oeqa/suspend : add test for suspend state

This test case is checking the command and LAN device behaviour before and after suspend state. The Test_if_LAN_device_works_well_after_resume_from_suspend_state and standby manual test cases from oeqa/manual/bsp-hw can be replace by this runtime test.

(From OE-Core rev: dbd541cf2bf5083604a2e929ea8f148b96b4ce2f)

Signed-off-by: Teoh Jay Shen <jay.shen.teoh@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 10728035a606483ea67f6cb8ba5779558856593a)
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/lib/oeqa/runtime/cases/suspend.py

@@ -0,0 +1,33 @@
+from oeqa.runtime.case import OERuntimeTestCase
+from oeqa.core.decorator.depends import OETestDepends
+from oeqa.core.decorator.data import skipIfQemu
+import threading
+import time
+
+class Suspend_Test(OERuntimeTestCase):
+
+    def test_date(self): 
+        (status, output) = self.target.run('date')
+        self.assertEqual(status, 0,  msg = 'Failed to run date command, output : %s' % output)
+        
+    def test_ping(self):
+        t_thread = threading.Thread(target=self.target.run, args=("ping 8.8.8.8",))
+        t_thread.start()
+        time.sleep(2)
+        
+        status, output = self.target.run('pidof ping')
+        self.target.run('kill -9 %s' % output)
+        self.assertEqual(status, 0, msg = 'Not able to find process that runs ping, output : %s' % output)  
+        
+    def set_suspend(self): 
+        (status, output) = self.target.run('sudo rtcwake -m mem -s 10')
+        self.assertEqual(status, 0,  msg = 'Failed to suspends your system to RAM, output : %s' % output)
+    
+    @skipIfQemu('qemuall', 'Test only runs on real hardware')
+    @OETestDepends(['ssh.SSHTest.test_ssh'])
+    def test_suspend(self):
+        self.test_date()
+        self.test_ping()
+        self.set_suspend()
+        self.test_date()
+        self.test_ping()