java.lang.AssertionError: select hibernate_sequence.nextval from dual expected:<1> but was:<0>
	at org.junit.Assert.fail(Assert.java:93)
	at org.junit.Assert.failNotEquals(Assert.java:647)
	at org.junit.Assert.assertEquals(Assert.java:128)
	at org.junit.Assert.assertEquals(Assert.java:472)
	at org.hibernate.test.annotations.onetoone.OneToOneTest$JoinCounter.onPrepareStatement(OneToOneTest.java:440)
	at org.hibernate.internal.SessionImpl.onPrepareStatement(SessionImpl.java:522)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.<init>(StatementPreparerImpl.java:173)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$1.<init>(StatementPreparerImpl.java:93)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.buildPreparedStatementPreparationTemplate(StatementPreparerImpl.java:93)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareStatement(StatementPreparerImpl.java:83)
	at org.hibernate.id.enhanced.SequenceStructure$1.getNextValue(SequenceStructure.java:96)
	at org.hibernate.id.enhanced.OptimizerFactory$NoopOptimizer.generate(OptimizerFactory.java:257)
	at org.hibernate.id.enhanced.SequenceStyleGenerator.generate(SequenceStyleGenerator.java:369)
	at org.hibernate.event.internal.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:117)
	at org.hibernate.event.internal.DefaultPersistEventListener.entityIsTransient(DefaultPersistEventListener.java:208)
	at org.hibernate.event.internal.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:151)
	at org.hibernate.event.internal.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:78)
	at org.hibernate.internal.SessionImpl.firePersist(SessionImpl.java:772)
	at org.hibernate.internal.SessionImpl.persist(SessionImpl.java:746)
	at org.hibernate.internal.SessionImpl.persist(SessionImpl.java:750)
	at org.hibernate.test.annotations.onetoone.OneToOneTest.testPkOneToOneSelectStatementDoesNotGenerateExtraJoin(OneToOneTest.java:342)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42)
	at org.hibernate.testing.junit4.ExtendedFrameworkMethod.invokeExplosively(ExtendedFrameworkMethod.java:63)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:30)
	at org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:62)