Import Tcl 8.6.11

tests/pwd.test

@@ -11,8 +11,8 @@
 # See the file "license.terms" for information on usage and redistribution
 # of this file, and for a DISCLAIMER OF ALL WARRANTIES.
 
-if {[lsearch [namespace children] ::tcltest] == -1} {
-    package require tcltest 2
+if {"::tcltest" ni [namespace children]} {
+    package require tcltest 2.5
     namespace import -force ::tcltest::*
 }
 
@@ -20,9 +20,10 @@ test pwd-1.1 {simple pwd} {
     catch pwd
 } 0
 test pwd-1.2 {simple pwd} {
-    expr [string length pwd]>0
+    expr {[string length [pwd]]>0}
 } 1
-test pwd-1.3 {pwd takes no args} -body {
+
+test pwd-2.1 {pwd takes no args} -body {
     pwd foobar
 } -returnCodes error -result "wrong \# args: should be \"pwd\""