short_path string.empty default

Author: scivision

+stdlib/windows_shortname.m

@@ -13,7 +13,7 @@
   p (1,1) string
 end
 
-short = "";
+short = string.empty;
 
 if ~ispc
   return

test/TestWindowsCOM.m

@@ -13,7 +13,7 @@ function setup_path(tc)
 methods (Test)
 
 function test_not(tc)
-tc.verifyEqual(stdlib.windows_shortname("not-exist"), "")
+tc.verifyEmpty(stdlib.windows_shortname("not-exist"))
 
 end