git/t/t2100-update-cache-badpath.sh
Johannes Sixt 704a3143d5 Use prerequisite tags to skip tests that depend on symbolic links
Many tests depend on that symbolic links work.  This introduces a check
that sets the prerequisite tag SYMLINKS if the file system supports
symbolic links.  Since so many tests have to check for this prerequisite,
we do the check in test-lib.sh, so that we don't need to repeat the test
in many scripts.

To check for 'ln -s' failures, you can use a FAT partition on Linux:

$ mkdosfs -C git-on-fat 1000000
$ sudo mount -o loop,uid=j6t,gid=users,shortname=winnt git-on-fat /mnt

Clone git to /mnt and

$ GIT_SKIP_TESTS='t0001.1[34] t0010 t1301 t403[34] t4129.[47] t5701.7
          t7701.3 t9100 t9101.26 t9119 t9124.[67] t9200.10 t9600.6' \
        make test

(These additionally skipped tests depend on POSIX permissions that FAT on
Linux does not provide.)

Signed-off-by: Johannes Sixt <j6t@kdbg.org>
2009-03-22 17:26:44 +01:00

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#!/bin/sh
#
# Copyright (c) 2005 Junio C Hamano
#
test_description='git update-index nonsense-path test.
This test creates the following structure in the cache:
path0 - a file
path1 - a symlink
path2/file2 - a file in a directory
path3/file3 - a file in a directory
and tries to git update-index --add the following:
path0/file0 - a file in a directory
path1/file1 - a file in a directory
path2 - a file
path3 - a symlink
All of the attempts should fail.
'
. ./test-lib.sh
mkdir path2 path3
date >path0
if test_have_prereq SYMLINKS
then
ln -s xyzzy path1
else
date > path1
fi
date >path2/file2
date >path3/file3
test_expect_success \
'git update-index --add to add various paths.' \
'git update-index --add -- path0 path1 path2/file2 path3/file3'
rm -fr path?
mkdir path0 path1
date >path2
if test_have_prereq SYMLINKS
then
ln -s frotz path3
else
date > path3
fi
date >path0/file0
date >path1/file1
for p in path0/file0 path1/file1 path2 path3
do
test_expect_success \
"git update-index to add conflicting path $p should fail." \
"test_must_fail git update-index --add -- $p"
done
test_done