forked from bruth/strconv
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test_strconv.py
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test_strconv.py
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#!/usr/bin/env python
import unittest
import strconv
from datetime import datetime, date, time
from dateutil.tz import tzoffset
class StrconvTestCase(unittest.TestCase):
def setUp(self):
self.s = strconv.Strconv()
def test_default(self):
self.assertEqual(len(self.s.converters), 0)
self.assertRaises(KeyError, self.s.get_converter, 'int')
self.assertEqual(self.s.convert('1'), '1')
def test_register(self):
self.s.register_converter('int', strconv.convert_int)
self.assertEqual(len(self.s.converters), 1)
self.assertEqual(self.s.convert('1'), 1)
self.assertEqual(self.s.get_converter('int'), strconv.convert_int)
def test_unregister(self):
self.s.register_converter('int', strconv.convert_int)
self.s.unregister_converter('int')
self.assertEqual(len(self.s.converters), 0)
self.assertEqual(self.s.convert('1'), '1')
def test_register_priority(self):
self.s.register_converter('int', strconv.convert_int)
self.s.register_converter('bool', strconv.convert_bool, priority=0)
self.assertEqual(self.s._order, ['bool', 'int'])
def test_register_none(self):
self.assertRaises(ValueError, self.s.register_converter,
None, lambda x: x)
self.assertRaises(ValueError, self.s.register_converter,
'name', None)
class ConvertTestCase(unittest.TestCase):
def test_convert(self):
self.assertEqual(strconv.convert('-3'), -3)
self.assertEqual(strconv.convert('+0.4'), 0.4)
self.assertEqual(strconv.convert('true'), True)
self.assertEqual(strconv.convert('3/20/2013'), date(2013, 3, 20))
self.assertEqual(strconv.convert('5:40 PM'), time(17, 40))
self.assertEqual(strconv.convert('March 4, 2013 5:40 PM'),
datetime(2013, 3, 4, 17, 40, 0))
self.assertEqual(strconv.convert('March 4, 2013 12:00 AM'),
datetime(2013, 3, 4, 0, 0))
def test_convert_include_type(self):
self.assertEqual(strconv.convert('-3', include_type=True), (-3, 'int'))
def test_convert_series(self):
self.assertEqual(list(strconv.convert_series(['+0.4'])), [0.4])
def test_convert_matrix(self):
self.assertEqual(list(strconv.convert_matrix([['+0.4']])), [(0.4,)])
class InferTestCase(unittest.TestCase):
def test_infer(self):
self.assertEqual(strconv.infer('-3'), 'int')
self.assertEqual(strconv.infer('+0.4'), 'float')
self.assertEqual(strconv.infer('true'), 'bool')
self.assertEqual(strconv.infer('3/20/2013'), 'date')
self.assertEqual(strconv.infer('5:40 PM'), 'time')
self.assertEqual(strconv.infer('March 4, 2013 5:40 PM'), 'datetime')
self.assertEqual(strconv.infer('2018-12-01 00:00:00'), 'datetime')
self.assertEqual(strconv.infer('March 4, 2013 12:00 PM'), 'datetime')
# Midnight
self.assertEqual(strconv.convert_datetime('2013-03-01 00:00:00'),
datetime(2013, 3, 1, 0, 0, 0))
self.assertEqual(strconv.convert_datetime('2018/03/01 00:00:00'),
datetime(2018, 3, 1, 0, 0, 0))
def test_infer_converted(self):
self.assertEqual(strconv.infer('-3', converted=True), int)
self.assertEqual(strconv.infer('+0.4', converted=True), float)
self.assertEqual(strconv.infer('true', converted=True), bool)
self.assertEqual(strconv.infer('3/20/2013', converted=True), date)
self.assertEqual(strconv.infer('5:40 PM', converted=True), time)
self.assertEqual(strconv.infer('March 4, 2013 5:40 PM',
converted=True), datetime)
def test_infer_series(self):
c0 = strconv.infer_series(['+0.4', '1.0', '0.'])
self.assertEqual(c0.most_common(), [('float', 3)])
self.assertEqual(c0.types['float'].freq(), 1.0)
self.assertEqual(c0.types['float'].count, 3)
self.assertEqual(c0.types['float'].size, 10) # default size
self.assertEqual(strconv.infer_series([]), None)
def test_infer_series_n(self):
c0 = strconv.infer_series(['+0.4', '1.0', '0.'], n=1)
self.assertEqual(c0.most_common(), [('float', 1)])
self.assertEqual(c0.types['float'].count, 1)
def test_infer_matrix(self):
c0, c1, c2 = strconv.infer_matrix([['+0.4', 'true', '50']])
self.assertEqual(c0.most_common(), [('float', 1)])
self.assertEqual(c0.types['float'].freq(), 1.0)
self.assertEqual(c0.size, 10) # default size
self.assertEqual(strconv.infer_matrix([]), [])
def test_infer_matrix_n(self):
c0, c1, c2 = strconv.infer_matrix([
['+0.4', 'true', '50'],
['+0.3', 'f', '0'],
], n=1)
self.assertEqual(c0.most_common(), [('float', 1)])
class ConverterTestCase(unittest.TestCase):
def test_convert_int(self):
self.assertEqual(strconv.convert_int('0'), 0)
self.assertEqual(strconv.convert_int('1'), 1)
self.assertEqual(strconv.convert_int('+1'), 1)
self.assertEqual(strconv.convert_int('-1'), -1)
def test_convert_float(self):
self.assertEqual(strconv.convert_float('0.'), 0.0)
self.assertEqual(strconv.convert_float('+.0'), 0.0)
self.assertEqual(strconv.convert_float('-.0'), 0.0)
self.assertEqual(strconv.convert_float('1.'), 1.0)
self.assertEqual(strconv.convert_float('+1.'), 1.0)
self.assertEqual(strconv.convert_float('-1.'), -1.0)
def test_convert_bool(self):
self.assertEqual(strconv.convert_bool('t'), True)
self.assertEqual(strconv.convert_bool('true'), True)
self.assertEqual(strconv.convert_bool('yes'), True)
self.assertEqual(strconv.convert_bool('f'), False)
self.assertEqual(strconv.convert_bool('false'), False)
self.assertEqual(strconv.convert_bool('no'), False)
def test_convert_date(self):
self.assertEqual(strconv.convert_date('2013-03-01'), date(2013, 3, 1))
self.assertEqual(strconv.convert_date('2013-3-1'), date(2013, 3, 1))
self.assertEqual(strconv.convert_date('3-1-2013'), date(2013, 3, 1))
self.assertEqual(strconv.convert_date('3/1/2013'), date(2013, 3, 1))
self.assertEqual(strconv.convert_date('3.1.2013'), date(2013, 3, 1))
self.assertEqual(strconv.convert_date('Mar 1, 2013'), date(2013, 3, 1))
def test_convert_time(self):
self.assertEqual(strconv.convert_time('01:30'), time(1, 30, 0))
self.assertEqual(strconv.convert_time('1:30'), time(1, 30, 0))
self.assertEqual(strconv.convert_time('1:30:40'), time(1, 30, 40))
self.assertEqual(strconv.convert_time('1:30:40 pm'), time(13, 30, 40))
self.assertEqual(strconv.convert_time('15:30:40'), time(15, 30, 40))
self.assertEqual(strconv.convert_time('5:30:40 AM'), time(5, 30, 40))
def test_convert_datetime(self):
tzoff = tzoffset(None, -18000)
self.assertEqual(strconv.convert_datetime('Mar 1, 2013T5:30:40 AM'),
datetime(2013, 3, 1, 5, 30, 40))
self.assertEqual(strconv.convert_datetime('Mar 1, 2013 5:30:40 AM'),
datetime(2013, 3, 1, 5, 30, 40))
self.assertRaises(ValueError, strconv.convert_datetime, 'foo')
# TZ
self.assertEqual(strconv.convert_datetime('2013-03-01 5:30:40 -0500'),
datetime(2013, 3, 1, 5, 30, 40, tzinfo=tzoff))
if __name__ == '__main__':
unittest.main()