def test_typedmultiplechoicefield_1(self):
f = TypedMultipleChoiceField(choices=[(1, "+1"), (-1, "-1")],
coerce=int)
self.assertEqual([1], f.clean(["1"]))
msg = "'Select a valid choice. 2 is not one of the available choices.'"
with self.assertRaisesMessage(ValidationError, msg):
f.clean(["2"])
def test_typedmultiplechoicefield_5(self):
# Even more weirdness: if you have a valid choice but your coercion function
# can't coerce, you'll still get a validation error. Don't do this!
f = TypedMultipleChoiceField(choices=[('A', 'A'), ('B', 'B')], coerce=int)
msg = "'Select a valid choice. B is not one of the available choices.'"
with self.assertRaisesMessage(ValidationError, msg):
f.clean(['B'])
# Required fields require values
with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
f.clean([])
def test_typedmultiplechoicefield_5(self):
# Even more weirdness: if you have a valid choice but your coercion function
# can't coerce, you'll still get a validation error. Don't do this!
f = TypedMultipleChoiceField(choices=[("A", "A"), ("B", "B")],
coerce=int)
msg = "'Select a valid choice. B is not one of the available choices.'"
with self.assertRaisesMessage(ValidationError, msg):
f.clean(["B"])
# Required fields require values
with self.assertRaisesMessage(ValidationError,
"'This field is required.'"):
f.clean([])
def test_typedmultiplechoicefield_special_coerce(self):
"""
A coerce function which results in a value not present in choices
should raise an appropriate error (#21397).
"""
def coerce_func(val):
return decimal.Decimal('1.%s' % val)
f = TypedMultipleChoiceField(
choices=[(1, "1"), (2, "2")], coerce=coerce_func, required=True)
self.assertEqual([decimal.Decimal('1.2')], f.clean(['2']))
with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
f.clean([])
msg = "'Select a valid choice. 3 is not one of the available choices.'"
with self.assertRaisesMessage(ValidationError, msg):
f.clean(['3'])
def test_typedmultiplechoicefield_7(self):
# If you want cleaning an empty value to return a different type, tell the field
f = TypedMultipleChoiceField(choices=[(1, "+1"), (-1, "-1")],
coerce=int,
required=False,
empty_value=None)
self.assertIsNone(f.clean([]))
def test_typedmultiplechoicefield_special_coerce(self):
"""
A coerce function which results in a value not present in choices
should raise an appropriate error (#21397).
"""
def coerce_func(val):
return decimal.Decimal("1.%s" % val)
f = TypedMultipleChoiceField(choices=[(1, "1"), (2, "2")],
coerce=coerce_func,
required=True)
self.assertEqual([decimal.Decimal("1.2")], f.clean(["2"]))
with self.assertRaisesMessage(ValidationError,
"'This field is required.'"):
f.clean([])
msg = "'Select a valid choice. 3 is not one of the available choices.'"
with self.assertRaisesMessage(ValidationError, msg):
f.clean(["3"])
def test_typedmultiplechoicefield_6(self):
# Non-required fields aren't required
f = TypedMultipleChoiceField(choices=[(1, "+1"), (-1, "-1")],
coerce=int,
required=False)
self.assertEqual([], f.clean([]))
def test_typedmultiplechoicefield_3(self):
# This can also cause weirdness: be careful (bool(-1) == True, remember)
f = TypedMultipleChoiceField(choices=[(1, "+1"), (-1, "-1")],
coerce=bool)
self.assertEqual([True], f.clean(["-1"]))
def test_typedmultiplechoicefield_2(self):
# Different coercion, same validation.
f = TypedMultipleChoiceField(choices=[(1, "+1"), (-1, "-1")],
coerce=float)
self.assertEqual([1.0], f.clean(["1"]))
def test_typedmultiplechoicefield_1(self):
f = TypedMultipleChoiceField(choices=[(1, "+1"), (-1, "-1")], coerce=int)
self.assertEqual([1], f.clean(['1']))
msg = "'Select a valid choice. 2 is not one of the available choices.'"
with self.assertRaisesMessage(ValidationError, msg):
f.clean(['2'])
def test_typedmultiplechoicefield_7(self):
# If you want cleaning an empty value to return a different type, tell the field
f = TypedMultipleChoiceField(choices=[(1, "+1"), (-1, "-1")], coerce=int, required=False, empty_value=None)
self.assertIsNone(f.clean([]))
def test_typedmultiplechoicefield_6(self):
# Non-required fields aren't required
f = TypedMultipleChoiceField(choices=[(1, "+1"), (-1, "-1")], coerce=int, required=False)
self.assertEqual([], f.clean([]))
def test_typedmultiplechoicefield_3(self):
# This can also cause weirdness: be careful (bool(-1) == True, remember)
f = TypedMultipleChoiceField(choices=[(1, "+1"), (-1, "-1")], coerce=bool)
self.assertEqual([True], f.clean(['-1']))
def test_typedmultiplechoicefield_2(self):
# Different coercion, same validation.
f = TypedMultipleChoiceField(choices=[(1, "+1"), (-1, "-1")], coerce=float)
self.assertEqual([1.0], f.clean(['1']))
