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[utils] / test / enterprise / src / test / java / org / wamblee / test / transactions / SimpleUserTransactionTest.java

diff --git a/test/enterprise/src/test/java/org/wamblee/test/transactions/SimpleUserTransactionTest.java b/test/enterprise/src/test/java/org/wamblee/test/transactions/SimpleUserTransactionTest.java
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+++ b/test/enterprise/src/test/java/org/wamblee/test/transactions/SimpleUserTransactionTest.java
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+/*
+ * Copyright 2005-2010 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.wamblee.test.transactions;
+
+import static junit.framework.Assert.*;
+import static org.mockito.Matchers.*;
+import static org.mockito.Mockito.*;
+
+import javax.transaction.HeuristicMixedException;
+import javax.transaction.NotSupportedException;
+import javax.transaction.RollbackException;
+import javax.transaction.Status;
+
+import org.junit.Before;
+import org.junit.Test;
+
+public class SimpleUserTransactionTest {
+
+    private UserTransactionCallback callback;
+    private TransactionResource resource1;
+    private TransactionResource resource2;
+    private Object tx1;
+    private Object tx2;
+
+    private SimpleUserTransaction tx;
+
+    @Before
+    public void setUp() {
+        callback = mock(UserTransactionCallback.class);
+        resource1 = mock(TransactionResource.class);
+        resource2 = mock(TransactionResource.class);
+        tx1 = mock(Object.class);
+        tx2 = mock(Object.class);
+        when(resource1.begin()).thenReturn(tx1);
+        when(resource2.begin()).thenReturn(tx2);
+    }
+
+    @Test
+    public void testTransactionBegin() throws Exception {
+        tx = new SimpleUserTransaction(callback, resource1);
+        assertEquals(Status.STATUS_NO_TRANSACTION, tx.getStatus());
+        tx.begin();
+        verify(resource1).begin();
+        verifyNoMoreInteractions(resource1);
+        reset(resource1);
+        assertEquals(Status.STATUS_ACTIVE, tx.getStatus());
+
+    }
+
+    @Test
+    public void testTransactionCommit() throws Exception {
+        testTransactionBegin();
+        tx.commit();
+        verify(resource1).commit(same(tx1));
+        verifyNoMoreInteractions(resource1);
+        verify(callback).transactionFinished();
+        assertEquals(Status.STATUS_NO_TRANSACTION, tx.getStatus());
+    }
+
+    @Test
+    public void testTransactionRollback() throws Exception {
+        testTransactionBegin();
+        tx.rollback();
+        verify(resource1).rollback(same(tx1));
+        verifyNoMoreInteractions(resource1);
+        assertEquals(Status.STATUS_NO_TRANSACTION, tx.getStatus());
+        verify(callback).transactionFinished();
+    }
+
+    @Test
+    public void testTransactionStatusSetrollbackOnly() throws Exception {
+        testTransactionBegin();
+        tx.setRollbackOnly();
+        assertEquals(Status.STATUS_MARKED_ROLLBACK, tx.getStatus());
+        verifyNoMoreInteractions(callback);
+    }
+
+    @Test
+    public void testTransactionRollbackWhenSetRollbackOnly() throws Exception {
+        testTransactionStatusSetrollbackOnly();
+        tx.rollback();
+        assertEquals(Status.STATUS_NO_TRANSACTION, tx.getStatus());
+        verify(resource1).rollback(same(tx1));
+        verifyNoMoreInteractions(resource1);
+    }
+
+    @Test
+    public void testTransactionCommitWhenSetRollbackOnly() throws Exception {
+        testTransactionStatusSetrollbackOnly();
+        try {
+            tx.commit();
+            fail();
+        } catch (RollbackException e) {
+            assertEquals(Status.STATUS_NO_TRANSACTION, tx.getStatus());
+        }
+    }
+
+    @Test
+    public void testMultipleResources() throws Exception {
+        tx = new SimpleUserTransaction(callback, resource1, resource2);
+        tx.begin();
+        verify(resource1).begin();
+        verify(resource2).begin();
+        verifyNoMoreInteractions(resource1, resource2);
+        reset(resource1, resource2);
+        assertEquals(Status.STATUS_ACTIVE, tx.getStatus());
+        tx.commit();
+        verify(resource1).commit(same(tx1));
+        verify(resource2).commit(same(tx2));
+
+        verifyNoMoreInteractions(resource1, resource2);
+        verify(callback).transactionFinished();
+    }
+
+    @Test
+    public void testSetTransactionTimeoutIgnored() throws Exception {
+        testTransactionBegin();
+        tx.setTransactionTimeout(1000);
+    }
+
+    @Test(expected = NotSupportedException.class)
+    public void testNestedTransaction() throws Exception {
+        testTransactionBegin();
+        tx.begin();
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testCommitWhileNotInATransaction() throws Exception {
+        tx = new SimpleUserTransaction(callback, resource1);
+        tx.commit();
+    }
+
+    @Test
+    public void testCommitFailsOnSomeResources() throws Exception {
+        tx = new SimpleUserTransaction(callback, resource1, resource2);
+        tx.begin();
+        doThrow(new RuntimeException("failed")).when(resource1).commit(any());
+        try {
+            tx.commit();
+            fail();
+        } catch (HeuristicMixedException e) {
+            verify(resource2).rollback(same(tx2));
+        }
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testRollbackWhileNotInATransaction() throws Exception {
+        tx = new SimpleUserTransaction(callback, resource1);
+        tx.rollback();
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testSetrollbackonlyWhileNotInATransaction() throws Exception {
+        tx = new SimpleUserTransaction(callback, resource1);
+        tx.setRollbackOnly();
+    }
+}