| import math |
| from json.tests import PyTest, CTest |
| |
| |
| class TestFloat(object): |
| def test_floats(self): |
| for num in [1617161771.7650001, math.pi, math.pi**100, |
| math.pi**-100, 3.1]: |
| self.assertEqual(float(self.dumps(num)), num) |
| self.assertEqual(self.loads(self.dumps(num)), num) |
| self.assertEqual(self.loads(unicode(self.dumps(num))), num) |
| |
| def test_ints(self): |
| for num in [1, 1L, 1<<32, 1<<64]: |
| self.assertEqual(self.dumps(num), str(num)) |
| self.assertEqual(int(self.dumps(num)), num) |
| self.assertEqual(self.loads(self.dumps(num)), num) |
| self.assertEqual(self.loads(unicode(self.dumps(num))), num) |
| |
| def test_out_of_range(self): |
| self.assertEqual(self.loads('[23456789012E666]'), [float('inf')]) |
| self.assertEqual(self.loads('[-23456789012E666]'), [float('-inf')]) |
| |
| def test_allow_nan(self): |
| for val in (float('inf'), float('-inf'), float('nan')): |
| out = self.dumps([val]) |
| if val == val: # inf |
| self.assertEqual(self.loads(out), [val]) |
| else: # nan |
| res = self.loads(out) |
| self.assertEqual(len(res), 1) |
| self.assertNotEqual(res[0], res[0]) |
| self.assertRaises(ValueError, self.dumps, [val], allow_nan=False) |
| |
| |
| class TestPyFloat(TestFloat, PyTest): pass |
| class TestCFloat(TestFloat, CTest): pass |
