get_ref_dir(): return early if directory cannot be read

diff --git a/t/t0001-init.sh b/t/t0001-init.sh
index f6849932112f1bbea1dafad09150857a707b64e4..ad664105646d4579a4e31ea5d230268acc33c0f5 100755 (executable)
--- a/t/t0001-init.sh
+++ b/t/t0001-init.sh
@@ -47,7 +47,7 @@ test_expect_success 'plain nested in bare' '
 
 test_expect_success 'plain through aliased command, outside any git repo' '
        (
-               sane_unset GIT_DIR GIT_WORK_TREE GIT_CONFIG_NOGLOBAL &&
+               sane_unset GIT_DIR GIT_WORK_TREE &&
                HOME=$(pwd)/alias-config &&
                export HOME &&
                mkdir alias-config &&
@@ -190,11 +190,11 @@ test_expect_success 'reinit' '
                git init >out1 2>err1 &&
                git init >out2 2>err2
        ) &&
-       grep "Initialized empty" again/out1 &&
-       grep "Reinitialized existing" again/out2 &&
+       test_i18ngrep "Initialized empty" again/out1 &&
+       test_i18ngrep "Reinitialized existing" again/out2 &&
        >again/empty &&
-       test_cmp again/empty again/err1 &&
-       test_cmp again/empty again/err2
+       test_i18ncmp again/empty again/err1 &&
+       test_i18ncmp again/empty again/err2
 '
 
 test_expect_success 'init with --template' '
@@ -231,7 +231,6 @@ test_expect_success 'init with init.templatedir set' '
                git config -f "$test_config"  init.templatedir "${HOME}/templatedir-source" &&
                mkdir templatedir-set &&
                cd templatedir-set &&
-               sane_unset GIT_CONFIG_NOGLOBAL &&
                sane_unset GIT_TEMPLATE_DIR &&
                NO_SET_GIT_TEMPLATE_DIR=t &&
                export NO_SET_GIT_TEMPLATE_DIR &&
@@ -243,7 +242,6 @@ test_expect_success 'init with init.templatedir set' '
 test_expect_success 'init --bare/--shared overrides system/global config' '
        (
                test_config="$HOME"/.gitconfig &&
-               sane_unset GIT_CONFIG_NOGLOBAL &&
                git config -f "$test_config" core.bare false &&
                git config -f "$test_config" core.sharedRepository 0640 &&
                mkdir init-bare-shared-override &&
@@ -258,7 +256,6 @@ test_expect_success 'init --bare/--shared overrides system/global config' '
 test_expect_success 'init honors global core.sharedRepository' '
        (
                test_config="$HOME"/.gitconfig &&
-               sane_unset GIT_CONFIG_NOGLOBAL &&
                git config -f "$test_config" core.sharedRepository 0666 &&
                mkdir shared-honor-global &&
                cd shared-honor-global &&
@@ -374,4 +371,50 @@ test_expect_success 'init prefers command line to GIT_DIR' '
        ! test -d otherdir/refs
 '
 
+test_expect_success 'init with separate gitdir' '
+       rm -rf newdir &&
+       git init --separate-git-dir realgitdir newdir &&
+       echo "gitdir: `pwd`/realgitdir" >expected &&
+       test_cmp expected newdir/.git &&
+       test -d realgitdir/refs
+'
+
+test_expect_success 're-init to update git link' '
+       (
+       cd newdir &&
+       git init --separate-git-dir ../surrealgitdir
+       ) &&
+       echo "gitdir: `pwd`/surrealgitdir" >expected &&
+       test_cmp expected newdir/.git &&
+       test -d surrealgitdir/refs &&
+       ! test -d realgitdir/refs
+'
+
+test_expect_success 're-init to move gitdir' '
+       rm -rf newdir realgitdir surrealgitdir &&
+       git init newdir &&
+       (
+       cd newdir &&
+       git init --separate-git-dir ../realgitdir
+       ) &&
+       echo "gitdir: `pwd`/realgitdir" >expected &&
+       test_cmp expected newdir/.git &&
+       test -d realgitdir/refs
+'
+
+test_expect_success SYMLINKS 're-init to move gitdir symlink' '
+       rm -rf newdir realgitdir &&
+       git init newdir &&
+       (
+       cd newdir &&
+       mv .git here &&
+       ln -s here .git &&
+       git init --separate-git-dir ../realgitdir
+       ) &&
+       echo "gitdir: `pwd`/realgitdir" >expected &&
+       test_cmp expected newdir/.git &&
+       test -d realgitdir/refs &&
+       ! test -d newdir/here
+'
+
 test_done