2 files changed, 74 insertions, 0 deletions
diff --git a/tests/r_fixup_lastbg/expect b/tests/r_fixup_lastbg/expect
new file mode 100644
index 0000000..96b154a
--- /dev/null
+++ b/tests/r_fixup_lastbg/expect
@@ -0,0 +1,39 @@
+Creating filesystem with 20000 1k blocks and 1248 inodes
+Superblock backups stored on blocks: 
+	8193
+
+Allocating group tables:    done                            
+Writing inode tables:    done                            
+Creating journal (1024 blocks): done
+Writing superblocks and filesystem accounting information:    done
+
+Group 2: (Blocks 16385-19999) [INODE_UNINIT, ITABLE_ZEROED]
+  Block bitmap at 83 (bg #0 + 82)
+  Inode bitmap at 86 (bg #0 + 85)
+  Inode table at 295-398 (bg #0 + 294)
+  3615 free blocks, 416 free inodes, 0 directories, 416 unused inodes
+  Free blocks: 16385-19999
+  Free inodes: 833-1248
+Group 2: (Blocks 16385-19999)
+  Block bitmap at 83 (bg #0 + 82)
+  Inode bitmap at 86 (bg #0 + 85)
+  Inode table at 295-398 (bg #0 + 294)
+  3615 free blocks, 416 free inodes, 0 directories
+  Free blocks: 16385-19999
+  Free inodes: 833-1248
+Resizing the filesystem on test.img to 20004 (1k) blocks.
+The filesystem on test.img is now 20004 (1k) blocks long.
+
+Group 2: (Blocks 16385-20003) [INODE_UNINIT]
+  Block bitmap at 83 (bg #0 + 82)
+  Inode bitmap at 86 (bg #0 + 85)
+  Inode table at 295-398 (bg #0 + 294)
+  3619 free blocks, 416 free inodes, 0 directories, 416 unused inodes
+  Free blocks: 16385-20003
+  Free inodes: 833-1248
+Pass 1: Checking inodes, blocks, and sizes
+Pass 2: Checking directory structure
+Pass 3: Checking directory connectivity
+Pass 4: Checking reference counts
+Pass 5: Checking group summary information
+test.img: 11/1248 files (0.0% non-contiguous), 1517/20004 blocks
diff --git a/tests/r_fixup_lastbg/script b/tests/r_fixup_lastbg/script
new file mode 100755
index 0000000..2a54aa7
--- /dev/null
+++ b/tests/r_fixup_lastbg/script
@@ -0,0 +1,35 @@
+test_description="fix up last bg when expanding within the last bg"
+if ! test -x $RESIZE2FS_EXE -o ! -x $DEBUGFS_EXE; then
+	echo "$test_name: $test_description: skipped (no debugfs/resize2fs)"
+	return 0
+fi
+
+EXP=$test_dir/expect
+OUT=$test_name.log
+E2FSCK=../e2fsck/e2fsck
+
+$MKE2FS -T ext4 -o Linux -b 1024 -F -U 56d3ee50-8532-4f29-8181-d7c6ea4a94a6 $TMPFILE 20000 > $OUT 2>&1
+$DUMPE2FS $TMPFILE 2>&1 | grep -A10 '^Group 2:' >> $OUT
+$DEBUGFS -R "set_bg 2 itable_unused 0" -w $TMPFILE > /dev/null 2>&1
+$DEBUGFS -R "set_bg 2 flags 0" -w $TMPFILE > /dev/null 2>&1
+$DEBUGFS -R "set_bg 2 checksum 0xd318" -w $TMPFILE > /dev/null 2>&1
+$DUMPE2FS $TMPFILE 2>&1 | grep -A10 '^Group 2:' >> $OUT
+#dd if=/dev/zero of=$TMPFILE bs=1 count=1 seek=$((1024 * 20004)) conv=notrunc >> $OUT 2> /dev/null
+$RESIZE2FS_EXE -f -p $TMPFILE 20004 >> $OUT 2>&1
+$DUMPE2FS $TMPFILE 2>&1 | grep -A10 '^Group 2:' >> $OUT
+$E2FSCK -fy $TMPFILE >> $OUT 2>&1
+
+sed -f $cmd_dir/filter.sed -e "s;$TMPFILE;test.img;" < $OUT > $OUT.new
+mv $OUT.new $OUT
+
+cmp -s $OUT $EXP
+status=$?
+if [ $status -eq 0 ]; then
+	echo "$test_name: $test_description: ok"
+	touch $test_name.ok
+else
+	echo "$test_name: $test_description: failed"
+	diff -u $EXP $OUT > $test_name.failed
+fi
+
+unset EXP OUT E2FSCK