Introduced SimpleTransactionScope (analogous to SimpleThreadScope)

Issue: SPR-13085

spring-tx/src/test/java/org/springframework/transaction/support/SimpleTransactionScopeTests.java

@@ -0,0 +1,127 @@
+/*
+ * Copyright 2002-2015 the original author or authors.
+ *
+ * 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.springframework.transaction.support;
+
+import org.junit.Test;
+
+import org.springframework.beans.factory.BeanCreationException;
+import org.springframework.beans.factory.support.GenericBeanDefinition;
+import org.springframework.context.support.GenericApplicationContext;
+import org.springframework.tests.sample.beans.DerivedTestBean;
+import org.springframework.tests.sample.beans.TestBean;
+
+import static org.junit.Assert.*;
+
+/**
+ * @author Juergen Hoeller
+ */
+public class SimpleTransactionScopeTests {
+
+	@Test
+	public void getFromScope() throws Exception {
+		GenericApplicationContext context = new GenericApplicationContext();
+		context.getBeanFactory().registerScope("tx", new SimpleTransactionScope());
+
+		GenericBeanDefinition bd1 = new GenericBeanDefinition();
+		bd1.setBeanClass(TestBean.class);
+		bd1.setScope("tx");
+		bd1.setPrimary(true);
+		context.registerBeanDefinition("txScopedObject1", bd1);
+
+		GenericBeanDefinition bd2 = new GenericBeanDefinition();
+		bd2.setBeanClass(DerivedTestBean.class);
+		bd2.setScope("tx");
+		context.registerBeanDefinition("txScopedObject2", bd2);
+
+		context.refresh();
+
+		try {
+			context.getBean(TestBean.class);
+			fail("Should have thrown BeanCreationException");
+		}
+		catch (BeanCreationException ex) {
+			// expected - no synchronization active
+			assertTrue(ex.getCause() instanceof IllegalStateException);
+		}
+
+		try {
+			context.getBean(DerivedTestBean.class);
+			fail("Should have thrown BeanCreationException");
+		}
+		catch (BeanCreationException ex) {
+			// expected - no synchronization active
+			assertTrue(ex.getCause() instanceof IllegalStateException);
+		}
+
+		TestBean bean1 = null;
+		DerivedTestBean bean2 = null;
+		DerivedTestBean bean2a = null;
+		DerivedTestBean bean2b = null;
+
+		TransactionSynchronizationManager.initSynchronization();
+		try {
+			bean1 = context.getBean(TestBean.class);
+			assertSame(bean1, context.getBean(TestBean.class));
+
+			bean2 = context.getBean(DerivedTestBean.class);
+			assertSame(bean2, context.getBean(DerivedTestBean.class));
+			context.getBeanFactory().destroyScopedBean("txScopedObject2");
+			assertFalse(TransactionSynchronizationManager.hasResource("txScopedObject2"));
+			assertTrue(bean2.wasDestroyed());
+
+			bean2a = context.getBean(DerivedTestBean.class);
+			assertSame(bean2a, context.getBean(DerivedTestBean.class));
+			assertNotSame(bean2, bean2a);
+			context.getBeanFactory().getRegisteredScope("tx").remove("txScopedObject2");
+			assertFalse(TransactionSynchronizationManager.hasResource("txScopedObject2"));
+			assertFalse(bean2a.wasDestroyed());
+
+			bean2b = context.getBean(DerivedTestBean.class);
+			assertSame(bean2b, context.getBean(DerivedTestBean.class));
+			assertNotSame(bean2, bean2a);
+			assertNotSame(bean2, bean2b);
+			assertNotSame(bean2a, bean2b);
+		}
+		finally {
+			TransactionSynchronizationUtils.triggerAfterCompletion(TransactionSynchronization.STATUS_COMMITTED);
+			TransactionSynchronizationManager.clearSynchronization();
+		}
+
+		assertFalse(bean2a.wasDestroyed());
+		assertTrue(bean2b.wasDestroyed());
+		assertTrue(TransactionSynchronizationManager.getResourceMap().isEmpty());
+
+		try {
+			context.getBean(TestBean.class);
+			fail("Should have thrown IllegalStateException");
+		}
+		catch (BeanCreationException ex) {
+			// expected - no synchronization active
+			assertTrue(ex.getCause() instanceof IllegalStateException);
+		}
+
+		try {
+			context.getBean(DerivedTestBean.class);
+			fail("Should have thrown IllegalStateException");
+		}
+		catch (BeanCreationException ex) {
+			// expected - no synchronization active
+			assertTrue(ex.getCause() instanceof IllegalStateException);
+		}
+	}
+
+}