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t0028: extract encoding helpers to lib-encoding.sh

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The following patch will add tests outside t0028 which will also need to
re-encode some strings. Extract the auxiliary encoding functions from
t0028 to a common lib file so that they can be reused.

Signed-off-by: Matheus Tavares <matheus.bernardino@usp.br>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Matheus Tavares 2021-05-04 13:27:33 -03:00 committed by Junio C Hamano
parent 6a7bc9d118
commit 2fa3cbadcd
2 changed files with 26 additions and 24 deletions
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25
t/lib-encoding.sh Normal file
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@ -0,0 +1,25 @@
# 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
}

25
t/t0028-working-tree-encoding.sh
View File

@ -6,33 +6,10 @@ GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
. ./test-lib.sh
. "$TEST_DIRECTORY/lib-encoding.sh"
GIT_TRACE_WORKING_TREE_ENCODING=1 && export GIT_TRACE_WORKING_TREE_ENCODING
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
}
test_expect_success 'setup test files' '
git config core.eol lf &&