def test_convert_type_float(self):
"""
Attempting to convert invalid type: float.
"""
with self.assertRaises(ValueError):
# noinspection PyTypeChecker
convert_value_to_standard_unit(3.141592, 'Pi')
def test_convert_to_same_size_unit(self):
"""
Converting to unit of same size.
"""
self.assertEqual(
convert_value_to_standard_unit('299792458 Mi', 'Mi'),
299792458,
)
def test_convert_wrong_case_symbol(self):
"""
Attempting to convert value containing suffix specified with wrong case.
"""
with self.assertRaises(ValueError):
convert_value_to_standard_unit('3.141592 pI', 'Gi')
def test_convert_negative_values(self):
"""
Converting negative values.
"""
self.assertEqual(convert_value_to_standard_unit('-1.618 Ki', 'i'), -1618)
def test_convert_fractional_iotas(self):
"""
Converting from/to fractional iotas.
"""
self.assertEqual(convert_value_to_standard_unit('1.6182 Ki', 'i'), 1618.2)
def test_convert_value_no_space(self):
"""
Attempting to convert value missing a space separating amount and suffix.
"""
with self.assertRaises(ValueError):
convert_value_to_standard_unit('3.141592Pi', 'Gi')
def test_convert_to_invalid_symbol(self):
"""
Attempting conversion to invalid symbol.
"""
with self.assertRaises(ValueError):
convert_value_to_standard_unit('3.141592 Pi', 'Xi')
def test_convert_from_invalid_symbol(self):
"""
Attempting conversion from value suffixed with invalid symbol.
"""
with self.assertRaises(ValueError):
convert_value_to_standard_unit('3.141592 Xi', 'Pi')
def test_convert_to_bigger_unit(self):
"""
Converting to bigger unit.
"""
self.assertEqual(convert_value_to_standard_unit('42 i', 'Ki'), 0.042)
def test_convert_to_smaller_unit(self):
"""
Converting to smaller unit.
"""
self.assertEqual(convert_value_to_standard_unit('1.618 Mi', 'i'), 1618000)