Improve isolatedZVolume test

Shows interleaving effect better

Change-Id: I85361b15587306484dc8fa6d6366e866014c270f

2 files changed, 13 insertions, 7 deletions

diff --git a/tests/HwAccelerationTest/res/layout/isolation.xml b/tests/HwAccelerationTest/res/layout/isolation.xml
index 802ac7f..32eb628 100644
--- a/tests/HwAccelerationTest/res/layout/isolation.xml
+++ b/tests/HwAccelerationTest/res/layout/isolation.xml
@@ -5,13 +5,15 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:background="#f55">
+    <!-- Left and right layouts are not isolated volumes, so the text views
+         will interleave since they share an isolated z volume-->
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:orientation="horizontal">
         <LinearLayout
             android:layout_width="0dp"
-            android:layout_height="150dp"
+            android:layout_height="200dp"
             android:layout_weight="1"
             android:isolatedZVolume="false"
             android:orientation="vertical">
@@ -20,21 +22,24 @@
         </LinearLayout>
         <LinearLayout
             android:layout_width="0dp"
-            android:layout_height="150dp"
+            android:layout_height="200dp"
             android:layout_weight="1"
+            android:translationY="50dp"
             android:isolatedZVolume="false"
             android:orientation="vertical">
             <TextView style="@style/TopRightReorderTextView"/>
             <TextView style="@style/BottomRightReorderTextView"/>
         </LinearLayout>
     </LinearLayout>
+
+    <!-- Left and right volumes are isolated by default, so no interleaving will be seen. -->
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:orientation="horizontal">
         <LinearLayout
             android:layout_width="0dp"
-            android:layout_height="150dp"
+            android:layout_height="200dp"
             android:layout_weight="1"
             android:orientation="vertical">
             <TextView style="@style/TopLeftReorderTextView"/>
@@ -42,8 +47,9 @@
         </LinearLayout>
         <LinearLayout
             android:layout_width="0dp"
-            android:layout_height="150dp"
+            android:layout_height="200dp"
             android:layout_weight="1"
+            android:translationY="50dp"
             android:orientation="vertical">
             <TextView style="@style/TopRightReorderTextView"/>
             <TextView style="@style/BottomRightReorderTextView"/>
diff --git a/tests/HwAccelerationTest/res/values/styles.xml b/tests/HwAccelerationTest/res/values/styles.xml
index 0ffd3d7..cde5d20 100644
--- a/tests/HwAccelerationTest/res/values/styles.xml
+++ b/tests/HwAccelerationTest/res/values/styles.xml
@@ -1,14 +1,14 @@
 <resources>
     <style name="ReorderTextView" parent="@android:style/TextAppearance.Medium">
         <item name="android:layout_width">match_parent</item>
-        <item name="android:layout_height">75dp</item>
+        <item name="android:layout_height">100dp</item>
         <item name="android:gravity">center</item>
     </style>
     <style name="LeftReorderTextView" parent="@style/ReorderTextView">
-        <item name="android:translationX">50dp</item>
+        <item name="android:translationX">20dp</item>
     </style>
     <style name="RightReorderTextView" parent="@style/ReorderTextView">
-        <item name="android:translationX">-50dp</item>
+        <item name="android:translationX">-20dp</item>
     </style>
 
     <style name="TopLeftReorderTextView" parent="@style/LeftReorderTextView">