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| author | Denys Vlasenko | 2013-11-19 17:17:48 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2013-11-19 17:17:48 +0100 |
| commit | 0545e3b69ab57af1c21d199611c56b7f7593c8c5 (patch) | |
| tree | e085c0df969e977e3a6f1b247759d40eacf57129 /testsuite | |
| parent | dd1d8ab506420014cf0a3a076b2e3a4fa5de16ee (diff) | |
| download | busybox-0545e3b69ab57af1c21d199611c56b7f7593c8c5.zip busybox-0545e3b69ab57af1c21d199611c56b7f7593c8c5.tar.gz | |
tar: prevent empty file to be treated as valid tarball
function old new delta
tar_main 879 895 +16
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'testsuite')
| -rwxr-xr-x | testsuite/tar.tests | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/testsuite/tar.tests b/testsuite/tar.tests index c947d33..93ba5f0 100755 --- a/testsuite/tar.tests +++ b/testsuite/tar.tests @@ -15,6 +15,15 @@ mkdir tar.tempdir && cd tar.tempdir || exit 1 # testing "test name" "script" "expected result" "file input" "stdin" +testing "Empty file is not a tarball" '\ +tar xvf - 2>&1; echo $? +' "\ +tar: short read +1 +" \ +"" "" +SKIP= + optional FEATURE_SEAMLESS_GZ testing "Empty file is not a tarball.tar.gz" '\ tar xvzf - 2>&1; echo $? @@ -26,6 +35,22 @@ tar: short read "" "" SKIP= +testing "Two zeroed blocks is a ('truncated') empty tarball" '\ +dd if=/dev/zero bs=512 count=2 2>/dev/null | strace -o /tmp/zzz -tt -s99 tar xvf - 2>&1; echo $? +' "\ +0 +" \ +"" "" +SKIP= + +testing "Twenty zeroed blocks is an empty tarball" '\ +dd if=/dev/zero bs=512 count=20 2>/dev/null | tar xvf - 2>&1; echo $? +' "\ +0 +" \ +"" "" +SKIP= + optional FEATURE_TAR_CREATE FEATURE_LS_SORTFILES testing "tar hardlinks and repeated files" '\ rm -rf input_* test.tar 2>/dev/null |