Use media availability instead of querying the filesystem

readthedocs/builds/models.py

@@ -379,17 +379,18 @@ def get_downloads(self, pretty=False):
         def prettify(k):
             return k if pretty else k.lower()
 
-        if project.has_pdf(self.slug, version_type=self.type):
+        if self.has_pdf:
             data[prettify('PDF')] = project.get_production_media_url(
                 'pdf',
                 self.slug,
             )
-        if project.has_htmlzip(self.slug, version_type=self.type):
+
+        if self.has_htmlzip:
             data[prettify('HTML')] = project.get_production_media_url(
                 'htmlzip',
                 self.slug,
             )
-        if project.has_epub(self.slug, version_type=self.type):
+        if self.has_epub:
             data[prettify('Epub')] = project.get_production_media_url(
                 'epub',
                 self.slug,

readthedocs/rtd_tests/tests/test_footer.py

@@ -12,7 +12,6 @@
 from readthedocs.builds.models import Version
 from readthedocs.core.middleware import FooterNoSessionMiddleware
 from readthedocs.projects.models import Project
-from readthedocs.rtd_tests.mocks.paths import fake_paths_by_regex
 
 
 class Testmaker(APITestCase):
@@ -74,23 +73,25 @@ def test_footer_uses_version_compare(self):
             self.assertEqual(r.data['version_compare'], {'MOCKED': True})
 
     def test_pdf_build_mentioned_in_footer(self):
-        with fake_paths_by_regex(r'\.pdf$'):
-            response = self.render()
+        self.latest.has_pdf = True
+        self.latest.save()
+
+        response = self.render()
         self.assertIn('pdf', response.data['html'])
 
     def test_pdf_not_mentioned_in_footer_when_doesnt_exists(self):
-        with fake_paths_by_regex(r'\.pdf$', exists=False):
-            response = self.render()
+        response = self.render()
         self.assertNotIn('pdf', response.data['html'])
 
     def test_epub_build_mentioned_in_footer(self):
-        with fake_paths_by_regex(r'\.epub$'):
-            response = self.render()
+        self.latest.has_epub = True
+        self.latest.save()
+
+        response = self.render()
         self.assertIn('epub', response.data['html'])
 
     def test_epub_not_mentioned_in_footer_when_doesnt_exists(self):
-        with fake_paths_by_regex(r'\.epub$', exists=False):
-            response = self.render()
+        response = self.render()
         self.assertNotIn('epub', response.data['html'])
 
     def test_no_session_logged_out(self):

readthedocs/rtd_tests/tests/test_version.py

@@ -82,3 +82,15 @@ def test_version_does_not_support_wipe(self):
 
     def test_version_supports_wipe(self):
         self.assertTrue(self.branch_version.supports_wipe)
+
+    def test_get_downloads(self):
+        self.assertDictEqual(self.branch_version.get_downloads(), {})
+
+        self.branch_version.has_pdf = True
+        self.branch_version.has_epub = True
+        self.branch_version.save()
+        expected = {
+            'epub': '//readthedocs.org/projects/pip/downloads/epub/stable/',
+            'pdf': '//readthedocs.org/projects/pip/downloads/pdf/stable/',
+        }
+        self.assertDictEqual(self.branch_version.get_downloads(), expected)