new clone_equals test

clone_unittest.cc.jinja2

TEST(SGObject,clone_equals_{{class}})
{
	const char* class_name="{{class}}";
	CSGObject* object = new_sgserializable(class_name, PT_NOT_GENERIC);
	ASSERT_TRUE(object != NULL);

	/* test for get_name() */
	ASSERT_TRUE(strcmp(object->get_name(), class_name) == 0);

	/* test for .equals() */
	CSGObject* object2 = new_sgserializable(class_name, PT_NOT_GENERIC);
	ASSERT_TRUE(object2 != NULL);
	ASSERT_TRUE(object->equals(object2));
	SG_UNREF(object2);

	/* test for .clone() */
	CSGObject* clone = object->clone();
	ASSERT_TRUE(clone != NULL);

	/* test for .clone() + .equals() */
	EXPECT_TRUE(object->equals(clone));
	
	SG_UNREF(object);
	SG_UNREF(clone);
}