text: # -*- encoding: utf-8 -*-
  from __future__ import with_statement
  import codecs
  import os
  import posixpath
  import shutil
  import sys
  import tempfile
  from StringIO import StringIO
  
  from django.template import loader, Context
  from django.conf import settings
  from django.core.exceptions import ImproperlyConfigured
  from django.core.files.storage import default_storage
  from django.core.management import call_command
  from django.test import TestCase
  from django.test.utils import override_settings
  from django.utils.encoding import smart_unicode
  from django.utils.functional import empty
  from django.utils._os import rmtree_errorhandler
  
  from django.contrib.staticfiles import finders, storage
  
  TEST_ROOT = os.path.dirname(__file__)
  TEST_SETTINGS = {
      'DEBUG': True,
      'MEDIA_URL': '/media/',
      'STATIC_URL': '/static/',
      'MEDIA_ROOT': os.path.join(TEST_ROOT, 'project', 'site_media', 'media'),
      'STATIC_ROOT': os.path.join(TEST_ROOT, 'project', 'site_media', 'static'),
      'STATICFILES_DIRS': (
          os.path.join(TEST_ROOT, 'project', 'documents'),
          ('prefix', os.path.join(TEST_ROOT, 'project', 'prefixed')),
      ),
      'STATICFILES_FINDERS': (
          'django.contrib.staticfiles.finders.FileSystemFinder',
          'django.contrib.staticfiles.finders.AppDirectoriesFinder',
          'django.contrib.staticfiles.finders.DefaultStorageFinder',
      ),
  }
  
  
  class BaseStaticFilesTestCase(object):
      """
      Test case with a couple utility assertions.
      """
      def setUp(self):
          # Clear the cached default_storage out, this is because when it first
          # gets accessed (by some other test), it evaluates settings.MEDIA_ROOT,
          # since we're planning on changing that we need to clear out the cache.
          default_storage._wrapped = empty
          storage.staticfiles_storage._wrapped = empty
  
          # To make sure SVN doesn't hangs itself with the non-ASCII characters
          # during checkout, we actually create one file dynamically.
          _nonascii_filepath = os.path.join(
              TEST_ROOT, 'apps', 'test', 'static', 'test', u'fi\u015fier.txt')
          with codecs.open(_nonascii_filepath, 'w', 'utf-8') as f:
              f.write(u"fi\u015fier in the app dir")
          self.addCleanup(os.unlink, _nonascii_filepath)
  
      def assertFileContains(self, filepath, text):
          self.assertTrue(text in self._get_file(smart_unicode(filepath)),
                          u"'%s' not in '%s'" % (text, filepath))
  
      def assertFileNotFound(self, filepath):
          self.assertRaises(IOError, self._get_file, filepath)
  
      def render_template(self, template, **kwargs):
          if isinstance(template, basestring):
              template = loader.get_template_from_string(template)
          return template.render(Context(kwargs)).strip()
  
      def assertTemplateRenders(self, template, result, **kwargs):
          self.assertEqual(self.render_template(template, **kwargs), result)
  
      def assertTemplateRaises(self, exc, template, result, **kwargs):
          self.assertRaises(exc, self.assertTemplateRenders, template, result, **kwargs)
  
  
  class StaticFilesTestCase(BaseStaticFilesTestCase, TestCase):
      pass
  StaticFilesTestCase = override_settings(**TEST_SETTINGS)(StaticFilesTestCase)
  
  
  class BaseCollectionTestCase(BaseStaticFilesTestCase):
      """
      Tests shared by all file finding features (collectstatic,
      findstatic, and static serve view).
  
      This relies on the asserts defined in UtilityAssertsTestCase, but
      is separated because some test cases need those asserts without
      all these tests.
      """
      def setUp(self):
          super(BaseCollectionTestCase, self).setUp()
          self.old_root = settings.STATIC_ROOT
          settings.STATIC_ROOT = tempfile.mkdtemp()
          self.run_collectstatic()
          # Use our own error handler that can handle .svn dirs on Windows
          self.addCleanup(shutil.rmtree, settings.STATIC_ROOT,
                          ignore_errors=True, onerror=rmtree_errorhandler)
  
      def tearDown(self):
          settings.STATIC_ROOT = self.old_root
          super(BaseCollectionTestCase, self).tearDown()
  
      def run_collectstatic(self, **kwargs):
          call_command('collectstatic', interactive=False, verbosity='0',
                       ignore_patterns=['*.ignoreme'], **kwargs)
  
      def _get_file(self, filepath):
          assert filepath, 'filepath is empty.'
          filepath = os.path.join(settings.STATIC_ROOT, filepath)
          with codecs.open(filepath, "r", "utf-8") as f:
              return f.read()
  
  
  class CollectionTestCase(BaseCollectionTestCase, StaticFilesTestCase):
      pass
  
  
  class TestDefaults(object):
      """
      A few standard test cases.
      """
      def test_staticfiles_dirs(self):
          """
          Can find a file in a STATICFILES_DIRS directory.
          """
          self.assertFileContains('test.txt', 'Can we find')
          self.assertFileContains(os.path.join('prefix', 'test.txt'), 'Prefix')
  
      def test_staticfiles_dirs_subdir(self):
          """
          Can find a file in a subdirectory of a STATICFILES_DIRS
          directory.
          """
          self.assertFileContains('subdir/test.txt', 'Can we find')
  
      def test_staticfiles_dirs_priority(self):
          """
          File in STATICFILES_DIRS has priority over file in app.
          """
          self.assertFileContains('test/file.txt', 'STATICFILES_DIRS')
  
      def test_app_files(self):
          """
          Can find a file in an app static/ directory.
          """
          self.assertFileContains('test/file1.txt', 'file1 in the app dir')
  
      def test_nonascii_filenames(self):
          """
          Can find a file with non-ASCII character in an app static/ directory.
          """
          self.assertFileContains(u'test/fişier.txt', u'fişier in the app dir')
  
      def test_camelcase_filenames(self):
          """
          Can find a file with capital letters.
          """
          self.assertFileContains(u'test/camelCase.txt', u'camelCase')
  
  
  class TestFindStatic(CollectionTestCase, TestDefaults):
      """
      Test ``findstatic`` management command.
      """
      def _get_file(self, filepath):
          _stdout = sys.stdout
          sys.stdout = StringIO()
          try:
              call_command('findstatic', filepath, all=False, verbosity='0')
              sys.stdout.seek(0)
              lines = [l.strip() for l in sys.stdout.readlines()]
              contents = codecs.open(
                  smart_unicode(lines[1].strip()), "r", "utf-8").read()
          finally:
              sys.stdout = _stdout
          return contents
  
      def test_all_files(self):
          """
          Test that findstatic returns all candidate files if run without --first.
          """
          _stdout = sys.stdout
          sys.stdout = StringIO()
          try:
              call_command('findstatic', 'test/file.txt', verbosity='0')
              sys.stdout.seek(0)
              lines = [l.strip() for l in sys.stdout.readlines()]
          finally:
              sys.stdout = _stdout
          self.assertEqual(len(lines), 3)  # three because there is also the "Found <file> here" line
          self.assertTrue('project' in lines[1])
          self.assertTrue('apps' in lines[2])
  
  
  class TestCollection(CollectionTestCase, TestDefaults):
      """
      Test ``collectstatic`` management command.
      """
      def test_ignore(self):
          """
          Test that -i patterns are ignored.
          """
          self.assertFileNotFound('test/test.ignoreme')
  
      def test_common_ignore_patterns(self):
          """
          Common ignore patterns (*~, .*, CVS) are ignored.
          """
          self.assertFileNotFound('test/.hidden')
          self.assertFileNotFound('test/backup~')
          self.assertFileNotFound('test/CVS')
  
  
  class TestCollectionClear(CollectionTestCase):
      """
      Test the ``--clear`` option of the ``collectstatic`` managemenet command.
      """
      def run_collectstatic(self, **kwargs):
          clear_filepath = os.path.join(settings.STATIC_ROOT, 'cleared.txt')
          with open(clear_filepath, 'w') as f:
              f.write('should be cleared')
          super(TestCollectionClear, self).run_collectstatic(clear=True)
  
      def test_cleared_not_found(self):
          self.assertFileNotFound('cleared.txt')
  
  
  class TestCollectionExcludeNoDefaultIgnore(CollectionTestCase, TestDefaults):
      """
      Test ``--exclude-dirs`` and ``--no-default-ignore`` options of the
      ``collectstatic`` management command.
      """
      def run_collectstatic(self):
          super(TestCollectionExcludeNoDefaultIgnore, self).run_collectstatic(
              use_default_ignore_patterns=False)
  
      def test_no_common_ignore_patterns(self):
          """
          With --no-default-ignore, common ignore patterns (*~, .*, CVS)
          are not ignored.
  
          """
          self.assertFileContains('test/.hidden', 'should be ignored')
          self.assertFileContains('test/backup~', 'should be ignored')
          self.assertFileContains('test/CVS', 'should be ignored')
  
  
  class TestNoFilesCreated(object):
  
      def test_no_files_created(self):
          """
          Make sure no files were create in the destination directory.
          """
          self.assertEqual(os.listdir(settings.STATIC_ROOT), [])
  
  
  class TestCollectionDryRun(CollectionTestCase, TestNoFilesCreated):
      """
      Test ``--dry-run`` option for ``collectstatic`` management command.
      """
      def run_collectstatic(self):
          super(TestCollectionDryRun, self).run_collectstatic(dry_run=True)
  
  
  class TestCollectionNonLocalStorage(CollectionTestCase, TestNoFilesCreated):
      """
      Tests for #15035
      """
      pass
  
  TestCollectionNonLocalStorage = override_settings(
      STATICFILES_STORAGE='regressiontests.staticfiles_tests.storage.DummyStorage',
  )(TestCollectionNonLocalStorage)
  
  
  class TestCollectionCachedStorage(BaseCollectionTestCase,
          BaseStaticFilesTestCase, TestCase):
      """
      Tests for the Cache busting storage
      """
      def cached_file_path(self, relpath):
          template = "{%% load static from staticfiles %%}{%% static '%s' %%}"
          fullpath = self.render_template(template % relpath)
          return fullpath.replace(settings.STATIC_URL, '')
  
      def test_template_tag_return(self):
          """
          Test the CachedStaticFilesStorage backend.
          """
          self.assertTemplateRaises(ValueError, """
              {% load static from staticfiles %}{% static "does/not/exist.png" %}
              """, "/static/does/not/exist.png")
          self.assertTemplateRenders("""
              {% load static from staticfiles %}{% static "test/file.txt" %}
              """, "/static/test/file.dad0999e4f8f.txt")
          self.assertTemplateRenders("""
              {% load static from staticfiles %}{% static "cached/styles.css" %}
              """, "/static/cached/styles.5653c259030b.css")
  
      def test_template_tag_simple_content(self):
          relpath = self.cached_file_path("cached/styles.css")
          self.assertEqual(relpath, "cached/styles.5653c259030b.css")
          with storage.staticfiles_storage.open(relpath) as relfile:
              content = relfile.read()
              self.assertFalse("cached/other.css" in content, content)
              self.assertTrue("/static/cached/other.d41d8cd98f00.css" in content)
  
      def test_template_tag_absolute(self):
          relpath = self.cached_file_path("cached/absolute.css")
          self.assertEqual(relpath, "cached/absolute.cc80cb5e2eb1.css")
          with storage.staticfiles_storage.open(relpath) as relfile:
              content = relfile.read()
              self.assertFalse("/static/cached/styles.css" in content)
              self.assertTrue("/static/cached/styles.5653c259030b.css" in content)
  
      def test_template_tag_denorm(self):
          relpath = self.cached_file_path("cached/denorm.css")
          self.assertEqual(relpath, "cached/denorm.363de96e9b4b.css")
          with storage.staticfiles_storage.open(relpath) as relfile:
              content = relfile.read()
              self.assertFalse("..//cached///styles.css" in content)
              self.assertTrue("/static/cached/styles.5653c259030b.css" in content)
  
      def test_template_tag_relative(self):
          relpath = self.cached_file_path("cached/relative.css")
          self.assertEqual(relpath, "cached/relative.298ff891a8d4.css")
          with storage.staticfiles_storage.open(relpath) as relfile:
              content = relfile.read()
              self.assertFalse("../cached/styles.css" in content)
              self.assertFalse('@import "styles.css"' in content)
              self.assertTrue("/static/cached/styles.5653c259030b.css" in content)
  
      def test_template_tag_url(self):
          relpath = self.cached_file_path("cached/url.css")
          self.assertEqual(relpath, "cached/url.615e21601e4b.css")
          with storage.staticfiles_storage.open(relpath) as relfile:
              self.assertTrue("https://" in relfile.read())
  
  # we set DEBUG to False here since the template tag wouldn't work otherwise
  TestCollectionCachedStorage = override_settings(**dict(TEST_SETTINGS,
      STATICFILES_STORAGE='django.contrib.staticfiles.storage.CachedStaticFilesStorage',
      DEBUG=False,
  ))(TestCollectionCachedStorage)
  
  
  if sys.platform != 'win32':
  
      class TestCollectionLinks(CollectionTestCase, TestDefaults):
          """
          Test ``--link`` option for ``collectstatic`` management command.
  
          Note that by inheriting ``TestDefaults`` we repeat all
          the standard file resolving tests here, to make sure using
          ``--link`` does not change the file-selection semantics.
          """
          def run_collectstatic(self):
              super(TestCollectionLinks, self).run_collectstatic(link=True)
  
          def test_links_created(self):
              """
              With ``--link``, symbolic links are created.
              """
              self.assertTrue(os.path.islink(os.path.join(settings.STATIC_ROOT, 'test.txt')))
  
  
  class TestServeStatic(StaticFilesTestCase):
      """
      Test static asset serving view.
      """
      urls = 'regressiontests.staticfiles_tests.urls.default'
  
      def _response(self, filepath):
          return self.client.get(
              posixpath.join(settings.STATIC_URL, filepath))
  
      def assertFileContains(self, filepath, text):
          self.assertContains(self._response(filepath), text)
  
      def assertFileNotFound(self, filepath):
          self.assertEqual(self._response(filepath).status_code, 404)
  
  
  class TestServeDisabled(TestServeStatic):
      """
      Test serving static files disabled when DEBUG is False.
      """
      def setUp(self):
          super(TestServeDisabled, self).setUp()
          settings.DEBUG = False
  
      def test_disabled_serving(self):
          self.assertRaisesRegexp(ImproperlyConfigured, 'The staticfiles view '
              'can only be used in debug mode ', self._response, 'test.txt')
  
  
  class TestServeStaticWithDefaultURL(TestServeStatic, TestDefaults):
      """
      Test static asset serving view with manually configured URLconf.
      """
      pass
  
  
  class TestServeStaticWithURLHelper(TestServeStatic, TestDefaults):
      """
      Test static asset serving view with staticfiles_urlpatterns helper.
      """
      urls = 'regressiontests.staticfiles_tests.urls.helper'
  
  
  class TestServeAdminMedia(TestServeStatic):
      """
      Test serving media from django.contrib.admin.
      """
      def _response(self, filepath):
          return self.client.get(
              posixpath.join(settings.STATIC_URL, 'admin/', filepath))
  
      def test_serve_admin_media(self):
          self.assertFileContains('css/base.css', 'body')
  
  
  class FinderTestCase(object):
      """
      Base finder test mixin.
  
      On Windows, sometimes the case of the path we ask the finders for and the
      path(s) they find can differ. Compare them using os.path.normcase() to
      avoid false negatives.
      """
      def test_find_first(self):
          src, dst = self.find_first
          found = self.finder.find(src)
          self.assertEqual(os.path.normcase(found), os.path.normcase(dst))
  
      def test_find_all(self):
          src, dst = self.find_all
          found = self.finder.find(src, all=True)
          found = [os.path.normcase(f) for f in found]
          dst = [os.path.normcase(d) for d in dst]
          self.assertEqual(found, dst)
  
  
  class TestFileSystemFinder(StaticFilesTestCase, FinderTestCase):
      """
      Test FileSystemFinder.
      """
      def setUp(self):
          super(TestFileSystemFinder, self).setUp()
          self.finder = finders.FileSystemFinder()
          test_file_path = os.path.join(TEST_ROOT, 'project', 'documents', 'test', 'file.txt')
          self.find_first = (os.path.join('test', 'file.txt'), test_file_path)
          self.find_all = (os.path.join('test', 'file.txt'), [test_file_path])
  
  
  class TestAppDirectoriesFinder(StaticFilesTestCase, FinderTestCase):
      """
      Test AppDirectoriesFinder.
      """
      def setUp(self):
          super(TestAppDirectoriesFinder, self).setUp()
          self.finder = finders.AppDirectoriesFinder()
          test_file_path = os.path.join(TEST_ROOT, 'apps', 'test', 'static', 'test', 'file1.txt')
          self.find_first = (os.path.join('test', 'file1.txt'), test_file_path)
          self.find_all = (os.path.join('test', 'file1.txt'), [test_file_path])
  
  
  class TestDefaultStorageFinder(StaticFilesTestCase, FinderTestCase):
      """
      Test DefaultStorageFinder.
      """
      def setUp(self):
          super(TestDefaultStorageFinder, self).setUp()
          self.finder = finders.DefaultStorageFinder(
              storage=storage.StaticFilesStorage(location=settings.MEDIA_ROOT))
          test_file_path = os.path.join(settings.MEDIA_ROOT, 'media-file.txt')
          self.find_first = ('media-file.txt', test_file_path)
          self.find_all = ('media-file.txt', [test_file_path])
  
  
  class TestMiscFinder(TestCase):
      """
      A few misc finder tests.
      """
      def test_get_finder(self):
          self.assertTrue(isinstance(finders.get_finder(
              'django.contrib.staticfiles.finders.FileSystemFinder'),
              finders.FileSystemFinder))
  
      def test_get_finder_bad_classname(self):
          self.assertRaises(ImproperlyConfigured, finders.get_finder,
                            'django.contrib.staticfiles.finders.FooBarFinder')
  
      def test_get_finder_bad_module(self):
          self.assertRaises(ImproperlyConfigured,
              finders.get_finder, 'foo.bar.FooBarFinder')
  
      def test_non_tuple_raises_exception(self):
          """
          We can't determine if STATICFILES_DIRS is set correctly just by
          looking at the type, but we can determine if it's definitely wrong.
          """
          with self.settings(STATICFILES_DIRS='a string'):
              self.assertRaises(ImproperlyConfigured, finders.FileSystemFinder)
  
  
  class TestTemplateTag(StaticFilesTestCase):
  
      def test_template_tag(self):
          self.assertTemplateRenders("""
              {% load static from staticfiles %}{% static "does/not/exist.png" %}
              """, "/static/does/not/exist.png")
          self.assertTemplateRenders("""
              {% load static from staticfiles %}{% static "testfile.txt" %}
              """, "/static/testfile.txt")
  