diff --git a/mitmproxy/addons/share.py b/mitmproxy/addons/share.py
index 17eefadbd..81d0fc022 100644
--- a/mitmproxy/addons/share.py
+++ b/mitmproxy/addons/share.py
@@ -12,6 +12,10 @@ from mitmproxy import flow
 
 
 class Share:
+    def __init__(self):
+        self.res = None
+        self.u_id = None
+
     def encode_multipart_formdata(self, filename, content):
         params = {"key": filename, "acl": "bucket-owner-full-control", "Content-Type": "application/octet-stream"}
         LIMIT = b'---------------------------198495659117975628761412556003'
@@ -69,5 +73,7 @@ class Share:
         f.seek(0)
         content = f.read()
         res = self.post_multipart('upload.share.mitmproxy.org.s3.amazonaws.com', u_id, content)
+        self.res = res
+        self.u_id = u_id
         f.close()
         ctx.log.alert("%s" % res)
diff --git a/test/mitmproxy/addons/test_share.py b/test/mitmproxy/addons/test_share.py
index e09696a72..106e8f041 100644
--- a/test/mitmproxy/addons/test_share.py
+++ b/test/mitmproxy/addons/test_share.py
@@ -1 +1,29 @@
-# TODO: Write test
+from unittest import mock
+import http.client
+
+from mitmproxy.test import taddons
+from mitmproxy.test import tflow
+
+from mitmproxy.addons import share
+from mitmproxy.addons import view
+
+
+def test_share_command():
+    with mock.patch('mitmproxy.addons.share.http.client.HTTPConnection') as mock_http:
+        sh = share.Share()
+        with taddons.context() as tctx:
+            sh.share([tflow.tflow(resp=True)])
+            assert sh.res == "URL: share.mitmproxy.org/%s" % sh.u_id
+
+            mock_http.return_value.getresponse.side_effect = http.client.RemoteDisconnected
+            sh.share([tflow.tflow(resp=True)])
+            assert sh.res == "The server couldn\'t fulfill the request."
+
+            mock_http.return_value.request.side_effect = http.client.CannotSendRequest
+            sh.share([tflow.tflow(resp=True)])
+            assert sh.res == "We failed to reach a server."
+
+            v = view.View()
+            tctx.master.addons.add(v)
+            tctx.master.addons.add(sh)
+            tctx.master.commands.call_args("share.flows", ["@shown"])
\ No newline at end of file