django/tests/validators/tests.py

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import re
import types
from datetime import datetime, timedelta
from decimal import Decimal
from unittest import TestCase, mock
from django.core.exceptions import ValidationError
from django.core.files.base import ContentFile
from django.core.validators import (
BaseValidator,
DecimalValidator,
EmailValidator,
FileExtensionValidator,
MaxLengthValidator,
MaxValueValidator,
MinLengthValidator,
MinValueValidator,
ProhibitNullCharactersValidator,
RegexValidator,
URLValidator,
int_list_validator,
validate_comma_separated_integer_list,
validate_email,
validate_image_file_extension,
validate_integer,
validate_ipv4_address,
validate_ipv6_address,
validate_ipv46_address,
validate_slug,
validate_unicode_slug,
)
from django.test import SimpleTestCase
try:
from PIL import Image # noqa
except ImportError:
PILLOW_IS_INSTALLED = False
else:
PILLOW_IS_INSTALLED = True
NOW = datetime.now()
EXTENDED_SCHEMES = ["http", "https", "ftp", "ftps", "git", "file", "git+ssh"]
VALID_URLS = [
"http://www.djangoproject.com/",
"HTTP://WWW.DJANGOPROJECT.COM/",
"http://localhost/",
"http://example.com/",
"http://example.com:0",
"http://example.com:0/",
"http://example.com:65535",
"http://example.com:65535/",
"http://example.com./",
"http://www.example.com/",
"http://www.example.com:8000/test",
"http://valid-with-hyphens.com/",
"http://subdomain.example.com/",
"http://a.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
"http://200.8.9.10/",
"http://200.8.9.10:8000/test",
"http://su--b.valid-----hyphens.com/",
"http://example.com?something=value",
"http://example.com/index.php?something=value&another=value2",
"https://example.com/",
"ftp://example.com/",
"ftps://example.com/",
"http://foo.com/blah_blah",
"http://foo.com/blah_blah/",
"http://foo.com/blah_blah_(wikipedia)",
"http://foo.com/blah_blah_(wikipedia)_(again)",
"http://www.example.com/wpstyle/?p=364",
"https://www.example.com/foo/?bar=baz&inga=42&quux",
"http://✪df.ws/123",
"http://userid@example.com",
"http://userid@example.com/",
"http://userid@example.com:8080",
"http://userid@example.com:8080/",
"http://userid@example.com:65535",
"http://userid@example.com:65535/",
"http://userid:@example.com",
"http://userid:@example.com/",
"http://userid:@example.com:8080",
"http://userid:@example.com:8080/",
"http://userid:password@example.com",
"http://userid:password@example.com/",
"http://userid:password@example.com:8",
"http://userid:password@example.com:8/",
"http://userid:password@example.com:8080",
"http://userid:password@example.com:8080/",
"http://userid:password@example.com:65535",
"http://userid:password@example.com:65535/",
"https://userid:paaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaassword@example.com",
"https://userid:paaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaassword@example.com:8080",
"https://useridddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd"
"ddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd"
"ddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd"
"dddddddddddddddddddddd:password@example.com",
"https://useridddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd"
"ddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd"
"ddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd"
"ddddddddddddddddd:password@example.com:8080",
"http://142.42.1.1/",
"http://142.42.1.1:8080/",
"http://➡.ws/䨹",
"http://⌘.ws",
"http://⌘.ws/",
"http://foo.com/blah_(wikipedia)#cite-1",
"http://foo.com/blah_(wikipedia)_blah#cite-1",
"http://foo.com/unicode_(✪)_in_parens",
"http://foo.com/(something)?after=parens",
"http://☺.damowmow.com/",
"http://djangoproject.com/events/#&product=browser",
"http://j.mp",
"ftp://foo.bar/baz",
"http://foo.bar/?q=Test%20URL-encoded%20stuff",
"http://مثال.إختبار",
"http://例子.测试",
"http://उदाहरण.परीक्षा",
"http://-.~_!$&'()*+,;=%40:80%2f@example.com",
"http://xn--7sbb4ac0ad0be6cf.xn--p1ai",
"http://1337.net",
"http://a.b-c.de",
"http://223.255.255.254",
"ftps://foo.bar/",
"http://10.1.1.254",
"http://[FEDC:BA98:7654:3210:FEDC:BA98:7654:3210]:80/index.html",
"http://[::192.9.5.5]/ipng",
"http://[::ffff:192.9.5.5]/ipng",
"http://[::1]:8080/",
"http://0.0.0.0/",
"http://255.255.255.255",
"http://224.0.0.0",
"http://224.1.1.1",
"http://111.112.113.114/",
"http://88.88.88.88/",
"http://11.12.13.14/",
"http://10.20.30.40/",
"http://1.2.3.4/",
"http://127.0.01.09.home.lan",
"http://aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.ex"
"ample.com",
"http://example.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaa.com",
"http://example.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
"http://aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.aaaaaaaaaaaaaaaaaaaaaaaaaaa.aaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.aaaaaaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaa.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.aaaaaaaaaaaaaaaaaa"
"aaaaaaaaaaaa.aaaaaaaaaaaaaaaaaaaaaaaaaaaa",
"http://dashintld.c-m",
"http://multipledashintld.a-b-c",
"http://evenmoredashintld.a---c",
"http://dashinpunytld.xn---c",
]
INVALID_URLS = [
None,
56,
"no_scheme",
"foo",
"http://",
"http://example",
"http://example.",
"http://example.com:-1",
"http://example.com:-1/",
"http://example.com:000000080",
"http://example.com:000000080/",
"http://.com",
"http://invalid-.com",
"http://-invalid.com",
"http://invalid.com-",
"http://invalid.-com",
"http://inv-.alid-.com",
"http://inv-.-alid.com",
"file://localhost/path",
"git://example.com/",
"http://.",
"http://..",
"http://../",
"http://?",
"http://??",
"http://??/",
"http://#",
"http://##",
"http://##/",
"http://foo.bar?q=Spaces should be encoded",
"//",
"//a",
"///a",
"///",
"http:///a",
"foo.com",
"rdar://1234",
"h://test",
"http:// shouldfail.com",
":// should fail",
"http://foo.bar/foo(bar)baz quux",
"http://-error-.invalid/",
"http://dashinpunytld.trailingdot.xn--.",
"http://dashinpunytld.xn---",
"http://-a.b.co",
"http://a.b-.co",
"http://a.-b.co",
"http://a.b-.c.co",
"http:/",
"http://",
"http://",
"http://1.1.1.1.1",
"http://123.123.123",
"http://3628126748",
"http://123",
"http://000.000.000.000",
"http://016.016.016.016",
"http://192.168.000.001",
"http://01.2.3.4",
"http://01.2.3.4",
"http://1.02.3.4",
"http://1.2.03.4",
"http://1.2.3.04",
"http://.www.foo.bar/",
"http://.www.foo.bar./",
"http://[::1:2::3]:8/",
"http://[::1:2::3]:8080/",
"http://[]",
"http://[]:8080",
"http://example..com/",
"http://aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.e"
"xample.com",
"http://example.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaa.com",
"http://example.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
"aaaaaa",
"http://aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.aaaaaaaaaaaaaaaaaaaaaaaaaaaaa."
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.aaaaaaa"
"aaaaaaaaaaaaaaaaaaaaaaaaaa.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.aaaaaaaaaaaaaa"
"aaaaaaaaaaaaaaaa.aaaaaaaaaaaaaaaaaaaaaaaaa",
"https://test.[com",
"http://@example.com",
"http://:@example.com",
"http://:bar@example.com",
"http://foo@bar@example.com",
"http://foo/bar@example.com",
"http://foo:bar:baz@example.com",
"http://foo:bar@baz@example.com",
"http://foo:bar/baz@example.com",
"http://invalid-.com/?m=foo@example.com",
# Newlines and tabs are not accepted.
"http://www.djangoproject.com/\n",
"http://[::ffff:192.9.5.5]\n",
"http://www.djangoproject.com/\r",
"http://[::ffff:192.9.5.5]\r",
"http://www.django\rproject.com/",
"http://[::\rffff:192.9.5.5]",
"http://\twww.djangoproject.com/",
"http://\t[::ffff:192.9.5.5]",
# Trailing junk does not take forever to reject.
"http://www.asdasdasdasdsadfm.com.br ",
"http://www.asdasdasdasdsadfm.com.br z",
]
TEST_DATA = [
# (validator, value, expected),
(validate_integer, "42", None),
(validate_integer, "-42", None),
(validate_integer, -42, None),
(validate_integer, -42.5, ValidationError),
(validate_integer, None, ValidationError),
(validate_integer, "a", ValidationError),
(validate_integer, "\n42", ValidationError),
(validate_integer, "42\n", ValidationError),
(validate_email, "email@here.com", None),
(validate_email, "weirder-email@here.and.there.com", None),
(validate_email, "email@[127.0.0.1]", None),
(validate_email, "email@[2001:dB8::1]", None),
(validate_email, "email@[2001:dB8:0:0:0:0:0:1]", None),
(validate_email, "email@[::fffF:127.0.0.1]", None),
(validate_email, "example@valid-----hyphens.com", None),
(validate_email, "example@valid-with-hyphens.com", None),
(validate_email, "test@domain.with.idn.tld.उदाहरण.परीक्षा", None),
(validate_email, "email@localhost", None),
(EmailValidator(allowlist=["localdomain"]), "email@localdomain", None),
(validate_email, '"test@test"@example.com', None),
(validate_email, "example@atm.%s" % ("a" * 63), None),
(validate_email, "example@%s.atm" % ("a" * 63), None),
(validate_email, "example@%s.%s.atm" % ("a" * 63, "b" * 10), None),
(validate_email, "example@atm.%s" % ("a" * 64), ValidationError),
(validate_email, "example@%s.atm.%s" % ("b" * 64, "a" * 63), ValidationError),
(validate_email, None, ValidationError),
(validate_email, "", ValidationError),
(validate_email, "abc", ValidationError),
(validate_email, "abc@", ValidationError),
(validate_email, "abc@bar", ValidationError),
(validate_email, "a @x.cz", ValidationError),
(validate_email, "abc@.com", ValidationError),
(validate_email, "something@@somewhere.com", ValidationError),
(validate_email, "email@127.0.0.1", ValidationError),
(validate_email, "email@[127.0.0.256]", ValidationError),
(validate_email, "email@[2001:db8::12345]", ValidationError),
(validate_email, "email@[2001:db8:0:0:0:0:1]", ValidationError),
(validate_email, "email@[::ffff:127.0.0.256]", ValidationError),
(validate_email, "email@[2001:dg8::1]", ValidationError),
(validate_email, "email@[2001:dG8:0:0:0:0:0:1]", ValidationError),
(validate_email, "email@[::fTzF:127.0.0.1]", ValidationError),
(validate_email, "example@invalid-.com", ValidationError),
(validate_email, "example@-invalid.com", ValidationError),
(validate_email, "example@invalid.com-", ValidationError),
(validate_email, "example@inv-.alid-.com", ValidationError),
(validate_email, "example@inv-.-alid.com", ValidationError),
(validate_email, 'test@example.com\n\n<script src="x.js">', ValidationError),
# Quoted-string format (CR not allowed)
(validate_email, '"\\\011"@here.com', None),
(validate_email, '"\\\012"@here.com', ValidationError),
(validate_email, "trailingdot@shouldfail.com.", ValidationError),
# Max length of domain name labels is 63 characters per RFC 1034.
(validate_email, "a@%s.us" % ("a" * 63), None),
(validate_email, "a@%s.us" % ("a" * 64), ValidationError),
# Trailing newlines in username or domain not allowed
(validate_email, "a@b.com\n", ValidationError),
(validate_email, "a\n@b.com", ValidationError),
(validate_email, '"test@test"\n@example.com', ValidationError),
(validate_email, "a@[127.0.0.1]\n", ValidationError),
(validate_slug, "slug-ok", None),
(validate_slug, "longer-slug-still-ok", None),
(validate_slug, "--------", None),
(validate_slug, "nohyphensoranything", None),
(validate_slug, "a", None),
(validate_slug, "1", None),
(validate_slug, "a1", None),
(validate_slug, "", ValidationError),
(validate_slug, " text ", ValidationError),
(validate_slug, " ", ValidationError),
(validate_slug, "some@mail.com", ValidationError),
(validate_slug, "你好", ValidationError),
(validate_slug, "你 好", ValidationError),
(validate_slug, "\n", ValidationError),
(validate_slug, "trailing-newline\n", ValidationError),
(validate_unicode_slug, "slug-ok", None),
(validate_unicode_slug, "longer-slug-still-ok", None),
(validate_unicode_slug, "--------", None),
(validate_unicode_slug, "nohyphensoranything", None),
(validate_unicode_slug, "a", None),
(validate_unicode_slug, "1", None),
(validate_unicode_slug, "a1", None),
(validate_unicode_slug, "你好", None),
(validate_unicode_slug, "", ValidationError),
(validate_unicode_slug, " text ", ValidationError),
(validate_unicode_slug, " ", ValidationError),
(validate_unicode_slug, "some@mail.com", ValidationError),
(validate_unicode_slug, "\n", ValidationError),
(validate_unicode_slug, "你 好", ValidationError),
(validate_unicode_slug, "trailing-newline\n", ValidationError),
(validate_ipv4_address, "1.1.1.1", None),
(validate_ipv4_address, "255.0.0.0", None),
(validate_ipv4_address, "0.0.0.0", None),
(validate_ipv4_address, "256.1.1.1", ValidationError),
(validate_ipv4_address, "25.1.1.", ValidationError),
(validate_ipv4_address, "25,1,1,1", ValidationError),
(validate_ipv4_address, "25.1 .1.1", ValidationError),
(validate_ipv4_address, "1.1.1.1\n", ValidationError),
(validate_ipv4_address, "٧.2٥.3٣.243", ValidationError),
# Leading zeros are forbidden to avoid ambiguity with the octal notation.
(validate_ipv4_address, "000.000.000.000", ValidationError),
(validate_ipv4_address, "016.016.016.016", ValidationError),
(validate_ipv4_address, "192.168.000.001", ValidationError),
(validate_ipv4_address, "01.2.3.4", ValidationError),
(validate_ipv4_address, "01.2.3.4", ValidationError),
(validate_ipv4_address, "1.02.3.4", ValidationError),
(validate_ipv4_address, "1.2.03.4", ValidationError),
(validate_ipv4_address, "1.2.3.04", ValidationError),
# validate_ipv6_address uses django.utils.ipv6, which
# is tested in much greater detail in its own testcase
(validate_ipv6_address, "fe80::1", None),
(validate_ipv6_address, "::1", None),
(validate_ipv6_address, "1:2:3:4:5:6:7:8", None),
(validate_ipv6_address, "1:2", ValidationError),
(validate_ipv6_address, "::zzz", ValidationError),
(validate_ipv6_address, "12345::", ValidationError),
(validate_ipv46_address, "1.1.1.1", None),
(validate_ipv46_address, "255.0.0.0", None),
(validate_ipv46_address, "0.0.0.0", None),
(validate_ipv46_address, "fe80::1", None),
(validate_ipv46_address, "::1", None),
(validate_ipv46_address, "1:2:3:4:5:6:7:8", None),
(validate_ipv46_address, "256.1.1.1", ValidationError),
(validate_ipv46_address, "25.1.1.", ValidationError),
(validate_ipv46_address, "25,1,1,1", ValidationError),
(validate_ipv46_address, "25.1 .1.1", ValidationError),
(validate_ipv46_address, "1:2", ValidationError),
(validate_ipv46_address, "::zzz", ValidationError),
(validate_ipv46_address, "12345::", ValidationError),
# Leading zeros are forbidden to avoid ambiguity with the octal notation.
(validate_ipv46_address, "000.000.000.000", ValidationError),
(validate_ipv46_address, "016.016.016.016", ValidationError),
(validate_ipv46_address, "192.168.000.001", ValidationError),
(validate_ipv46_address, "01.2.3.4", ValidationError),
(validate_ipv46_address, "01.2.3.4", ValidationError),
(validate_ipv46_address, "1.02.3.4", ValidationError),
(validate_ipv46_address, "1.2.03.4", ValidationError),
(validate_ipv46_address, "1.2.3.04", ValidationError),
(validate_comma_separated_integer_list, "1", None),
(validate_comma_separated_integer_list, "12", None),
(validate_comma_separated_integer_list, "1,2", None),
(validate_comma_separated_integer_list, "1,2,3", None),
(validate_comma_separated_integer_list, "10,32", None),
(validate_comma_separated_integer_list, "", ValidationError),
(validate_comma_separated_integer_list, "a", ValidationError),
(validate_comma_separated_integer_list, "a,b,c", ValidationError),
(validate_comma_separated_integer_list, "1, 2, 3", ValidationError),
(validate_comma_separated_integer_list, ",", ValidationError),
(validate_comma_separated_integer_list, "1,2,3,", ValidationError),
(validate_comma_separated_integer_list, "1,2,", ValidationError),
(validate_comma_separated_integer_list, ",1", ValidationError),
(validate_comma_separated_integer_list, "1,,2", ValidationError),
(int_list_validator(sep="."), "1.2.3", None),
(int_list_validator(sep=".", allow_negative=True), "1.2.3", None),
(int_list_validator(allow_negative=True), "-1,-2,3", None),
(int_list_validator(allow_negative=True), "1,-2,-12", None),
(int_list_validator(), "-1,2,3", ValidationError),
(int_list_validator(sep="."), "1,2,3", ValidationError),
(int_list_validator(sep="."), "1.2.3\n", ValidationError),
(MaxValueValidator(10), 10, None),
(MaxValueValidator(10), -10, None),
(MaxValueValidator(10), 0, None),
(MaxValueValidator(NOW), NOW, None),
(MaxValueValidator(NOW), NOW - timedelta(days=1), None),
(MaxValueValidator(0), 1, ValidationError),
(MaxValueValidator(NOW), NOW + timedelta(days=1), ValidationError),
(MinValueValidator(-10), -10, None),
(MinValueValidator(-10), 10, None),
(MinValueValidator(-10), 0, None),
(MinValueValidator(NOW), NOW, None),
(MinValueValidator(NOW), NOW + timedelta(days=1), None),
(MinValueValidator(0), -1, ValidationError),
(MinValueValidator(NOW), NOW - timedelta(days=1), ValidationError),
# limit_value may be a callable.
(MinValueValidator(lambda: 1), 0, ValidationError),
(MinValueValidator(lambda: 1), 1, None),
(MaxLengthValidator(10), "", None),
(MaxLengthValidator(10), 10 * "x", None),
(MaxLengthValidator(10), 15 * "x", ValidationError),
(MinLengthValidator(10), 15 * "x", None),
(MinLengthValidator(10), 10 * "x", None),
(MinLengthValidator(10), "", ValidationError),
(URLValidator(EXTENDED_SCHEMES), "file://localhost/path", None),
(URLValidator(EXTENDED_SCHEMES), "git://example.com/", None),
(
URLValidator(EXTENDED_SCHEMES),
"git+ssh://git@github.com/example/hg-git.git",
None,
),
(URLValidator(EXTENDED_SCHEMES), "git://-invalid.com", ValidationError),
(BaseValidator(True), True, None),
(BaseValidator(True), False, ValidationError),
(RegexValidator(), "", None),
(RegexValidator(), "x1x2", None),
(RegexValidator("[0-9]+"), "xxxxxx", ValidationError),
(RegexValidator("[0-9]+"), "1234", None),
(RegexValidator(re.compile("[0-9]+")), "1234", None),
(RegexValidator(".*"), "", None),
(RegexValidator(re.compile(".*")), "", None),
(RegexValidator(".*"), "xxxxx", None),
(RegexValidator("x"), "y", ValidationError),
(RegexValidator(re.compile("x")), "y", ValidationError),
(RegexValidator("x", inverse_match=True), "y", None),
(RegexValidator(re.compile("x"), inverse_match=True), "y", None),
(RegexValidator("x", inverse_match=True), "x", ValidationError),
(RegexValidator(re.compile("x"), inverse_match=True), "x", ValidationError),
(RegexValidator("x", flags=re.IGNORECASE), "y", ValidationError),
(RegexValidator("a"), "A", ValidationError),
(RegexValidator("a", flags=re.IGNORECASE), "A", None),
(
FileExtensionValidator(["txt"]),
ContentFile("contents", name="fileWithUnsupportedExt.jpg"),
ValidationError,
),
(
FileExtensionValidator(["txt"]),
ContentFile("contents", name="fileWithUnsupportedExt.JPG"),
ValidationError,
),
(
FileExtensionValidator(["txt"]),
ContentFile("contents", name="fileWithNoExtension"),
ValidationError,
),
(
FileExtensionValidator([""]),
ContentFile("contents", name="fileWithAnExtension.txt"),
ValidationError,
),
(
FileExtensionValidator([]),
ContentFile("contents", name="file.txt"),
ValidationError,
),
(
FileExtensionValidator([""]),
ContentFile("contents", name="fileWithNoExtension"),
None,
),
(FileExtensionValidator(["txt"]), ContentFile("contents", name="file.txt"), None),
(FileExtensionValidator(["txt"]), ContentFile("contents", name="file.TXT"), None),
(FileExtensionValidator(["TXT"]), ContentFile("contents", name="file.txt"), None),
(FileExtensionValidator(), ContentFile("contents", name="file.jpg"), None),
(DecimalValidator(max_digits=2, decimal_places=2), Decimal("0.99"), None),
(
DecimalValidator(max_digits=2, decimal_places=1),
Decimal("0.99"),
ValidationError,
),
(DecimalValidator(max_digits=3, decimal_places=1), Decimal("999"), ValidationError),
(DecimalValidator(max_digits=4, decimal_places=1), Decimal("999"), None),
(
DecimalValidator(max_digits=20, decimal_places=2),
Decimal("742403889818000000"),
None,
),
(DecimalValidator(20, 2), Decimal("7.42403889818E+17"), None),
(
DecimalValidator(max_digits=20, decimal_places=2),
Decimal("7424742403889818000000"),
ValidationError,
),
(DecimalValidator(max_digits=5, decimal_places=2), Decimal("7304E-1"), None),
(
DecimalValidator(max_digits=5, decimal_places=2),
Decimal("7304E-3"),
ValidationError,
),
(DecimalValidator(max_digits=5, decimal_places=5), Decimal("70E-5"), None),
(
DecimalValidator(max_digits=5, decimal_places=5),
Decimal("70E-6"),
ValidationError,
),
# 'Enter a number.' errors
*[
(
DecimalValidator(decimal_places=2, max_digits=10),
Decimal(value),
ValidationError,
)
for value in (
"NaN",
"-NaN",
"+NaN",
"sNaN",
"-sNaN",
"+sNaN",
"Inf",
"-Inf",
"+Inf",
"Infinity",
"-Infinity",
"+Infinity",
)
],
(validate_image_file_extension, ContentFile("contents", name="file.jpg"), None),
(validate_image_file_extension, ContentFile("contents", name="file.png"), None),
(validate_image_file_extension, ContentFile("contents", name="file.PNG"), None),
(
validate_image_file_extension,
ContentFile("contents", name="file.txt"),
ValidationError,
),
(
validate_image_file_extension,
ContentFile("contents", name="file"),
ValidationError,
),
(ProhibitNullCharactersValidator(), "\x00something", ValidationError),
(ProhibitNullCharactersValidator(), "something", None),
(ProhibitNullCharactersValidator(), None, None),
]
# Add valid and invalid URL tests.
# This only tests the validator without extended schemes.
TEST_DATA.extend((URLValidator(), url, None) for url in VALID_URLS)
TEST_DATA.extend((URLValidator(), url, ValidationError) for url in INVALID_URLS)
class TestValidators(SimpleTestCase):
def test_validators(self):
for validator, value, expected in TEST_DATA:
name = (
validator.__name__
if isinstance(validator, types.FunctionType)
else validator.__class__.__name__
)
exception_expected = expected is not None and issubclass(
expected, Exception
)
with self.subTest(name, value=value):
if (
validator is validate_image_file_extension
and not PILLOW_IS_INSTALLED
):
self.skipTest(
"Pillow is required to test validate_image_file_extension."
)
if exception_expected:
with self.assertRaises(expected):
validator(value)
else:
self.assertEqual(expected, validator(value))
def test_single_message(self):
v = ValidationError("Not Valid")
self.assertEqual(str(v), "['Not Valid']")
self.assertEqual(repr(v), "ValidationError(['Not Valid'])")
def test_message_list(self):
v = ValidationError(["First Problem", "Second Problem"])
self.assertEqual(str(v), "['First Problem', 'Second Problem']")
self.assertEqual(
repr(v), "ValidationError(['First Problem', 'Second Problem'])"
)
def test_message_dict(self):
v = ValidationError({"first": ["First Problem"]})
self.assertEqual(str(v), "{'first': ['First Problem']}")
self.assertEqual(repr(v), "ValidationError({'first': ['First Problem']})")
def test_regex_validator_flags(self):
msg = "If the flags are set, regex must be a regular expression string."
with self.assertRaisesMessage(TypeError, msg):
RegexValidator(re.compile("a"), flags=re.IGNORECASE)
def test_max_length_validator_message(self):
v = MaxLengthValidator(
16, message='"%(value)s" has more than %(limit_value)d characters.'
)
with self.assertRaisesMessage(
ValidationError, '"djangoproject.com" has more than 16 characters.'
):
v("djangoproject.com")
class TestValidatorEquality(TestCase):
"""
Validators have valid equality operators (#21638)
"""
def test_regex_equality(self):
self.assertEqual(
RegexValidator(r"^(?:[a-z0-9\.\-]*)://"),
RegexValidator(r"^(?:[a-z0-9\.\-]*)://"),
)
self.assertNotEqual(
RegexValidator(r"^(?:[a-z0-9\.\-]*)://"),
RegexValidator(r"^(?:[0-9\.\-]*)://"),
)
self.assertEqual(
RegexValidator(r"^(?:[a-z0-9\.\-]*)://", "oh noes", "invalid"),
RegexValidator(r"^(?:[a-z0-9\.\-]*)://", "oh noes", "invalid"),
)
self.assertNotEqual(
RegexValidator(r"^(?:[a-z0-9\.\-]*)://", "oh", "invalid"),
RegexValidator(r"^(?:[a-z0-9\.\-]*)://", "oh noes", "invalid"),
)
self.assertNotEqual(
RegexValidator(r"^(?:[a-z0-9\.\-]*)://", "oh noes", "invalid"),
RegexValidator(r"^(?:[a-z0-9\.\-]*)://"),
)
self.assertNotEqual(
RegexValidator("", flags=re.IGNORECASE),
RegexValidator(""),
)
self.assertNotEqual(
RegexValidator(""),
RegexValidator("", inverse_match=True),
)
def test_regex_equality_nocache(self):
pattern = r"^(?:[a-z0-9\.\-]*)://"
left = RegexValidator(pattern)
re.purge()
right = RegexValidator(pattern)
self.assertEqual(
left,
right,
)
def test_regex_equality_blank(self):
self.assertEqual(
RegexValidator(),
RegexValidator(),
)
def test_email_equality(self):
self.assertEqual(
EmailValidator(),
EmailValidator(),
)
self.assertNotEqual(
EmailValidator(message="BAD EMAIL"),
EmailValidator(),
)
self.assertEqual(
EmailValidator(message="BAD EMAIL", code="bad"),
EmailValidator(message="BAD EMAIL", code="bad"),
)
def test_basic_equality(self):
self.assertEqual(
MaxValueValidator(44),
MaxValueValidator(44),
)
self.assertEqual(MaxValueValidator(44), mock.ANY)
self.assertNotEqual(
MaxValueValidator(44),
MinValueValidator(44),
)
self.assertNotEqual(
MinValueValidator(45),
MinValueValidator(11),
)
def test_decimal_equality(self):
self.assertEqual(
DecimalValidator(1, 2),
DecimalValidator(1, 2),
)
self.assertNotEqual(
DecimalValidator(1, 2),
DecimalValidator(1, 1),
)
self.assertNotEqual(
DecimalValidator(1, 2),
DecimalValidator(2, 2),
)
self.assertNotEqual(
DecimalValidator(1, 2),
MinValueValidator(11),
)
def test_file_extension_equality(self):
self.assertEqual(FileExtensionValidator(), FileExtensionValidator())
self.assertEqual(
FileExtensionValidator(["txt"]), FileExtensionValidator(["txt"])
)
self.assertEqual(
FileExtensionValidator(["TXT"]), FileExtensionValidator(["txt"])
)
self.assertEqual(
FileExtensionValidator(["TXT", "png"]),
FileExtensionValidator(["txt", "png"]),
)
self.assertEqual(
FileExtensionValidator(["txt"]),
FileExtensionValidator(["txt"], code="invalid_extension"),
)
self.assertNotEqual(
FileExtensionValidator(["txt"]), FileExtensionValidator(["png"])
)
self.assertNotEqual(
FileExtensionValidator(["txt"]), FileExtensionValidator(["png", "jpg"])
)
self.assertNotEqual(
FileExtensionValidator(["txt"]),
FileExtensionValidator(["txt"], code="custom_code"),
)
self.assertNotEqual(
FileExtensionValidator(["txt"]),
FileExtensionValidator(["txt"], message="custom error message"),
)
def test_prohibit_null_characters_validator_equality(self):
self.assertEqual(
ProhibitNullCharactersValidator(message="message", code="code"),
ProhibitNullCharactersValidator(message="message", code="code"),
)
self.assertEqual(
ProhibitNullCharactersValidator(), ProhibitNullCharactersValidator()
)
self.assertNotEqual(
ProhibitNullCharactersValidator(message="message1", code="code"),
ProhibitNullCharactersValidator(message="message2", code="code"),
)
self.assertNotEqual(
ProhibitNullCharactersValidator(message="message", code="code1"),
ProhibitNullCharactersValidator(message="message", code="code2"),
)