1 files changed, 79 insertions, 0 deletions
diff --git a/tests/convert-tests/014-reiserfs-tail-handling/test.sh b/tests/convert-tests/014-reiserfs-tail-handling/test.sh
new file mode 100755
index 00000000..f6131d96
--- /dev/null
+++ b/tests/convert-tests/014-reiserfs-tail-handling/test.sh
@@ -0,0 +1,79 @@
+#!/bin/bash
+# Check the various combinations of real blocks, holes, and tails
+# Since it's possible to have a valid extent layout that check will
+# happily accept AND have garbage in the output, compare the results
+# as well.
+# We use separate inputs for tails and real blocks so we can determine
+# if there was a failure in copying either.
+
+source "$TOP/tests/common"
+source "$TOP/tests/common.convert"
+
+if ! check_kernel_support_reiserfs >/dev/null; then
+	_not_run "no reiserfs support"
+fi
+
+setup_root_helper
+prepare_test_dev 512M
+check_prereq btrfs-convert
+check_global_prereq md5sum
+check_global_prereq mkreiserfs
+check_global_prereq perl
+
+perl -e "print 'a'x8192;" > input
+perl -e "print 'b'x8192;" > input2
+
+default_mkfs="mkreiserfs -b 4096"
+convert_test_preamble '' 'tail conversion test' 16k "$default_mkfs"
+convert_test_prep_fs reiserfs $default_mkfs
+
+# Hole alone
+run_check $SUDO_HELPER truncate -s 81920 "$TEST_MNT/hole"
+
+# Tail alone
+run_check $SUDO_HELPER dd if=input of="$TEST_MNT/1k" bs=1k count=1 \
+                      > /dev/null 2>&1
+
+# Single indirect block
+run_check $SUDO_HELPER dd if=input of="$TEST_MNT/4k" bs=1k count=4 \
+                      > /dev/null 2>&1
+
+# Indirect block + tail
+run_check $SUDO_HELPER dd if=input of="$TEST_MNT/5k" bs=1k count=4 \
+                      > /dev/null 2>&1
+run_check $SUDO_HELPER dd if=input2 of="$TEST_MNT/5k" bs=1k count=1 \
+                         seek=4 > /dev/null 2>&1
+
+# Hole followed by tail
+run_check $SUDO_HELPER dd if=input of="$TEST_MNT/hole-1k" bs=1k count=1 \
+                         seek=4 > /dev/null 2>&1
+
+# Indirect block followed by hole
+run_check $SUDO_HELPER dd if=input of="$TEST_MNT/4k-hole" bs=1k count=4 \
+                      > /dev/null 2>&1
+run_check $SUDO_HELPER truncate -s 81920 "$TEST_MNT/4k-hole"
+
+# Indirect block followed by hole followed by tail
+run_check $SUDO_HELPER dd if=input of="$TEST_MNT/4k-hole-1k" bs=1k count=4 \
+                      > /dev/null 2>&1
+run_check $SUDO_HELPER truncate -s 8192 "$TEST_MNT/4k-hole-1k"
+run_check $SUDO_HELPER dd if=input2 of="$TEST_MNT/4k-hole-1k" bs=1k count=1 \
+                         seek=8 > /dev/null 2>&1
+
+rm -f input input2
+
+declare -A SUMS
+for file in "$TEST_MNT"/*; do
+       SUM=$(md5sum "$file")
+       SUMS["$file"]=$SUM
+done
+
+run_check_umount_test_dev
+convert_test_do_convert
+
+run_check_mount_test_dev
+for file in "${!SUMS[@]}"; do
+       SUM=$(md5sum "$file")
+       run_check test "$SUM" = "${SUMS[$file]}"
+done
+run_check_umount_test_dev