From 0f674c548252976d41f9ac1c0cf4668cb8eaaabe Mon Sep 17 00:00:00 2001
From: oehhar <harald.oehlmann@elmicron.de>
Date: Sun, 11 Sep 2022 08:39:20 +0000
Subject: Tests io-75.x tolerant encoding: correct indention and comments

---
 tests/io.test | 58 +++++++++++++++++++++++++++++-----------------------------
 1 file changed, 29 insertions(+), 29 deletions(-)

diff --git a/tests/io.test b/tests/io.test
index 764e9f0..e338749 100644
--- a/tests/io.test
+++ b/tests/io.test
@@ -8814,58 +8814,58 @@ test io-74.1 {[104f2885bb] improper cache validity check} -setup {
     removeFile io-74.1
 } -returnCodes error -match glob -result {can not find channel named "*"}
 
-# Note: the following tests 75.1 to 75.3 are in preparation for TCL 9.0, where
-# those should result in an error result
+# The following tests 75.1 to 75.3 exercice strict or tolerant channel
+# encoding.
+# TCL 8.6 only offers tolerant channel encoding, what is tested here.
 test io-75.1 {multibyte encoding error read results in raw bytes} -setup {
-	set fn [makeFile {} io-75.1]
+    set fn [makeFile {} io-75.1]
     set f [open $fn w+]
     fconfigure $f -encoding binary
-	# In UTF-8, a byte 0xCx starts a multibyte sequence and must be followed
-	# by a byte > 0x7F. This is violated to get an invalid sequence.
-	puts -nonewline $f "A\xC0\x40"
-	flush $f
-	seek $f 0
-	fconfigure $f -encoding utf-8 -buffering none
+    # In UTF-8, a byte 0xCx starts a multibyte sequence and must be followed
+    # by a byte > 0x7F. This is violated to get an invalid sequence.
+    puts -nonewline $f "A\xC0\x40"
+    flush $f
+    seek $f 0
+    fconfigure $f -encoding utf-8 -buffering none
 } -body {
-	read $f
+    read $f
 } -cleanup {
-	close $f
-	removeFile io-75.1
+    close $f
+    removeFile io-75.1
 } -returnCodes ok -result "A\xC0\x40"
 # for TCL 9.0, the result is error
 
 test io-75.2 {unrepresentable character write passes and is replaced by ?} -setup {
-	set fn [makeFile {} io-75.2]
+    set fn [makeFile {} io-75.2]
     set f [open $fn w+]
     fconfigure $f -encoding iso8859-1
 } -body {
-	# the following command gets in result error in TCL 9.0
-	puts -nonewline $f "A\u2022"
-	flush $f
-	seek $f 0
-	read $f
+    puts -nonewline $f "A\u2022"
+    flush $f
+    seek $f 0
+    read $f
 } -cleanup {
-	close $f
-	removeFile io-75.2
+    close $f
+    removeFile io-75.2
 } -returnCodes ok -result "A?"
 
 # Incomplete sequence test.
 # This error may IMHO only be detected with the close.
 # But the read already returns the incomplete sequence.
 test io-75.3 {incomplete multibyte encoding read is ignored} -setup {
-	set fn [makeFile {} io-75.3]
+    set fn [makeFile {} io-75.3]
     set f [open $fn w+]
     fconfigure $f -encoding binary
-	puts -nonewline $f "A\xC0"
-	flush $f
-	seek $f 0
-	fconfigure $f -encoding utf-8 -buffering none
+    puts -nonewline $f "A\xC0"
+    flush $f
+    seek $f 0
+    fconfigure $f -encoding utf-8 -buffering none
 } -body {
-	set d [read $f]
-	close $f
-	set d
+    set d [read $f]
+    close $f
+    set d
 } -cleanup {
-	removeFile io-75.3
+    removeFile io-75.3
 } -returnCodes ok -result "A\xC0"
 
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