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90 lines
3.5 KiB
Python
90 lines
3.5 KiB
Python
import re
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from django.core.exceptions import ValidationError
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from django.forms import RegexField
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from django.test import SimpleTestCase
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class RegexFieldTest(SimpleTestCase):
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def test_regexfield_1(self):
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f = RegexField("^[0-9][A-F][0-9]$")
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self.assertEqual("2A2", f.clean("2A2"))
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self.assertEqual("3F3", f.clean("3F3"))
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with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
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f.clean("3G3")
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with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
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f.clean(" 2A2")
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with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
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f.clean("2A2 ")
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with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
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f.clean("")
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def test_regexfield_2(self):
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f = RegexField("^[0-9][A-F][0-9]$", required=False)
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self.assertEqual("2A2", f.clean("2A2"))
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self.assertEqual("3F3", f.clean("3F3"))
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with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
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f.clean("3G3")
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self.assertEqual("", f.clean(""))
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def test_regexfield_3(self):
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f = RegexField(re.compile("^[0-9][A-F][0-9]$"))
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self.assertEqual("2A2", f.clean("2A2"))
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self.assertEqual("3F3", f.clean("3F3"))
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with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
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f.clean("3G3")
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with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
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f.clean(" 2A2")
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with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
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f.clean("2A2 ")
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def test_regexfield_4(self):
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f = RegexField("^[0-9]+$", min_length=5, max_length=10)
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with self.assertRaisesMessage(
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ValidationError, "'Ensure this value has at least 5 characters (it has 3).'"
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):
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f.clean("123")
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with self.assertRaisesMessage(
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ValidationError,
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"'Ensure this value has at least 5 characters (it has 3).', "
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"'Enter a valid value.'",
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):
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f.clean("abc")
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self.assertEqual("12345", f.clean("12345"))
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self.assertEqual("1234567890", f.clean("1234567890"))
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with self.assertRaisesMessage(
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ValidationError,
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"'Ensure this value has at most 10 characters (it has 11).'",
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):
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f.clean("12345678901")
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with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
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f.clean("12345a")
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def test_regexfield_unicode_characters(self):
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f = RegexField(r"^\w+$")
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self.assertEqual("éèøçÎÎ你好", f.clean("éèøçÎÎ你好"))
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def test_change_regex_after_init(self):
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f = RegexField("^[a-z]+$")
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f.regex = "^[0-9]+$"
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self.assertEqual("1234", f.clean("1234"))
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with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
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f.clean("abcd")
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def test_get_regex(self):
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f = RegexField("^[a-z]+$")
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self.assertEqual(f.regex, re.compile("^[a-z]+$"))
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def test_regexfield_strip(self):
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f = RegexField("^[a-z]+$", strip=True)
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self.assertEqual(f.clean(" a"), "a")
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self.assertEqual(f.clean("a "), "a")
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def test_empty_value(self):
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f = RegexField("", required=False)
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self.assertEqual(f.clean(""), "")
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self.assertEqual(f.clean(None), "")
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f = RegexField("", empty_value=None, required=False)
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self.assertIsNone(f.clean(""))
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self.assertIsNone(f.clean(None))
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