diff --git a/test/mitmproxy/tools/console/test_commander.py b/test/mitmproxy/tools/console/test_commander.py
index b5e226fe7..81e007f09 100644
--- a/test/mitmproxy/tools/console/test_commander.py
+++ b/test/mitmproxy/tools/console/test_commander.py
@@ -1,6 +1,6 @@
-
 from mitmproxy.tools.console.commander import commander
 from mitmproxy.test import taddons
+import pytest
 
 
 class TestListCompleter:
@@ -28,6 +28,18 @@ class TestListCompleter:
                 assert c.cycle() == expected
 
 
+class TestCommandEdit:
+    def test_open_command_bar(self):
+        with taddons.context() as tctx:
+            history = commander.CommandHistory(tctx.master, size=3)
+            edit = commander.CommandEdit(tctx.master, '', history)
+
+            try:
+                edit.update()
+            except IndexError:
+                pytest.faied("Unexpected IndexError")
+
+
 class TestCommandHistory:
     def fill_history(self, commands):
         with taddons.context() as tctx: