list @variant@ $variant @strict@ $strict] $template] 
	uplevel 1 $script
    }
} [namespace current]]



test {io-12.9 ignore} {ReadChars: multibyte chars split} -body {
    set f [open $path(test1) w]
    fconfigure $f -translation binary
    puts -nonewline $f [string repeat a 9]\xC2
    close $f
    set f [open $path(test1)]
    fconfigure $f -encoding utf-8 -encodingignore 1 -buffersize 10
    set in [read $f]
    read $f
    scan [string index $in end] %c
} -cleanup {
    catch {close $f}
} -result 194

    close $f
    scan [string index $in end] %c
} -cleanup {
    catch {close $f}
} -returnCodes 1 -match glob -result "error reading \"*\": illegal byte sequence"


test io-12.10_encodingignore {ReadChars: multibyte chars split} -body {
    set f [open $path(test1) w]
    fconfigure $f -translation binary
    puts -nonewline $f [string repeat a 9]\xC2
    close $f
    set f [open $path(test1)]
    fconfigure $f -encoding utf-8 -encodingignore 1 -buffersize 11
    set in [read $f]
    close $f
    scan [string index $in end] %c
} -cleanup {
    catch {close $f}
} -result 194

    read [teststringobj get 2]
} -cleanup {
    interp delete child
    testobj freeallvars
    removeFile io-74.1
} -returnCodes error -match glob -result {can not find channel named "*"}

test io-75.1 {multibyte encoding error read results in raw bytes (-encodingignore 1)} -setup {
    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 -encodingignore 1 -buffering none
} -body {
    set d [read $f]
    binary scan $d H* hd
    set hd
} -cleanup {
    close $f
    removeFile io-75.1
} -result 41c040

test io-75.2 {unrepresentable character write passes and is replaced by ? (-encodingignore 1)} -setup {
    set fn [makeFile {} io-75.2]
    set f [open $fn w+]
    fconfigure $f -encoding iso8859-1 -encodingignore 1
} -body {
    puts -nonewline $f A\u2022
    flush $f
    seek $f 0
    read $f
} -cleanup {
    close $f
    removeFile io-75.2
} -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 (-encodingignore 1)} -setup {
    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 -encodingignore 1
} -body {
    set d [read $f]
    close $f
    binary scan $d H* hd
    set hd
} -cleanup {
    removeFile io-75.3
} -result 41c0

# As utf-8 has a special treatment in multi-byte decoding, also test another
# one.
test io-75.4 {shiftjis encoding error read results in raw bytes (-encodingignore 1)} -setup {
    set fn [makeFile {} io-75.4]
    set f [open $fn w+]
    fconfigure $f -encoding binary
    # In shiftjis, \x81 starts a two-byte sequence.
    # But 2nd byte \xFF is not allowed
    puts -nonewline $f A\x81\xFFA
    flush $f
    seek $f 0
    fconfigure $f -encoding shiftjis -buffering none -eofchar "" -translation lf -encodingignore 1
} -body {
    set d [read $f]
    binary scan $d H* hd
    set hd
} -cleanup {
    close $f
    removeFile io-75.4
} -result 4181ff41

test io-75.5 {invalid utf-8 encoding read is ignored (-encodingignore 1)} -setup {
    set fn [makeFile {} io-75.5]
    set f [open $fn w+]
    fconfigure $f -encoding binary
    puts -nonewline $f A\x81
    flush $f
    seek $f 0
    fconfigure $f -encoding utf-8 -buffering none -eofchar "" -translation lf -encodingignore 1
} -body {
    set d [read $f]
    close $f
    binary scan $d H* hd
    set hd
} -cleanup {
    removeFile io-75.5

	set test [string map [
	    list {${mode}} [list $mode] {${option}} [list $option]] $template]
	uplevel $test
    }
} [namespace current]]


test {io-75.12 ignore} {invalid utf-8 encoding read is ignored} -setup {
    set fn [makeFile {} io-75.12]
    set f [open $fn w+]
    fconfigure $f -encoding binary
    puts -nonewline $f A\x81
    flush $f
    seek $f 0
    fconfigure $f -encoding utf-8 -buffering none -eofchar {} \
	-translation lf -encodingignore 1
} -body {
    set d [read $f]
    close $f
    binary scan $d H* hd
    set hd
} -cleanup {
    removeFile io-75.12