Add test to ensure no attributes are present after the last public one
This is to ensure we don't have resource collisions in future releases.
Bug:18263655
Change-Id: Ic808828729cd6dae7fe48527f1188776a99372cc
diff --git a/tests/tests/content/src/android/content/res/cts/PrivateAttributeTest.java b/tests/tests/content/src/android/content/res/cts/PrivateAttributeTest.java
new file mode 100644
index 0000000..35466be
--- /dev/null
+++ b/tests/tests/content/src/android/content/res/cts/PrivateAttributeTest.java
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2014 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 android.content.res.cts;
+
+import android.content.res.Resources;
+import android.test.AndroidTestCase;
+import android.util.TypedValue;
+
+/**
+ * Tests that private attributes are correctly placed in a separate type to
+ * prevent future releases from stomping over private attributes with new public ones.
+ */
+public class PrivateAttributeTest extends AndroidTestCase {
+
+ private static final int sLastPublicAttr = 0x010104d5;
+
+ public void testNoAttributesAfterLastPublicAttribute() throws Exception {
+ final Resources res = getContext().getResources();
+
+ final String lastPublicName;
+ try {
+ lastPublicName = res.getResourceEntryName(sLastPublicAttr);
+ } catch (Resources.NotFoundException e) {
+ throw new AssertionError("Last public resource was not found", e);
+ }
+
+ int currentAttr = sLastPublicAttr;
+ while (currentAttr < 0x0101ffff) {
+ currentAttr++;
+ try {
+ final String name = res.getResourceEntryName(currentAttr);
+ throw new AssertionError("Found attribute '" + name + "'"
+ + " (0x" + Integer.toHexString(currentAttr) + ")"
+ + " after last public framework attribute "
+ + "'" + lastPublicName + "'"
+ + " (0x" + Integer.toHexString(sLastPublicAttr) + ")");
+ } catch (Resources.NotFoundException e) {
+ // continue
+ }
+ }
+ }
+}