65 lines
2.7 KiB
Python
65 lines
2.7 KiB
Python
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import decimal
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from StringIO import StringIO
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from collections import OrderedDict
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from json.tests import PyTest, CTest
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class TestDecode(object):
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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_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 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('""'), u"")
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self.assertIsInstance(self.loads('""'), unicode)
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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 objects 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_extra_data(self):
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s = '[1, 2, 3]5'
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msg = 'Extra data'
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self.assertRaisesRegexp(ValueError, 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.assertRaisesRegexp(ValueError, msg, self.loads, s)
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class TestPyDecode(TestDecode, PyTest): pass
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class TestCDecode(TestDecode, CTest): pass
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