Added two simple tests.

Signed-off-by: David Rebbe <drebbe@intrepidcs.com>

Author: drebbe-intrepid

test/test_find_devices.py

@@ -0,0 +1,3 @@
+import timeit
+
+print(timeit.timeit("ics.find_devices()", setup="import ics", number=1000))

test/test_get_device_status.py

@@ -0,0 +1,17 @@
+import ics
+import time
+
+def print_device_status(s):
+    for attr_name in dir(s):
+        if attr_name.startswith('_'):
+            continue
+        print(attr_name, " "*(35-len(attr_name)), getattr(s, attr_name))
+        if attr_name.upper() in ('FIRE2STATUS', 'VCAN4STATUS'):
+            print()
+            print_device_status(getattr(s, attr_name))
+            print()
+
+d = ics.open_device()
+time.sleep(0.250) # Give the device time to send the frame
+s = ics.get_device_status(d)
+print_device_status(s)