def test_transform_treasuries_data(self):
'''
Test the transformation of the raw data received from the fed
treasury website into the form we use downstream
'''
test_data = os.path.join(self.data_folder,
'test_transform_treasuries_data.data.py')
data = utils.deserialise_obj(test_data)
result = data_loader.transform_treasuries_data(data)
test_result = os.path.join(self.data_folder,
'test_transform_treasuries_data.result.py')
base_result = utils.deserialise_obj(test_result)
self.assertEqual(result, base_result)
def test_transform_google_timeseries(self):
"""
Test the transformation of the raw data received from google
into the form we use downstream
"""
test_data = os.path.join(self.data_folder,
'test_transform_google_timeseries.data.py')
data = utils.deserialise_obj(test_data)
result = data_loader.transform_google_timeseries(data)
test_result = os.path.join(self.data_folder,
'test_transform_google_timeseries.result.py')
base_result = utils.deserialise_obj(test_result)
self.assertEqual(result, base_result)
def get_from_cache(id):
'''
Check whether the series with the input id is present in the cache
'''
if id is None:
return False
cache_file = get_cache_filename(id)
if os.path.exists(cache_file):
return utils.deserialise_obj(cache_file)
return False
def test_serialise_deserialise_obj(self):
'''
This tests the round trip: serialise an object then deserialise
it and check we get back what we started with
It's intended as a test for the two functions:
utils.serialise_obj
utils.deserialise_obj
'''
data = {
'a': [5.97, 2.97, 8.2502, 4],
'b': 'hello',
'c': True
}
fd, tmpfile = tempfile.mkstemp(suffix='.py')
try:
utils.serialise_obj(data, tmpfile)
result = utils.deserialise_obj(tmpfile)
finally:
os.remove(tmpfile)
self.assertEqual(data, result)