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diff --git a/tests/zfs-tests/tests/functional/snapshot/snapshot_004_pos.ksh b/tests/zfs-tests/tests/functional/snapshot/snapshot_004_pos.ksh
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+#! /bin/ksh -p
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or http://www.opensolaris.org/os/licensing.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+
+#
+# Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
+# Use is subject to license terms.
+#
+
+#
+# Copyright (c) 2013, 2016 by Delphix. All rights reserved.
+#
+
+. $STF_SUITE/include/libtest.shlib
+. $STF_SUITE/tests/functional/snapshot/snapshot.cfg
+
+#
+# DESCRIPTION:
+# Create a null snapshot i.e. a snapshot created before file system
+# activity is empty.
+#
+# STRATEGY:
+# 1. Empty a file system
+# 2. Take a snapshot of the empty file system.
+# 3. Populate the file system
+# 4. Verify the snapshot is still empty
+#
+
+verify_runnable "both"
+
+function cleanup
+{
+	snapexists $SNAPFS
+	[[ $? -eq 0 ]] && \
+		log_must zfs destroy $SNAPFS
+
+	[[ -e $TESTDIR ]] && \
+		log_must rm -rf $TESTDIR/* > /dev/null 2>&1
+}
+
+log_assert "Verify that a snapshot of an empty file system remains empty."
+
+log_onexit cleanup
+
+[[ -n $TESTDIR ]] && \
+    log_must rm -rf $TESTDIR/* > /dev/null 2>&1
+
+log_must zfs snapshot $SNAPFS
+FILE_COUNT=`ls -Al $SNAPDIR | grep -v "total 0" | wc -l`
+if [[ $FILE_COUNT -ne 0 ]]; then
+	ls $SNAPDIR
+	log_fail "BEFORE: $SNAPDIR contains $FILE_COUNT files(s)."
+fi
+
+typeset -i COUNT=10
+
+log_note "Populate the $TESTDIR directory"
+typeset -i i=1
+while [[ $i -lt $COUNT ]]; do
+	log_must file_write -o create -f $TESTDIR/file$i \
+	   -b $BLOCKSZ -c $NUM_WRITES -d $i
+
+	(( i = i + 1 ))
+done
+
+FILE_COUNT=`ls -Al $SNAPDIR | grep -v "total 0" | wc -l`
+if [[ $FILE_COUNT -ne 0 ]]; then
+        ls $SNAPDIR
+        log_fail "AFTER: $SNAPDIR contains $FILE_COUNT files(s)."
+fi
+
+log_pass "The NULL snapshot remains empty."