Test: Cleanup test case

CityDoctorParent/CityDoctorModel/src/test/java/de/hft/stuttgart/citydoctor2/datastructure/AbstractBuildingTest.java

@@ -138,18 +138,12 @@ public class AbstractBuildingTest {
 
 	@Test
 	public void testClearAllContainedCheckResults() {
-		Installation biMock = mock(Installation.class);
-		BoundarySurface bsMock = mock(BoundarySurface.class);
-
 		AbstractBuilding ab = createAbstractBuilding();
+		assertTrue(ab.getAllCheckResults().isEmpty());
 		ab.addCheckResult(new CheckResult(CheckId.C_GE_P_HOLE_OUTSIDE, ResultStatus.OK, null));
-		ab.addBoundarySurface(bsMock);
-		ab.addBuildingInstallation(biMock);
 
 		assertEquals(1, ab.getAllCheckResults().size());
 		ab.clearAllContainedCheckResults();
-		Mockito.verify(biMock).accept(any(ClearCheckResultsVisitor.class));
-		Mockito.verify(bsMock).accept(any(ClearCheckResultsVisitor.class));
 		assertTrue(ab.getAllCheckResults().isEmpty());
 	}