Add a test case for hostanme and domainname

Signed-off-by: utam0k <k0ma@utam0k.jp>

tests/integration/dev.bats

@@ -2,15 +2,13 @@
 
 load helpers
 
-function setup() {
-	setup_busybox
-}
-
 function teardown() {
 	teardown_bundle
 }
 
 @test "runc run [redundant default /dev/tty]" {
+	setup_busybox
+
 	update_config ' .linux.devices += [{"path": "/dev/tty", "type": "c", "major": 5, "minor": 0}]
 		      | .process.args |= ["ls", "-lLn", "/dev/tty"]'
 
@@ -25,6 +23,8 @@ function teardown() {
 }
 
 @test "runc run [redundant default /dev/ptmx]" {
+	setup_busybox
+
 	update_config ' .linux.devices += [{"path": "/dev/ptmx", "type": "c", "major": 5, "minor": 2}]
 		      | .process.args |= ["ls", "-lLn", "/dev/ptmx"]'
 
@@ -36,6 +36,8 @@ function teardown() {
 @test "runc run/update [device cgroup deny]" {
 	requires root
 
+	setup_busybox
+
 	update_config ' .linux.resources.devices = [{"allow": false, "access": "rwm"}]
 			| .linux.devices = [{"path": "/dev/kmsg", "type": "c", "major": 1, "minor": 11}]
 			| .process.capabilities.bounding += ["CAP_SYSLOG"]
@@ -73,6 +75,8 @@ function teardown() {
 @test "runc run [device cgroup allow rw char device]" {
 	requires root
 
+	setup_busybox
+
 	update_config ' .linux.resources.devices = [{"allow": false, "access": "rwm"},{"allow": true, "type": "c", "major": 1, "minor": 11, "access": "rw"}]
 			| .linux.devices = [{"path": "/dev/kmsg", "type": "c", "major": 1, "minor": 11}]
 			| .process.args |= ["sh"]
@@ -104,6 +108,8 @@ function teardown() {
 @test "runc run [device cgroup allow rm block device]" {
 	requires root
 
+	setup_busybox
+
 	# Get the first block device.
 	IFS=$' \t:' read -r device major minor <<<"$(lsblk -nd -o NAME,MAJ:MIN)"
 	# Could have used -o PATH but lsblk from CentOS 7 does not have it.
@@ -133,6 +139,8 @@ function teardown() {
 @test "runc exec vs systemctl daemon-reload" {
 	requires systemd root
 
+	setup_busybox
+
 	runc run -d --console-socket "$CONSOLE_SOCKET" test_exec
 	[ "$status" -eq 0 ]
 
@@ -144,3 +152,26 @@ function teardown() {
 	runc exec -t test_exec sh -c "ls -l /proc/self/fd/0; echo 123"
 	[ "$status" -eq 0 ]
 }
+
+@test "runc run [hostname domainname]" {
+	requires root
+
+	setup_debian
+
+	update_config ' .process.args |= ["sh"]
+			| .hostname = "myhostname"
+			| .domainname= "mydomainname"'
+
+	runc run -d --console-socket "$CONSOLE_SOCKET" test_allow_char
+	[ "$status" -eq 0 ]
+
+	# test hostname
+	runc exec test_allow_char sh -c 'hostname'
+	[ "$status" -eq 0 ]
+	[[ "${lines[0]}" == *'myhostname'* ]]
+
+	# test domainname
+	runc exec test_allow_char sh -c 'domainname'
+	[ "$status" -eq 0 ]
+	[[ "${lines[0]}" == *'mydomainname'* ]]
+}