git/t/t2300-cd-to-toplevel.sh
Marcel M. Cary 2c3c395e84 git-sh-setup: Use "cd" option, not /bin/pwd, for symlinked work tree
In cd_to_toplevel, instead of 'cd $(unset PWD; /bin/pwd)/$path'
use 'cd -P $path'.  The "-P" option yields a desirable similarity to
C chdir.

While the "-P" option may be slightly less commonly supported than
/bin/pwd, it is more concise, better tested, and less error prone.
I've already added the 'unset PWD' to fix the /bin/pwd solution on
BSD; there may be more edge cases out there.

This still passes all the same test cases in t5521-pull-symlink.sh and
t2300-cd-to-toplevel.sh, even before updating them to use 'pwd -P'.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-07 00:45:29 -08:00

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#!/bin/sh
test_description='cd_to_toplevel'
. ./test-lib.sh
test_cd_to_toplevel () {
test_expect_success "$2" '
(
cd '"'$1'"' &&
. git-sh-setup &&
cd_to_toplevel &&
[ "$(pwd -P)" = "$TOPLEVEL" ]
)
'
}
TOPLEVEL="$(pwd -P)/repo"
mkdir -p repo/sub/dir
mv .git repo/
SUBDIRECTORY_OK=1
test_cd_to_toplevel repo 'at physical root'
test_cd_to_toplevel repo/sub/dir 'at physical subdir'
ln -s repo symrepo
test_cd_to_toplevel symrepo 'at symbolic root'
ln -s repo/sub/dir subdir-link
test_cd_to_toplevel subdir-link 'at symbolic subdir'
cd repo
ln -s sub/dir internal-link
test_cd_to_toplevel internal-link 'at internal symbolic subdir'
test_done