[test_build] meta-iotqa: add qa tests for audio

meta-iotqa/lib/oeqa/runtime/multimedia/audio/pulseaudio.py

@@ -1,10 +1,11 @@
+import time
 from oeqa.oetest import oeRuntimeTest
 
-class PulseaudioTest(oeRuntimeTest):
 
+class PulseaudioTest(oeRuntimeTest):
     '''Check pulseaudio existence'''
-    def test_pulseaudio_exists(self):
 
+    def test_pulseaudio_exists(self):
         (status, output) = self.target.run('ls /usr/bin/pulseaudio')
 
         self.assertEqual(output, "/usr/bin/pulseaudio", msg="Error messages: pulseaudio not found")
@@ -19,16 +20,35 @@ def test_modules_loaded(self):
         (status, output) = self.target.run("unset XDG_RUNTIME_DIR; su testuser -c \"pactl list\"")
 
         self.assertIn("module-bluetooth-policy", output,
-            msg=("module-bluetooth-policy not found, pactl output:\n" + output))
+                      msg=("module-bluetooth-policy not found, pactl output:\n" + output))
 
         self.assertIn("module-bluetooth-discover", output,
-            msg=("module-bluetooth-discover not found, pactl output:\n" + output))
+                      msg=("module-bluetooth-discover not found, pactl output:\n" + output))
 
         self.assertIn("module-bluez5-discover", output,
-            msg=("module-bluez5-discover not found, pactl output:\n" + output))
+                      msg=("module-bluez5-discover not found, pactl output:\n" + output))
 
         self.target.run("su testuser -c \"pulseaudio --kill\"")
         self.target.run("userdel testuser")
         self.target.run("rm -rf /home/testuser")
         self.target.run("su testuser -c \"pulseaudio --start\"")
         self.target.run("XDG_RUNTIME_DIR=" + xdg_runtime_dir)
+
+    def test_rec_play(self):
+        # Start pulseaudio daemon
+        (status, output) = self.target.run("pulseaudio --start")
+        self.assertEqual(status, 0, msg="Error pulseaudio not started: %s" % output)
+        # Recording audio
+        (status, output) = self.target.run("parecord -r /tmp/rec.wav &")
+        time.sleep(10)
+        self.assertEqual(status, 0, msg="Error not recorded: %s" % output)
+        # Stop pulseaudio daemon
+        (status, output) = self.target.run("killall -9 parecord")
+        self.assertEqual(status, 0, msg="Error pulse record not stop: %s" % output)
+        # Playing audio
+        (status, output) = self.target.run("paplay /tmp/rec.wav &")
+        self.assertEqual(status, 0, msg="Error in playing: %s" % output)
+        time.sleep(3)
+        # RUNNING state checking
+        (status, output) = self.target.run("pactl list sinks | grep RUNNING")
+        self.assertEqual(status, 0, msg="Error in state: %s" % output)