mirror of
https://github.com/jart/cosmopolitan.git
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ahgamut
5ef64dbcdb
These are the commits from https://github.com/ahgamut/cpython/tree/cosmo_py36 squashed for simplicity. Also included is the pyconfig.h used for compilation. The pyconfig.h has to be changed manually in case Cosmopolitan gets new features.
101 lines
4.1 KiB
Python
101 lines
4.1 KiB
Python
import decimal
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from io import StringIO, BytesIO
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from collections import OrderedDict
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from test.test_json import PyTest, CTest
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class TestDecode:
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def test_decimal(self):
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rval = self.loads('1.1', parse_float=decimal.Decimal)
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self.assertTrue(isinstance(rval, decimal.Decimal))
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self.assertEqual(rval, decimal.Decimal('1.1'))
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def test_float(self):
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rval = self.loads('1', parse_int=float)
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self.assertTrue(isinstance(rval, float))
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self.assertEqual(rval, 1.0)
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def test_empty_objects(self):
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self.assertEqual(self.loads('{}'), {})
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self.assertEqual(self.loads('[]'), [])
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self.assertEqual(self.loads('""'), "")
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def test_object_pairs_hook(self):
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s = '{"xkd":1, "kcw":2, "art":3, "hxm":4, "qrt":5, "pad":6, "hoy":7}'
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p = [("xkd", 1), ("kcw", 2), ("art", 3), ("hxm", 4),
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("qrt", 5), ("pad", 6), ("hoy", 7)]
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self.assertEqual(self.loads(s), eval(s))
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self.assertEqual(self.loads(s, object_pairs_hook=lambda x: x), p)
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self.assertEqual(self.json.load(StringIO(s),
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object_pairs_hook=lambda x: x), p)
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od = self.loads(s, object_pairs_hook=OrderedDict)
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self.assertEqual(od, OrderedDict(p))
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self.assertEqual(type(od), OrderedDict)
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# the object_pairs_hook takes priority over the object_hook
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self.assertEqual(self.loads(s, object_pairs_hook=OrderedDict,
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object_hook=lambda x: None),
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OrderedDict(p))
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# check that empty object literals work (see #17368)
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self.assertEqual(self.loads('{}', object_pairs_hook=OrderedDict),
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OrderedDict())
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self.assertEqual(self.loads('{"empty": {}}',
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object_pairs_hook=OrderedDict),
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OrderedDict([('empty', OrderedDict())]))
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def test_decoder_optimizations(self):
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# Several optimizations were made that skip over calls to
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# the whitespace regex, so this test is designed to try and
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# exercise the uncommon cases. The array cases are already covered.
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rval = self.loads('{ "key" : "value" , "k":"v" }')
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self.assertEqual(rval, {"key":"value", "k":"v"})
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def check_keys_reuse(self, source, loads):
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rval = loads(source)
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(a, b), (c, d) = sorted(rval[0]), sorted(rval[1])
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self.assertIs(a, c)
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self.assertIs(b, d)
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def test_keys_reuse(self):
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s = '[{"a_key": 1, "b_\xe9": 2}, {"a_key": 3, "b_\xe9": 4}]'
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self.check_keys_reuse(s, self.loads)
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decoder = self.json.decoder.JSONDecoder()
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self.check_keys_reuse(s, decoder.decode)
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self.assertFalse(decoder.memo)
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def test_extra_data(self):
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s = '[1, 2, 3]5'
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msg = 'Extra data'
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self.assertRaisesRegex(self.JSONDecodeError, msg, self.loads, s)
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def test_invalid_escape(self):
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s = '["abc\\y"]'
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msg = 'escape'
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self.assertRaisesRegex(self.JSONDecodeError, msg, self.loads, s)
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def test_invalid_input_type(self):
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msg = 'the JSON object must be str'
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for value in [1, 3.14, [], {}, None]:
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self.assertRaisesRegex(TypeError, msg, self.loads, value)
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def test_string_with_utf8_bom(self):
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return
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# see #18958
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bom_json = "[1,2,3]".encode('utf-8-sig').decode('utf-8')
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with self.assertRaises(self.JSONDecodeError) as cm:
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self.loads(bom_json)
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self.assertIn('BOM', str(cm.exception))
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with self.assertRaises(self.JSONDecodeError) as cm:
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self.json.load(StringIO(bom_json))
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self.assertIn('BOM', str(cm.exception))
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# make sure that the BOM is not detected in the middle of a string
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bom_in_str = '"{}"'.format(''.encode('utf-8-sig').decode('utf-8'))
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self.assertEqual(self.loads(bom_in_str), '\ufeff')
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self.assertEqual(self.json.load(StringIO(bom_in_str)), '\ufeff')
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def test_negative_index(self):
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d = self.json.JSONDecoder()
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self.assertRaises(ValueError, d.raw_decode, 'a'*42, -50000)
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class TestPyDecode(TestDecode, PyTest): pass
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class TestCDecode(TestDecode, CTest): pass
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