[Android] Upstream ChromeNativePreferences as PrefServiceBridge

chrome/android/javatests/src/org/chromium/chrome/browser/preferences/PrefServiceBridgeTest.java

+// Copyright 2014 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.chrome.browser.preferences;
+
+import android.test.suitebuilder.annotation.SmallTest;
+
+import org.chromium.base.ThreadUtils;
+import org.chromium.base.test.util.Feature;
+import org.chromium.chrome.shell.ChromeShellTestBase;
+
+/**
+ * Test for PrefServiceBridge
+ */
+public class PrefServiceBridgeTest extends ChromeShellTestBase {
+    /**
+     * Test the x-auto-login setting.
+     */
+    @SmallTest
+    @Feature({"Preferences", "Main"})
+    public void testAutologinEnabled() {
+        ThreadUtils.runOnUiThreadBlocking(new Runnable() {
+            @Override
+            public void run() {
+                PrefServiceBridge prefs = PrefServiceBridge.getInstance();
+
+                boolean autologinEnabled = prefs.isAutologinEnabled();
+
+                // Make sure the value doesn't change
+                prefs.setAutologinEnabled(autologinEnabled);
+                assertEquals(autologinEnabled, prefs.isAutologinEnabled());
+
+                // Try flipping the value
+                autologinEnabled = !autologinEnabled;
+                prefs.setAutologinEnabled(autologinEnabled);
+                assertEquals(autologinEnabled, prefs.isAutologinEnabled());
+            }
+        });
+    }
+
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+        launchChromeShellWithBlankPage();
+    }
+}