Merge "Add perf tests for binder calls to measure sampling performance."

1 files changed, 13 insertions, 0 deletions

diff --git a/apct-tests/perftests/core/src/android/os/BinderCallsStatsPerfTest.java b/apct-tests/perftests/core/src/android/os/BinderCallsStatsPerfTest.java
index 9fad19fbcaf0..ad35129a32d9 100644
--- a/apct-tests/perftests/core/src/android/os/BinderCallsStatsPerfTest.java
+++ b/apct-tests/perftests/core/src/android/os/BinderCallsStatsPerfTest.java
@@ -69,6 +69,19 @@ public class BinderCallsStatsPerfTest {
     }
 
     @Test
+    public void timeCallSessionOnePercentSampling() {
+        mBinderCallsStats.setSamplingInterval(100);
+        final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
+        Binder b = new Binder();
+        int i = 0;
+        while (state.keepRunning()) {
+            CallSession s = mBinderCallsStats.callStarted(b, i % 100);
+            mBinderCallsStats.callEnded(s, 0, 0);
+            i++;
+        }
+    }
+
+    @Test
     public void timeCallSessionTrackingDisabled() {
         mBinderCallsStats.setDetailedTracking(false);
         final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();