72 lines
2.5 KiB
Python
72 lines
2.5 KiB
Python
import decimal
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from decimal import Decimal
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from unittest import TestCase
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from simplejson.compat import StringIO, reload_module
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import simplejson as json
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class TestDecimal(TestCase):
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NUMS = "1.0", "10.00", "1.1", "1234567890.1234567890", "500"
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def dumps(self, obj, **kw):
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sio = StringIO()
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json.dump(obj, sio, **kw)
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res = json.dumps(obj, **kw)
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self.assertEqual(res, sio.getvalue())
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return res
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def loads(self, s, **kw):
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sio = StringIO(s)
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res = json.loads(s, **kw)
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self.assertEqual(res, json.load(sio, **kw))
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return res
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def test_decimal_encode(self):
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for d in map(Decimal, self.NUMS):
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self.assertEqual(self.dumps(d, use_decimal=True), str(d))
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def test_decimal_decode(self):
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for s in self.NUMS:
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self.assertEqual(self.loads(s, parse_float=Decimal), Decimal(s))
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def test_stringify_key(self):
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for d in map(Decimal, self.NUMS):
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v = {d: d}
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self.assertEqual(
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self.loads(
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self.dumps(v, use_decimal=True), parse_float=Decimal),
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{str(d): d})
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def test_decimal_roundtrip(self):
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for d in map(Decimal, self.NUMS):
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# The type might not be the same (int and Decimal) but they
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# should still compare equal.
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for v in [d, [d], {'': d}]:
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self.assertEqual(
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self.loads(
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self.dumps(v, use_decimal=True), parse_float=Decimal),
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v)
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def test_decimal_defaults(self):
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d = Decimal('1.1')
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# use_decimal=True is the default
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self.assertRaises(TypeError, json.dumps, d, use_decimal=False)
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self.assertEqual('1.1', json.dumps(d))
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self.assertEqual('1.1', json.dumps(d, use_decimal=True))
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self.assertRaises(TypeError, json.dump, d, StringIO(),
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use_decimal=False)
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sio = StringIO()
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json.dump(d, sio)
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self.assertEqual('1.1', sio.getvalue())
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sio = StringIO()
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json.dump(d, sio, use_decimal=True)
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self.assertEqual('1.1', sio.getvalue())
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def test_decimal_reload(self):
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# Simulate a subinterpreter that reloads the Python modules but not
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# the C code https://github.com/simplejson/simplejson/issues/34
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global Decimal
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Decimal = reload_module(decimal).Decimal
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import simplejson.encoder
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simplejson.encoder.Decimal = Decimal
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self.test_decimal_roundtrip()
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