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Aug 4, 2015
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TST: test_packers.TestMsgpack checks for minimum structure and extra … #10743

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18 changes: 17 additions & 1 deletion pandas/io/tests/test_packers.py
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Original file line number Diff line number Diff line change
Expand Up @@ -532,14 +532,30 @@ class TestMsgpack():
http://stackoverflow.com/questions/6689537/nose-test-generators-inside-class
"""
def setUp(self):
from pandas.io.tests.generate_legacy_storage_files import create_msgpack_data
from pandas.io.tests.generate_legacy_storage_files import (
create_msgpack_data, create_data)
self.data = create_msgpack_data()
self.all_data = create_data()
self.path = u('__%s__.msgpack' % tm.rands(10))
self.minimum_structure = {'series': ['float', 'int', 'mixed', 'ts', 'mi', 'dup'],
'frame': ['float', 'int', 'mixed', 'mi'],
'panel': ['float'],
'index': ['int', 'date', 'period'],
'mi': ['reg2']}

def check_min_structure(self, data):
for typ, v in self.minimum_structure.items():
assert typ in data, '"{0}" not found in unpacked data'.format(typ)
for kind in v:
assert kind in data[typ], '"{0}" not found in data["{1}"]'.format(kind, typ)

def compare(self, vf):
data = read_msgpack(vf)
self.check_min_structure(data)
for typ, dv in data.items():
assert typ in self.all_data, 'unpacked data contains extra key "{0}"'.format(typ)
for dt, result in dv.items():
assert dt in self.all_data[typ], 'data["{0}"] contains extra key "{1}"'.format(typ, dt)
try:
expected = self.data[typ][dt]
except KeyError:
Expand Down