diff --git a/tests/net/java/android/net/ip/IpManagerTest.java b/tests/net/java/android/net/ip/IpManagerTest.java
new file mode 100644
index 0000000..b04690e
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+++ b/tests/net/java/android/net/ip/IpManagerTest.java
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2017 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.net.ip;
+
+import static org.mockito.Mockito.when;
+
+import android.content.ContentResolver;
+import android.content.Context;
+import android.content.res.Resources;
+import android.os.INetworkManagementService;
+import android.provider.Settings;
+import android.support.test.filters.SmallTest;
+import android.support.test.runner.AndroidJUnit4;
+import android.test.mock.MockContentResolver;
+
+import com.android.internal.util.test.FakeSettingsProvider;
+import com.android.internal.R;
+
+import org.junit.Before;
+import org.junit.runner.RunWith;
+import org.junit.Test;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+
+/**
+ * Tests for IpManager.
+ *
+ * @hide
+ */
+@RunWith(AndroidJUnit4.class)
+@SmallTest
+public class IpManagerTest {
+    @Mock private Context mContext;
+    @Mock private INetworkManagementService mNMService;
+    @Mock private Resources mResources;
+    private MockContentResolver mContentResolver;
+
+    @Before public void setUp() throws Exception {
+        MockitoAnnotations.initMocks(this);
+
+        when(mContext.getResources()).thenReturn(mResources);
+        when(mResources.getInteger(R.integer.config_networkAvoidBadWifi))
+                .thenReturn(0);
+
+        mContentResolver = new MockContentResolver();
+        mContentResolver.addProvider(Settings.AUTHORITY, new FakeSettingsProvider());
+        when(mContext.getContentResolver()).thenReturn(mContentResolver);
+    }
+
+    @Test
+    public void testNullCallbackDoesNotThrow() throws Exception {
+        final IpManager ipm = new IpManager(mContext, "lo", null, mNMService);
+    }
+
+    @Test
+    public void testInvalidInterfaceDoesNotThrow() throws Exception {
+        final IpManager.Callback cb = new IpManager.Callback();
+        final IpManager ipm = new IpManager(mContext, "test_wlan0", cb, mNMService);
+    }
+}