[feature] add possibility to count on blob manager

By using `only_count=True` parameter, instead of returning a full list,
server just count the amount of blobs.

-- Resolves: #8871

1 files changed, 13 insertions, 0 deletions

diff --git a/testing/tests/server/test_blobs_server.py b/testing/tests/server/test_blobs_server.py
index 0db64256..0696e14b 100644
--- a/testing/tests/server/test_blobs_server.py
+++ b/testing/tests/server/test_blobs_server.py
@@ -128,6 +128,19 @@ class BlobServerTestCase(unittest.TestCase):
 
     @defer.inlineCallbacks
     @pytest.mark.usefixtures("method_tmpdir")
+    def test_list_with_count_parameter(self):
+        manager = BlobManager('', self.uri, self.secret,
+                              self.secret, 'user')
+        deferreds = []
+        for i in range(10):
+            deferreds.append(manager._encrypt_and_upload(str(i), BytesIO("1")))
+        yield defer.gatherResults(deferreds)
+
+        result = yield manager.remote_list(only_count=True)
+        self.assertEquals({"count": len(deferreds)}, result)
+
+    @defer.inlineCallbacks
+    @pytest.mark.usefixtures("method_tmpdir")
     def test_list_restricted_by_namespace(self):
         manager = BlobManager('', self.uri, self.secret,
                               self.secret, 'user')