Add BluetoothOppBtEnableActivityTest

import android.widget.TextView;

import android.widget.Toast;

import androidx.annotation.VisibleForTesting;

import com.android.bluetooth.R;

/**

 * This class is designed to show BT enable confirmation dialog;

 */

public class BluetoothOppBtEnableActivity extends AlertActivity {

    private BluetoothOppManager mOppManager;

    @VisibleForTesting

    BluetoothOppManager mOppManager;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

/*

 * Copyright (C) 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.opp;

import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT;

import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED;

import static android.content.pm.PackageManager.DONT_KILL_APP;

import static androidx.test.espresso.Espresso.onView;

import static androidx.test.espresso.action.ViewActions.click;

import static androidx.test.espresso.assertion.ViewAssertions.matches;

import static androidx.test.espresso.intent.Intents.intended;

import static androidx.test.espresso.intent.matcher.IntentMatchers.hasComponent;

import static androidx.test.espresso.matcher.RootMatchers.isDialog;

import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;

import static androidx.test.espresso.matcher.ViewMatchers.withText;

import static org.mockito.Mockito.mock;

import android.content.ComponentName;

import android.content.Context;

import android.content.Intent;

import androidx.test.core.app.ActivityScenario;

import androidx.test.espresso.intent.Intents;

import androidx.test.platform.app.InstrumentationRegistry;

import com.android.bluetooth.R;

import org.junit.After;

import org.junit.Before;

import org.junit.Test;

import org.mockito.MockitoAnnotations;

public class BluetoothOppBtEnableActivityTest {

    Intent mIntent;

    Context mTargetContext;

    @Before

    public void setUp() {

        MockitoAnnotations.initMocks(this);

        mTargetContext = InstrumentationRegistry.getInstrumentation().getTargetContext();

        mIntent = new Intent();

        mIntent.setClass(mTargetContext, BluetoothOppBtEnableActivity.class);

        Intents.init();

        enableActivity(true);

    }

    @After

    public void tearDown() {

        Intents.release();

        enableActivity(false);

    }

    @Test

    public void onCreate_clickOnEnable_launchEnablingActivity() {

        ActivityScenario<BluetoothOppBtEnableActivity> activityScenario = ActivityScenario.launch(

                mIntent);

        activityScenario.onActivity(

                activity -> activity.mOppManager = mock(BluetoothOppManager.class));

        onView(withText(mTargetContext.getText(R.string.bt_enable_ok).toString())).inRoot(

                isDialog()).check(matches(isDisplayed())).perform(click());

        intended(hasComponent(BluetoothOppBtEnablingActivity.class.getName()));

    }

    private void enableActivity(boolean enable) {

        int enabledState = enable ? COMPONENT_ENABLED_STATE_ENABLED

                : COMPONENT_ENABLED_STATE_DEFAULT;

        mTargetContext.getPackageManager().setApplicationEnabledSetting(

                mTargetContext.getPackageName(), enabledState, DONT_KILL_APP);

        ComponentName activityName = new ComponentName(mTargetContext,

                BluetoothOppBtEnableActivity.class);

        mTargetContext.getPackageManager().setComponentEnabledSetting(

                activityName, enabledState, DONT_KILL_APP);

    }

}