1 files changed, 89 insertions, 0 deletions
diff --git a/tests/common b/tests/common
index 5430f822..71806c24 100644
--- a/tests/common
+++ b/tests/common
@@ -313,6 +313,95 @@ check_kernel_support()
 	return 0
 }
 
+# how many files to create.
+DATASET_SIZE=50
+
+generate_dataset() {
+
+	dataset_type="$1"
+	dirpath=$TEST_MNT/$dataset_type
+	run_check $SUDO_HELPER mkdir -p "$dirpath"
+
+	case $dataset_type in
+		small)
+			for num in $(seq 1 "$DATASET_SIZE"); do
+				run_check $SUDO_HELPER dd if=/dev/urandom of="$dirpath/$dataset_type.$num" bs=10K \
+				count=1 >/dev/null 2>&1
+			done
+			;;
+
+		hardlink)
+			for num in $(seq 1 "$DATASET_SIZE"); do
+				run_check $SUDO_HELPER touch $dirpath/$dataset_type.$num
+				run_check $SUDO_HELPER ln "$dirpath/$dataset_type.$num" "$dirpath/hlink.$num"
+			done
+			;;
+
+		fast_symlink)
+			for num in $(seq 1 "$DATASET_SIZE"); do
+				run_check $SUDO_HELPER touch $dirpath/$dataset_type.$num
+				run_check cd "$dirpath" && \
+					$SUDO_HELPER ln -s "$dataset_type.$num" "$dirpath/slink.$num" && \
+					cd /
+			done
+			;;
+
+		brokenlink)
+			for num in $(seq 1 "$DATASET_SIZE"); do
+				run_check $SUDO_HELPER ln -s "$dirpath/$dataset_type.$num" "$dirpath/blink.$num"
+			done
+			;;
+
+		perm)
+			for modes in 777 775 755 750 700 666 664 644 640 600 444 440 400 000		\
+				1777 1775 1755 1750 1700 1666 1664 1644 1640 1600 1444 1440 1400 1000	\
+				2777 2775 2755 2750 2700 2666 2664 2644 2640 2600 2444 2440 2400 2000	\
+				4777 4775 4755 4750 4700 4666 4664 4644 4640 4600 4444 4440 4400 4000; do
+				if [[ "$modes" == *9* ]] || [[ "$modes" == *8* ]]
+				then
+					continue;
+				else
+					run_check $SUDO_HELPER touch "$dirpath/$dataset_type.$modes"
+					run_check $SUDO_HELPER chmod "$modes" "$dirpath/$dataset_type.$modes"
+				fi
+			done
+			;;
+
+		sparse)
+			for num in $(seq 1 "$DATASET_SIZE"); do
+				run_check $SUDO_HELPER dd if=/dev/urandom of="$dirpath/$dataset_type.$num" bs=10K \
+				count=1 >/dev/null 2>&1
+				run_check $SUDO_HELPER truncate -s 500K "$dirpath/$dataset_type.$num"
+				run_check $SUDO_HELPER dd if=/dev/urandom of="$dirpath/$dataset_type.$num" bs=10K \
+				oflag=append conv=notrunc count=1 >/dev/null 2>&1
+				run_check $SUDO_HELPER truncate -s 800K "$dirpath/$dataset_type.$num"
+			done
+			;;
+
+		acls)
+			for num in $(seq 1 "$DATASET_SIZE"); do
+				run_check $SUDO_HELPER touch "$dirpath/$dataset_type.$num"
+				run_check $SUDO_HELPER setfacl -m "u:root:x" "$dirpath/$dataset_type.$num"
+				run_check $SUDO_HELPER setfattr -n user.foo -v "bar$num" "$dirpath/$dataset_type.$num"
+			done
+			;;
+
+		fifo)
+			for num in $(seq 1 "$DATASET_SIZE"); do
+				run_check $SUDO_HELPER mkfifo "$dirpath/$dataset_type.$num"
+			done
+			;;
+
+		slow_symlink)
+			long_filename=`date +%s | sha256sum | cut -f1 -d'-'`
+			run_check $SUDO_HELPER touch "$dirpath/$long_filename"
+			for num in $(seq 1 "$DATASET_SIZE"); do
+				run_check $SUDO_HELPER ln -s "$dirpath/$long_filename" "$dirpath/slow_slink.$num"
+			done
+			;;
+	esac
+}
+
 init_env()
 {
 	TEST_MNT="${TEST_MNT:-$TOP/tests/mnt}"