1 files changed, 25 insertions, 5 deletions
diff --git a/tests/handlers/test_e2e_keys.py b/tests/handlers/test_e2e_keys.py
index f0723892e4..ddcf3ee348 100644
--- a/tests/handlers/test_e2e_keys.py
+++ b/tests/handlers/test_e2e_keys.py
@@ -161,8 +161,9 @@ class E2eKeysHandlerTestCase(unittest.HomeserverTestCase):
     def test_fallback_key(self):
         local_user = "@boris:" + self.hs.hostname
         device_id = "xyz"
-        fallback_key = {"alg1:k1": "key1"}
-        fallback_key2 = {"alg1:k2": "key2"}
+        fallback_key = {"alg1:k1": "fallback_key1"}
+        fallback_key2 = {"alg1:k2": "fallback_key2"}
+        fallback_key3 = {"alg1:k2": "fallback_key3"}
         otk = {"alg1:k2": "key2"}
 
         # we shouldn't have any unused fallback keys yet
@@ -175,7 +176,7 @@ class E2eKeysHandlerTestCase(unittest.HomeserverTestCase):
             self.handler.upload_keys_for_user(
                 local_user,
                 device_id,
-                {"org.matrix.msc2732.fallback_keys": fallback_key},
+                {"fallback_keys": fallback_key},
             )
         )
 
@@ -220,7 +221,7 @@ class E2eKeysHandlerTestCase(unittest.HomeserverTestCase):
             self.handler.upload_keys_for_user(
                 local_user,
                 device_id,
-                {"org.matrix.msc2732.fallback_keys": fallback_key},
+                {"fallback_keys": fallback_key},
             )
         )
 
@@ -234,7 +235,7 @@ class E2eKeysHandlerTestCase(unittest.HomeserverTestCase):
             self.handler.upload_keys_for_user(
                 local_user,
                 device_id,
-                {"org.matrix.msc2732.fallback_keys": fallback_key2},
+                {"fallback_keys": fallback_key2},
             )
         )
 
@@ -271,6 +272,25 @@ class E2eKeysHandlerTestCase(unittest.HomeserverTestCase):
             {"failures": {}, "one_time_keys": {local_user: {device_id: fallback_key2}}},
         )
 
+        # using the unstable prefix should also set the fallback key
+        self.get_success(
+            self.handler.upload_keys_for_user(
+                local_user,
+                device_id,
+                {"org.matrix.msc2732.fallback_keys": fallback_key3},
+            )
+        )
+
+        res = self.get_success(
+            self.handler.claim_one_time_keys(
+                {"one_time_keys": {local_user: {device_id: "alg1"}}}, timeout=None
+            )
+        )
+        self.assertEqual(
+            res,
+            {"failures": {}, "one_time_keys": {local_user: {device_id: fallback_key3}}},
+        )
+
     def test_replace_master_key(self):
         """uploading a new signing key should make the old signing key unavailable"""
         local_user = "@boris:" + self.hs.hostname