def test_ordered_results_has_results_post_reset(self):
"""
Test that an empty list is returned after a reset where there was a
cached value before the reset.
"""
iqrs = IqrSession()
# Mocking results map existing for return.
d0 = DescriptorMemoryElement('', 0).set_vector([0])
d1 = DescriptorMemoryElement('', 1).set_vector([1])
d2 = DescriptorMemoryElement('', 2).set_vector([2])
d3 = DescriptorMemoryElement('', 3).set_vector([3])
iqrs.results = {
d0: 0.0,
d1: 0.8,
d2: 0.2,
d3: 0.4,
}
# Initial call to ``ordered_results`` should have a non-None return.
assert iqrs.ordered_results() is not None
iqrs.reset()
# Post-reset, there should be no results nor cache.
actual = iqrs.ordered_results()
assert actual == []
def test_reset_result_cache_invalidation(self):
"""
Test that calling the reset method resets the result view caches to
None.
"""
# Setup initial IQR session state
iqrs = IqrSession()
iqrs._ordered_pos = iqrs._ordered_neg = iqrs._ordered_non_adj = True
iqrs.reset()
assert iqrs._ordered_pos is None
assert iqrs._ordered_neg is None
assert iqrs._ordered_non_adj is None