tests/periph_rtc: add automatic python test script

tests/periph_rtc/tests/01-run.py

@@ -0,0 +1,50 @@
+#!/usr/bin/env python3
+
+# Copyright (C) 2019 Inria
+#
+# This file is subject to the terms and conditions of the GNU Lesser
+# General Public License v2.1. See the file LICENSE in the top level
+# directory for more details.
+
+import os
+import sys
+from testrunner import run
+
+
+BOARD = os.getenv('BOARD', 'native')
+DATE_PATTERN = r'\d{4}\-\d{2}\-\d{2} \d{2}\:\d{2}\:\d{2}'
+
+
+def testfunc(child):
+    child.expect(r'This test will display \'Alarm\!\' every 2 seconds '
+                 r'for (\d{1}) times')
+    alarm_count = int(child.match.group(1))
+    child.expect(r'  Setting clock to   ({})'.format(DATE_PATTERN))
+    clock_set = child.match.group(1)
+    if BOARD == 'native':
+        child.expect(r'.*rtc_set_time: not implemented')
+    child.expect(r'Clock value is now   ({})'.format(DATE_PATTERN))
+    clock_value = child.match.group(1)
+    if BOARD != 'native':
+        # Set clock is not implemented for native board so no need to compare
+        # clock values
+        assert clock_set == clock_value
+
+    child.expect(r'  Setting alarm to   ({})'.format(DATE_PATTERN))
+    alarm_set = child.match.group(1)
+    if BOARD == 'native':
+        child.expect(r'.*rtc_set_alarm: not implemented')
+    child.expect(r'   Alarm is set to   ({})'.format(DATE_PATTERN))
+    alarm_value = child.match.group(1)
+    if BOARD != 'native':
+        # Set alarm is not implemented for native board so no need to compare
+        # alarm values
+        assert alarm_set == alarm_value
+
+    if BOARD != 'native':
+        for _ in range(alarm_count):
+            child.expect_exact('Alarm!')
+
+
+if __name__ == "__main__":
+    sys.exit(run(testfunc))