Add working -q and --help options to testfixture.

FossilOrigin-Name: 404494e52b6385671ccde1c83b7b868986645536

test/tester.tcl

@@ -374,6 +374,21 @@ proc do_not_use_codec {} {
   reset_db
 }
 
+# Print a HELP message and exit
+#
+proc print_help_and_quit {} {
+  puts {Options:
+  --pause                  Wait for user input before continuing
+  --soft-heap-limit=N      Set the soft-heap-limit to N
+  --maxerror=N             Quit after N errors
+  --verbose=(0|1)          Control the amount of output.  Default '1'
+  --output=FILE            set --verbose=2 and output to FILE.  Implies -q
+  -q                       Shorthand for --verbose=0
+  --help                   This message
+}
+  exit 1
+}
+
 # The following block only runs the first time this file is sourced. It
 # does not run in slave interpreters (since the ::cmdlinearg array is
 # populated before the test script is run in slave interpreters).
@@ -483,6 +498,13 @@ if {[info exists cmdlinearg]==0} {
           error "option --verbose= must be set to a boolean or to \"file\""
         }
       }
+      {.*help.*} {
+         print_help_and_quit
+      }
+      {^-q$} {
+        set cmdlinearg(output) test-out.txt
+        set cmdlinearg(verbose) 2
+      }
 
       default {
         lappend leftover $a