283 lines
9.7 KiB
Bash
Executable file
283 lines
9.7 KiB
Bash
Executable file
#!/bin/sh
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test_description='working-tree-encoding conversion via gitattributes'
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. ./test-lib.sh
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GIT_TRACE_WORKING_TREE_ENCODING=1 && export GIT_TRACE_WORKING_TREE_ENCODING
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test_lazy_prereq NO_UTF16_BOM '
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test $(printf abc | iconv -f UTF-8 -t UTF-16 | wc -c) = 6
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'
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test_lazy_prereq NO_UTF32_BOM '
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test $(printf abc | iconv -f UTF-8 -t UTF-32 | wc -c) = 12
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'
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write_utf16 () {
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if test_have_prereq NO_UTF16_BOM
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then
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printf '\xfe\xff'
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fi &&
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iconv -f UTF-8 -t UTF-16
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}
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write_utf32 () {
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if test_have_prereq NO_UTF32_BOM
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then
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printf '\x00\x00\xfe\xff'
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fi &&
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iconv -f UTF-8 -t UTF-32
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}
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test_expect_success 'setup test files' '
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git config core.eol lf &&
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text="hallo there!\ncan you read me?" &&
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echo "*.utf16 text working-tree-encoding=utf-16" >.gitattributes &&
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echo "*.utf16lebom text working-tree-encoding=UTF-16LE-BOM" >>.gitattributes &&
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printf "$text" >test.utf8.raw &&
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printf "$text" | write_utf16 >test.utf16.raw &&
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printf "$text" | write_utf32 >test.utf32.raw &&
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printf "\377\376" >test.utf16lebom.raw &&
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printf "$text" | iconv -f UTF-8 -t UTF-32LE >>test.utf16lebom.raw &&
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# Line ending tests
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printf "one\ntwo\nthree\n" >lf.utf8.raw &&
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printf "one\r\ntwo\r\nthree\r\n" >crlf.utf8.raw &&
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# BOM tests
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printf "\0a\0b\0c" >nobom.utf16be.raw &&
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printf "a\0b\0c\0" >nobom.utf16le.raw &&
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printf "\376\377\0a\0b\0c" >bebom.utf16be.raw &&
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printf "\377\376a\0b\0c\0" >lebom.utf16le.raw &&
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printf "\0\0\0a\0\0\0b\0\0\0c" >nobom.utf32be.raw &&
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printf "a\0\0\0b\0\0\0c\0\0\0" >nobom.utf32le.raw &&
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printf "\0\0\376\377\0\0\0a\0\0\0b\0\0\0c" >bebom.utf32be.raw &&
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printf "\377\376\0\0a\0\0\0b\0\0\0c\0\0\0" >lebom.utf32le.raw &&
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# Add only UTF-16 file, we will add the UTF-32 file later
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cp test.utf16.raw test.utf16 &&
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cp test.utf32.raw test.utf32 &&
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cp test.utf16lebom.raw test.utf16lebom &&
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git add .gitattributes test.utf16 test.utf16lebom &&
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git commit -m initial
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'
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test_expect_success 'ensure UTF-8 is stored in Git' '
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test_when_finished "rm -f test.utf16.git" &&
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git cat-file -p :test.utf16 >test.utf16.git &&
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test_cmp_bin test.utf8.raw test.utf16.git
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'
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test_expect_success 're-encode to UTF-16 on checkout' '
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test_when_finished "rm -f test.utf16.raw" &&
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rm test.utf16 &&
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git checkout test.utf16 &&
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test_cmp_bin test.utf16.raw test.utf16
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'
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test_expect_success 're-encode to UTF-16-LE-BOM on checkout' '
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rm test.utf16lebom &&
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git checkout test.utf16lebom &&
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test_cmp_bin test.utf16lebom.raw test.utf16lebom
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'
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test_expect_success 'check $GIT_DIR/info/attributes support' '
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test_when_finished "rm -f test.utf32.git" &&
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test_when_finished "git reset --hard HEAD" &&
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echo "*.utf32 text working-tree-encoding=utf-32" >.git/info/attributes &&
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git add test.utf32 &&
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git cat-file -p :test.utf32 >test.utf32.git &&
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test_cmp_bin test.utf8.raw test.utf32.git
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'
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for i in 16 32
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do
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test_expect_success "check prohibited UTF-${i} BOM" '
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test_when_finished "git reset --hard HEAD" &&
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echo "*.utf${i}be text working-tree-encoding=utf-${i}be" >>.gitattributes &&
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echo "*.utf${i}le text working-tree-encoding=utf-${i}LE" >>.gitattributes &&
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# Here we add a UTF-16 (resp. UTF-32) files with BOM (big/little-endian)
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# but we tell Git to treat it as UTF-16BE/UTF-16LE (resp. UTF-32).
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# In these cases the BOM is prohibited.
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cp bebom.utf${i}be.raw bebom.utf${i}be &&
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test_must_fail git add bebom.utf${i}be 2>err.out &&
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test_i18ngrep "fatal: BOM is prohibited .* utf-${i}be" err.out &&
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test_i18ngrep "use UTF-${i} as working-tree-encoding" err.out &&
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cp lebom.utf${i}le.raw lebom.utf${i}be &&
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test_must_fail git add lebom.utf${i}be 2>err.out &&
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test_i18ngrep "fatal: BOM is prohibited .* utf-${i}be" err.out &&
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test_i18ngrep "use UTF-${i} as working-tree-encoding" err.out &&
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cp bebom.utf${i}be.raw bebom.utf${i}le &&
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test_must_fail git add bebom.utf${i}le 2>err.out &&
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test_i18ngrep "fatal: BOM is prohibited .* utf-${i}LE" err.out &&
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test_i18ngrep "use UTF-${i} as working-tree-encoding" err.out &&
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cp lebom.utf${i}le.raw lebom.utf${i}le &&
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test_must_fail git add lebom.utf${i}le 2>err.out &&
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test_i18ngrep "fatal: BOM is prohibited .* utf-${i}LE" err.out &&
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test_i18ngrep "use UTF-${i} as working-tree-encoding" err.out
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'
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test_expect_success "check required UTF-${i} BOM" '
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test_when_finished "git reset --hard HEAD" &&
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echo "*.utf${i} text working-tree-encoding=utf-${i}" >>.gitattributes &&
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cp nobom.utf${i}be.raw nobom.utf${i} &&
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test_must_fail git add nobom.utf${i} 2>err.out &&
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test_i18ngrep "fatal: BOM is required .* utf-${i}" err.out &&
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test_i18ngrep "use UTF-${i}BE or UTF-${i}LE" err.out &&
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cp nobom.utf${i}le.raw nobom.utf${i} &&
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test_must_fail git add nobom.utf${i} 2>err.out &&
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test_i18ngrep "fatal: BOM is required .* utf-${i}" err.out &&
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test_i18ngrep "use UTF-${i}BE or UTF-${i}LE" err.out
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'
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test_expect_success "eol conversion for UTF-${i} encoded files on checkout" '
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test_when_finished "rm -f crlf.utf${i}.raw lf.utf${i}.raw" &&
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test_when_finished "git reset --hard HEAD^" &&
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cat lf.utf8.raw | write_utf${i} >lf.utf${i}.raw &&
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cat crlf.utf8.raw | write_utf${i} >crlf.utf${i}.raw &&
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cp crlf.utf${i}.raw eol.utf${i} &&
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cat >expectIndexLF <<-EOF &&
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i/lf w/-text attr/text eol.utf${i}
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EOF
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git add eol.utf${i} &&
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git commit -m eol &&
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# UTF-${i} with CRLF (Windows line endings)
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rm eol.utf${i} &&
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git -c core.eol=crlf checkout eol.utf${i} &&
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test_cmp_bin crlf.utf${i}.raw eol.utf${i} &&
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# Although the file has CRLF in the working tree,
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# ensure LF in the index
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git ls-files --eol eol.utf${i} >actual &&
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test_cmp expectIndexLF actual &&
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# UTF-${i} with LF (Unix line endings)
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rm eol.utf${i} &&
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git -c core.eol=lf checkout eol.utf${i} &&
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test_cmp_bin lf.utf${i}.raw eol.utf${i} &&
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# The file LF in the working tree, ensure LF in the index
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git ls-files --eol eol.utf${i} >actual &&
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test_cmp expectIndexLF actual
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'
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done
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test_expect_success 'check unsupported encodings' '
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test_when_finished "git reset --hard HEAD" &&
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echo "*.set text working-tree-encoding" >.gitattributes &&
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printf "set" >t.set &&
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test_must_fail git add t.set 2>err.out &&
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test_i18ngrep "true/false are no valid working-tree-encodings" err.out &&
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echo "*.unset text -working-tree-encoding" >.gitattributes &&
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printf "unset" >t.unset &&
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git add t.unset &&
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echo "*.empty text working-tree-encoding=" >.gitattributes &&
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printf "empty" >t.empty &&
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git add t.empty &&
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echo "*.garbage text working-tree-encoding=garbage" >.gitattributes &&
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printf "garbage" >t.garbage &&
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test_must_fail git add t.garbage 2>err.out &&
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test_i18ngrep "failed to encode" err.out
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'
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test_expect_success 'error if encoding round trip is not the same during refresh' '
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BEFORE_STATE=$(git rev-parse HEAD) &&
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test_when_finished "git reset --hard $BEFORE_STATE" &&
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# Add and commit a UTF-16 file but skip the "working-tree-encoding"
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# filter. Consequently, the in-repo representation is UTF-16 and not
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# UTF-8. This simulates a Git version that has no working tree encoding
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# support.
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echo "*.utf16le text working-tree-encoding=utf-16le" >.gitattributes &&
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echo "hallo" >nonsense.utf16le &&
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TEST_HASH=$(git hash-object --no-filters -w nonsense.utf16le) &&
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git update-index --add --cacheinfo 100644 $TEST_HASH nonsense.utf16le &&
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COMMIT=$(git commit-tree -p $(git rev-parse HEAD) -m "plain commit" $(git write-tree)) &&
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git update-ref refs/heads/master $COMMIT &&
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test_must_fail git checkout HEAD^ 2>err.out &&
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test_i18ngrep "error: .* overwritten by checkout:" err.out
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'
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test_expect_success 'error if encoding garbage is already in Git' '
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BEFORE_STATE=$(git rev-parse HEAD) &&
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test_when_finished "git reset --hard $BEFORE_STATE" &&
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# Skip the UTF-16 filter for the added file
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# This simulates a Git version that has no checkoutEncoding support
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cp nobom.utf16be.raw nonsense.utf16 &&
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TEST_HASH=$(git hash-object --no-filters -w nonsense.utf16) &&
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git update-index --add --cacheinfo 100644 $TEST_HASH nonsense.utf16 &&
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COMMIT=$(git commit-tree -p $(git rev-parse HEAD) -m "plain commit" $(git write-tree)) &&
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git update-ref refs/heads/master $COMMIT &&
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git diff 2>err.out &&
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test_i18ngrep "error: BOM is required" err.out
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'
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test_lazy_prereq ICONV_SHIFT_JIS '
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iconv -f UTF-8 -t SHIFT-JIS </dev/null
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'
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test_expect_success ICONV_SHIFT_JIS 'check roundtrip encoding' '
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test_when_finished "rm -f roundtrip.shift roundtrip.utf16" &&
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test_when_finished "git reset --hard HEAD" &&
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text="hallo there!\nroundtrip test here!" &&
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printf "$text" | iconv -f UTF-8 -t SHIFT-JIS >roundtrip.shift &&
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printf "$text" | write_utf16 >roundtrip.utf16 &&
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echo "*.shift text working-tree-encoding=SHIFT-JIS" >>.gitattributes &&
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# SHIFT-JIS encoded files are round-trip checked by default...
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GIT_TRACE=1 git add .gitattributes roundtrip.shift 2>&1 |
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grep "Checking roundtrip encoding for SHIFT-JIS" &&
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git reset &&
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# ... unless we overwrite the Git config!
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! GIT_TRACE=1 git -c core.checkRoundtripEncoding=garbage \
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add .gitattributes roundtrip.shift 2>&1 |
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grep "Checking roundtrip encoding for SHIFT-JIS" &&
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git reset &&
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# UTF-16 encoded files should not be round-trip checked by default...
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! GIT_TRACE=1 git add roundtrip.utf16 2>&1 |
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grep "Checking roundtrip encoding for UTF-16" &&
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git reset &&
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# ... unless we tell Git to check it!
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GIT_TRACE=1 git -c core.checkRoundtripEncoding="UTF-16, UTF-32" \
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add roundtrip.utf16 2>&1 |
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grep "Checking roundtrip encoding for utf-16" &&
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git reset &&
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# ... unless we tell Git to check it!
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# (here we also check that the casing of the encoding is irrelevant)
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GIT_TRACE=1 git -c core.checkRoundtripEncoding="UTF-32, utf-16" \
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add roundtrip.utf16 2>&1 |
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grep "Checking roundtrip encoding for utf-16" &&
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git reset
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'
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test_done
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