions/jsr250/src/test/java/org/opendaylight/odlguice/inject/guice/extensions/jsr250/tests/MycilaDestroyOrderTest.java
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2010 Mycila (mathieu.carbou@gmail.com)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *         http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.opendaylight.odlguice.inject.guice.extensions.jsr250.tests;
+
+import com.google.inject.AbstractModule;
+import com.google.inject.Guice;
+import com.google.inject.Stage;
+import javax.annotation.PreDestroy;
+import javax.inject.Inject;
+import javax.inject.Singleton;
+import org.junit.Test;
+import org.opendaylight.odlguice.inject.guice.extensions.closeable.CloseableInjector;
+import org.opendaylight.odlguice.inject.guice.extensions.closeable.CloseableModule;
+import org.opendaylight.odlguice.inject.guice.extensions.jsr250.Jsr250Module;
+
+/**
+ * This code originated in https://github.com/mycila/guice and was forked into
+ * OpenDaylight.
+ * @author Mathieu Carbou (mathieu.carbou@gmail.com)
+ */
+public class MycilaDestroyOrderTest {
+
+    @Singleton
+    public static class Repository {
+        private boolean closed = false;
+
+        @PreDestroy
+        public void close() {
+            closed = true;
+        }
+
+        public void writeApplicationStatus(String message) {
+            if (closed) {
+                throw new IllegalStateException("Repository closed!");
+            }
+        }
+    }
+
+    @Singleton
+    public static class Service {
+        @Inject
+        private Repository repository;
+
+        @PreDestroy
+        public void destroy() {
+            repository.writeApplicationStatus("Closing application");
+        }
+    }
+
+    @Test
+    public void testDestroyOrder() {
+
+        // This test fails because Mycila destroys singletons in the order they are bound
+
+        CloseableInjector injector = Guice
+                .createInjector(Stage.PRODUCTION, new Jsr250Module(), new CloseableModule(), new AbstractModule() {
+                    @Override
+                    protected void configure() {
+                        bind(Repository.class);
+                        bind(Service.class);
+                    }
+                }).getInstance(CloseableInjector.class);
+
+        injector.close();
+    }
+}