Merge "BumbleBluetoothTests: add LeAdvertisingTest instrumentation test" am:...

        "//external/sl4a/Common",

        "//frameworks/opt/wear",

        "//packages/modules/Bluetooth/android/app/tests/unit",

        "//packages/modules/Bluetooth/framework/tests/bumble",

        "//packages/modules/Bluetooth/android/pandora/server",

        "//packages/modules/Bluetooth/service",

        "//packages/modules/Connectivity/nearby/tests/multidevices/clients/test_support/fastpair_provider",

android_test {

    name: "BumbleBluetoothTests",

    defaults: ["framework-bluetooth-tests-defaults"],

    min_sdk_version: "current",

    target_sdk_version: "current",

    libs: [

        "android.test.base",

        "android.test.runner",

        "libprotobuf-java-micro",

    ],

    static_libs: [

        "androidx.test.ext.truth",

        "androidx.test.rules",

        "androidx.core_core",

        "grpc-java-lite",

        "grpc-java-okhttp-client-lite",

        "opencensus-java-contrib-grpc-metrics",

        "pandora_experimental-grpc-java",

        "pandora_experimental-proto-java",

    ],

    // Include all test java files.

    srcs: ["src/**/*.java"],

    data:[":bumble_pandora_server"],

    platform_apis: true,

    test_suites: [

        "device-tests",

    ],

}

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

    package="android.bluetooth" >

    <uses-sdk android:minSdkVersion="21" android:targetSdkVersion="21" />

    <uses-permission android:name="android.permission.BLUETOOTH" />

    <uses-permission android:name="android.permission.INTERNET" />

    <uses-permission android:name="android.permission.LOCAL_MAC_ADDRESS" />

    <application>

        <uses-library android:name="android.test.runner" />

    </application>

    <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"

                     android:targetPackage="android.bluetooth"

                     android:label="Bumble Bluetooth Test"/>

</manifest>

<?xml version="1.0" encoding="utf-8"?>

<!--

  ~ Copyright (C) 2020 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.

  -->

<configuration description="Bumble bluetooth tests.">

    <target_preparer class="com.android.tradefed.targetprep.suite.SuiteApkInstaller">

        <option name="cleanup-apks" value="true" />

        <option name="test-file-name" value="BumbleBluetoothTests.apk" />

        <option name="install-arg" value="-g" />

    </target_preparer>

    <target_preparer class="com.android.tradefed.targetprep.PythonVirtualenvPreparer">

        <option name="dep-module" value="grpcio==1.51.1" />

        <option name="dep-module" value="cryptography==35" />

    </target_preparer>

    <target_preparer class="com.android.tradefed.targetprep.RunHostCommandTargetPreparer">

      <option name="python-virtualenv" value="true"/>

      <option name="host-setup-command" value="adb -s $SERIAL reverse tcp:7999 tcp:7999" />

      <option name="host-background-command"

        value="$EXTRA_FILE(target_testcases)/BumbleBluetoothTests/bumble_pandora_server"/>

      <option name="host-teardown-command" value="adb -s $SERIAL reverse --remove tcp:7999" />

    </target_preparer>

    <target_preparer class="com.android.tradefed.targetprep.RunCommandTargetPreparer">

        <option name="throw-if-cmd-fail" value="true" />

        <option name="run-command" value="cmd bluetooth_manager disable" />

        <option name="run-command" value="cmd bluetooth_manager wait-for-state:STATE_OFF" />

        <option name="run-command" value="cmd bluetooth_manager enable" />

        <option name="run-command" value="cmd bluetooth_manager wait-for-state:STATE_ON" />

    </target_preparer>

    <option name="test-tag" value="BumbleBluetoothTests" />

    <test class="com.android.tradefed.testtype.AndroidJUnitTest" >

        <option name="package" value="android.bluetooth" />

    </test>

    <!-- Only run if the Bluetooth Mainline module is installed. -->

    <object type="module_controller"

            class="com.android.tradefed.testtype.suite.module.MainlineTestModuleController">

        <option name="mainline-module-package-name" value="com.android.btservices" />

        <option name="mainline-module-package-name" value="com.google.android.btservices" />

    </object>

</configuration>

package android.bluetooth;

import android.bluetooth.BluetoothAdapter;

import android.bluetooth.BluetoothManager;

import android.bluetooth.Utils;

import android.bluetooth.le.AdvertiseData;

import android.bluetooth.le.AdvertisingSet;

import android.bluetooth.le.AdvertisingSetCallback;

import android.bluetooth.le.AdvertisingSetParameters;

import android.bluetooth.le.BluetoothLeAdvertiser;

import android.util.Log;

import androidx.core.util.Pair;

import androidx.test.core.app.ApplicationProvider;

import androidx.test.filters.SmallTest;

import androidx.test.platform.app.InstrumentationRegistry;

import androidx.test.runner.AndroidJUnit4;

import static com.google.common.truth.Truth.assertThat;

import com.google.protobuf.Empty;

import io.grpc.Context.CancellableContext;

import io.grpc.Deadline;

import io.grpc.ManagedChannel;

import io.grpc.okhttp.OkHttpChannelBuilder;

import io.grpc.stub.StreamObserver;

import java.util.concurrent.CompletableFuture;

import java.util.concurrent.TimeUnit;

import org.junit.After;

import org.junit.Before;

import org.junit.BeforeClass;

import org.junit.Test;

import org.junit.runner.RunWith;

import pandora.HostGrpc;

import pandora.HostProto.ScanRequest;

import pandora.HostProto.ScanningResponse;

/**

 * Test cases for {@link AdvertiseManager}.

 */

@RunWith(AndroidJUnit4.class)

public class LeAdvertisingTest {

    private static final String LOG_TAG = "LeAdvertisingTest";

    private static final int TIMEOUT_ADVERTISING_MS = 1000;

    private static ManagedChannel mChannel;

    private static HostGrpc.HostBlockingStub mHostBlockingStub;

    private static HostGrpc.HostStub mHostStub;

    @BeforeClass

    public static void setUpClass() throws Exception {

        InstrumentationRegistry.getInstrumentation().getUiAutomation()

                .adoptShellPermissionIdentity();

    }

    @Before

    public void setUp() throws Exception {

        // FactorReset is killing the server and restart

        // all channel created before the server restarted

        // cannot be reused

        ManagedChannel channel = OkHttpChannelBuilder

              .forAddress("localhost", 7999)

              .usePlaintext()

              .build();

        HostGrpc.HostBlockingStub stub = HostGrpc.newBlockingStub(channel);

        stub.factoryReset(Empty.getDefaultInstance());

        // terminate the channel

        channel.shutdown().awaitTermination(1, TimeUnit.SECONDS);

        // Create a new channel for all successive grpc calls

        mChannel = OkHttpChannelBuilder

              .forAddress("localhost", 7999)

              .usePlaintext()

              .build();

        mHostBlockingStub = HostGrpc.newBlockingStub(mChannel);

        mHostStub = HostGrpc.newStub(mChannel);

        mHostBlockingStub.withWaitForReady().readLocalAddress(Empty.getDefaultInstance());

    }

    @After

    public void tearDown() throws Exception {

        // terminate the channel

        mChannel.shutdown().awaitTermination(1, TimeUnit.SECONDS);

    }

    @Test

    public void advertisingSet() throws Exception {

        ScanningResponse response = startAdvertising()

                                      .thenCompose(advAddressPair -> scanWithBumble(advAddressPair))

                                      .join();

        Log.i(LOG_TAG, "scan response: " + response);

        assertThat(response).isNotNull();

    }

    private CompletableFuture<Pair<String, Integer>> startAdvertising() {

        CompletableFuture<Pair<String, Integer>> future =

            new CompletableFuture<Pair<String, Integer>>();

        android.content.Context context = ApplicationProvider.getApplicationContext();

        BluetoothManager bluetoothManager = context.getSystemService(BluetoothManager.class);

        BluetoothAdapter bluetoothAdapter = bluetoothManager.getAdapter();

        // Start advertising

        BluetoothLeAdvertiser leAdvertiser = bluetoothAdapter.getBluetoothLeAdvertiser();

        AdvertisingSetParameters parameters = new AdvertisingSetParameters.Builder().

             setOwnAddressType(AdvertisingSetParameters.ADDRESS_TYPE_RANDOM).build();

        AdvertiseData advertiseData = new AdvertiseData.Builder().build();

        AdvertiseData scanResponse = new AdvertiseData.Builder().build();

        AdvertisingSetCallback advertisingSetCallback = new AdvertisingSetCallback() {

            @Override

            public void onAdvertisingSetStarted(AdvertisingSet advertisingSet, int txPower,

                    int status) {

                Log.i(LOG_TAG, "onAdvertisingSetStarted " + " txPower:" + txPower

                    + " status:" + status);

                advertisingSet.enableAdvertising(true, TIMEOUT_ADVERTISING_MS, 0);

            }

            @Override

            public void onOwnAddressRead(AdvertisingSet advertisingSet, int addressType,

                    String address) {

                Log.i(LOG_TAG, "onOwnAddressRead " + " addressType:" + addressType

                    + " address:" + address);

                future.complete(new Pair<String, Integer>(address, addressType));

            }

            @Override

            public void onAdvertisingEnabled(AdvertisingSet advertisingSet, boolean enabled,

                    int status) {

                Log.i(LOG_TAG, "onAdvertisingEnabled " + " enabled:" + enabled

                        + " status:" + status);

                advertisingSet.getOwnAddress();

            }

        };

        leAdvertiser.startAdvertisingSet(parameters, advertiseData, scanResponse,

          null, null, 0, 0, advertisingSetCallback);

        return future;

    }

    private CompletableFuture<ScanningResponse> scanWithBumble(Pair<String, Integer> addressPair) {

        final CompletableFuture<ScanningResponse> future =

            new CompletableFuture<ScanningResponse>();

        CancellableContext withCancellation = io.grpc.Context.current().withCancellation();

        String address = addressPair.first;

        int addressType = addressPair.second;

        ScanRequest request = ScanRequest.newBuilder().build();

        StreamObserver<ScanningResponse> responseObserver = new StreamObserver<ScanningResponse>(){

            public void onNext(ScanningResponse response) {

                String addr = "";

                if (addressType == AdvertisingSetParameters.ADDRESS_TYPE_PUBLIC) {

                    addr = Utils.addressStringFromByteString(response.getPublic());

                }

                else {

                    addr = Utils.addressStringFromByteString(response.getRandom());

                }

                Log.i(LOG_TAG,"scan observer: scan response address: " + addr);

                if (addr.equals(address)) {

                    future.complete(response);

                }

            }

            @Override

            public void onError(Throwable e) {

                Log.e(LOG_TAG,"scan observer: on error " + e);

                future.completeExceptionally(e);

            }

            @Override

            public void onCompleted() {

                Log.i(LOG_TAG,"scan observer: on completed");

                future.complete(null);

            }

        };

        Deadline initialDeadline = Deadline.after(TIMEOUT_ADVERTISING_MS, TimeUnit.MILLISECONDS);

        withCancellation.run(() -> mHostStub.withDeadline(initialDeadline)

            .scan(request, responseObserver));

        return future.whenComplete((input, exception) -> {

            withCancellation.cancel(null);

        });

    }

}