47 lines
1.6 KiB
Python
47 lines
1.6 KiB
Python
import json
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from django.test import SimpleTestCase
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from django.core.exceptions import ValidationError
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from ..fields import JSignatureField
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from ..forms import JSignatureField as JSignatureFormField
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class JSignatureFieldTest(SimpleTestCase):
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def test_to_python(self):
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f = JSignatureField()
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# Empty values
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for val in ['', [], '[]']:
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self.assertIsNone(f.to_python(val))
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# Correct values
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val = [{"x": [1, 2], "y": [3, 4]}]
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self.assertEquals(val, f.to_python(val))
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val_str = '[{"x":[1,2], "y":[3,4]}]'
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self.assertEquals(val, f.to_python(val_str))
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# Incorrect values
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val = 'foo'
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self.assertRaises(ValidationError, f.to_python, val)
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def test_get_prep_value(self):
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f = JSignatureField()
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# Empty values
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for val in ['', [], '[]']:
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self.assertIsNone(f.get_prep_value(val))
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# Correct values
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val = [{"x": [1, 2], "y": [3, 4]}]
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val_prep = f.get_prep_value(val)
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self.assertIsInstance(val_prep, basestring)
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self.assertEquals(val, json.loads(val_prep))
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val_str = '[{"x":[1,2], "y":[3,4]}]'
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val_prep = f.get_prep_value(val_str)
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self.assertIsInstance(val_prep, basestring)
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self.assertEquals(val, json.loads(val_prep))
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# Incorrect values
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val = type('Foo')
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self.assertRaises(ValidationError, f.get_prep_value, val)
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def test_formfield(self):
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f = JSignatureField()
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cls = f.formfield().__class__
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self.assertTrue(issubclass(cls, JSignatureFormField))
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