diff --git a/test/signatures.vim b/test/signatures.vim
new file mode 100644
index 0000000..444e002
--- /dev/null
+++ b/test/signatures.vim
@@ -0,0 +1,23 @@
+source plugin/jedi.vim
+
+describe 'signatures'
+    before
+        set filetype=python
+    end
+
+    after
+        bd!
+        bd!
+    end
+
+    it 'simple'
+        normal ostr( 
+        Python jedi_vim.show_call_signatures()
+
+        "doautocmd CursorMovedI
+
+        Expect getline(1) == 'a'
+
+        "doautocmd InsertLeave 
+    end
+end