[Sync] Move //sync to //components/sync.

sync/android/javatests/src/org/chromium/sync/notifier/InvalidationClientNameProviderTest.java

-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package org.chromium.sync.notifier;
-
-import android.test.InstrumentationTestCase;
-import android.test.suitebuilder.annotation.SmallTest;
-
-import org.chromium.base.test.util.Feature;
-
-import java.util.Arrays;
-
-/** Tests for the {@link InvalidationClientNameProvider} */
-public class InvalidationClientNameProviderTest extends InstrumentationTestCase {
-    private InvalidationClientNameProvider mProvider;
-
-    @Override
-    protected void setUp() {
-        mProvider = new InvalidationClientNameProvider();
-    }
-
-    @SmallTest
-    @Feature({"Sync"})
-    public void testFallbackClientId() {
-        // Test that the InvalidationController consistently returns the same ID even when it has to
-        // resort to its "fallback" ID generation code.
-        byte[] id1 = mProvider.getInvalidatorClientName();
-        byte[] id2 = mProvider.getInvalidatorClientName();
-
-        // We expect the returned IDs to be consistent in every call.
-        assertTrue("Expected returned IDs to be consistent", Arrays.equals(id1, id2));
-
-        // Even if initialize the generator late, the ID will remain consistent.
-        registerHardCodedGenerator(mProvider);
-
-        // IDs should still be consistent, even if we change the generator.
-        // (In the real program, the generator should be set before anyone invokes the
-        // getInvalidatorClientName() and never change afterwards.  We test this anyway to make sure
-        // nothing will blow up if someone accidentally violates that constraint.)
-        byte[] id3 = mProvider.getInvalidatorClientName();
-        assertTrue("Changing generators should not affect returned ID consistency",
-                Arrays.equals(id2, id3));
-    }
-
-    @SmallTest
-    @Feature({"Sync"})
-    public void testPreRegisteredGenerator() {
-        registerHardCodedGenerator(mProvider);
-
-        byte[] id = mProvider.getInvalidatorClientName();
-        byte[] id2 = mProvider.getInvalidatorClientName();
-
-        // Expect that consistent IDs are maintained when using a custom generator, too.
-        assertTrue("Custom generators should return consistent IDs", Arrays.equals(id, id2));
-    }
-
-    private static void registerHardCodedGenerator(InvalidationClientNameProvider provider) {
-        provider.setPreferredClientNameGenerator(new InvalidationClientNameGenerator() {
-            @Override
-            public byte[] generateInvalidatorClientName() {
-                return "Testable ID".getBytes();
-            }
-        });
-    }
-}