#
#
# add_dir "tests/empty_command_name"
# 
# add_file "tests/empty_command_name/__driver__.lua"
#  content [431f2137b4f89450381281a8b0f909bdc4f9306f]
# 
# patch "commands.cc"
#  from [a8252add69f2ed2ed88512fb21e23939deb45b46]
#    to [aa149b884c5b144e4244118c8d9c52ba92b37600]
#
============================================================
--- commands.cc	a8252add69f2ed2ed88512fb21e23939deb45b46
+++ commands.cc	aa149b884c5b144e4244118c8d9c52ba92b37600
@@ -302,8 +302,6 @@ namespace commands
   {
     map< command_id, command * > matches;
 
-    I(!prefix().empty());
-
     for (children_set::const_iterator iter = children().begin();
          iter != children().end(); iter++)
       {
============================================================
--- /dev/null	
+++ tests/empty_command_name/__driver__.lua	431f2137b4f89450381281a8b0f909bdc4f9306f
@@ -0,0 +1,7 @@
+mtn_setup()
+
+check(mtn(''), 2, false, true)
+check(qgrep("Usage: ", "stderr"))
+
+check(mtn('ls', ''), 1, false, true)
+check(qgrep("is ambiguous", "stderr"))
\ No newline at end of file