assertEquals(result.size(), 2);
assertEquals(result.size(), 3);
	public void testReadResponsableForExecutionCoursesByTeacherNumber() {		List result = null;		//read existing		try {			persistentSupport.iniciarTransaccao();			result =				persistentTeacher.readResponsibleForExecutionCoursesByNumber(					new Integer("1"));			persistentSupport.confirmarTransaccao();		} catch (ExcepcaoPersistencia excepcaoPersistencia) {			fail("testReadResponsableForExecutionCoursesByTeacherNumber: readResponsableForExecutionCourses");		}		assertNotNull(result);		assertEquals(result.size(), 2);		//read unexisting		result = null;		try {			persistentSupport.iniciarTransaccao();			result =				persistentTeacher.readResponsibleForExecutionCoursesByNumber(					new Integer("222"));			persistentSupport.confirmarTransaccao();		} catch (ExcepcaoPersistencia excepcaoPersistencia) {			fail("testReadResponsableForExecutionCoursesByTeacherNumber: readResponsableForExecutionCourses");		}		assertNotNull(result);		assertEquals(result.isEmpty(), true);	}