Merge "NsdService: bootstrap unit tests"

tests/net/java/android/net/nsd/NsdServiceTest.java

@@ -0,0 +1,93 @@
+/*
+ * 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 com.android.server;
+
+import static org.mockito.Mockito.when;
+
+import android.os.Handler;
+import android.os.Looper;
+import android.os.Message;
+import android.os.test.TestLooper;
+import android.content.Context;
+import android.content.ContentResolver;
+import android.net.nsd.NsdManager;
+import android.support.test.filters.SmallTest;
+import android.support.test.runner.AndroidJUnit4;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+
+// TODOs:
+//  - test daemon connection
+//  - test client disconnects
+//  - test client can send requests and receive replies
+//  - test NSD_ON ENABLE/DISABLED listening
+@RunWith(AndroidJUnit4.class)
+@SmallTest
+public class NsdServiceTest {
+
+    @Mock Context mContext;
+    @Mock ContentResolver mResolver;
+    @Mock NsdService.NsdSettings mSettings;
+    TestLooper mLooper;
+    TestHandler mHandler;
+
+    @Before
+    public void setUp() throws Exception {
+        MockitoAnnotations.initMocks(this);
+        mLooper = new TestLooper();
+        mHandler = new TestHandler(mLooper.getLooper());
+        when(mContext.getContentResolver()).thenReturn(mResolver);
+    }
+
+    @Test
+    public void testClientsCanConnect() {
+        NsdService service = makeService();
+        NsdManager client1 = connectClient(service);
+        NsdManager client2 = connectClient(service);
+
+        // TODO: disconnect client1
+        // TODO: disconnect client2
+    }
+
+    NsdService makeService() {
+        return new NsdService(mContext, mSettings, mHandler);
+    }
+
+    NsdManager connectClient(NsdService service) {
+        mLooper.startAutoDispatch();
+        NsdManager client = new NsdManager(mContext, service);
+        mLooper.stopAutoDispatch();
+        return client;
+    }
+
+    public static class TestHandler extends Handler {
+        public Message lastMessage;
+
+        TestHandler(Looper looper) {
+            super(looper);
+        }
+
+        @Override
+        public void handleMessage(Message msg) {
+            lastMessage = obtainMessage();
+            lastMessage.copyFrom(msg);
+        }
+    }
+}