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import os.path
from django.core.exceptions import ValidationError
from django.forms import FilePathField
from django.test import SimpleTestCase
PATH = os.path.dirname(os.path.abspath(__file__))
def fix_os_paths(x):
if isinstance(x, str):
if x.startswith(PATH):
x = x[len(PATH):]
return x.replace('\\', '/')
elif isinstance(x, tuple):
return tuple(fix_os_paths(list(x)))
elif isinstance(x, list):
return [fix_os_paths(y) for y in x]
else:
return x
class FilePathFieldTest(SimpleTestCase):
expected_choices = [
('/filepathfield_test_dir/__init__.py', '__init__.py'),
('/filepathfield_test_dir/a.py', 'a.py'),
('/filepathfield_test_dir/ab.py', 'ab.py'),
('/filepathfield_test_dir/b.py', 'b.py'),
('/filepathfield_test_dir/c/__init__.py', '__init__.py'),
('/filepathfield_test_dir/c/d.py', 'd.py'),
('/filepathfield_test_dir/c/e.py', 'e.py'),
('/filepathfield_test_dir/c/f/__init__.py', '__init__.py'),
('/filepathfield_test_dir/c/f/g.py', 'g.py'),
('/filepathfield_test_dir/h/__init__.py', '__init__.py'),
('/filepathfield_test_dir/j/__init__.py', '__init__.py'),
]
path = os.path.join(PATH, 'filepathfield_test_dir') + '/'
def assertChoices(self, field, expected_choices):
self.assertEqual(fix_os_paths(field.choices), expected_choices)
def test_fix_os_paths(self):
self.assertEqual(fix_os_paths(self.path), ('/filepathfield_test_dir/'))
def test_nonexistent_path(self):
with self.assertRaisesMessage(FileNotFoundError, 'nonexistent'):
FilePathField(path='nonexistent')
def test_no_options(self):
f = FilePathField(path=self.path)
expected = [
('/filepathfield_test_dir/README', 'README'),
] + self.expected_choices[:4]
self.assertChoices(f, expected)
def test_clean(self):
f = FilePathField(path=self.path)
msg = "'Select a valid choice. a.py is not one of the available choices.'"
with self.assertRaisesMessage(ValidationError, msg):
f.clean('a.py')
self.assertEqual(fix_os_paths(f.clean(self.path + 'a.py')), '/filepathfield_test_dir/a.py')
def test_match(self):
f = FilePathField(path=self.path, match=r'^.*?\.py$')
self.assertChoices(f, self.expected_choices[:4])
def test_recursive(self):
f = FilePathField(path=self.path, recursive=True, match=r'^.*?\.py$')
expected = [
('/filepathfield_test_dir/__init__.py', '__init__.py'),
('/filepathfield_test_dir/a.py', 'a.py'),
('/filepathfield_test_dir/ab.py', 'ab.py'),
('/filepathfield_test_dir/b.py', 'b.py'),
('/filepathfield_test_dir/c/__init__.py', 'c/__init__.py'),
('/filepathfield_test_dir/c/d.py', 'c/d.py'),
('/filepathfield_test_dir/c/e.py', 'c/e.py'),
('/filepathfield_test_dir/c/f/__init__.py', 'c/f/__init__.py'),
('/filepathfield_test_dir/c/f/g.py', 'c/f/g.py'),
('/filepathfield_test_dir/h/__init__.py', 'h/__init__.py'),
('/filepathfield_test_dir/j/__init__.py', 'j/__init__.py'),
]
self.assertChoices(f, expected)
def test_allow_folders(self):
f = FilePathField(path=self.path, allow_folders=True, allow_files=False)
self.assertChoices(f, [
('/filepathfield_test_dir/c', 'c'),
('/filepathfield_test_dir/h', 'h'),
('/filepathfield_test_dir/j', 'j'),
])
def test_recursive_no_folders_or_files(self):
f = FilePathField(path=self.path, recursive=True, allow_folders=False, allow_files=False)
self.assertChoices(f, [])
def test_recursive_folders_without_files(self):
f = FilePathField(path=self.path, recursive=True, allow_folders=True, allow_files=False)
self.assertChoices(f, [
('/filepathfield_test_dir/c', 'c'),
('/filepathfield_test_dir/h', 'h'),
('/filepathfield_test_dir/j', 'j'),
('/filepathfield_test_dir/c/f', 'c/f'),
])
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