Added managed session tests commit/rollback/implicit etc.

Author: cbegin

src/test/java/org/apache/ibatis/session/SqlSessionManagerTest.java

@@ -317,6 +317,47 @@ public void shouldInsertAuthorUsingMapperClass() throws Exception {
     assertEquals(expected.getBio(), actual.getBio());
   }
 
+  @Test
+  public void shouldCommitInsertedAuthor() throws Exception {
+    try {
+      manager.startManagedSession();
+      AuthorMapper mapper = manager.getMapper(AuthorMapper.class);
+      Author expected = new Author(500, "cbegin", "******", "[email protected]", "Something...", null);
+      mapper.insertAuthor(expected);
+      manager.commit();
+      Author actual = mapper.selectAuthor(500);
+      assertNotNull(actual);
+    } finally {
+      manager.close();
+    }
+  }
+
+  @Test
+  public void shouldRollbackInsertedAuthor() throws Exception {
+    try {
+      manager.startManagedSession();
+      AuthorMapper mapper = manager.getMapper(AuthorMapper.class);
+      Author expected = new Author(500, "cbegin", "******", "[email protected]", "Something...", null);
+      mapper.insertAuthor(expected);
+      manager.rollback();
+      Author actual = mapper.selectAuthor(500);
+      assertNull(actual);
+    } finally {
+      manager.close();
+    }
+  }
+
+  @Test
+  public void shouldImplicitlyRollbackInsertedAuthor() throws Exception {
+    manager.startManagedSession();
+    AuthorMapper mapper = manager.getMapper(AuthorMapper.class);
+    Author expected = new Author(500, "cbegin", "******", "[email protected]", "Something...", null);
+    mapper.insertAuthor(expected);
+    manager.close();
+    Author actual = mapper.selectAuthor(500);
+    assertNull(actual);
+  }
+
   @Test
   public void shouldDeleteAuthorUsingMapperClass() throws Exception {
     AuthorMapper mapper = manager.getMapper(AuthorMapper.class);