. ./test-lib.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 $(printf abc | iconv -f UTF-8 -t UTF-32 | wc -c) = 12
+'
+
+write_utf16 () {
+ if test_have_prereq NO_UTF16_BOM
+ then
+ printf '\xfe\xff'
+ fi &&
+ iconv -f UTF-8 -t UTF-16
+}
+
+write_utf32 () {
+ if test_have_prereq NO_UTF32_BOM
+ then
+ printf '\x00\x00\xfe\xff'
+ fi &&
+ iconv -f UTF-8 -t UTF-32
+}
+
test_expect_success 'setup test files' '
git config core.eol lf &&
text="hallo there!\ncan you read me?" &&
echo "*.utf16 text working-tree-encoding=utf-16" >.gitattributes &&
+ echo "*.utf16lebom text working-tree-encoding=UTF-16LE-BOM" >>.gitattributes &&
printf "$text" >test.utf8.raw &&
- printf "$text" | iconv -f UTF-8 -t UTF-16 >test.utf16.raw &&
- printf "$text" | iconv -f UTF-8 -t UTF-32 >test.utf32.raw &&
+ printf "$text" | write_utf16 >test.utf16.raw &&
+ printf "$text" | write_utf32 >test.utf32.raw &&
+ printf "\377\376" >test.utf16lebom.raw &&
+ printf "$text" | iconv -f UTF-8 -t UTF-32LE >>test.utf16lebom.raw &&
# Line ending tests
printf "one\ntwo\nthree\n" >lf.utf8.raw &&
# BOM tests
printf "\0a\0b\0c" >nobom.utf16be.raw &&
printf "a\0b\0c\0" >nobom.utf16le.raw &&
- printf "\376\777\0a\0b\0c" >bebom.utf16be.raw &&
- printf "\777\376a\0b\0c\0" >lebom.utf16le.raw &&
+ printf "\376\377\0a\0b\0c" >bebom.utf16be.raw &&
+ printf "\377\376a\0b\0c\0" >lebom.utf16le.raw &&
printf "\0\0\0a\0\0\0b\0\0\0c" >nobom.utf32be.raw &&
printf "a\0\0\0b\0\0\0c\0\0\0" >nobom.utf32le.raw &&
- printf "\0\0\376\777\0\0\0a\0\0\0b\0\0\0c" >bebom.utf32be.raw &&
- printf "\777\376\0\0a\0\0\0b\0\0\0c\0\0\0" >lebom.utf32le.raw &&
+ printf "\0\0\376\377\0\0\0a\0\0\0b\0\0\0c" >bebom.utf32be.raw &&
+ printf "\377\376\0\0a\0\0\0b\0\0\0c\0\0\0" >lebom.utf32le.raw &&
# Add only UTF-16 file, we will add the UTF-32 file later
cp test.utf16.raw test.utf16 &&
cp test.utf32.raw test.utf32 &&
- git add .gitattributes test.utf16 &&
+ cp test.utf16lebom.raw test.utf16lebom &&
+ git add .gitattributes test.utf16 test.utf16lebom &&
git commit -m initial
'
test_cmp_bin test.utf16.raw test.utf16
'
+test_expect_success 're-encode to UTF-16-LE-BOM on checkout' '
+ rm test.utf16lebom &&
+ git checkout test.utf16lebom &&
+ test_cmp_bin test.utf16lebom.raw test.utf16lebom
+'
+
test_expect_success 'check $GIT_DIR/info/attributes support' '
test_when_finished "rm -f test.utf32.git" &&
test_when_finished "git reset --hard HEAD" &&
for i in 16 32
do
+ test_expect_success "check prohibited UTF-${i} BOM" '
+ test_when_finished "git reset --hard HEAD" &&
+
+ echo "*.utf${i}be text working-tree-encoding=utf-${i}be" >>.gitattributes &&
+ echo "*.utf${i}le text working-tree-encoding=utf-${i}LE" >>.gitattributes &&
+
+ # Here we add a UTF-16 (resp. UTF-32) files with BOM (big/little-endian)
+ # but we tell Git to treat it as UTF-16BE/UTF-16LE (resp. UTF-32).
+ # In these cases the BOM is prohibited.
+ cp bebom.utf${i}be.raw bebom.utf${i}be &&
+ test_must_fail git add bebom.utf${i}be 2>err.out &&
+ test_i18ngrep "fatal: BOM is prohibited .* utf-${i}be" err.out &&
+ test_i18ngrep "use UTF-${i} as working-tree-encoding" err.out &&
+
+ cp lebom.utf${i}le.raw lebom.utf${i}be &&
+ test_must_fail git add lebom.utf${i}be 2>err.out &&
+ test_i18ngrep "fatal: BOM is prohibited .* utf-${i}be" err.out &&
+ test_i18ngrep "use UTF-${i} as working-tree-encoding" err.out &&
+
+ cp bebom.utf${i}be.raw bebom.utf${i}le &&
+ test_must_fail git add bebom.utf${i}le 2>err.out &&
+ test_i18ngrep "fatal: BOM is prohibited .* utf-${i}LE" err.out &&
+ test_i18ngrep "use UTF-${i} as working-tree-encoding" err.out &&
+
+ cp lebom.utf${i}le.raw lebom.utf${i}le &&
+ test_must_fail git add lebom.utf${i}le 2>err.out &&
+ test_i18ngrep "fatal: BOM is prohibited .* utf-${i}LE" err.out &&
+ test_i18ngrep "use UTF-${i} as working-tree-encoding" err.out
+ '
+
+ test_expect_success "check required UTF-${i} BOM" '
+ test_when_finished "git reset --hard HEAD" &&
+
+ echo "*.utf${i} text working-tree-encoding=utf-${i}" >>.gitattributes &&
+
+ cp nobom.utf${i}be.raw nobom.utf${i} &&
+ test_must_fail git add nobom.utf${i} 2>err.out &&
+ test_i18ngrep "fatal: BOM is required .* utf-${i}" err.out &&
+ test_i18ngrep "use UTF-${i}BE or UTF-${i}LE" err.out &&
+
+ cp nobom.utf${i}le.raw nobom.utf${i} &&
+ test_must_fail git add nobom.utf${i} 2>err.out &&
+ test_i18ngrep "fatal: BOM is required .* utf-${i}" err.out &&
+ test_i18ngrep "use UTF-${i}BE or UTF-${i}LE" err.out
+ '
+
test_expect_success "eol conversion for UTF-${i} encoded files on checkout" '
test_when_finished "rm -f crlf.utf${i}.raw lf.utf${i}.raw" &&
test_when_finished "git reset --hard HEAD^" &&
- cat lf.utf8.raw | iconv -f UTF-8 -t UTF-${i} >lf.utf${i}.raw &&
- cat crlf.utf8.raw | iconv -f UTF-8 -t UTF-${i} >crlf.utf${i}.raw &&
+ cat lf.utf8.raw | write_utf${i} >lf.utf${i}.raw &&
+ cat crlf.utf8.raw | write_utf${i} >crlf.utf${i}.raw &&
cp crlf.utf${i}.raw eol.utf${i} &&
cat >expectIndexLF <<-EOF &&
test_i18ngrep "error: .* overwritten by checkout:" err.out
'
+test_expect_success 'error if encoding garbage is already in Git' '
+ BEFORE_STATE=$(git rev-parse HEAD) &&
+ test_when_finished "git reset --hard $BEFORE_STATE" &&
+
+ # Skip the UTF-16 filter for the added file
+ # This simulates a Git version that has no checkoutEncoding support
+ cp nobom.utf16be.raw nonsense.utf16 &&
+ TEST_HASH=$(git hash-object --no-filters -w nonsense.utf16) &&
+ git update-index --add --cacheinfo 100644 $TEST_HASH nonsense.utf16 &&
+ COMMIT=$(git commit-tree -p $(git rev-parse HEAD) -m "plain commit" $(git write-tree)) &&
+ git update-ref refs/heads/master $COMMIT &&
+
+ git diff 2>err.out &&
+ test_i18ngrep "error: BOM is required" err.out
+'
+
+test_lazy_prereq ICONV_SHIFT_JIS '
+ iconv -f UTF-8 -t SHIFT-JIS </dev/null
+'
+
+test_expect_success ICONV_SHIFT_JIS 'check roundtrip encoding' '
+ test_when_finished "rm -f roundtrip.shift roundtrip.utf16" &&
+ test_when_finished "git reset --hard HEAD" &&
+
+ text="hallo there!\nroundtrip test here!" &&
+ printf "$text" | iconv -f UTF-8 -t SHIFT-JIS >roundtrip.shift &&
+ printf "$text" | write_utf16 >roundtrip.utf16 &&
+ echo "*.shift text working-tree-encoding=SHIFT-JIS" >>.gitattributes &&
+
+ # SHIFT-JIS encoded files are round-trip checked by default...
+ GIT_TRACE=1 git add .gitattributes roundtrip.shift 2>&1 |
+ grep "Checking roundtrip encoding for SHIFT-JIS" &&
+ git reset &&
+
+ # ... unless we overwrite the Git config!
+ ! GIT_TRACE=1 git -c core.checkRoundtripEncoding=garbage \
+ add .gitattributes roundtrip.shift 2>&1 |
+ grep "Checking roundtrip encoding for SHIFT-JIS" &&
+ git reset &&
+
+ # UTF-16 encoded files should not be round-trip checked by default...
+ ! GIT_TRACE=1 git add roundtrip.utf16 2>&1 |
+ grep "Checking roundtrip encoding for UTF-16" &&
+ git reset &&
+
+ # ... unless we tell Git to check it!
+ GIT_TRACE=1 git -c core.checkRoundtripEncoding="UTF-16, UTF-32" \
+ add roundtrip.utf16 2>&1 |
+ grep "Checking roundtrip encoding for utf-16" &&
+ git reset &&
+
+ # ... unless we tell Git to check it!
+ # (here we also check that the casing of the encoding is irrelevant)
+ GIT_TRACE=1 git -c core.checkRoundtripEncoding="UTF-32, utf-16" \
+ add roundtrip.utf16 2>&1 |
+ grep "Checking roundtrip encoding for utf-16" &&
+ git reset
+'
+
test_done