simplify check for ::tcltest namespace in testcases

55 files changed, 57 insertions, 58 deletions

diff --git a/tests/async.test b/tests/async.test
index df13f83..ac3c08c 100644
--- a/tests/async.test
+++ b/tests/async.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/binary.test b/tests/binary.test
index b06afe0..b2a2a40 100644
--- a/tests/binary.test
+++ b/tests/binary.test
@@ -10,7 +10,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/case.test b/tests/case.test
index d7558a9..0aba5cd 100644
--- a/tests/case.test
+++ b/tests/case.test
@@ -16,7 +16,7 @@ if {![llength [info commands case]]} {
     return
 }
 
-if {[lsearch [namespace children] ::tcltest] == -1} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/chan.test b/tests/chan.test
index 6808453..7d32a8f 100644
--- a/tests/chan.test
+++ b/tests/chan.test
@@ -7,7 +7,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/chanio.test b/tests/chanio.test
index a0a2130..975160c 100644
--- a/tests/chanio.test
+++ b/tests/chanio.test
@@ -13,8 +13,7 @@
 # See the file "license.terms" for information on usage and redistribution of
 # this file, and for a DISCLAIMER OF ALL WARRANTIES.
 
-# TODO: This test is likely worthless. Confirm and remove
-if {[lsearch [namespace children] ::tcltest] == -1} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
 }
 
diff --git a/tests/clock.test b/tests/clock.test
index e10f8bb..9052990 100644
--- a/tests/clock.test
+++ b/tests/clock.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/cmdIL.test b/tests/cmdIL.test
index fe72d94..57607bd 100644
--- a/tests/cmdIL.test
+++ b/tests/cmdIL.test
@@ -8,7 +8,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/compExpr-old.test b/tests/compExpr-old.test
index e57f799..237aab4 100644
--- a/tests/compExpr-old.test
+++ b/tests/compExpr-old.test
@@ -12,7 +12,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/config.test b/tests/config.test
index 468a1df..1767f59 100644
--- a/tests/config.test
+++ b/tests/config.test
@@ -12,7 +12,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/coroutine.test b/tests/coroutine.test
index 86a5481..9546492 100644
--- a/tests/coroutine.test
+++ b/tests/coroutine.test
@@ -9,7 +9,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/dict.test b/tests/dict.test
index e5284fc..01e4bde 100644
--- a/tests/dict.test
+++ b/tests/dict.test
@@ -9,7 +9,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2.5
     namespace import -force ::tcltest::*
 }
diff --git a/tests/env.test b/tests/env.test
index 4af46c3..774617c 100644
--- a/tests/env.test
+++ b/tests/env.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/error.test b/tests/error.test
index af07ed7..28e4f5c 100644
--- a/tests/error.test
+++ b/tests/error.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/expr.test b/tests/expr.test
index f0b75f4..632f1c4 100644
--- a/tests/expr.test
+++ b/tests/expr.test
@@ -10,8 +10,8 @@
 # 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 2.1
+if {"::tcltest" ni [namespace children]} {
+   package require tcltest 2.1
     namespace import -force ::tcltest::*
 }
 
diff --git a/tests/for-old.test b/tests/for-old.test
index a11a791..bf69376 100644
--- a/tests/for-old.test
+++ b/tests/for-old.test
@@ -12,7 +12,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/for.test b/tests/for.test
index c8a8187..bc2f40e 100644
--- a/tests/for.test
+++ b/tests/for.test
@@ -9,7 +9,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/foreach.test b/tests/foreach.test
index 84af4bd..6ef608e 100644
--- a/tests/foreach.test
+++ b/tests/foreach.test
@@ -10,7 +10,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/format.test b/tests/format.test
index 3640376..ded8a4c 100644
--- a/tests/format.test
+++ b/tests/format.test
@@ -10,7 +10,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/get.test b/tests/get.test
index 7ab189c..e39097c 100644
--- a/tests/get.test
+++ b/tests/get.test
@@ -10,7 +10,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/if-old.test b/tests/if-old.test
index fbcf56c..db23889 100644
--- a/tests/if-old.test
+++ b/tests/if-old.test
@@ -13,7 +13,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/if.test b/tests/if.test
index 040364a..d7fce19 100644
--- a/tests/if.test
+++ b/tests/if.test
@@ -10,7 +10,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/incr-old.test b/tests/incr-old.test
index ed457cf..77597a5 100644
--- a/tests/incr-old.test
+++ b/tests/incr-old.test
@@ -13,7 +13,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/indexObj.test b/tests/indexObj.test
index 126d062..b70b6d9 100644
--- a/tests/indexObj.test
+++ b/tests/indexObj.test
@@ -8,7 +8,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/io.test b/tests/io.test
index 592f09f..96add20 100644
--- a/tests/io.test
+++ b/tests/io.test
@@ -13,7 +13,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
 }
 
diff --git a/tests/ioCmd.test b/tests/ioCmd.test
index 0e47d2f..d1f1ebe 100644
--- a/tests/ioCmd.test
+++ b/tests/ioCmd.test
@@ -13,7 +13,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2.5
     namespace import -force ::tcltest::*
 }
diff --git a/tests/ioTrans.test b/tests/ioTrans.test
index 0a335ff..fe85c94 100644
--- a/tests/ioTrans.test
+++ b/tests/ioTrans.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
@@ -36,7 +36,7 @@ testConstraint thread [expr {0 == [catch {package require Thread 2.7-}]}]
 # can access this variable.
 
 set helperscript {
-    if {[lsearch [namespace children] ::tcltest] == -1} {
+    if {"::tcltest" ni [namespace children]} {
 	package require tcltest 2
 	namespace import -force ::tcltest::*
     }
diff --git a/tests/join.test b/tests/join.test
index 4aeb093..b29287b 100644
--- a/tests/join.test
+++ b/tests/join.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/lindex.test b/tests/lindex.test
index 2b1742e..41c803b 100644
--- a/tests/lindex.test
+++ b/tests/lindex.test
@@ -12,7 +12,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2.2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/linsert.test b/tests/linsert.test
index 4939e5c..2728360 100644
--- a/tests/linsert.test
+++ b/tests/linsert.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/list.test b/tests/list.test
index 2686bd7..5477806 100644
--- a/tests/list.test
+++ b/tests/list.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/listObj.test b/tests/listObj.test
index d7fb46c..fb6397e 100644
--- a/tests/listObj.test
+++ b/tests/listObj.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/llength.test b/tests/llength.test
index 169c7ca..469cd5f 100644
--- a/tests/llength.test
+++ b/tests/llength.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/load.test b/tests/load.test
index 4cd1fcd..13dd7ef 100644
--- a/tests/load.test
+++ b/tests/load.test
@@ -10,7 +10,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/lpop.test b/tests/lpop.test
index 3e28978..602e8e0 100644
--- a/tests/lpop.test
+++ b/tests/lpop.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/lrange.test b/tests/lrange.test
index 5798707..8734078 100644
--- a/tests/lrange.test
+++ b/tests/lrange.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/lrepeat.test b/tests/lrepeat.test
index e89f1b7..9ca5ba8 100644
--- a/tests/lrepeat.test
+++ b/tests/lrepeat.test
@@ -9,7 +9,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/lreplace.test b/tests/lreplace.test
index 4ce3ef4..d2d5cfb 100644
--- a/tests/lreplace.test
+++ b/tests/lreplace.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/lset.test b/tests/lset.test
index b1ed110..3fdec90 100644
--- a/tests/lset.test
+++ b/tests/lset.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/lsetComp.test b/tests/lsetComp.test
index 32bfd5f..c13d23e 100644
--- a/tests/lsetComp.test
+++ b/tests/lsetComp.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/macOSXFCmd.test b/tests/macOSXFCmd.test
index f1758f5..08cedd7 100644
--- a/tests/macOSXFCmd.test
+++ b/tests/macOSXFCmd.test
@@ -9,7 +9,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/macOSXLoad.test b/tests/macOSXLoad.test
index 12c77e0..fb56d7d 100644
--- a/tests/macOSXLoad.test
+++ b/tests/macOSXLoad.test
@@ -10,7 +10,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/mathop.test b/tests/mathop.test
index 958a56f..703a572 100644
--- a/tests/mathop.test
+++ b/tests/mathop.test
@@ -10,7 +10,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2.1
     namespace import -force ::tcltest::*
 }
diff --git a/tests/misc.test b/tests/misc.test
index db8b14a..0d93ea6 100644
--- a/tests/misc.test
+++ b/tests/misc.test
@@ -12,7 +12,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/notify.test b/tests/notify.test
index d2b9123..e34392b 100644
--- a/tests/notify.test
+++ b/tests/notify.test
@@ -13,7 +13,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/nre.test b/tests/nre.test
index 58f5511..5591862 100644
--- a/tests/nre.test
+++ b/tests/nre.test
@@ -9,7 +9,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/obj.test b/tests/obj.test
index 5bcffa3..62bcae5 100644
--- a/tests/obj.test
+++ b/tests/obj.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/opt.test b/tests/opt.test
index 14a6e04..a90e6b6 100644
--- a/tests/opt.test
+++ b/tests/opt.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/pid.test b/tests/pid.test
index af21f30..8887b66 100644
--- a/tests/pid.test
+++ b/tests/pid.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/proc-old.test b/tests/proc-old.test
index e45cf5c..96b24b8 100644
--- a/tests/proc-old.test
+++ b/tests/proc-old.test
@@ -14,7 +14,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest
     namespace import -force ::tcltest::*
 }
diff --git a/tests/process.test b/tests/process.test
index 229d33c..ef23cfb 100644
--- a/tests/process.test
+++ b/tests/process.test
@@ -8,7 +8,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/pwd.test b/tests/pwd.test
index 175c852..d48c2ad 100644
--- a/tests/pwd.test
+++ b/tests/pwd.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/reg.test b/tests/reg.test
index dabd3bc..2ee1048 100644
--- a/tests/reg.test
+++ b/tests/reg.test
@@ -9,7 +9,7 @@
 #
 # Copyright (c) 1998, 1999 Henry Spencer.  All rights reserved.
 
-if {[lsearch [namespace children] ::tcltest] == -1} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
 }
 
diff --git a/tests/regexpComp.test b/tests/regexpComp.test
index 8819dd2..4d531bd 100644
--- a/tests/regexpComp.test
+++ b/tests/regexpComp.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/registry.test b/tests/registry.test
index 8cfd5be..c5e6e5a 100644
--- a/tests/registry.test
+++ b/tests/registry.test
@@ -10,7 +10,7 @@
 # Copyright (c) 1997 by Sun Microsystems, Inc.  All rights reserved.
 # Copyright (c) 1998-1999 by Scriptics Corporation.
 
-if {[lsearch [namespace children] ::tcltest] == -1} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }
diff --git a/tests/rename.test b/tests/rename.test
index ebf5425..398d0f2 100644
--- a/tests/rename.test
+++ b/tests/rename.test
@@ -11,7 +11,7 @@
 # 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} {
+if {"::tcltest" ni [namespace children]} {
     package require tcltest 2
     namespace import -force ::tcltest::*
 }