Add unit test for RS reference counting.

Change-Id: Id09cc28f02bba6484889ed53e60273119f7004cb

tests/RenderScriptTests/tests/src/com/android/rs/test/RSTestCore.java

@@ -70,6 +70,7 @@ public class RSTestCore {
         unitTests.add(new UT_rstime(this, mRes, mCtx));
         unitTests.add(new UT_rstypes(this, mRes, mCtx));
         unitTests.add(new UT_alloc(this, mRes, mCtx));
+        unitTests.add(new UT_refcount(this, mRes, mCtx));
         unitTests.add(new UT_foreach(this, mRes, mCtx));
         unitTests.add(new UT_math(this, mRes, mCtx));
         unitTests.add(new UT_fp_mad(this, mRes, mCtx));

tests/RenderScriptTests/tests/src/com/android/rs/test/UT_refcount.java

@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2011 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.rs.test;
+
+import android.content.Context;
+import android.content.res.Resources;
+import android.renderscript.*;
+
+public class UT_refcount extends UnitTest {
+    private Resources mRes;
+
+    protected UT_refcount(RSTestCore rstc, Resources res, Context ctx) {
+        super(rstc, "Refcount", ctx);
+        mRes = res;
+    }
+
+    private void initializeGlobals(RenderScript RS, ScriptC_refcount s) {
+        Type.Builder typeBuilder = new Type.Builder(RS, Element.I32(RS));
+        int X = 500;
+        int Y = 700;
+        typeBuilder.setX(X).setY(Y);
+        Allocation A = Allocation.createTyped(RS, typeBuilder.create());
+        s.set_globalA(A);
+    }
+
+    public void run() {
+        RenderScript pRS = RenderScript.create(mCtx);
+        pRS.setMessageHandler(mRsMessage);
+        ScriptC_refcount s = new ScriptC_refcount(pRS, mRes, R.raw.refcount);
+        initializeGlobals(pRS, s);
+        s.invoke_refcount_test();
+        pRS.finish();
+        waitForMessage();
+        pRS.destroy();
+    }
+}

tests/RenderScriptTests/tests/src/com/android/rs/test/refcount.rs

@@ -0,0 +1,13 @@
+#include "shared.rsh"
+
+// Testing reference counting of RS object types
+
+rs_allocation globalA;
+static rs_allocation staticGlobalA;
+
+void refcount_test() {
+    staticGlobalA = globalA;
+    rsClearObject(&globalA);
+    rsSendToClientBlocking(RS_MSG_TEST_PASSED);
+}
+