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-rw-r--r--tests/rest/media/v1/test_media_storage.py145
1 files changed, 145 insertions, 0 deletions
diff --git a/tests/rest/media/v1/test_media_storage.py b/tests/rest/media/v1/test_media_storage.py
index a86901c2d8..fd131e3454 100644
--- a/tests/rest/media/v1/test_media_storage.py
+++ b/tests/rest/media/v1/test_media_storage.py
@@ -17,15 +17,20 @@
 import os
 import shutil
 import tempfile
+from binascii import unhexlify
 
 from mock import Mock
+from six.moves.urllib import parse
 
 from twisted.internet import defer, reactor
+from twisted.internet.defer import Deferred
 
+from synapse.config.repository import MediaStorageProviderConfig
 from synapse.rest.media.v1._base import FileInfo
 from synapse.rest.media.v1.filepath import MediaFilePaths
 from synapse.rest.media.v1.media_storage import MediaStorage
 from synapse.rest.media.v1.storage_provider import FileStorageProviderBackend
+from synapse.util.module_loader import load_module
 
 from tests import unittest
 
@@ -83,3 +88,143 @@ class MediaStorageTests(unittest.TestCase):
             body = f.read()
 
         self.assertEqual(test_body, body)
+
+
+class MediaRepoTests(unittest.HomeserverTestCase):
+
+    hijack_auth = True
+    user_id = "@test:user"
+
+    def make_homeserver(self, reactor, clock):
+
+        self.fetches = []
+
+        def get_file(destination, path, output_stream, args=None, max_size=None):
+            """
+            Returns tuple[int,dict,str,int] of file length, response headers,
+            absolute URI, and response code.
+            """
+
+            def write_to(r):
+                data, response = r
+                output_stream.write(data)
+                return response
+
+            d = Deferred()
+            d.addCallback(write_to)
+            self.fetches.append((d, destination, path, args))
+            return d
+
+        client = Mock()
+        client.get_file = get_file
+
+        self.storage_path = self.mktemp()
+        os.mkdir(self.storage_path)
+
+        config = self.default_config()
+        config.media_store_path = self.storage_path
+        config.thumbnail_requirements = {}
+        config.max_image_pixels = 2000000
+
+        provider_config = {
+            "module": "synapse.rest.media.v1.storage_provider.FileStorageProviderBackend",
+            "store_local": True,
+            "store_synchronous": False,
+            "store_remote": True,
+            "config": {"directory": self.storage_path},
+        }
+
+        loaded = list(load_module(provider_config)) + [
+            MediaStorageProviderConfig(False, False, False)
+        ]
+
+        config.media_storage_providers = [loaded]
+
+        hs = self.setup_test_homeserver(config=config, http_client=client)
+
+        return hs
+
+    def prepare(self, reactor, clock, hs):
+
+        self.media_repo = hs.get_media_repository_resource()
+        self.download_resource = self.media_repo.children[b'download']
+
+        # smol png
+        self.end_content = unhexlify(
+            b"89504e470d0a1a0a0000000d4948445200000001000000010806"
+            b"0000001f15c4890000000a49444154789c63000100000500010d"
+            b"0a2db40000000049454e44ae426082"
+        )
+
+    def _req(self, content_disposition):
+
+        request, channel = self.make_request(
+            "GET", "example.com/12345", shorthand=False
+        )
+        request.render(self.download_resource)
+        self.pump()
+
+        # We've made one fetch, to example.com, using the media URL, and asking
+        # the other server not to do a remote fetch
+        self.assertEqual(len(self.fetches), 1)
+        self.assertEqual(self.fetches[0][1], "example.com")
+        self.assertEqual(
+            self.fetches[0][2], "/_matrix/media/v1/download/example.com/12345"
+        )
+        self.assertEqual(self.fetches[0][3], {"allow_remote": "false"})
+
+        headers = {
+            b"Content-Length": [b"%d" % (len(self.end_content))],
+            b"Content-Type": [b'image/png'],
+        }
+        if content_disposition:
+            headers[b"Content-Disposition"] = [content_disposition]
+
+        self.fetches[0][0].callback(
+            (self.end_content, (len(self.end_content), headers))
+        )
+
+        self.pump()
+        self.assertEqual(channel.code, 200)
+
+        return channel
+
+    def test_disposition_filename_ascii(self):
+        """
+        If the filename is filename=<ascii> then Synapse will decode it as an
+        ASCII string, and use filename= in the response.
+        """
+        channel = self._req(b"inline; filename=out.png")
+
+        headers = channel.headers
+        self.assertEqual(headers.getRawHeaders(b"Content-Type"), [b"image/png"])
+        self.assertEqual(
+            headers.getRawHeaders(b"Content-Disposition"), [b"inline; filename=out.png"]
+        )
+
+    def test_disposition_filenamestar_utf8escaped(self):
+        """
+        If the filename is filename=*utf8''<utf8 escaped> then Synapse will
+        correctly decode it as the UTF-8 string, and use filename* in the
+        response.
+        """
+        filename = parse.quote(u"\u2603".encode('utf8')).encode('ascii')
+        channel = self._req(b"inline; filename*=utf-8''" + filename + b".png")
+
+        headers = channel.headers
+        self.assertEqual(headers.getRawHeaders(b"Content-Type"), [b"image/png"])
+        self.assertEqual(
+            headers.getRawHeaders(b"Content-Disposition"),
+            [b"inline; filename*=utf-8''" + filename + b".png"],
+        )
+
+    def test_disposition_none(self):
+        """
+        If there is no filename, one isn't passed on in the Content-Disposition
+        of the request.
+        """
+        channel = self._req(None)
+
+        headers = channel.headers
+        self.assertEqual(headers.getRawHeaders(b"Content-Type"), [b"image/png"])
+        self.assertEqual(headers.getRawHeaders(b"Content-Disposition"), None)