diff -Nru samba-4.7.4+dfsg/debian/changelog samba-4.7.4+dfsg/debian/changelog
--- samba-4.7.4+dfsg/debian/changelog	2018-01-11 17:49:28.000000000 -0200
+++ samba-4.7.4+dfsg/debian/changelog	2018-02-14 17:46:13.000000000 -0200
@@ -1,3 +1,17 @@
+samba (2:4.7.4+dfsg-1.1) unstable; urgency=medium
+
+  * Non-maintainer upload.
+  * Add extra DEP8 tests to samba (Closes: #890439):
+    - d/t/control, d/t/cifs-share-access: access a file in a share using cifs
+    - d/t/control, d/t/smbclient-anonymous-share-list: list available shares
+      anonymously
+    - d/t/control, d/t/smbclient-authenticated-share-list: list available
+      shares using an authenticated connection
+    - d/t/control, d/t/smbclient-share-access: create a share and download a
+      file from it
+
+ -- Andreas Hasenack <andreas@canonical.com>  Wed, 14 Feb 2018 17:46:13 -0200
+
 samba (2:4.7.4+dfsg-1) unstable; urgency=medium
 
   * New upstream version
diff -Nru samba-4.7.4+dfsg/debian/tests/cifs-share-access samba-4.7.4+dfsg/debian/tests/cifs-share-access
--- samba-4.7.4+dfsg/debian/tests/cifs-share-access	1969-12-31 21:00:00.000000000 -0300
+++ samba-4.7.4+dfsg/debian/tests/cifs-share-access	2018-02-09 11:39:04.000000000 -0200
@@ -0,0 +1,40 @@
+#!/bin/sh -x
+
+if ! testparm -s 2>&1 | grep -qE "^\[homes\]"; then
+    echo "Adding [homes] share"
+    cat >> /etc/samba/smb.conf <<EOFEOF
+[homes]
+  valid users = %S
+  read only = no
+  guest ok = no
+EOFEOF
+    systemctl reload smbd.service
+else
+    echo "No need to add [homes] share, continuing."
+fi
+
+username="smbtest$$"
+password="$$"
+echo "Creating a local test user called ${username}"
+useradd -m "$username"
+echo "Setting samba password for the ${username} user"
+echo "${password}\n${password}" | smbpasswd -s -a ${username}
+userhome=$(eval echo ~$username)
+echo "Creating file with random data and computing its md5"
+dd if=/dev/urandom bs=1 count=128 2>/dev/null | base64 > ${userhome}/data
+chown ${username}:${username} ${userhome}/data
+cd ${userhome}
+md5sum data > data.md5
+
+echo "Mounting //localhost/${username} via CIFS"
+temp_mount=$(mktemp -d)
+mount -t cifs //localhost/${username} "$temp_mount" -o user=${username},username=${username},password=${password}
+
+echo "Verifying MD5 via cifs"
+cd "$temp_mount"
+md5sum -c data.md5
+result=$?
+cd -
+umount "$temp_mount"
+rmdir "$temp_mount"
+exit "$result"
diff -Nru samba-4.7.4+dfsg/debian/tests/control samba-4.7.4+dfsg/debian/tests/control
--- samba-4.7.4+dfsg/debian/tests/control	2018-01-11 11:15:14.000000000 -0200
+++ samba-4.7.4+dfsg/debian/tests/control	2018-02-09 11:44:54.000000000 -0200
@@ -1,2 +1,18 @@
+Tests: cifs-share-access
+Depends: samba, coreutils, systemd, cifs-utils, passwd
+Restrictions: needs-root, allow-stderr, isolation-machine
+
 Tests: python-smoke
 Depends: python-samba
+
+Tests: smbclient-anonymous-share-list
+Depends: samba, smbclient
+Restrictions: allow-stderr, isolation-container
+
+Tests: smbclient-authenticated-share-list
+Depends: samba, smbclient, passwd
+Restrictions: needs-root, allow-stderr, isolation-container
+
+Tests: smbclient-share-access
+Depends: samba, smbclient, coreutils, systemd, passwd
+Restrictions: needs-root, allow-stderr, isolation-container
diff -Nru samba-4.7.4+dfsg/debian/tests/smbclient-anonymous-share-list samba-4.7.4+dfsg/debian/tests/smbclient-anonymous-share-list
--- samba-4.7.4+dfsg/debian/tests/smbclient-anonymous-share-list	1969-12-31 21:00:00.000000000 -0300
+++ samba-4.7.4+dfsg/debian/tests/smbclient-anonymous-share-list	2018-02-09 11:44:53.000000000 -0200
@@ -0,0 +1,3 @@
+#!/bin/sh -x
+
+smbclient -N -L localhost
diff -Nru samba-4.7.4+dfsg/debian/tests/smbclient-authenticated-share-list samba-4.7.4+dfsg/debian/tests/smbclient-authenticated-share-list
--- samba-4.7.4+dfsg/debian/tests/smbclient-authenticated-share-list	1969-12-31 21:00:00.000000000 -0300
+++ samba-4.7.4+dfsg/debian/tests/smbclient-authenticated-share-list	2018-02-09 11:44:54.000000000 -0200
@@ -0,0 +1,17 @@
+#!/bin/sh -x
+
+username="smbtest$$"
+password="$$"
+
+echo "Creating a local test user called ${username}"
+useradd -m "$username"
+
+echo "Setting samba password for the ${username} user"
+echo "${password}\n${password}" | smbpasswd -s -a ${username}
+
+echo "Testing with incorrect password: must fail"
+smbclient -L localhost -U ${username}%wrongpass && exit 1
+
+echo "Testing with correct password: must work"
+smbclient -L localhost -U ${username}%${password}
+
diff -Nru samba-4.7.4+dfsg/debian/tests/smbclient-share-access samba-4.7.4+dfsg/debian/tests/smbclient-share-access
--- samba-4.7.4+dfsg/debian/tests/smbclient-share-access	1969-12-31 21:00:00.000000000 -0300
+++ samba-4.7.4+dfsg/debian/tests/smbclient-share-access	2018-02-09 11:44:54.000000000 -0200
@@ -0,0 +1,34 @@
+#!/bin/sh -x
+
+if ! testparm -s 2>&1 | grep -qE "^\[homes\]"; then
+    echo "Adding [homes] share"
+    cat >> /etc/samba/smb.conf <<EOFEOF
+[homes]
+  valid users = %S
+  read only = no
+  guest ok = no
+EOFEOF
+    systemctl reload smbd.service
+else
+    echo "No need to add [homes] share, continuing."
+fi
+
+username="smbtest$$"
+password="$$"
+echo "Creating a local test user called ${username}"
+useradd -m "$username"
+echo "Setting samba password for the ${username} user"
+echo "${password}\n${password}" | smbpasswd -s -a ${username}
+userhome=$(eval echo ~$username)
+echo "Creating file with random data and computing its md5"
+dd if=/dev/urandom bs=1 count=128 2>/dev/null | base64 > ${userhome}/data
+chown ${username}:${username} ${userhome}/data
+cd ${userhome}
+md5sum data > data.md5
+
+rm -f downloaded-data
+echo "Downloading file and comparing its md5"
+smbclient //localhost/${username} -U ${username}%${password} -c "get data downloaded-data"
+
+mv -f downloaded-data data
+md5sum -c data.md5