diff options
Diffstat (limited to 'libutils/SystemClock_test.cpp')
| -rw-r--r-- | libutils/SystemClock_test.cpp | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/libutils/SystemClock_test.cpp b/libutils/SystemClock_test.cpp index 5ad060b04..7449dad77 100644 --- a/libutils/SystemClock_test.cpp +++ b/libutils/SystemClock_test.cpp @@ -29,16 +29,24 @@ static const int64_t SLACK_NS = SLACK_MS * MS_IN_NS; TEST(SystemClock, SystemClock) { auto startUptimeMs = android::uptimeMillis(); + auto startUptimeNs = android::uptimeNanos(); auto startRealtimeMs = android::elapsedRealtime(); auto startRealtimeNs = android::elapsedRealtimeNano(); ASSERT_GT(startUptimeMs, 0) << "uptimeMillis() reported an impossible uptime"; + ASSERT_GT(startUptimeNs, 0) + << "uptimeNanos() reported an impossible uptime"; ASSERT_GE(startRealtimeMs, startUptimeMs) << "elapsedRealtime() thinks we've suspended for negative time"; - ASSERT_GE(startRealtimeNs, startUptimeMs * MS_IN_NS) + ASSERT_GE(startRealtimeNs, startUptimeNs) << "elapsedRealtimeNano() thinks we've suspended for negative time"; + ASSERT_GE(startUptimeNs, startUptimeMs * MS_IN_NS) + << "uptimeMillis() and uptimeNanos() are inconsistent"; + ASSERT_LT(startUptimeNs, (startUptimeMs + SLACK_MS) * MS_IN_NS) + << "uptimeMillis() and uptimeNanos() are inconsistent"; + ASSERT_GE(startRealtimeNs, startRealtimeMs * MS_IN_NS) << "elapsedRealtime() and elapsedRealtimeNano() are inconsistent"; ASSERT_LT(startRealtimeNs, (startRealtimeMs + SLACK_MS) * MS_IN_NS) @@ -51,6 +59,7 @@ TEST(SystemClock, SystemClock) { ASSERT_EQ(nanosleepErr, 0) << "nanosleep() failed: " << strerror(errno); auto endUptimeMs = android::uptimeMillis(); + auto endUptimeNs = android::uptimeNanos(); auto endRealtimeMs = android::elapsedRealtime(); auto endRealtimeNs = android::elapsedRealtimeNano(); @@ -58,6 +67,10 @@ TEST(SystemClock, SystemClock) { << "uptimeMillis() advanced too little after nanosleep()"; EXPECT_LT(endUptimeMs - startUptimeMs, SLEEP_MS + SLACK_MS) << "uptimeMillis() advanced too much after nanosleep()"; + EXPECT_GE(endUptimeNs - startUptimeNs, SLEEP_NS) + << "uptimeNanos() advanced too little after nanosleep()"; + EXPECT_LT(endUptimeNs - startUptimeNs, SLEEP_NS + SLACK_NS) + << "uptimeNanos() advanced too much after nanosleep()"; EXPECT_GE(endRealtimeMs - startRealtimeMs, SLEEP_MS) << "elapsedRealtime() advanced too little after nanosleep()"; EXPECT_LT(endRealtimeMs - startRealtimeMs, SLEEP_MS + SLACK_MS) @@ -67,6 +80,11 @@ TEST(SystemClock, SystemClock) { EXPECT_LT(endRealtimeNs - startRealtimeNs, SLEEP_NS + SLACK_NS) << "elapsedRealtimeNano() advanced too much after nanosleep()"; + EXPECT_GE(endUptimeNs, endUptimeMs * MS_IN_NS) + << "uptimeMillis() and uptimeNanos() are inconsistent after nanosleep()"; + EXPECT_LT(endUptimeNs, (endUptimeMs + SLACK_MS) * MS_IN_NS) + << "uptimeMillis() and uptimeNanos() are inconsistent after nanosleep()"; + EXPECT_GE(endRealtimeNs, endRealtimeMs * MS_IN_NS) << "elapsedRealtime() and elapsedRealtimeNano() are inconsistent after nanosleep()"; EXPECT_LT(endRealtimeNs, (endRealtimeMs + SLACK_MS) * MS_IN_NS) |