Add LeAudioBroadcasterNativeInterfaceTest

/*

 * Copyright 2022 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.bluetooth.le_audio;

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

import static org.mockito.Mockito.verify;

import static org.mockito.Mockito.when;

import android.bluetooth.BluetoothLeAudio;

import android.bluetooth.BluetoothLeAudioCodecConfig;

import android.bluetooth.BluetoothLeBroadcastMetadata;

import androidx.test.runner.AndroidJUnit4;

import org.junit.After;

import org.junit.Before;

import org.junit.Test;

import org.junit.runner.RunWith;

import org.mockito.ArgumentCaptor;

import org.mockito.Mock;

import org.mockito.MockitoAnnotations;

@RunWith(AndroidJUnit4.class)

public class LeAudioBroadcasterNativeInterfaceTest {

    @Mock

    private LeAudioService mMockService;

    private LeAudioBroadcasterNativeInterface mNativeInterface;

    @Before

    public void setUp() throws Exception {

        MockitoAnnotations.initMocks(this);

        when(mMockService.isAvailable()).thenReturn(true);

        LeAudioService.setLeAudioService(mMockService);

        mNativeInterface = LeAudioBroadcasterNativeInterface.getInstance();

    }

    @After

    public void tearDown() {

        LeAudioService.setLeAudioService(null);

    }

    @Test

    public void onBroadcastCreated() {

        int broadcastId = 1;

        boolean success = true;

        mNativeInterface.onBroadcastCreated(broadcastId, success);

        ArgumentCaptor<LeAudioStackEvent> event =

                ArgumentCaptor.forClass(LeAudioStackEvent.class);

        verify(mMockService).messageFromNative(event.capture());

        assertThat(event.getValue().type).isEqualTo(

                LeAudioStackEvent.EVENT_TYPE_BROADCAST_CREATED);

    }

    @Test

    public void onBroadcastDestroyed() {

        int broadcastId = 1;

        mNativeInterface.onBroadcastDestroyed(broadcastId);

        ArgumentCaptor<LeAudioStackEvent> event =

                ArgumentCaptor.forClass(LeAudioStackEvent.class);

        verify(mMockService).messageFromNative(event.capture());

        assertThat(event.getValue().type).isEqualTo(

                LeAudioStackEvent.EVENT_TYPE_BROADCAST_DESTROYED);

    }

    @Test

    public void onBroadcastStateChanged() {

        int broadcastId = 1;

        int state = 0;

        mNativeInterface.onBroadcastStateChanged(broadcastId, state);

        ArgumentCaptor<LeAudioStackEvent> event =

                ArgumentCaptor.forClass(LeAudioStackEvent.class);

        verify(mMockService).messageFromNative(event.capture());

        assertThat(event.getValue().type).isEqualTo(

                LeAudioStackEvent.EVENT_TYPE_BROADCAST_STATE);

    }

    @Test

    public void onBroadcastMetadataChanged() {

        int broadcastId = 1;

        BluetoothLeBroadcastMetadata metadata = null;

        mNativeInterface.onBroadcastMetadataChanged(broadcastId, metadata);

        ArgumentCaptor<LeAudioStackEvent> event =

                ArgumentCaptor.forClass(LeAudioStackEvent.class);

        verify(mMockService).messageFromNative(event.capture());

        assertThat(event.getValue().type).isEqualTo(

                LeAudioStackEvent.EVENT_TYPE_BROADCAST_METADATA_CHANGED);

    }

}