commit e1b52a3a001bd80a3f372b0a4fe781dd6dca13a3
author Judy Hsiao <judyhsiao@google.com> Thu Aug 27 15:37:22 2020 +0800
committer Judy Hsiao <judyhsiao@google.com> Wed Sep 16 10:55:52 2020 +0800
tree 816258f62069e53190371aef972a550bde5f68cb
parent c128d0e6492ec91c72df1b241846c01c0f31e8dd

AudioTrackTest: Set WAIT_TIME_MS = 500 ms

Set WAIT_TIME_MS to 500 ms for non low latency devices
as the CDD requires the cold output latency must be
500 milliseconds or less.

Bug: 166055411
Test: atest android.media.cts.AudioTrackTest#testPlayStaticData

Change-Id: I5eee4ed72ed324777f7890421c1b1c2ee705a28d

tests/tests/media/src/android/media/cts/AudioTrackTest.java

diff --git a/tests/tests/media/src/android/media/cts/AudioTrackTest.java b/tests/tests/media/src/android/media/cts/AudioTrackTest.java
index 08bfbcf..cdfc8d3 100644
--- a/tests/tests/media/src/android/media/cts/AudioTrackTest.java
+++ b/tests/tests/media/src/android/media/cts/AudioTrackTest.java
@@ -1523,13 +1523,17 @@
         final int TEST_LOOPS = 1;
         final double TEST_LOOP_DURATION = 1.;
         final int TEST_ADDITIONAL_DRAIN_MS = 0;
+        // Compensates for cold start when run in isolation.
+        // The cold output latency must be 500 ms less or
+        // 200 ms less for low latency devices.
+        final long WAIT_TIME_MS = isLowLatencyDevice() ? WAIT_MSEC : 500;
 
         for (int TEST_FORMAT : TEST_FORMAT_ARRAY) {
             double frequency = 400; // frequency changes for each test
             for (int TEST_SR : TEST_SR_ARRAY) {
                 for (int TEST_CONF : TEST_CONF_ARRAY) {
                     playOnceStaticData(TEST_NAME, TEST_MODE, TEST_STREAM_TYPE, TEST_SWEEP,
-                            TEST_LOOPS, TEST_FORMAT, frequency, TEST_SR, TEST_CONF, WAIT_MSEC,
+                            TEST_LOOPS, TEST_FORMAT, frequency, TEST_SR, TEST_CONF, WAIT_TIME_MS,
                             TEST_LOOP_DURATION, TEST_ADDITIONAL_DRAIN_MS);
 
                     frequency += 70; // increment test tone frequency
@@ -2011,6 +2015,11 @@
             .hasSystemFeature(PackageManager.FEATURE_AUDIO_OUTPUT);
     }
 
+    private boolean isLowLatencyDevice() {
+        return getContext().getPackageManager()
+            .hasSystemFeature(PackageManager.FEATURE_AUDIO_LOW_LATENCY);
+    }
+
     private boolean isLowRamDevice() {
         return ((ActivityManager) getContext().getSystemService(Context.ACTIVITY_SERVICE))
                 .isLowRamDevice();