Re-added HsumBootUserInitializerTest.

/*

 * Copyright (C) 2025 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.pm;

import static com.android.dx.mockito.inline.extended.ExtendedMockito.doReturn;

import android.content.ContentResolver;

import android.os.UserManager;

import android.util.Log;

import com.android.modules.utils.testing.ExtendedMockitoRule;

import com.android.server.am.ActivityManagerService;

import com.google.common.truth.Expect;

import org.junit.Rule;

import org.junit.Test;

import org.mockito.Mock;

public final class HsumBootUserInitializerTest {

    private static final String TAG = HsumBootUserInitializerTest.class.getSimpleName();

    @Rule

    public final Expect expect = Expect.create();

    @Rule

    public final ExtendedMockitoRule extendedMockito = new ExtendedMockitoRule.Builder(this)

            .mockStatic(UserManager.class)

            .build();

    @Mock

    private UserManagerService mMockUms;

    @Mock

    private ActivityManagerService mMockAms;

    @Mock

    private PackageManagerService mMockPms;

    @Mock

    private ContentResolver mMockContentResolver;

    @Test

    public void testCreateInstance_hsum() {

        mockIsHsum(true);

        var instance = HsumBootUserInitializer.createInstance(mMockUms, mMockAms, mMockPms,

                mMockContentResolver,

                /* shouldDesignateMainUser= */ false, /* shouldDesignateMainUser= */ false);

        expect.withMessage("result of createInstance()").that(instance).isNotNull();

    }

    @Test

    public void testCreateInstance_nonHsum() {

        mockIsHsum(false);

        var instance = HsumBootUserInitializer.createInstance(mMockUms, mMockAms, mMockPms,

                mMockContentResolver,

                /* shouldDesignateMainUser= */ false, /* shouldDesignateMainUser= */ false);

        expect.withMessage("result of createInstance()").that(instance).isNull();

    }

    private void mockIsHsum(boolean value) {

        Log.v(TAG, "mockIsHsum(" + value + ")");

        doReturn(value).when(UserManager::isHeadlessSystemUserMode);

    }

}