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33 lines
937 B
Python
33 lines
937 B
Python
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from django.db import models
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from django import forms
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class Triple(models.Model):
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left = models.IntegerField()
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middle = models.IntegerField()
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right = models.IntegerField()
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def __unicode__(self):
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return u"%d, %d, %d" % (self.left, self.middle, self.right)
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class Meta:
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unique_together = (('left', 'middle'), ('middle', 'right'))
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__test__ = {'API_TESTS': """
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When the same field is involved in multiple unique_together constraints, we
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need to make sure we don't remove the data for it before doing all the
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validation checking (not just failing after the first one).
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>>> _ = Triple.objects.create(left=1, middle=2, right=3)
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>>> class TripleForm(forms.ModelForm):
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... class Meta:
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... model = Triple
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>>> form = TripleForm({'left': '1', 'middle': '2', 'right': '3'})
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>>> form.is_valid()
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False
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>>> form = TripleForm({'left': '1', 'middle': '3', 'right': '1'})
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>>> form.is_valid()
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True
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"""}
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