def test__setitem__(self):
"""
Tests :meth:`colour.utilities.data_structures.\
ArbitraryPrecisionMapping.__setitem__` method.
"""
data = {0.1999999998: 'Nemo', 0.2000000000: 'John'}
mapping = ArbitraryPrecisionMapping(data, key_decimals=10)
self.assertEqual(mapping, data)
mapping = ArbitraryPrecisionMapping(data, key_decimals=7)
self.assertListEqual(list(mapping.keys()), [0.2])
def test__setitem__(self):
"""
Tests :meth:`colour.utilities.data_structures.\
ArbitraryPrecisionMapping.__setitem__` method.
"""
data = {0.1999999998: 'Nemo', 0.2000000000: 'John'}
mapping = ArbitraryPrecisionMapping(data, key_decimals=10)
self.assertEqual(mapping, data)
mapping = ArbitraryPrecisionMapping(data, key_decimals=7)
self.assertListEqual(list(mapping.keys()), [0.2])
def test__len__(self):
"""
Tests :meth:`colour.utilities.data_structures.\
ArbitraryPrecisionMapping.__len__` method.
"""
data = {0.1999999998: 'Nemo', 0.2000000000: 'John'}
mapping = ArbitraryPrecisionMapping(data, key_decimals=10)
self.assertEqual(len(mapping), 2)
mapping = ArbitraryPrecisionMapping(data, key_decimals=7)
self.assertEqual(len(mapping), 1)
def test__iter__(self):
"""
Tests :meth:`colour.utilities.data_structures.\
ArbitraryPrecisionMapping.__iter__` method.
"""
data = {0.1999999998: 'Nemo', 0.2000000000: 'John'}
mapping = ArbitraryPrecisionMapping(data, key_decimals=10)
self.assertListEqual(sorted([item for item in mapping]),
[0.1999999998, 0.2])
mapping = ArbitraryPrecisionMapping(data, key_decimals=7)
self.assertListEqual(sorted([item for item in mapping]), [0.2])
def test__contains__(self):
"""
Tests :meth:`colour.utilities.data_structures.\
ArbitraryPrecisionMapping.__contains__` method.
"""
data = {0.1999999998: 'Nemo', 0.2000000000: 'John'}
mapping = ArbitraryPrecisionMapping(data, key_decimals=10)
self.assertIn(0.2, mapping)
self.assertIn(0.1999999998, mapping)
mapping = ArbitraryPrecisionMapping(data, key_decimals=7)
self.assertIn(0.2, mapping)
self.assertNotIn(0.1999999, mapping)
def test__delitem__(self):
"""
Tests :meth:`colour.utilities.data_structures.\
ArbitraryPrecisionMapping.__delitem__` method.
"""
data = {0.1999999998: 'Nemo', 0.2000000000: 'John'}
mapping = ArbitraryPrecisionMapping(data, key_decimals=10)
del mapping[0.2]
self.assertNotIn(0.2, mapping)
del mapping[0.1999999998]
self.assertNotIn(0.1999999998, mapping)
mapping = ArbitraryPrecisionMapping(data, key_decimals=7)
del mapping[0.2]
self.assertEqual(mapping, {})