Move DhcpServer to NetworkStack app

Test: atest FrameworksNetTests && atest NetworkStackTests
Bug: b/112869080

Change-Id: I96c40e63e9ceb37b67705bdd4d120307e114715b
diff --git a/tests/Android.bp b/tests/Android.bp
new file mode 100644
index 0000000..bd7ff2a
--- /dev/null
+++ b/tests/Android.bp
@@ -0,0 +1,35 @@
+//
+// Copyright (C) 2018 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.
+//
+
+android_test {
+    name: "NetworkStackTests",
+    srcs: ["src/**/*.java"],
+    static_libs: [
+        "android-support-test",
+        "mockito-target-extended-minus-junit4",
+        "NetworkStackLib",
+        "testables",
+    ],
+    libs: [
+        "android.test.runner",
+        "android.test.base",
+    ],
+    jni_libs: [
+        // For mockito extended
+        "libdexmakerjvmtiagent",
+        "libstaticjvmtiagent",
+    ]
+}
\ No newline at end of file