chan configure $in -buffersize 10 -translation crlf -eofchar h
    set out [open $path(test2) w]
    fcopy $in $out
    close $in
    close $out
    file size $path(test2)
} 8
test io-52.20 {TclCopyChannel & encodings} -setup {
    set out [open $path(utf8-fcopy.txt) w]
    fconfigure $out -encoding utf-8 -translation lf
    puts $out "Á"
    close $out
} -constraints {fcopy} -body {
    # binary to encoding => the input has to be
    # in utf-8 to make sense to the encoder

    set in  [open $path(utf8-fcopy.txt) r]
    set out [open $path(kyrillic.txt) w]

    # Using "-encoding ascii" means reading the "Á" gives an error
    fconfigure $in  -encoding ascii -profile strict
    fconfigure $out -encoding koi8-r -translation lf

    fcopy $in $out
} -cleanup {
    close $in
    close $out
} -returnCodes 1 -match glob -result {error reading "file*": illegal byte sequence}
test io-52.21 {TclCopyChannel & encodings} -setup {
    set out [open $path(utf8-fcopy.txt) w]
    fconfigure $out -encoding utf-8 -translation lf
    puts $out "Á"
    close $out
} -constraints {fcopy} -body {
    # binary to encoding => the input has to be
    # in utf-8 to make sense to the encoder

    set in  [open $path(utf8-fcopy.txt) r]
    set out [open $path(kyrillic.txt) w]

    # Using "-encoding ascii" means writing the "Á" gives an error
    fconfigure $in  -encoding utf-8
    fconfigure $out -encoding ascii -translation lf -profile strict

    fcopy $in $out
} -cleanup {
    close $in
    close $out
} -returnCodes 1 -match glob -result {error writing "file*": illegal byte sequence}
test io-52.22 {TclCopyChannel & encodings} -setup {
    set out [open $path(utf8-fcopy.txt) w]
    fconfigure $out -encoding utf-8 -translation lf
    puts $out "Á"
    close $out
} -constraints {fcopy} -body {
    # binary to encoding => the input has to be
    # in utf-8 to make sense to the encoder

    set in  [open $path(utf8-fcopy.txt) r]
    set out [open $path(kyrillic.txt) w]

    # Using "-encoding ascii" means reading the "Á" gives an error
    fconfigure $in  -encoding ascii -profile strict
    fconfigure $out -encoding koi8-r -translation lf
    proc ::xxx args {
        set ::s0 $args
    }

    fcopy $in $out -command ::xxx
    vwait ::s0
    set ::s0
} -cleanup {
    close $in
    close $out
    unset ::s0
} -match glob -result {0 {error reading "file*": illegal byte sequence}}
test io-52.23 {TclCopyChannel & encodings} -setup {
    set out [open $path(utf8-fcopy.txt) w]
    fconfigure $out -encoding utf-8 -translation lf
    puts $out "Á"
    close $out
} -constraints {fcopy} -body {
    # binary to encoding => the input has to be
    # in utf-8 to make sense to the encoder

    set in  [open $path(utf8-fcopy.txt) r]
    set out [open $path(kyrillic.txt) w]

    # Using "-encoding ascii" means writing the "Á" gives an error
    fconfigure $in  -encoding utf-8
    fconfigure $out -encoding ascii -translation lf -profile strict
    proc ::xxx args {
        set ::s0 $args
    }

    fcopy $in $out -command ::xxx
    vwait ::s0
    set ::s0
} -cleanup {
    close $in
    close $out
    unset ::s0
} -match glob -result {0 {error writing "file*": illegal byte sequence}}


test io-53.1 {CopyData} {fcopy} {
    file delete $path(test1)
    set f1 [open $thisScript]
    set f2 [open $path(test1) w]
    fconfigure $f1 -translation lf -blocking 0
    fconfigure $f2 -translation cr -blocking 0