1 files changed, 20 insertions, 34 deletions

diff --git a/tests/io.test b/tests/io.test
index 129d741..8a7cc51 100644
--- a/tests/io.test
+++ b/tests/io.test
@@ -37,7 +37,7 @@ testConstraint fcopy            [llength [info commands fcopy]]
 testConstraint testfevent       [llength [info commands testfevent]]
 testConstraint testchannelevent [llength [info commands testchannelevent]]
 testConstraint testmainthread   [llength [info commands testmainthread]]
-testConstraint testthread       [llength [info commands testthread]]
+testConstraint thread [expr {0 == [catch {package require Thread 2.6}]}]
 
 # You need a *very* special environment to do some tests.  In
 # particular, many file systems do not support large-files...
@@ -1668,8 +1668,8 @@ test io-14.3 {Tcl_SetStdChannel & Tcl_GetStdChannel} {exec openpipe} {
 out
 } {err
 }}
-# This test relies on the fact that the smallest available fd is used first.
-test io-14.4 {Tcl_SetStdChannel & Tcl_GetStdChannel} {exec unix} {
+# This test relies on the fact that stdout is used before stderr
+test io-14.4 {Tcl_SetStdChannel & Tcl_GetStdChannel} {exec} {
     set f [open $path(test1) w]
     puts -nonewline $f { close stdin
 	close stdout
@@ -1694,8 +1694,8 @@ test io-14.4 {Tcl_SetStdChannel & Tcl_GetStdChannel} {exec unix} {
     close $f2
     set result
 } {{ close stdin
-file1
-} {file2
+stdout
+} {stderr
 }}
 catch {interp delete z}
 test io-14.5 {Tcl_GetChannel: stdio name translation} {
@@ -2220,7 +2220,7 @@ test io-28.5 {Tcl_Close vs standard handles} {stdio unix testchannel openpipe} {
     set f [open "|[list [interpreter] $path(script)]" r]
     set l [gets $f]
     close $f
-    set l
+    lsort $l
 } {file1 file2}
 
 test io-29.1 {Tcl_WriteChars, channel not writable} {
@@ -6573,7 +6573,7 @@ test io-52.5a {TclCopyChannel, all, other negative value} {fcopy} {
     }
     set result
 } {0 0 ok}
-test io-52.5b {TclCopyChannel, all, wrapped to negative value} {fcopy} {
+test io-52.5b {TclCopyChannel, all, wrap to negative value} {fcopy} {
     file delete $path(test1)
     set f1 [open $thisScript]
     set f2 [open $path(test1) w]
@@ -7435,7 +7435,7 @@ test io-59.1 {Thread reference of channels} {testmainthread testchannel} {
     # More complicated tests (like that the reference changes as a
     # channel is moved from thread to thread) can be done only in the
     # extension which fully implements the moving of channels between
-    # threads, i.e. 'Threads'. Or we have to extend [testthread] as well.
+    # threads, i.e. 'Threads'.
 
     set f [open $path(longfile) r]
     set result [testchannel mthread $f]
@@ -7527,25 +7527,7 @@ test io-70.0 {Cutting & Splicing channels} {testchannel} {
 } {0 1 0}
 
 
-# Duplicate of code in "thread.test". Find a better way of doing this
-# without duplication. Maybe placement into a proc which transforms to
-# nop after the first call, and placement of its defintion in a
-# central location.
-
-if {[testConstraint testthread]} {
-    testthread errorproc ThreadError
-
-    proc ThreadError {id info} {
-	global threadError
-	set threadError $info
-    }
-
-    proc ThreadNullError {id info} {
-	# ignore
-    }
-}
-
-test io-70.1 {Transfer channel} {testchannel testthread} {
+test io-70.1 {Transfer channel} {testchannel thread} {
     set f [makeFile {... dummy ...} cutsplice]
     set c [open $f r]
 
@@ -7554,16 +7536,17 @@ test io-70.1 {Transfer channel} {testchannel testthread} {
     testchannel cut $c
     lappend res [catch {seek $c 0 start}]
 
-    set tid [testthread create]
-    testthread send $tid [list set c $c]
-    lappend res [testthread send $tid {
+    set tid [thread::create -preserved]
+    thread::send $tid [list set c $c]
+    thread::send $tid {load {} Tcltest}
+    lappend res [thread::send $tid {
 	testchannel splice $c
 	set res [catch {seek $c 0 start}]
 	close $c
 	set res
     }]
 
-    tcltest::threadReap
+    thread::release $tid
     removeFile cutsplice
 
     set res
@@ -7762,15 +7745,18 @@ test io-73.1 {channel Tcl_Obj SetChannelFromAny} {} {
     catch {close [lreplace [list a] 0 end]}
 } {1}
 
-test io-73.2 {channel Tcl_Obj SetChannelFromAny, bug 2407783} {} {
+test io-73.2 {channel Tcl_Obj SetChannelFromAny, bug 2407783} -setup {
     # Invalidate intrep of 'channel' Tcl_Obj when transiting between interpreters.
-    interp create foo
     set f [open [info script] r]
+} -body {
+    interp create foo
     seek $f 0
     set code [catch {interp eval foo [list seek $f 0]} msg]
     # The string map converts the changing channel handle to a fixed string
     list $code [string map [list $f @@] $msg]
-} {1 {can not find channel named "@@"}}
+} -cleanup {
+    close $f
+} -result {1 {can not find channel named "@@"}}
 
 # ### ### ### ######### ######### #########