[PATCH v12 11/12] t: use update-ref and show-ref to reading/writing refs

["Han-Wen Nienhuys via GitGitGadget" <gitgitgadget@xxxxxxxxx>]

From: Han-Wen Nienhuys <hanwen@xxxxxxxxxx>

Reading and writing .git/refs/* assumes that refs are stored in the 'files'
ref backend.

Signed-off-by: Han-Wen Nienhuys <hanwen@xxxxxxxxxx>
---
 t/t0002-gitfile.sh             |  2 +-
 t/t1400-update-ref.sh          | 32 ++++++++++++++++----------------
 t/t1506-rev-parse-diagnosis.sh |  2 +-
 t/t6050-replace.sh             |  2 +-
 t/t9020-remote-svn.sh          |  4 ++--
 5 files changed, 21 insertions(+), 21 deletions(-)

diff --git a/t/t0002-gitfile.sh b/t/t0002-gitfile.sh
index 0aa9908ea12..960ed150cb5 100755
--- a/t/t0002-gitfile.sh
+++ b/t/t0002-gitfile.sh
@@ -62,7 +62,7 @@ test_expect_success 'check commit-tree' '
 '
 
 test_expect_success 'check rev-list' '
-	echo $SHA >"$REAL/HEAD" &&
+	git update-ref "HEAD" "$SHA" &&
 	test "$SHA" = "$(git rev-list HEAD)"
 '
 
diff --git a/t/t1400-update-ref.sh b/t/t1400-update-ref.sh
index e1197ac8189..27171f82612 100755
--- a/t/t1400-update-ref.sh
+++ b/t/t1400-update-ref.sh
@@ -37,15 +37,15 @@ test_expect_success setup '
 
 test_expect_success "create $m" '
 	git update-ref $m $A &&
-	test $A = $(cat .git/$m)
+	test $A = $(git show-ref -s --verify $m)
 '
 test_expect_success "create $m with oldvalue verification" '
 	git update-ref $m $B $A &&
-	test $B = $(cat .git/$m)
+	test $B = $(git show-ref -s --verify $m)
 '
 test_expect_success "fail to delete $m with stale ref" '
 	test_must_fail git update-ref -d $m $A &&
-	test $B = "$(cat .git/$m)"
+	test $B = "$(git show-ref -s --verify $m)"
 '
 test_expect_success "delete $m" '
 	test_when_finished "rm -f .git/$m" &&
@@ -56,7 +56,7 @@ test_expect_success "delete $m" '
 test_expect_success "delete $m without oldvalue verification" '
 	test_when_finished "rm -f .git/$m" &&
 	git update-ref $m $A &&
-	test $A = $(cat .git/$m) &&
+	test $A = $(git show-ref -s --verify $m) &&
 	git update-ref -d $m &&
 	test_path_is_missing .git/$m
 '
@@ -69,15 +69,15 @@ test_expect_success "fail to create $n" '
 
 test_expect_success "create $m (by HEAD)" '
 	git update-ref HEAD $A &&
-	test $A = $(cat .git/$m)
+	test $A = $(git show-ref -s --verify $m)
 '
 test_expect_success "create $m (by HEAD) with oldvalue verification" '
 	git update-ref HEAD $B $A &&
-	test $B = $(cat .git/$m)
+	test $B = $(git show-ref -s --verify $m)
 '
 test_expect_success "fail to delete $m (by HEAD) with stale ref" '
 	test_must_fail git update-ref -d HEAD $A &&
-	test $B = $(cat .git/$m)
+	test $B = $(git show-ref -s --verify $m)
 '
 test_expect_success "delete $m (by HEAD)" '
 	test_when_finished "rm -f .git/$m" &&
@@ -178,14 +178,14 @@ test_expect_success '--no-create-reflog overrides core.logAllRefUpdates=always'
 
 test_expect_success "create $m (by HEAD)" '
 	git update-ref HEAD $A &&
-	test $A = $(cat .git/$m)
+	test $A = $(git show-ref -s --verify $m)
 '
 test_expect_success 'pack refs' '
 	git pack-refs --all
 '
 test_expect_success "move $m (by HEAD)" '
 	git update-ref HEAD $B $A &&
-	test $B = $(cat .git/$m)
+	test $B = $(git show-ref -s --verify $m)
 '
 test_expect_success "delete $m (by HEAD) should remove both packed and loose $m" '
 	test_when_finished "rm -f .git/$m" &&
@@ -255,7 +255,7 @@ test_expect_success '(not) change HEAD with wrong SHA1' '
 '
 test_expect_success "(not) changed .git/$m" '
 	test_when_finished "rm -f .git/$m" &&
-	! test $B = $(cat .git/$m)
+	! test $B = $(git show-ref -s --verify $m)
 '
 
 rm -f .git/logs/refs/heads/master
@@ -263,19 +263,19 @@ test_expect_success "create $m (logged by touch)" '
 	test_config core.logAllRefUpdates false &&
 	GIT_COMMITTER_DATE="2005-05-26 23:30" \
 	git update-ref --create-reflog HEAD $A -m "Initial Creation" &&
-	test $A = $(cat .git/$m)
+	test $A = $(git show-ref -s --verify $m)
 '
 test_expect_success "update $m (logged by touch)" '
 	test_config core.logAllRefUpdates false &&
 	GIT_COMMITTER_DATE="2005-05-26 23:31" \
 	git update-ref HEAD $B $A -m "Switch" &&
-	test $B = $(cat .git/$m)
+	test $B = $(git show-ref -s --verify $m)
 '
 test_expect_success "set $m (logged by touch)" '
 	test_config core.logAllRefUpdates false &&
 	GIT_COMMITTER_DATE="2005-05-26 23:41" \
 	git update-ref HEAD $A &&
-	test $A = $(cat .git/$m)
+	test $A = $(git show-ref -s --verify $m)
 '
 
 test_expect_success 'empty directory removal' '
@@ -319,19 +319,19 @@ test_expect_success "create $m (logged by config)" '
 	test_config core.logAllRefUpdates true &&
 	GIT_COMMITTER_DATE="2005-05-26 23:32" \
 	git update-ref HEAD $A -m "Initial Creation" &&
-	test $A = $(cat .git/$m)
+	test $A = $(git show-ref -s --verify $m)
 '
 test_expect_success "update $m (logged by config)" '
 	test_config core.logAllRefUpdates true &&
 	GIT_COMMITTER_DATE="2005-05-26 23:33" \
 	git update-ref HEAD'" $B $A "'-m "Switch" &&
-	test $B = $(cat .git/$m)
+	test $B = $(git show-ref -s --verify $m)
 '
 test_expect_success "set $m (logged by config)" '
 	test_config core.logAllRefUpdates true &&
 	GIT_COMMITTER_DATE="2005-05-26 23:43" \
 	git update-ref HEAD $A &&
-	test $A = $(cat .git/$m)
+	test $A = $(git show-ref -s --verify $m)
 '
 
 cat >expect <<EOF
diff --git a/t/t1506-rev-parse-diagnosis.sh b/t/t1506-rev-parse-diagnosis.sh
index 52edcbdcc32..dbf690b9c1b 100755
--- a/t/t1506-rev-parse-diagnosis.sh
+++ b/t/t1506-rev-parse-diagnosis.sh
@@ -207,7 +207,7 @@ test_expect_success 'arg before dashdash must be a revision (ambiguous)' '
 	{
 		# we do not want to use rev-parse here, because
 		# we are testing it
-		cat .git/refs/heads/foobar &&
+		git show-ref -s refs/heads/foobar &&
 		printf "%s\n" --
 	} >expect &&
 	git rev-parse foobar -- >actual &&
diff --git a/t/t6050-replace.sh b/t/t6050-replace.sh
index e7e64e085dd..c80dc10b8f1 100755
--- a/t/t6050-replace.sh
+++ b/t/t6050-replace.sh
@@ -135,7 +135,7 @@ test_expect_success 'tag replaced commit' '
 test_expect_success '"git fsck" works' '
      git fsck master >fsck_master.out &&
      test_i18ngrep "dangling commit $R" fsck_master.out &&
-     test_i18ngrep "dangling tag $(cat .git/refs/tags/mytag)" fsck_master.out &&
+     test_i18ngrep "dangling tag $(git show-ref -s refs/tags/mytag)" fsck_master.out &&
      test -z "$(git fsck)"
 '
 
diff --git a/t/t9020-remote-svn.sh b/t/t9020-remote-svn.sh
index 6fca08e5e35..9fcfa969a9b 100755
--- a/t/t9020-remote-svn.sh
+++ b/t/t9020-remote-svn.sh
@@ -48,8 +48,8 @@ test_expect_success REMOTE_SVN 'simple fetch' '
 '
 
 test_debug '
-	cat .git/refs/svn/svnsim/master
-	cat .git/refs/remotes/svnsim/master
+	git show-ref -s refs/svn/svnsim/master
+	git show-ref -s refs/remotes/svnsim/master
 '
 
 test_expect_success REMOTE_SVN 'repeated fetch, nothing shall change' '
-- 
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