test call signatures

test/signatures.vim

@@ -12,12 +12,17 @@ describe 'signatures'
 
     it 'simple'
         normal ostr( 
+        " equals doautocmd CursorMovedI
         Python jedi_vim.show_call_signatures()
 
-        "doautocmd CursorMovedI
+        Expect getline(1) == '≡jedi=0, ≡   (*obj*) ≡jedi≡'
 
-        Expect getline(1) == 'a'
-
-        "doautocmd InsertLeave 
+        doautocmd InsertLeave 
+        Expect getline(1) == ''
+    end
+    it 'no signature'
+        normal ostr 
+        Python jedi_vim.show_call_signatures()
+        Expect getline(1, '$') == ['', 'str ']
     end
 end