3 files changed, 37 insertions, 5 deletions
diff --git a/libs/hwui/tests/TestContext.cpp b/libs/hwui/tests/TestContext.cpp
index 542bbae..3687a50 100644
--- a/libs/hwui/tests/TestContext.cpp
+++ b/libs/hwui/tests/TestContext.cpp
@@ -57,6 +57,10 @@ sp<Surface> TestContext::surface() {
 }
 
 void TestContext::waitForVsync() {
+#if HWUI_NULL_GPU
+    return;
+#endif
+
     // Request vsync
     mDisplayEventReceiver.requestNextVsync();
 
@@ -71,4 +75,3 @@ void TestContext::waitForVsync() {
 } // namespace test
 } // namespace uirenderer
 } // namespace android
-
diff --git a/libs/hwui/tests/how_to_run.txt b/libs/hwui/tests/how_to_run.txt
new file mode 100644
index 0000000..686cd78
--- /dev/null
+++ b/libs/hwui/tests/how_to_run.txt
@@ -0,0 +1,17 @@
+mmm -j8 frameworks/base/libs/hwui/tests/ &&
+    adb push $OUT/data/local/tmp/hwuitest /data/local/tmp/hwuitest &&
+    adb shell /data/local/tmp/hwuitest
+
+
+Command arguments:
+hwuitest [testname]
+
+Default test is 'shadowgrid'
+
+List of tests:
+
+shadowgrid: creates a grid of rounded rects that cast shadows, high CPU & GPU load
+
+rectgrid: creates a grid of 1x1 rects
+
+oval: draws 1 oval
diff --git a/libs/hwui/tests/main.cpp b/libs/hwui/tests/main.cpp
index 62782af..aca7c52 100644
--- a/libs/hwui/tests/main.cpp
+++ b/libs/hwui/tests/main.cpp
@@ -14,8 +14,6 @@
  * limitations under the License.
  */
 
-#include <stdio.h>
-
 #include <cutils/log.h>
 #include <gui/Surface.h>
 #include <ui/PixelFormat.h>
@@ -28,6 +26,9 @@
 
 #include "TestContext.h"
 
+#include <stdio.h>
+#include <unistd.h>
+
 using namespace android;
 using namespace android::uirenderer;
 using namespace android::uirenderer::renderthread;
@@ -93,16 +94,27 @@ public:
         animation.createContent(width, height, renderer);
         endRecording(renderer, rootNode);
 
+        // Do a few cold runs then reset the stats so that the caches are all hot
+        for (int i = 0; i < 3; i++) {
+            testContext.waitForVsync();
+            proxy->syncAndDrawFrame();
+        }
+        proxy->resetProfileInfo();
+
         for (int i = 0; i < animation.getFrameCount(); i++) {
-#if !HWUI_NULL_GPU
             testContext.waitForVsync();
-#endif
 
+            // workaround b/20853441
+            proxy->fence();
             ATRACE_NAME("UI-Draw Frame");
+            nsecs_t vsync = systemTime(CLOCK_MONOTONIC);
+            UiFrameInfoBuilder(proxy->frameInfo())
+                    .setVsync(vsync, vsync);
             animation.doFrame(i);
             proxy->syncAndDrawFrame();
         }
 
+        proxy->dumpProfileInfo(STDOUT_FILENO, 0);
         rootNode->decStrong(nullptr);
     }
 };