t4150: am --resolved fails if index has no changes

diff --git a/t/t1400-update-ref.sh b/t/t1400-update-ref.sh
index 6805b9e6bb5b7e6a6b6b9546e96023ebeb557bd0..d787bf50f801442b52aa914b5318359f2ecd6d2f 100755 (executable)
--- a/t/t1400-update-ref.sh
+++ b/t/t1400-update-ref.sh
@@ -519,7 +519,7 @@ test_expect_success 'stdin create ref works with path with space to blob' '
 test_expect_success 'stdin update ref fails with wrong old value' '
        echo "update $c $m $m~1" >stdin &&
        test_must_fail git update-ref --stdin <stdin 2>err &&
-       grep "fatal: Cannot lock the ref '"'"'$c'"'"'" err &&
+       grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
        test_must_fail git rev-parse --verify -q $c
 '
 
@@ -555,7 +555,7 @@ test_expect_success 'stdin update ref works with right old value' '
 test_expect_success 'stdin delete ref fails with wrong old value' '
        echo "delete $a $m~1" >stdin &&
        test_must_fail git update-ref --stdin <stdin 2>err &&
-       grep "fatal: Cannot lock the ref '"'"'$a'"'"'" err &&
+       grep "fatal: cannot lock ref '"'"'$a'"'"'" err &&
        git rev-parse $m >expect &&
        git rev-parse $a >actual &&
        test_cmp expect actual
@@ -688,7 +688,7 @@ test_expect_success 'stdin update refs fails with wrong old value' '
        update $c  ''
        EOF
        test_must_fail git update-ref --stdin <stdin 2>err &&
-       grep "fatal: Cannot lock the ref '"'"'$c'"'"'" err &&
+       grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
        git rev-parse $m >expect &&
        git rev-parse $a >actual &&
        test_cmp expect actual &&
@@ -883,7 +883,7 @@ test_expect_success 'stdin -z create ref works with path with space to blob' '
 test_expect_success 'stdin -z update ref fails with wrong old value' '
        printf $F "update $c" "$m" "$m~1" >stdin &&
        test_must_fail git update-ref -z --stdin <stdin 2>err &&
-       grep "fatal: Cannot lock the ref '"'"'$c'"'"'" err &&
+       grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
        test_must_fail git rev-parse --verify -q $c
 '
 
@@ -899,7 +899,7 @@ test_expect_success 'stdin -z create ref fails when ref exists' '
        git rev-parse "$c" >expect &&
        printf $F "create $c" "$m~1" >stdin &&
        test_must_fail git update-ref -z --stdin <stdin 2>err &&
-       grep "fatal: Cannot lock the ref '"'"'$c'"'"'" err &&
+       grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
        git rev-parse "$c" >actual &&
        test_cmp expect actual
 '
@@ -930,7 +930,7 @@ test_expect_success 'stdin -z update ref works with right old value' '
 test_expect_success 'stdin -z delete ref fails with wrong old value' '
        printf $F "delete $a" "$m~1" >stdin &&
        test_must_fail git update-ref -z --stdin <stdin 2>err &&
-       grep "fatal: Cannot lock the ref '"'"'$a'"'"'" err &&
+       grep "fatal: cannot lock ref '"'"'$a'"'"'" err &&
        git rev-parse $m >expect &&
        git rev-parse $a >actual &&
        test_cmp expect actual
@@ -1045,7 +1045,7 @@ test_expect_success 'stdin -z update refs fails with wrong old value' '
        git update-ref $c $m &&
        printf $F "update $a" "$m" "$m" "update $b" "$m" "$m" "update $c" "$m" "$Z" >stdin &&
        test_must_fail git update-ref -z --stdin <stdin 2>err &&
-       grep "fatal: Cannot lock the ref '"'"'$c'"'"'" err &&
+       grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
        git rev-parse $m >expect &&
        git rev-parse $a >actual &&
        test_cmp expect actual &&
@@ -1065,4 +1065,32 @@ test_expect_success 'stdin -z delete refs works with packed and loose refs' '
        test_must_fail git rev-parse --verify -q $c
 '
 
+run_with_limited_open_files () {
+       (ulimit -n 32 && "$@")
+}
+
+test_lazy_prereq ULIMIT_FILE_DESCRIPTORS 'run_with_limited_open_files true'
+
+test_expect_success ULIMIT_FILE_DESCRIPTORS 'large transaction creating branches does not burst open file limit' '
+(
+       for i in $(test_seq 33)
+       do
+               echo "create refs/heads/$i HEAD"
+       done >large_input &&
+       run_with_limited_open_files git update-ref --stdin <large_input &&
+       git rev-parse --verify -q refs/heads/33
+)
+'
+
+test_expect_success ULIMIT_FILE_DESCRIPTORS 'large transaction deleting branches does not burst open file limit' '
+(
+       for i in $(test_seq 33)
+       do
+               echo "delete refs/heads/$i HEAD"
+       done >large_input &&
+       run_with_limited_open_files git update-ref --stdin <large_input &&
+       test_must_fail git rev-parse --verify -q refs/heads/33
+)
+'
+
 test_done