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- #!/bin/bash
- [ -f testing.sh ] && . testing.sh
- # ext stores extended attributes in a way that makes all the numbers in the
- # tests below incorrect.
- # TODO: include a read-only ext file system that we can mount for the tests?
- if [ "$(stat --format %C . 2>/dev/null)" != "?" ]; then
- echo "$SHOWSKIP: du (SELinux extended attributes present)"
- return 2>/dev/null
- exit
- fi
- # darwin stores empty directories in the inode itself, making all the numbers
- # in the tests below 0. (TODO this is not the right fix.)
- if [ "$(uname)" == "Darwin" ]; then
- echo "$SHOWSKIP: du (Darwin stores empty directories in inode)"
- return 2>/dev/null
- exit
- fi
- #testing "name" "command" "result" "infile" "stdin"
- # we only test with -k since getting POSIX version is variable
- # POSIXLY_CORRECT is sometimes needed, sometimes -P is needed,
- # while -k is the default on most Linux systems
- mkdir -p du_test/test du_2/foo
- testing "(no options)" "du -k du_test" "4\tdu_test/test\n8\tdu_test\n" "" ""
- testing "-s" "du -k -s du_test" "8\tdu_test\n" "" ""
- ln -s ../du_2 du_test/xyz
- # "du shall count the size of the symbolic link"
- # The tests assume that like for most POSIX systems symbolic
- # links are stored directly in the inode so that the
- # allocated file space is zero.
- testing "counts symlinks without following" "du -ks du_test" "8\tdu_test\n" "" ""
- testing "-L follows symlinks" "du -ksL du_test" "16\tdu_test\n" "" ""
- ln -s . du_test/up
- testing "-L avoid endless loop" "du -ksL du_test" "16\tdu_test\n" "" ""
- rm du_test/up
- # if -H and -L are specified, the last takes priority
- testing "-HL follows symlinks" "du -ksHL du_test" "16\tdu_test\n" "" ""
- testing "-H does not follow unspecified symlinks" "du -ksH du_test" "8\tdu_test\n" "" ""
- testing "-LH does not follow unspecified symlinks" "du -ksLH du_test" "8\tdu_test\n" "" ""
- testing "-H follows specified symlinks" "du -ksH du_test/xyz" "8\tdu_test/xyz\n" "" ""
- rm -rf du_test du_2
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