def test_profile_merge_edge_case(self):
data = [2.0, 'not a float', 6.0, 'not a float']
df = pd.Series(data).apply(str)
profiler1 = FloatColumn("Float")
profiler1.update(df)
profiler1.match_count = 0
data2 = [10.0, 'not a float', 15.0, 'not a float']
df2 = pd.Series(data2).apply(str)
profiler2 = FloatColumn("Float")
profiler2.update(df2)
profiler3 = profiler1 + profiler2
self.assertEqual(profiler3.stddev, profiler2.stddev)
# test merge with empty data
df1 = pd.Series([], dtype=object)
profiler1 = FloatColumn("Float")
profiler1.update(df1)
df2 = pd.Series([], dtype=object)
profiler2 = FloatColumn("Float")
profiler2.update(df2)
profiler = profiler1 + profiler2
self.assertEqual(profiler.min, None)
self.assertEqual(profiler.max, None)
df3 = pd.Series([2.0, 3.0]).apply(str)
profiler3 = FloatColumn("Float")
profiler3.update(df3)
profiler = profiler1 + profiler3
self.assertEqual(profiler.min, 2.0)
self.assertEqual(profiler.max, 3.0)
df4 = pd.Series([4.0, 5.0]).apply(str)
profiler4 = FloatColumn("Float")
profiler4.update(df4)
profiler = profiler3 + profiler4
self.assertEqual(profiler.min, 2.0)
self.assertEqual(profiler.max, 5.0)
def test_profile_merge_no_bin_overlap(self):
data = [2.0, 'not a float', 6.0, 'not a float']
df = pd.Series(data).apply(str)
profiler1 = FloatColumn("Float")
profiler1.update(df)
profiler1.match_count = 0
data2 = [10.0, 'not a float', 15.0, 'not a float']
df2 = pd.Series(data2).apply(str)
profiler2 = FloatColumn("Float")
profiler2.update(df2)
# set bin names so no overlap
profiler1.histogram_bin_method_names = ['No overlap 1']
profiler2.histogram_bin_method_names = ['No overlap 2']
with self.assertRaisesRegex(
ValueError, 'Profiles have no overlapping bin methods '
'and therefore cannot be added together.'):
profiler1 + profiler2
