@Test
public void shouldReturnNullLocationWhenACriteriaFailsAndNoBestExists() {
addCriteria(failsCriteria);
Location location = bestLocationDelegate.getBestLastKnownLocation();
assertNull(location);
assertNotSame(location, candidateLocation);
}
@Test
public void shouldReturnCandidateLocationWhenAllCriteriaPass() {
addCriteria(passesCriteria);
mockAccurateLocation(locationManager);
Location location = bestLocationDelegate.getBestLastKnownLocation();
assertSame(location, candidateLocation);
}
@Test
public void shouldReturnPreviousGoodLocationIfACriteriaFailsForCandidate() {
LocationCriteria failsForCandidateCriteria = mock(LocationCriteria.class);
mockLessAccurateLocation(locationManager);
mockAccurateLocation(locationManager);
addCriteria(failsForCandidateCriteria);
when(failsForCandidateCriteria.passes(eq(previousLocation), any(Location.class)))
.thenReturn(true);
when(failsForCandidateCriteria.passes(candidateLocation, previousLocation)).thenReturn(false);
Location bestLastKnownLocation = bestLocationDelegate.getBestLastKnownLocation();
assertSame(previousLocation, bestLastKnownLocation);
}