git/t/lib-encoding.sh

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# Encoding helpers
test_lazy_prereq NO_UTF16_BOM '
test $(printf abc | iconv -f UTF-8 -t UTF-16 | wc -c) = 6
'
test_lazy_prereq NO_UTF32_BOM '
test $(printf abc | iconv -f UTF-8 -t UTF-32 | wc -c) = 12
'
write_utf16 () {
if test_have_prereq NO_UTF16_BOM
then
printf '\376\377'
fi &&
iconv -f UTF-8 -t UTF-16
}
write_utf32 () {
if test_have_prereq NO_UTF32_BOM
then
printf '\0\0\376\377'
fi &&
iconv -f UTF-8 -t UTF-32
}