Also test transfroms that delay.

1 files changed, 30 insertions, 0 deletions

diff --git a/tests/iogt.test b/tests/iogt.test
index 1a18afc..89e62d4 100644
--- a/tests/iogt.test
+++ b/tests/iogt.test
@@ -1039,6 +1039,36 @@ test iogt-7.0 {Handle fleeting EOF} -constraints {testchannel} -body {
     close $chan
 } -result {0 ..... 1 {} 0 ..... 1}
 
+proc delay {op data} {
+    variable store
+    switch -- $op {
+	create/write -	create/read  -
+	delete/write -	delete/read  -
+	flush/write -	write -
+	clear_read   {;#ignore}
+	flush/read  -
+	read        {
+	    if {![info exists store]} {set store {}}
+	    set reply $store
+	    set store $data
+	    return $reply
+	}
+	query/maxRead {return -1}
+    }
+}
+
+test iogt-7.1 {Handle fleeting EOF} -constraints {testchannel} -body {
+    set chan [chan create read [namespace which driver]]
+    testchannel transform $chan -command [namespace code delay]
+    list [eof $chan] [read $chan] [eof $chan] [read $chan 0] [eof $chan] \
+        [read $chan] [eof $chan]
+} -cleanup {
+    close $chan
+} -result {0 ..... 1 {} 0 ..... 1}
+
+rename delay {}
+rename driver {}
+
 # cleanup
 foreach file [list dummy dummyout __echo_srv__.tcl] {
     removeFile $file