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[Qemu-devel] [PATCH 07/14] tests: ds-rtc test wday offset


From: Michael Davidsaver
Subject: [Qemu-devel] [PATCH 07/14] tests: ds-rtc test wday offset
Date: Thu, 5 Jul 2018 11:19:54 -0700

Signed-off-by: Michael Davidsaver <address@hidden>
---
 tests/ds-rtc-common.h       | 10 +++++++---
 tests/ds-rtc-current-test.c |  9 ++++++++-
 tests/ds-rtc-set-test.c     |  6 ++++--
 3 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/tests/ds-rtc-common.h b/tests/ds-rtc-common.h
index c8e6c2bc5b..633131c55f 100644
--- a/tests/ds-rtc-common.h
+++ b/tests/ds-rtc-common.h
@@ -20,7 +20,7 @@ static uint8_t addr;
 static bool use_century;
 
 /* input buffer must have at least 7 elements */
-static inline time_t rtc_parse(const uint8_t *buf)
+static inline time_t rtc_parse(const uint8_t *buf, unsigned *wday)
 {
     struct tm parts;
 
@@ -48,10 +48,14 @@ static inline time_t rtc_parse(const uint8_t *buf)
         parts.tm_year += 100u;
     }
 
+    if (wday) {
+        *wday = parts.tm_wday;
+    }
+
     return mktimegm(&parts);
 }
 
-static time_t rtc_gettime(void)
+static time_t rtc_gettime(unsigned *wday)
 {
     uint8_t buf[7];
 
@@ -61,7 +65,7 @@ static time_t rtc_gettime(void)
     /* read back current time registers */
     i2c_recv(i2c, addr, buf, 7);
 
-    return rtc_parse(buf);
+    return rtc_parse(buf, wday);
 }
 
 #endif /* DSRTCCOMMON_H */
diff --git a/tests/ds-rtc-current-test.c b/tests/ds-rtc-current-test.c
index 6acbbed9a6..7dc3202261 100644
--- a/tests/ds-rtc-current-test.c
+++ b/tests/ds-rtc-current-test.c
@@ -20,17 +20,24 @@
 static
 void test_rtc_current(void)
 {
+    struct tm tm_actual;
     time_t expected, actual;
     /* relax test to limit false positives when host may be overloaded.
      * Allow larger delta when running "-m quick"
      */
     time_t max_delta = g_test_slow() ? 1 : 30;
 
+    unsigned wday_expect;
+
     actual = time(NULL);
     /* new second may start here */
-    expected = rtc_gettime();
+    expected = rtc_gettime(&wday_expect);
+
+    gmtime_r(&actual, &tm_actual);
+
     g_assert_cmpuint(expected, <=, actual + max_delta);
     g_assert_cmpuint(expected, >=, actual);
+    g_assert_cmpuint(wday_expect, ==, tm_actual.tm_wday);
 }
 
 int main(int argc, char *argv[])
diff --git a/tests/ds-rtc-set-test.c b/tests/ds-rtc-set-test.c
index c48406ee2c..12aeb2580a 100644
--- a/tests/ds-rtc-set-test.c
+++ b/tests/ds-rtc-set-test.c
@@ -124,16 +124,18 @@ void test_rtc_set(const void *raw)
 
     const uint8_t *testtime = raw;
     time_t expected, actual;
+    unsigned wday_expect, wday_actual;
 
     /* skip address pointer and parse remainder */
-    expected = rtc_parse(&testtime[1]);
+    expected = rtc_parse(&testtime[1], &wday_expect);
 
     i2c_send(i2c, addr, testtime, 8);
     /* host may start new second here */
-    actual = rtc_gettime();
+    actual = rtc_gettime(&wday_actual);
 
     g_assert_cmpuint(expected, <=, actual);
     g_assert_cmpuint(expected + max_delta, >=, actual);
+    g_assert_cmpuint(wday_expect, ==, wday_actual);
 }
 
 int main(int argc, char *argv[])
-- 
2.11.0




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