From e7054b4f537fb244a4a128ecf19eef524c545b39 Mon Sep 17 00:00:00 2001
From: Daniel Lockau <daniel.lockau@ml-pa.com>
Date: Tue, 15 Dec 2020 09:20:43 +0100
Subject: [PATCH] tests/periph_rtc: test clear alarm

---
 tests/periph_rtc/main.c          | 22 ++++++++++++++++++++++
 tests/periph_rtc/tests/01-run.py | 13 +++++++------
 2 files changed, 29 insertions(+), 6 deletions(-)

diff --git a/tests/periph_rtc/main.c b/tests/periph_rtc/main.c
index aad6ba42d7..09c4c41999 100644
--- a/tests/periph_rtc/main.c
+++ b/tests/periph_rtc/main.c
@@ -92,8 +92,30 @@ int main(void)
     /* verify alarm */
     rtc_get_alarm(&time);
     print_time("   Alarm is set to ", &time);
+
+    /* clear alarm */
+    rtc_clear_alarm();
+    rtc_get_time(&time);
+    print_time("  Alarm cleared at ", &time);
+
+    /* verify alarm has been cleared */
+    xtimer_sleep(PERIOD);
+    rtc_get_time(&time);
+    if (mutex_trylock(&rtc_mtx)) {
+        print_time("   Error: Alarm at ", &time);
+    }
+    else {
+        print_time("       No alarm at ", &time);
+    }
+
+    /* set alarm */
+    rtc_get_time(&time);
+    inc_secs(&time, PERIOD);
+    rtc_set_alarm(&time, cb, &rtc_mtx);
+    print_time("  Setting alarm to ", &time);
     puts("");
 
+    /* loop over a few alarm cycles */
     while (1) {
         mutex_lock(&rtc_mtx);
         puts("Alarm!");
diff --git a/tests/periph_rtc/tests/01-run.py b/tests/periph_rtc/tests/01-run.py
index d6274e6be1..d022b866eb 100755
--- a/tests/periph_rtc/tests/01-run.py
+++ b/tests/periph_rtc/tests/01-run.py
@@ -21,14 +21,9 @@ def testfunc(child):
     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
+    assert clock_set == clock_value
 
     child.expect(r'  Setting alarm to   ({})'.format(DATE_PATTERN))
     alarm_set = child.match.group(1)
@@ -36,6 +31,12 @@ def testfunc(child):
     alarm_value = child.match.group(1)
     assert alarm_set == alarm_value
 
+    child.expect(r"  Alarm cleared at   ({})".format(DATE_PATTERN))
+    child.expect(r"       No alarm at   ({})".format(DATE_PATTERN))
+    no_alarm_value = child.match.group(1)
+    assert alarm_value == no_alarm_value
+
+    child.expect(r"  Setting alarm to   ({})".format(DATE_PATTERN))
     for _ in range(alarm_count):
         child.expect_exact('Alarm!')