def test_empty_attributes(self):
self._attributes = AttributeSet({})
grouped_by_browser = self._get_grouped_by_browser()
attributes_instability = _compute_attributes_instability(
grouped_by_browser, self._attributes)
expected_result = {}
self.assertDictEqual(expected_result, attributes_instability)
def test_clean_dataset(self):
grouped_by_browser = self._get_grouped_by_browser()
attributes_instability = _compute_attributes_instability(
grouped_by_browser, self._attributes)
expected_result = {
ATTRIBUTES[0]: 0.0,
ATTRIBUTES[1]: 0.0,
ATTRIBUTES[2]: 0.0
}
self.assertDictEqual(expected_result, attributes_instability)
def test_dummy_dataset_with_changes(self):
self._dataset = DummyDatasetWithChanges()
grouped_by_browser = self._get_grouped_by_browser()
attributes_instability = _compute_attributes_instability(
grouped_by_browser, self._attributes)
expected_result = {
ATTRIBUTES[0]: 1 / 2,
ATTRIBUTES[1]: 1.0,
ATTRIBUTES[2]: 0.0
}
self.assertDictEqual(expected_result, attributes_instability)
def test_dummy_fingerprint_dataset(self):
self._dataset = DummyFingerprintDataset()
grouped_by_browser = self._get_grouped_by_browser()
attributes_instability = _compute_attributes_instability(
grouped_by_browser, self._attributes)
expected_result = {
ATTRIBUTES[0]: 0.0,
ATTRIBUTES[1]: 0.0,
ATTRIBUTES[2]: 0.0
}
self.assertDictEqual(expected_result, attributes_instability)
def test_unexistent_attribute(self):
self._attributes.add(UNEXISTENT_ATTRIBUTE)
grouped_by_browser = self._get_grouped_by_browser()
with self.assertRaises(KeyError):
_compute_attributes_instability(grouped_by_browser,
self._attributes)