1
0
mirror of https://github.com/django/django.git synced 2024-12-22 17:16:24 +00:00
django/tests/forms_tests/field_tests/test_integerfield.py

189 lines
7.3 KiB
Python
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

from django.core.exceptions import ValidationError
from django.forms import IntegerField, Textarea
from django.test import SimpleTestCase
from . import FormFieldAssertionsMixin
class IntegerFieldTest(FormFieldAssertionsMixin, SimpleTestCase):
def test_integerfield_1(self):
f = IntegerField()
self.assertWidgetRendersTo(
f, '<input type="number" name="f" id="id_f" required>'
)
with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
f.clean("")
with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
f.clean(None)
self.assertEqual(1, f.clean("1"))
self.assertIsInstance(f.clean("1"), int)
self.assertEqual(23, f.clean("23"))
with self.assertRaisesMessage(ValidationError, "'Enter a whole number.'"):
f.clean("a")
self.assertEqual(42, f.clean(42))
with self.assertRaisesMessage(ValidationError, "'Enter a whole number.'"):
f.clean(3.14)
self.assertEqual(1, f.clean("1 "))
self.assertEqual(1, f.clean(" 1"))
self.assertEqual(1, f.clean(" 1 "))
with self.assertRaisesMessage(ValidationError, "'Enter a whole number.'"):
f.clean("1a")
self.assertIsNone(f.max_value)
self.assertIsNone(f.min_value)
def test_integerfield_2(self):
f = IntegerField(required=False)
self.assertIsNone(f.clean(""))
self.assertEqual("None", repr(f.clean("")))
self.assertIsNone(f.clean(None))
self.assertEqual("None", repr(f.clean(None)))
self.assertEqual(1, f.clean("1"))
self.assertIsInstance(f.clean("1"), int)
self.assertEqual(23, f.clean("23"))
with self.assertRaisesMessage(ValidationError, "'Enter a whole number.'"):
f.clean("a")
self.assertEqual(1, f.clean("1 "))
self.assertEqual(1, f.clean(" 1"))
self.assertEqual(1, f.clean(" 1 "))
with self.assertRaisesMessage(ValidationError, "'Enter a whole number.'"):
f.clean("1a")
self.assertIsNone(f.max_value)
self.assertIsNone(f.min_value)
def test_integerfield_3(self):
f = IntegerField(max_value=10)
self.assertWidgetRendersTo(
f, '<input max="10" type="number" name="f" id="id_f" required>'
)
with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
f.clean(None)
self.assertEqual(1, f.clean(1))
self.assertEqual(10, f.clean(10))
with self.assertRaisesMessage(
ValidationError, "'Ensure this value is less than or equal to 10.'"
):
f.clean(11)
self.assertEqual(10, f.clean("10"))
with self.assertRaisesMessage(
ValidationError, "'Ensure this value is less than or equal to 10.'"
):
f.clean("11")
self.assertEqual(f.max_value, 10)
self.assertIsNone(f.min_value)
def test_integerfield_4(self):
f = IntegerField(min_value=10)
self.assertWidgetRendersTo(
f, '<input id="id_f" type="number" name="f" min="10" required>'
)
with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
f.clean(None)
with self.assertRaisesMessage(
ValidationError, "'Ensure this value is greater than or equal to 10.'"
):
f.clean(1)
self.assertEqual(10, f.clean(10))
self.assertEqual(11, f.clean(11))
self.assertEqual(10, f.clean("10"))
self.assertEqual(11, f.clean("11"))
self.assertIsNone(f.max_value)
self.assertEqual(f.min_value, 10)
def test_integerfield_5(self):
f = IntegerField(min_value=10, max_value=20)
self.assertWidgetRendersTo(
f, '<input id="id_f" max="20" type="number" name="f" min="10" required>'
)
with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
f.clean(None)
with self.assertRaisesMessage(
ValidationError, "'Ensure this value is greater than or equal to 10.'"
):
f.clean(1)
self.assertEqual(10, f.clean(10))
self.assertEqual(11, f.clean(11))
self.assertEqual(10, f.clean("10"))
self.assertEqual(11, f.clean("11"))
self.assertEqual(20, f.clean(20))
with self.assertRaisesMessage(
ValidationError, "'Ensure this value is less than or equal to 20.'"
):
f.clean(21)
self.assertEqual(f.max_value, 20)
self.assertEqual(f.min_value, 10)
def test_integerfield_6(self):
f = IntegerField(step_size=3)
self.assertWidgetRendersTo(
f,
'<input name="f" step="3" type="number" id="id_f" required>',
)
with self.assertRaisesMessage(
ValidationError, "'Ensure this value is a multiple of step size 3.'"
):
f.clean("10")
self.assertEqual(12, f.clean(12))
self.assertEqual(12, f.clean("12"))
self.assertEqual(f.step_size, 3)
def test_integerfield_step_size_min_value(self):
f = IntegerField(step_size=3, min_value=-1)
self.assertWidgetRendersTo(
f,
'<input name="f" min="-1" step="3" type="number" id="id_f" required>',
)
msg = (
"Ensure this value is a multiple of step size 3, starting from -1, e.g. "
"-1, 2, 5, and so on."
)
with self.assertRaisesMessage(ValidationError, msg):
f.clean("9")
self.assertEqual(f.clean("2"), 2)
self.assertEqual(f.clean("-1"), -1)
self.assertEqual(f.step_size, 3)
def test_integerfield_localized(self):
"""
A localized IntegerField's widget renders to a text input without any
number input specific attributes.
"""
f1 = IntegerField(localize=True)
self.assertWidgetRendersTo(
f1, '<input id="id_f" name="f" type="text" required>'
)
def test_integerfield_float(self):
f = IntegerField()
self.assertEqual(1, f.clean(1.0))
self.assertEqual(1, f.clean("1.0"))
self.assertEqual(1, f.clean(" 1.0 "))
self.assertEqual(1, f.clean("1."))
self.assertEqual(1, f.clean(" 1. "))
with self.assertRaisesMessage(ValidationError, "'Enter a whole number.'"):
f.clean("1.5")
with self.assertRaisesMessage(ValidationError, "'Enter a whole number.'"):
f.clean("")
def test_integerfield_big_num(self):
f = IntegerField()
self.assertEqual(9223372036854775808, f.clean(9223372036854775808))
self.assertEqual(9223372036854775808, f.clean("9223372036854775808"))
self.assertEqual(9223372036854775808, f.clean("9223372036854775808.0"))
def test_integerfield_unicode_number(self):
f = IntegerField()
self.assertEqual(50, f.clean(""))
def test_integerfield_subclass(self):
"""
Class-defined widget is not overwritten by __init__() (#22245).
"""
class MyIntegerField(IntegerField):
widget = Textarea
f = MyIntegerField()
self.assertEqual(f.widget.__class__, Textarea)
f = MyIntegerField(localize=True)
self.assertEqual(f.widget.__class__, Textarea)