tests/bcachefs: new contributed tests

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

1 files changed, 20 insertions, 0 deletions

diff --git a/tests/bcachefs/subvol.ktest b/tests/bcachefs/subvol.ktest
index 4a50da2..de9ce7e 100755
--- a/tests/bcachefs/subvol.ktest
+++ b/tests/bcachefs/subvol.ktest
@@ -736,4 +736,24 @@ test_subvol_rmdir_empty_snapshot()
     bcachefs fsck ${ktest_scratch_dev[0]}
 }
 
+test_snapshot_reflink()
+{
+    run_quiet "" bcachefs format -f  ${ktest_scratch_dev[0]}
+    mount -t bcachefs -o noinline_data ${ktest_scratch_dev[0]} /mnt
+
+    cp /usr/bin/cp /mnt/file
+    #echo Test > /mnt/file
+    bcachefs subvolume snapshot /mnt/snapshot
+
+    cp --reflink=always /mnt/snapshot/file /mnt/file1
+    rm /mnt/file
+    cp --reflink=always /mnt/snapshot/file /mnt/file2
+
+    md5sum /mnt/file* /mnt/snapshot/file /usr/bin/cp
+    umount /mnt
+
+    mount -t bcachefs -o fsck ${ktest_scratch_dev[0]} /mnt
+    umount /mnt
+}
+
 main "$@"