Fix rendering issue with paths when the stroke width is 0

Change-Id: I5d8ac23dc69e9e17df4ef6b5195186b5207e2524
diff --git a/tests/HwAccelerationTest/AndroidManifest.xml b/tests/HwAccelerationTest/AndroidManifest.xml
index 3e7ca08..d5dcd4e 100644
--- a/tests/HwAccelerationTest/AndroidManifest.xml
+++ b/tests/HwAccelerationTest/AndroidManifest.xml
@@ -31,6 +31,15 @@
         android:hardwareAccelerated="true">
 
         <activity
+                android:name="SmallCircleActivity"
+                android:label="_SmallCircle">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+
+        <activity
                 android:name="ClearActivity"
                 android:label="_Clear">
             <intent-filter>
diff --git a/tests/HwAccelerationTest/src/com/android/test/hwui/SmallCircleActivity.java b/tests/HwAccelerationTest/src/com/android/test/hwui/SmallCircleActivity.java
new file mode 100644
index 0000000..8c02539
--- /dev/null
+++ b/tests/HwAccelerationTest/src/com/android/test/hwui/SmallCircleActivity.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.test.hwui;
+
+import android.app.Activity;
+import android.content.Context;
+import android.graphics.Canvas;
+import android.graphics.Paint;
+import android.graphics.Path;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.LinearLayout;
+
+@SuppressWarnings({"UnusedDeclaration"})
+public class SmallCircleActivity extends Activity {
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        final LinearLayout layout = new LinearLayout(this);
+        layout.setOrientation(LinearLayout.VERTICAL);
+
+        View view = new PathView(this);
+        layout.addView(view, new LinearLayout.LayoutParams(PathView.SIZE, PathView.SIZE));
+        view = new PathView(this);
+        view.setLayerType(View.LAYER_TYPE_SOFTWARE, null);
+        layout.addView(view, new LinearLayout.LayoutParams(PathView.SIZE, PathView.SIZE));
+
+        setContentView(layout);
+    }
+
+    static class PathView extends View {
+        private static final int SIZE = 37;
+        private final Paint mPaint;
+        private final Path mPath;
+
+        PathView(Context c) {
+            super(c);
+
+            mPath = new Path();
+            mPath.addCircle(SIZE * 0.5f, SIZE * 0.5f, SIZE * 0.275f, Path.Direction.CW);
+            mPath.addCircle(SIZE * 0.5f, SIZE * 0.5f, SIZE * 0.225f, Path.Direction.CCW);
+            
+            mPaint = new Paint();
+            mPaint.setAntiAlias(true);
+            mPaint.setColor(0xffffffff);
+        }
+
+        @Override
+        protected void onDraw(Canvas canvas) {
+            super.onDraw(canvas);
+
+            canvas.drawPath(mPath, mPaint);
+        }
+    }
+}