tests/robotests/src/com/android/car/settings/applications/ApplicationPreferenceControllerTest.java

/*
 * Copyright (C) 2018 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.car.settings.applications;

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

import static org.mockito.Mockito.spy;
import static org.testng.Assert.assertThrows;

import android.content.Context;

import androidx.lifecycle.Lifecycle;

import com.android.car.settings.common.PreferenceControllerTestHelper;
import com.android.car.ui.preference.CarUiPreference;
import com.android.settingslib.applications.ApplicationsState;

import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.robolectric.RobolectricTestRunner;
import org.robolectric.RuntimeEnvironment;

@RunWith(RobolectricTestRunner.class)
public class ApplicationPreferenceControllerTest {
    private static final String PACKAGE_NAME = "Test Package Name";

    private CarUiPreference mPreference;
    private PreferenceControllerTestHelper<ApplicationPreferenceController>
            mPreferenceControllerHelper;
    private ApplicationPreferenceController mController;
    @Mock
    private ApplicationsState mMockAppState;
    @Mock
    private ApplicationsState.AppEntry mMockAppEntry;

    @Before
    public void setUp() {
        MockitoAnnotations.initMocks(this);
        Context context = spy(RuntimeEnvironment.application);
        mMockAppEntry.label = PACKAGE_NAME;

        mPreference = new CarUiPreference(context);
        mPreferenceControllerHelper = new PreferenceControllerTestHelper<>(context,
                ApplicationPreferenceController.class);
        mController = mPreferenceControllerHelper.getController();
    }

    @Test
    public void testCheckInitialized_noAppState_throwException() {
        mController.setAppEntry(mMockAppEntry);
        assertThrows(IllegalStateException.class,
                () -> mPreferenceControllerHelper.setPreference(mPreference));
    }

    @Test
    public void testCheckInitialized_noAppEntry_throwException() {
        mController.setAppState(mMockAppState);
        assertThrows(IllegalStateException.class,
                () -> mPreferenceControllerHelper.setPreference(mPreference));
    }

    @Test
    public void testRefreshUi_hasResolveInfo_setTitle() {
        mController.setAppEntry(mMockAppEntry);
        mController.setAppState(mMockAppState);
        mPreferenceControllerHelper.setPreference(mPreference);
        mPreferenceControllerHelper.sendLifecycleEvent(Lifecycle.Event.ON_CREATE);
        mController.refreshUi();
        assertThat(mPreference.getTitle()).isEqualTo(PACKAGE_NAME);
    }
}