Added relative speed test for lrange, checking fro in-place optimization.

2 files changed, 12 insertions, 2 deletions

diff --git a/ChangeLog b/ChangeLog
index 7fe6b8b..2b129a8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2008-07-23  Alexandre Ferrieux  <ferrieux@users.sourceforge.net>
+
+	* tests/lrange.test: Added relative speed test to check for lrange
+	in-place optimization committed 2008-06-30.
+
 2008-07-23  Andreas Kupries  <andreask@activestate.com>
 
 	* tests/info.test: Reordered the tests to have monotonously
diff --git a/tests/lrange.test b/tests/lrange.test
index 29eafb9..443d8c9 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.
 #
-# RCS: @(#) $Id: lrange.test,v 1.9 2005/05/10 18:35:22 kennykb Exp $
+# RCS: @(#) $Id: lrange.test,v 1.10 2008/07/23 22:50:42 ferrieux Exp $
 
 if {[lsearch [namespace children] ::tcltest] == -1} {
     package require tcltest
@@ -66,7 +66,12 @@ test lrange-1.15 {range of list elements} {
 test lrange-1.16 {list element quoting} {
     lrange {[append a .b]} 0 end    
 } {{[append} a .b\]}
-
+test lrange-1.17 {lrange in-place speed} {
+     set l [lrepeat 1000000 1]
+     set t1 [lindex [time {set l [lrange $l 0 end-1]}] 0]
+     set t2 [lindex [time {set l [lrange $l[unset l] 0 end-1]}] 0]
+     expr {($t1/$t2)>100}
+} 1
 test lrange-2.1 {error conditions} {
     list [catch {lrange a b} msg] $msg
 } {1 {wrong # args: should be "lrange list first last"}}