diff -r 000000000000 -r 6474c204b198 mobile/android/base/tests/helpers/DeviceHelper.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobile/android/base/tests/helpers/DeviceHelper.java	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,108 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.tests.helpers;
+
+import static org.mozilla.gecko.tests.helpers.AssertionHelper.fAssertTrue;
+
+import org.mozilla.gecko.GeckoAppShell;
+import org.mozilla.gecko.tests.UITestContext;
+
+import android.app.Activity;
+import android.os.Build;
+import android.util.DisplayMetrics;
+
+import com.jayway.android.robotium.solo.Solo;
+
+/**
+ * Provides general hardware (ex: configuration) and software (ex: version) information
+ * about the current test device and allows changing its configuration.
+ */
+public final class DeviceHelper {
+    public enum Type {
+        PHONE,
+        TABLET
+    }
+
+    public enum AndroidVersion {
+        v2x,
+        v3x,
+        v4x
+    }
+
+    private static Activity sActivity;
+    private static Solo sSolo;
+
+    private static Type sDeviceType;
+    private static AndroidVersion sAndroidVersion;
+
+    private static int sScreenHeight;
+    private static int sScreenWidth;
+
+    private DeviceHelper() { /* To disallow instantiation. */ }
+
+    public static void assertIsTablet() {
+        fAssertTrue("The device is a tablet", isTablet());
+    }
+
+    protected static void init(final UITestContext context) {
+        sActivity = context.getActivity();
+        sSolo = context.getSolo();
+
+        setAndroidVersion();
+        setScreenDimensions();
+        setDeviceType();
+    }
+
+    private static void setAndroidVersion() {
+        int sdk = Build.VERSION.SDK_INT;
+        if (sdk < Build.VERSION_CODES.HONEYCOMB) {
+            sAndroidVersion = AndroidVersion.v2x;
+        } else if (sdk > Build.VERSION_CODES.HONEYCOMB_MR2) {
+            sAndroidVersion = AndroidVersion.v4x;
+        } else {
+            sAndroidVersion = AndroidVersion.v3x;
+        }
+    }
+
+    private static void setScreenDimensions() {
+        final DisplayMetrics dm = new DisplayMetrics();
+        sActivity.getWindowManager().getDefaultDisplay().getMetrics(dm);
+
+        sScreenHeight = dm.heightPixels;
+        sScreenWidth = dm.widthPixels;
+    }
+
+    private static void setDeviceType() {
+        sDeviceType = (GeckoAppShell.isTablet() ? Type.TABLET : Type.PHONE);
+    }
+
+    public static int getScreenHeight() {
+        return sScreenHeight;
+    }
+
+    public static int getScreenWidth() {
+        return sScreenWidth;
+    }
+
+    public static AndroidVersion getAndroidVersion() {
+        return sAndroidVersion;
+    }
+
+    public static boolean isPhone() {
+        return (sDeviceType == Type.PHONE);
+    }
+
+    public static boolean isTablet() {
+        return (sDeviceType == Type.TABLET);
+    }
+
+    public static void setLandscapeRotation() {
+        sSolo.setActivityOrientation(Solo.LANDSCAPE);
+    }
+
+    public static void setPortraitOrientation() {
+        sSolo.setActivityOrientation(Solo.LANDSCAPE);
+    }
+}