Split form's test_fields.py into different files.

tests/forms_tests/field_tests/test_regexfield.py

@@ -0,0 +1,71 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+import re
+
+from django.forms import RegexField, ValidationError
+from django.test import SimpleTestCase
+from django.utils import six
+
+
+class RegexFieldTest(SimpleTestCase):
+
+    def test_regexfield_1(self):
+        f = RegexField('^[0-9][A-F][0-9]$')
+        self.assertEqual('2A2', f.clean('2A2'))
+        self.assertEqual('3F3', f.clean('3F3'))
+        with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
+            f.clean('3G3')
+        with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
+            f.clean(' 2A2')
+        with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
+            f.clean('2A2 ')
+        with self.assertRaisesMessage(ValidationError, "'This field is required.'"):
+            f.clean('')
+
+    def test_regexfield_2(self):
+        f = RegexField('^[0-9][A-F][0-9]$', required=False)
+        self.assertEqual('2A2', f.clean('2A2'))
+        self.assertEqual('3F3', f.clean('3F3'))
+        with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
+            f.clean('3G3')
+        self.assertEqual('', f.clean(''))
+
+    def test_regexfield_3(self):
+        f = RegexField(re.compile('^[0-9][A-F][0-9]$'))
+        self.assertEqual('2A2', f.clean('2A2'))
+        self.assertEqual('3F3', f.clean('3F3'))
+        with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
+            f.clean('3G3')
+        with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
+            f.clean(' 2A2')
+        with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
+            f.clean('2A2 ')
+
+    def test_regexfield_4(self):
+        f = RegexField('^[0-9]+$', min_length=5, max_length=10)
+        with self.assertRaisesMessage(ValidationError, "'Ensure this value has at least 5 characters (it has 3).'"):
+            f.clean('123')
+        six.assertRaisesRegex(
+            self, ValidationError,
+            "'Ensure this value has at least 5 characters \(it has 3\)\.',"
+            " u?'Enter a valid value\.'",
+            f.clean, 'abc'
+        )
+        self.assertEqual('12345', f.clean('12345'))
+        self.assertEqual('1234567890', f.clean('1234567890'))
+        with self.assertRaisesMessage(ValidationError, "'Ensure this value has at most 10 characters (it has 11).'"):
+            f.clean('12345678901')
+        with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
+            f.clean('12345a')
+
+    def test_regexfield_unicode_characters(self):
+        f = RegexField('^\w+$')
+        self.assertEqual('éèøçÎÎ你好', f.clean('éèøçÎÎ你好'))
+
+    def test_change_regex_after_init(self):
+        f = RegexField('^[a-z]+$')
+        f.regex = '^[0-9]+$'
+        self.assertEqual('1234', f.clean('1234'))
+        with self.assertRaisesMessage(ValidationError, "'Enter a valid value.'"):
+            f.clean('abcd')