253 lines
5.8 KiB
Bash
Executable File
253 lines
5.8 KiB
Bash
Executable File
#!/bin/sh
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# Copyright 2009 by Denys Vlasenko
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# Licensed under GPLv2, see file LICENSE in this source tree.
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. ./testing.sh
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unset LANG
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unset LANGUAGE
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unset LC_COLLATE
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unset LC_ALL
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umask 022
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rm -rf tar.tempdir 2>/dev/null
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mkdir tar.tempdir && cd tar.tempdir || exit 1
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# testing "test name" "script" "expected result" "file input" "stdin"
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testing "Empty file is not a tarball" '\
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tar xvf - 2>&1; echo $?
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' "\
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tar: short read
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1
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" \
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"" ""
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SKIP=
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optional FEATURE_SEAMLESS_GZ
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# In NOMMU case, "invalid magic" message comes from gunzip child process.
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# Otherwise, it comes from tar.
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# Need to fix output up to avoid false positive.
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testing "Empty file is not a tarball.tar.gz" '\
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{ tar xvzf - 2>&1; echo $?; } | grep -Fv "invalid magic"
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' "\
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tar: short read
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1
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" \
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"" ""
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SKIP=
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testing "Two zeroed blocks is a ('truncated') empty tarball" '\
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dd if=/dev/zero bs=512 count=2 2>/dev/null | strace -o /tmp/zzz -tt -s99 tar xvf - 2>&1; echo $?
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' "\
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0
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" \
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"" ""
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SKIP=
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testing "Twenty zeroed blocks is an empty tarball" '\
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dd if=/dev/zero bs=512 count=20 2>/dev/null | tar xvf - 2>&1; echo $?
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' "\
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0
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" \
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"" ""
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SKIP=
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optional FEATURE_TAR_CREATE FEATURE_LS_SORTFILES
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testing "tar hardlinks and repeated files" '\
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rm -rf input_* test.tar 2>/dev/null
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>input_hard1
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ln input_hard1 input_hard2
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mkdir input_dir
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>input_dir/file
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chmod -R 644 *
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chmod 755 input_dir
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tar cf test.tar input input_dir/ input_hard1 input_hard2 input_hard1 input_dir/ input
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tar tvf test.tar | sed "s/.*[0-9] input/input/"
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tar xf test.tar 2>&1
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echo Ok: $?
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ls -l . input_dir/* | grep input_ | sed "s/\\(^[^ ]*\\) .* input/\\1 input/"
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' "\
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input
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input_dir/
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input_dir/file
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input_hard1
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input_hard2 -> input_hard1
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input_hard1 -> input_hard1
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input_dir/
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input_dir/file
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input
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Ok: 0
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-rw-r--r-- input_dir/file
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drwxr-xr-x input_dir
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-rw-r--r-- input_hard1
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-rw-r--r-- input_hard2
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" \
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"" ""
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SKIP=
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optional FEATURE_TAR_CREATE FEATURE_LS_SORTFILES
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testing "tar hardlinks mode" '\
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rm -rf input_* test.tar 2>/dev/null
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>input_hard1
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chmod 741 input_hard1
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ln input_hard1 input_hard2
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mkdir input_dir
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ln input_hard1 input_dir
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ln input_hard2 input_dir
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chmod 550 input_dir
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# On some filesystems, input_dir/input_hard2 is returned by readdir
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# BEFORE input_dir/input_hard1! Thats why we cant just "tar cf ... input_*":
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tar cf test.tar input_dir/input_hard* input_hard*
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tar tvf test.tar | sed "s/.*[0-9] input/input/"
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chmod 770 input_dir
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rm -rf input_*
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tar xf test.tar 2>&1
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echo Ok: $?
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ls -l . input_dir/* | grep "input.*hard" | sed "s/\\(^[^ ]*\\) .* input/\\1 input/"
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' "\
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input_dir/input_hard1
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input_dir/input_hard2 -> input_dir/input_hard1
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input_hard1 -> input_dir/input_hard1
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input_hard2 -> input_dir/input_hard1
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Ok: 0
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-rwxr----x input_dir/input_hard1
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-rwxr----x input_dir/input_hard2
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-rwxr----x input_hard1
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-rwxr----x input_hard2
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" \
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"" ""
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SKIP=
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optional FEATURE_TAR_CREATE FEATURE_LS_SORTFILES
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testing "tar symlinks mode" '\
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rm -rf input_* test.tar 2>/dev/null
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>input_file
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chmod 741 input_file
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ln -s input_file input_soft
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mkdir input_dir
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ln input_file input_dir
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ln input_soft input_dir
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chmod 550 input_dir
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tar cf test.tar input_dir/* input_[fs]*
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tar tvf test.tar | sed "s/.*[0-9] input/input/" | sort
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chmod 770 input_dir
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rm -rf input_*
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tar xf test.tar 2>&1
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echo Ok: $?
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ls -l . input_dir/* | grep "input_[fs]" | sed "s/\\(^[^ ]*\\) .* input/\\1 input/"
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' "\
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input_dir/input_file
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input_dir/input_soft -> input_file
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input_file -> input_dir/input_file
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input_soft -> input_dir/input_soft
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Ok: 0
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-rwxr----x input_dir/input_file
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lrwxrwxrwx input_file
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-rwxr----x input_file
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lrwxrwxrwx input_file
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" \
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"" ""
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SKIP=
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optional FEATURE_TAR_CREATE FEATURE_TAR_LONG_OPTIONS
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testing "tar --overwrite" "\
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rm -rf input_* test.tar 2>/dev/null
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ln input input_hard
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tar cf test.tar input_hard
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echo WRONG >input
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# --overwrite opens 'input_hard' without unlinking,
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# thus 'input_hard' still linked to 'input' and we write 'Ok' into it
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tar xf test.tar --overwrite 2>&1 && cat input
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" "\
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Ok
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" \
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"Ok\n" ""
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SKIP=
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test x"$SKIP_KNOWN_BUGS" = x"" && {
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# Needs to be run under non-root for meaningful test
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optional FEATURE_TAR_CREATE
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testing "tar writing into read-only dir" '\
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rm -rf input_* test.tar 2>/dev/null
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mkdir input_dir
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>input_dir/input_file
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chmod 550 input_dir
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tar cf test.tar input_dir
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tar tvf test.tar | sed "s/.*[0-9] input/input/"
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chmod 770 input_dir
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rm -rf input_*
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tar xf test.tar 2>&1
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echo Ok: $?
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ls -l input_dir/* . | grep input_ | sed "s/\\(^[^ ]*\\) .* input/\\1 input/"
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chmod 770 input_dir
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' "\
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input_dir/
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input_dir/input_file
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Ok: 0
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-rw-r--r-- input_dir/input_file
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dr-xr-x--- input_dir
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" \
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"" ""
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SKIP=
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}
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# Had a bug where on extract autodetect first "switched off" -z
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# and then failed to recognize .tgz extension
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optional FEATURE_TAR_CREATE FEATURE_SEAMLESS_GZ
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testing "tar extract tgz" "\
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dd count=1 bs=1M if=/dev/zero of=F0 2>/dev/null
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tar -czf F0.tgz F0
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rm F0
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tar -xzvf F0.tgz && echo Ok
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rm F0 || echo BAD
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" "\
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F0
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Ok
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" \
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"" ""
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SKIP=
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# Do we detect XZ-compressed data (even w/o .tar.xz or txz extension)?
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# (the uuencoded hello_world.txz contains one empty file named "hello_world")
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optional UUDECODE FEATURE_TAR_AUTODETECT FEATURE_SEAMLESS_XZ
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testing "tar extract txz" "\
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uudecode -o input && tar tf input && echo Ok
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" "\
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hello_world
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Ok
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" \
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"" "\
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begin-base64 644 hello_world.txz
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/Td6WFoAAATm1rRGAgAhARYAAAB0L+Wj4AX/AEldADQZSe6ODIZQ3rSQ8kAJ
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SnMPTX+XWGKW3Yu/Rwqg4Ik5wqgQKgVH97J8yA8IvZ4ahaCQogUNHRkXibr2
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Q615wcb2G7fJU49AhWAAAAAAUA8gu9DyXfAAAWWADAAAAB5FXGCxxGf7AgAA
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AAAEWVo=
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====
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"
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SKIP=
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# On extract, everything up to and including last ".." component is stripped
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optional FEATURE_TAR_CREATE
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testing "tar strips /../ on extract" "\
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rm -rf input_* test.tar 2>/dev/null
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mkdir input_dir
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echo Ok >input_dir/file
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tar cf test.tar ./../tar.tempdir/input_dir/../input_dir 2>&1
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rm -rf input_* 2>/dev/null
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tar -vxf test.tar 2>&1
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cat input_dir/file 2>&1
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" "\
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tar: removing leading './../tar.tempdir/input_dir/../' from member names
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input_dir/
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input_dir/file
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Ok
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" \
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"" ""
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SKIP=
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cd .. && rm -rf tar.tempdir || exit 1
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exit $FAILCOUNT
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