public void testNext() throws Exception { assertEquals("a", reader.read()); assertEquals("b", reader.read()); assertEquals("c", reader.read()); assertEquals(null, reader.read()); }
public void testTransactionalExhausted() throws Exception { PlatformTransactionManager transactionManager = new ResourcelessTransactionManager(); final List<Object> taken = new ArrayList<>(); new TransactionTemplate(transactionManager).execute(new TransactionCallback<Void>() { @Override public Void doInTransaction(TransactionStatus status) { Object next = reader.read(); while (next != null) { taken.add(next); next = reader.read(); } return null; } }); assertEquals(3, taken.size()); assertEquals("a", taken.get(0)); }
public void testRollback() throws Exception { PlatformTransactionManager transactionManager = new ResourcelessTransactionManager(); final List<Object> taken = new ArrayList<>(); try { new TransactionTemplate(transactionManager).execute(new TransactionCallback<Void>() { @Override public Void doInTransaction(TransactionStatus status) { taken.add(reader.read()); throw new RuntimeException("Rollback!"); } }); fail("Expected RuntimeException"); } catch (RuntimeException e) { assertEquals("Rollback!", e.getMessage()); } assertEquals(1, taken.size()); assertEquals("a", taken.get(0)); taken.clear(); Object next = reader.read(); while (next != null) { taken.add(next); next = reader.read(); } System.err.println(taken); assertTrue(taken.contains("a")); }
public void testCommit() throws Exception { PlatformTransactionManager transactionManager = new ResourcelessTransactionManager(); final List<Object> taken = new ArrayList<>(); try { new TransactionTemplate(transactionManager).execute(new TransactionCallback<Void>() { @Override public Void doInTransaction(TransactionStatus status) { taken.add(reader.read()); return null; } }); } catch (RuntimeException e) { fail("Unexpected RuntimeException"); assertEquals("Rollback!", e.getMessage()); } assertEquals(1, taken.size()); assertEquals("a", taken.get(0)); taken.clear(); Object next = reader.read(); while (next != null) { taken.add(next); next = reader.read(); } // System.err.println(taken); assertFalse(taken.contains("a")); }