def test_optimize_distinct(self):
"""
Unoptimized:
Selector._select({'col1': ['values']}, col2='xyz').distinct()
Optimized:
Selector._select_distinct({'col1': ['values']}, col2='xyz')
"""
unoptimized = (
(getattr, (RESULT_TOKEN, '_select'), {}),
(RESULT_TOKEN, ({
'col1': ['values']
}, ), {
'col2': 'xyz'
}),
(_sqlite_distinct, (RESULT_TOKEN, ), {}),
)
optimized = Query._optimize(unoptimized)
expected = (
(getattr, (RESULT_TOKEN, '_select_distinct'), {}),
(RESULT_TOKEN, ({
'col1': ['values']
}, ), {
'col2': 'xyz'
}),
)
self.assertEqual(optimized, expected)
def test_optimize_aggregation(self):
"""
Unoptimized:
Selector._select({'col1': ['values']}, col2='xyz').sum()
Optimized:
Selector._select_aggregate('SUM', {'col1': ['values']}, col2='xyz')
"""
unoptimized = (
(getattr, (RESULT_TOKEN, '_select'), {}),
(RESULT_TOKEN, ({
'col1': ['values']
}, ), {
'col2': 'xyz'
}),
(_apply_to_data, (
_sqlite_sum,
RESULT_TOKEN,
), {}),
)
optimized = Query._optimize(unoptimized)
expected = (
(getattr, (RESULT_TOKEN, '_select_aggregate'), {}),
(RESULT_TOKEN, (
'SUM',
{
'col1': ['values']
},
), {
'col2': 'xyz'
}),
)
self.assertEqual(optimized, expected)
