89cacc8b69a80a7e2787aaf9082782a83352d789
galt
  Tue Oct 4 14:34:03 2016 -0700
refs #18175. more elegant code for the hex decoder for attr css js url. Thanks Angie.

diff --git src/lib/tests/testDecodedString.c src/lib/tests/testDecodedString.c
index 5c9fa5d..19293dd 100644
--- src/lib/tests/testDecodedString.c
+++ src/lib/tests/testDecodedString.c
@@ -10,30 +10,35 @@
 
 void usage()
 /* Explain usage and exit */
 {
 errAbort(
 "testDecodedString - test the htmshell decode functions\n"
 "usage:\n"
 "   testDecodedString type <some quote char>[any characters]<some quote char>\n"
 "   whatever is given on the command line: [any characters] will be parsed\n"
 "   the first character encountered will be the quote character\n"
 "   the string must end with that quote character\n"
 "   beware of your shell consuming your quote characters if you want\n"
 "   to use \" or \'\n"
 "   type can be any of these: attr css js url\n"
 "   -verbose=2 to mirror [any characters]\n"
+"  HH stands for 2 hex digits 0-9 A-F a-f\n"
+"attr \"&#xHH;\"\n"
+"css \"\\HH \" (trailing space critical)\n" 
+"js \"\\xHH\"\n"
+"url \"%%HH\"\n"
 );
 }
 
 static struct optionSpec options[] = {
    {NULL, 0},
 };
 
 int main(int argc, char *argv[])
 /* Process command line. */
 {
 optionInit(&argc, argv, options);
 if (argc < 3)
     usage();
 int i;
 char *type = argv[1];