def test_setting_a_zero_tier_step_limit_is_truncated_to_no_limit(self):
project = ProjectLayout()
project.setTierStepLimit(0)
self.assertEqual(1, project.getMinimumReachableTier(5))
def test_the_minimum_reachable_tier_is_able_to_be_limited(self):
project = ProjectLayout()
project.setTierStepLimit(2)
self.assertEqual(3, project.getMinimumReachableTier(5))
def test_the_minimum_reachable_tier_is_never_less_than_one(self):
project = ProjectLayout()
project.setTierStepLimit(9)
self.assertEqual(1, project.getMinimumReachableTier(5))
def test_the_minimum_reachable_tier_is_normally_one(self):
project = ProjectLayout()
self.assertEqual(1, project.getMinimumReachableTier(5))