Add "Intent.FLAG_ACTIVITY_CLEAR_TOP" flag in test.

The "Intent.FLAG_ACTIVITY_CLEAR_TOP" should be added in the intent for switching modes. This flag
ensures there is only 1 instance of the same activity. This behavior is the same as how we do in the
app.

bug:5336037
Change-Id: Ie76b43cbd87ff9e8a7ec9e0a892930834dccf9cf

1 files changed, 3 insertions, 0 deletions

diff --git a/tests/src/com/android/camera/stress/SwitchPreview.java b/tests/src/com/android/camera/stress/SwitchPreview.java
index 6af915e..c5dd7c1 100755
--- a/tests/src/com/android/camera/stress/SwitchPreview.java
+++ b/tests/src/com/android/camera/stress/SwitchPreview.java
@@ -97,10 +97,13 @@ public class SwitchPreview extends ActivityInstrumentationTestCase2 <VideoCamera
             for (int i=0; i< TOTAL_NUMBER_OF_SWITCHING; i++) {
                 Thread.sleep(WAIT_FOR_PREVIEW);
                 Intent intent = new Intent();
+                intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
                 intent.setClass(getInstrumentation().getTargetContext(),
                         VideoCamera.class);
                 getActivity().startActivity(intent);
                 Thread.sleep(WAIT_FOR_PREVIEW);
+                intent = new Intent();
+                intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
                 intent.setClass(getInstrumentation().getTargetContext(),
                         Camera.class);
                 getActivity().startActivity(intent);