Update the multiplex.test script to conform to that found in the "experimental"

branch off of trunk.

FossilOrigin-Name: 2eb79efbff9cdab843b172e9fa9fb400c542fab1

test/multiplex.test

@@ -14,6 +14,16 @@ set testdir [file dirname $argv0]
 source $testdir/tester.tcl
 source $testdir/malloc_common.tcl
 
+# The tests in this file assume that SQLite is compiled without
+# ENABLE_8_3_NAMES.
+#
+ifcapable 8_3_names {
+  puts -nonewline "SQLite compiled with SQLITE_ENABLE_8_3_NAMES. "
+  puts            "Skipping tests multiplex-*."
+  finish_test
+  return
+}
+
 set g_chunk_size [ expr ($::SQLITE_MAX_PAGE_SIZE*16384) ]
 set g_max_chunks 32
 
@@ -24,7 +34,7 @@ set g_max_chunks 32
 # file name with the chunk number.
 proc multiplex_name {name chunk} {
   if {$chunk==0} { return $name }
-  set num [format "%02d" $chunk]
+  set num [format "%03d" $chunk]
   ifcapable {multiplex_ext_overwrite} {
     set name [string range $name 0 [expr [string length $name]-2-1]]
   }