package org.robolectric.shadows;

import static android.content.pm.ApplicationInfo.FLAG_ALLOW_BACKUP;
import static android.content.pm.ApplicationInfo.FLAG_ALLOW_CLEAR_USER_DATA;
import static android.content.pm.ApplicationInfo.FLAG_ALLOW_TASK_REPARENTING;
import static android.content.pm.ApplicationInfo.FLAG_DEBUGGABLE;
import static android.content.pm.ApplicationInfo.FLAG_HAS_CODE;
import static android.content.pm.ApplicationInfo.FLAG_RESIZEABLE_FOR_SCREENS;
import static android.content.pm.ApplicationInfo.FLAG_SUPPORTS_LARGE_SCREENS;
import static android.content.pm.ApplicationInfo.FLAG_SUPPORTS_NORMAL_SCREENS;
import static android.content.pm.ApplicationInfo.FLAG_SUPPORTS_SCREEN_DENSITIES;
import static android.content.pm.ApplicationInfo.FLAG_SUPPORTS_SMALL_SCREENS;
import static android.content.pm.ApplicationInfo.FLAG_TEST_ONLY;
import static android.content.pm.ApplicationInfo.FLAG_VM_SAFE_MODE;
import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS;
import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES;
import static android.content.pm.PackageManager.SIGNATURE_FIRST_NOT_SIGNED;
import static android.content.pm.PackageManager.SIGNATURE_MATCH;
import static android.content.pm.PackageManager.SIGNATURE_NEITHER_SIGNED;
import static android.content.pm.PackageManager.SIGNATURE_NO_MATCH;
import static android.content.pm.PackageManager.SIGNATURE_SECOND_NOT_SIGNED;
import static android.content.pm.PackageManager.SIGNATURE_UNKNOWN_PACKAGE;
import static android.content.pm.PackageManager.VERIFICATION_ALLOW;
import static android.os.Build.VERSION_CODES.JELLY_BEAN_MR1;
import static android.os.Build.VERSION_CODES.LOLLIPOP;
import static android.os.Build.VERSION_CODES.M;
import static android.os.Build.VERSION_CODES.N;
import static android.os.Build.VERSION_CODES.N_MR1;
import static android.os.Build.VERSION_CODES.O;
import static org.assertj.core.api.Assertions.assertThat;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import static org.mockito.Mockito.eq;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyZeroInteractions;
import static org.robolectric.Robolectric.setupActivity;
import static org.robolectric.Shadows.shadowOf;

import android.Manifest;
import android.Manifest.permission_group;
import android.app.Activity;
import android.content.ComponentName;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.ActivityInfo;
import android.content.pm.ApplicationInfo;
import android.content.pm.FeatureInfo;
import android.content.pm.IPackageDeleteObserver;
import android.content.pm.IPackageStatsObserver;
import android.content.pm.PackageInfo;
import android.content.pm.PackageInstaller;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.pm.PackageParser.Package;
import android.content.pm.PackageParser.PermissionGroup;
import android.content.pm.PackageStats;
import android.content.pm.PathPermission;
import android.content.pm.PermissionGroupInfo;
import android.content.pm.PermissionInfo;
import android.content.pm.ProviderInfo;
import android.content.pm.ResolveInfo;
import android.content.pm.ServiceInfo;
import android.content.pm.Signature;
import android.content.res.XmlResourceParser;
import android.graphics.Color;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.net.Uri;
import android.os.Bundle;
import com.google.common.base.Function;
import com.google.common.collect.Iterables;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import javax.annotation.Nullable;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TemporaryFolder;
import org.junit.runner.RunWith;
import org.mockito.ArgumentCaptor;
import org.robolectric.R;
import org.robolectric.Robolectric;
import org.robolectric.RobolectricTestRunner;
import org.robolectric.RuntimeEnvironment;
import org.robolectric.annotation.Config;

@RunWith(RobolectricTestRunner.class)
public class ShadowPackageManagerTest {

  private static final String TEST_PACKAGE_NAME = "com.some.other.package";
  private static final String TEST_PACKAGE_LABEL = "My Little App";
  private static final String TEST_APP_PATH = "/values/app/application.apk";
  private static final String TEST_PACKAGE2_NAME = "com.a.second.package";
  private static final String TEST_PACKAGE2_LABEL = "A Second App";
  private static final String TEST_APP2_PATH = "/values/app/application2.apk";
  protected ShadowPackageManager shadowPackageManager;
  @Rule
  public TemporaryFolder temporaryFolder = new TemporaryFolder();
  private PackageManager packageManager;

  private final ArgumentCaptor<PackageStats> packageStatsCaptor = ArgumentCaptor.forClass(PackageStats.class);

  @Before
  public void setUp() {
    packageManager = RuntimeEnvironment.application.getPackageManager();
    shadowPackageManager = shadowOf(packageManager);
  }

  @Test
  @Config(minSdk = LOLLIPOP)
  public void packageInstallerCreateSession() throws Exception {
    PackageInstaller packageInstaller = RuntimeEnvironment.application.getPackageManager().getPackageInstaller();
    int sessionId = packageInstaller.createSession(createSessionParams("packageName"));

    PackageInstaller.SessionInfo sessionInfo = packageInstaller.getSessionInfo(sessionId);
    assertThat(sessionInfo.isActive()).isTrue();

    assertThat(sessionInfo.appPackageName).isEqualTo("packageName");

    packageInstaller.abandonSession(sessionId);

    assertThat(packageInstaller.getSessionInfo(sessionId)).isNull();
  }

  @Test
  @Config(minSdk = LOLLIPOP)
  public void packageInstallerOpenSession() throws Exception {
    PackageInstaller packageInstaller = RuntimeEnvironment.application.getPackageManager().getPackageInstaller();
    int sessionId = packageInstaller.createSession(createSessionParams("packageName"));

    PackageInstaller.Session session = packageInstaller.openSession(sessionId);

    assertThat(session).isNotNull();
  }

  private static PackageInstaller.SessionParams createSessionParams(String appPackageName) {
    PackageInstaller.SessionParams params = new PackageInstaller.SessionParams(PackageInstaller.SessionParams.MODE_FULL_INSTALL);
    params.setAppPackageName(appPackageName);
    return params;
  }

  @Test
  public void packageInstallerAndGetPackageArchiveInfo() {
    ApplicationInfo appInfo = new ApplicationInfo();
    appInfo.flags = 0;
    appInfo.packageName = TEST_PACKAGE_NAME;
    appInfo.sourceDir = TEST_APP_PATH;
    appInfo.name = TEST_PACKAGE_LABEL;

    PackageInfo packageInfo = new PackageInfo();
    packageInfo.packageName = TEST_PACKAGE_NAME;
    packageInfo.applicationInfo = appInfo;
    shadowPackageManager.addPackage(packageInfo);

    PackageInfo packageInfoResult = shadowPackageManager.getPackageArchiveInfo(TEST_APP_PATH, 0);
    assertThat(packageInfoResult).isNotNull();
    ApplicationInfo applicationInfo = packageInfoResult.applicationInfo;
    assertThat(applicationInfo).isInstanceOf(ApplicationInfo.class);
    assertThat(applicationInfo.packageName).isEqualTo(TEST_PACKAGE_NAME);
    assertThat(applicationInfo.sourceDir).isEqualTo(TEST_APP_PATH);
  }

  @Test
  public void applicationFlags() throws Exception {
    int flags = packageManager.getApplicationInfo("org.robolectric", 0).flags;
    assertThat((flags & FLAG_ALLOW_BACKUP)).isEqualTo(FLAG_ALLOW_BACKUP);
    assertThat((flags & FLAG_ALLOW_CLEAR_USER_DATA)).isEqualTo(FLAG_ALLOW_CLEAR_USER_DATA);
    assertThat((flags & FLAG_ALLOW_TASK_REPARENTING)).isEqualTo(FLAG_ALLOW_TASK_REPARENTING);
    assertThat((flags & FLAG_DEBUGGABLE)).isEqualTo(FLAG_DEBUGGABLE);
    assertThat((flags & FLAG_HAS_CODE)).isEqualTo(FLAG_HAS_CODE);
    assertThat((flags & FLAG_RESIZEABLE_FOR_SCREENS)).isEqualTo(FLAG_RESIZEABLE_FOR_SCREENS);
    assertThat((flags & FLAG_SUPPORTS_LARGE_SCREENS)).isEqualTo(FLAG_SUPPORTS_LARGE_SCREENS);
    assertThat((flags & FLAG_SUPPORTS_NORMAL_SCREENS)).isEqualTo(FLAG_SUPPORTS_NORMAL_SCREENS);
    assertThat((flags & FLAG_SUPPORTS_SCREEN_DENSITIES)).isEqualTo(FLAG_SUPPORTS_SCREEN_DENSITIES);
    assertThat((flags & FLAG_SUPPORTS_SMALL_SCREENS)).isEqualTo(FLAG_SUPPORTS_SMALL_SCREENS);
    assertThat((flags & FLAG_TEST_ONLY)).isEqualTo(FLAG_TEST_ONLY);
    assertThat((flags & FLAG_VM_SAFE_MODE)).isEqualTo(FLAG_VM_SAFE_MODE);
  }

  @Test
  public void testCheckPermissions() throws Exception {
    assertEquals(PackageManager.PERMISSION_GRANTED, packageManager.checkPermission("android.permission.INTERNET", RuntimeEnvironment.application.getPackageName()));
    assertEquals(PackageManager.PERMISSION_GRANTED, packageManager.checkPermission("android.permission.SYSTEM_ALERT_WINDOW", RuntimeEnvironment.application.getPackageName()));
    assertEquals(PackageManager.PERMISSION_GRANTED, packageManager.checkPermission("android.permission.GET_TASKS", RuntimeEnvironment.application.getPackageName()));

    assertEquals(PackageManager.PERMISSION_DENIED, packageManager.checkPermission("android.permission.ACCESS_FINE_LOCATION", RuntimeEnvironment.application.getPackageName()));
    assertEquals(PackageManager.PERMISSION_DENIED, packageManager.checkPermission("android.permission.ACCESS_FINE_LOCATION", "random-package"));
  }

  @Test
  public void testQueryBroadcastReceiverSucceeds() {
    Intent intent = new Intent("org.robolectric.ACTION_RECEIVER_PERMISSION_PACKAGE");
    intent.setPackage(RuntimeEnvironment.application.getPackageName());

    List<ResolveInfo> receiverInfos = packageManager.queryBroadcastReceivers(intent, PackageManager.GET_INTENT_FILTERS);
    assertThat(receiverInfos).isNotEmpty();
    assertThat(receiverInfos.get(0).activityInfo.name)
        .isEqualTo("org.robolectric.ConfigTestReceiverPermissionsAndActions");
    assertThat(receiverInfos.get(0).activityInfo.permission)
        .isEqualTo("org.robolectric.CUSTOM_PERM");
    assertThat(receiverInfos.get(0).filter.getAction(0))
        .isEqualTo("org.robolectric.ACTION_RECEIVER_PERMISSION_PACKAGE");
  }

  @Test
  public void testQueryBroadcastReceiverFailsForMissingPackageName() {
    Intent intent = new Intent("org.robolectric.ACTION_ONE_MORE_PACKAGE");
    List<ResolveInfo> receiverInfos = packageManager.queryBroadcastReceivers(intent, PackageManager.GET_INTENT_FILTERS);
    assertTrue(receiverInfos.size() == 0);
  }

  @Test
  public void testQueryBroadcastReceiver_matchAllWithoutIntentFilter() {
    Intent intent = new Intent();
    intent.setPackage(RuntimeEnvironment.application.getPackageName());
    List<ResolveInfo> receiverInfos = packageManager.queryBroadcastReceivers(intent, PackageManager.GET_INTENT_FILTERS);
    assertThat(receiverInfos).hasSize(7);

    for (ResolveInfo receiverInfo : receiverInfos) {
      assertThat(receiverInfo.activityInfo.name)
          .isNotEqualTo("com.bar.ReceiverWithoutIntentFilter");
    }
  }

  @Test
  public void testGetPackageInfo_ForReceiversSucceeds() throws Exception {
    PackageInfo receiverInfos = packageManager.getPackageInfo(RuntimeEnvironment.application.getPackageName(), PackageManager.GET_RECEIVERS);

    assertThat(receiverInfos.receivers).isNotEmpty();
    assertThat(receiverInfos.receivers[0].name).isEqualTo("org.robolectric.ConfigTestReceiver.InnerReceiver");
    assertThat(receiverInfos.receivers[0].permission).isEqualTo("com.ignored.PERM");
  }

  public static class ActivityWithConfigChanges extends Activity { }

  @Test
  public void getActivityMetaData_configChanges() throws Exception {
    Activity activity = setupActivity(ShadowPackageManagerTest.ActivityWithConfigChanges.class);

    ActivityInfo activityInfo = activity.getPackageManager().getActivityInfo(activity.getComponentName(), 0);

    int configChanges = activityInfo.configChanges;
    assertThat(configChanges & ActivityInfo.CONFIG_SCREEN_LAYOUT).isEqualTo(ActivityInfo.CONFIG_SCREEN_LAYOUT);
    assertThat(configChanges & ActivityInfo.CONFIG_ORIENTATION).isEqualTo(ActivityInfo.CONFIG_ORIENTATION);

    // Spot check a few other possible values that shouldn't be in the flags.
    assertThat(configChanges & ActivityInfo.CONFIG_FONT_SCALE).isZero();
    assertThat(configChanges & ActivityInfo.CONFIG_SCREEN_SIZE).isZero();
  }

  /** MCC + MNC are always present in config changes since Oreo. */
  @Test
  @Config(minSdk = O)
  public void getActivityMetaData_configChangesAlwaysIncludesMccAndMnc() throws Exception {
    Activity activity = setupActivity(ShadowPackageManagerTest.ActivityWithConfigChanges.class);

    ActivityInfo activityInfo =
        activity.getPackageManager().getActivityInfo(activity.getComponentName(), 0);

    int configChanges = activityInfo.configChanges;
    assertThat(configChanges & ActivityInfo.CONFIG_MCC).isEqualTo(ActivityInfo.CONFIG_MCC);
    assertThat(configChanges & ActivityInfo.CONFIG_MNC).isEqualTo(ActivityInfo.CONFIG_MNC);
  }

  @Test
  public void getPermissionInfo_withMinimalFields() throws Exception {
    PermissionInfo permission =
        packageManager.getPermissionInfo("org.robolectric.permission_with_minimal_fields", 0);
    assertThat(permission.labelRes).isEqualTo(0);
    assertThat(permission.descriptionRes).isEqualTo(0);
    assertThat(permission.protectionLevel).isEqualTo(PermissionInfo.PROTECTION_NORMAL);
  }

  @Test
  public void getPermissionInfo_addedPermissions() throws Exception {
    PermissionInfo permissionInfo = new PermissionInfo();
    permissionInfo.name = "manually_added_permission";
    shadowPackageManager.addPermissionInfo(permissionInfo);
    PermissionInfo permission = packageManager.getPermissionInfo("manually_added_permission", 0);
    assertThat(permission.name).isEqualTo("manually_added_permission");
  }

  @Test
  public void getPermissionGroupInfo_fromManifest() throws Exception {
    PermissionGroupInfo permissionGroupInfo =
        RuntimeEnvironment.application
            .getPackageManager()
            .getPermissionGroupInfo("org.robolectric.package_permission_group", 0);
    assertThat(permissionGroupInfo.name).isEqualTo("org.robolectric.package_permission_group");
  }

  @Test
  public void getPermissionGroupInfo_extraPermissionGroup() throws Exception {
    PermissionGroupInfo newCameraPermission = new PermissionGroupInfo();
    newCameraPermission.name = permission_group.CAMERA;
    shadowPackageManager.addPermissionGroupInfo(newCameraPermission);

    assertThat(packageManager.getPermissionGroupInfo(permission_group.CAMERA, 0).name)
        .isEqualTo(newCameraPermission.name);
  }

  @Test
  public void getAllPermissionGroups_fromManifest() throws Exception {
    List<PermissionGroupInfo> allPermissionGroups = packageManager.getAllPermissionGroups(0);
    assertThat(allPermissionGroups).hasSize(1);
    assertThat(allPermissionGroups.get(0).name).isEqualTo("org.robolectric.package_permission_group");
  }

  @Test
  public void getAllPermissionGroups_duplicateInExtraPermissions() throws Exception {
    assertThat(packageManager.getAllPermissionGroups(0)).hasSize(1);

    PermissionGroupInfo overriddenPermission = new PermissionGroupInfo();
    overriddenPermission.name = "org.robolectric.package_permission_group";
    shadowPackageManager.addPermissionGroupInfo(overriddenPermission);
    PermissionGroupInfo newCameraPermission = new PermissionGroupInfo();
    newCameraPermission.name = permission_group.CAMERA;
    shadowPackageManager.addPermissionGroupInfo(newCameraPermission);

    List<PermissionGroupInfo> allPermissionGroups = packageManager.getAllPermissionGroups(0);
    assertThat(allPermissionGroups).hasSize(2);
  }

  @Test
  public void getAllPermissionGroups_duplicatePermission() throws Exception {
    assertThat(packageManager.getAllPermissionGroups(0)).hasSize(1);

    // Package 1
    Package pkg = new Package(TEST_PACKAGE_NAME);
    ApplicationInfo appInfo = pkg.applicationInfo;
    appInfo.flags = 0;
    appInfo.packageName = TEST_PACKAGE_NAME;
    appInfo.sourceDir = TEST_APP_PATH;
    appInfo.name = TEST_PACKAGE_LABEL;
    PermissionGroupInfo contactsPermissionGroupInfoApp1 = new PermissionGroupInfo();
    contactsPermissionGroupInfoApp1.name = Manifest.permission_group.CONTACTS;
    PermissionGroup contactsPermissionGroupApp1 = new PermissionGroup(pkg, contactsPermissionGroupInfoApp1);
    pkg.permissionGroups.add(contactsPermissionGroupApp1);
    PermissionGroupInfo storagePermissionGroupInfoApp1 = new PermissionGroupInfo();
    storagePermissionGroupInfoApp1.name = permission_group.STORAGE;
    PermissionGroup storagePermissionGroupApp1 = new PermissionGroup(pkg, storagePermissionGroupInfoApp1);
    pkg.permissionGroups.add(storagePermissionGroupApp1);

    shadowPackageManager.addPackage(pkg);

    // Package 2, contains one permission group that is the same
    Package pkg2 = new Package(TEST_PACKAGE2_NAME);
    ApplicationInfo appInfo2 = pkg2.applicationInfo;
    appInfo2.flags = 0;
    appInfo2.packageName = TEST_PACKAGE2_NAME;
    appInfo2.sourceDir = TEST_APP2_PATH;
    appInfo2.name = TEST_PACKAGE2_LABEL;
    PermissionGroupInfo contactsPermissionGroupInfoApp2 = new PermissionGroupInfo();
    contactsPermissionGroupInfoApp2.name = Manifest.permission_group.CONTACTS;
    PermissionGroup contactsPermissionGroupApp2 = new PermissionGroup(pkg2, contactsPermissionGroupInfoApp2);
    pkg2.permissionGroups.add(contactsPermissionGroupApp2);
    PermissionGroupInfo calendarPermissionGroupInfoApp2 = new PermissionGroupInfo();
    calendarPermissionGroupInfoApp2.name = permission_group.CALENDAR;
    PermissionGroup calendarPermissionGroupApp2 = new PermissionGroup(pkg2, calendarPermissionGroupInfoApp2);
    pkg2.permissionGroups.add(calendarPermissionGroupApp2);

    shadowPackageManager.addPackage(pkg2);

    // Make sure that the duplicate permission group does not show up in the list
    // Total list should be: contacts, storage, calendar, "org.robolectric.package_permission_group"
    List<PermissionGroupInfo> allPermissionGroups = packageManager.getAllPermissionGroups(0);
    assertThat(allPermissionGroups).hasSize(4);
  }

  @Test
  public void getPackageArchiveInfo() {
    ApplicationInfo appInfo = new ApplicationInfo();
    appInfo.flags = 0;
    appInfo.packageName = TEST_PACKAGE_NAME;
    appInfo.sourceDir = TEST_APP_PATH;
    appInfo.name = TEST_PACKAGE_LABEL;

    PackageInfo packageInfo = new PackageInfo();
    packageInfo.packageName = TEST_PACKAGE_NAME;
    packageInfo.applicationInfo = appInfo;
    shadowPackageManager.addPackage(packageInfo);

    PackageInfo packageInfoResult = shadowPackageManager.getPackageArchiveInfo(TEST_APP_PATH, 0);
    assertThat(packageInfoResult).isNotNull();
    ApplicationInfo applicationInfo = packageInfoResult.applicationInfo;
    assertThat(applicationInfo).isInstanceOf(ApplicationInfo.class);
    assertThat(applicationInfo.packageName).isEqualTo(TEST_PACKAGE_NAME);
    assertThat(applicationInfo.sourceDir).isEqualTo(TEST_APP_PATH);
  }

  @Test
  public void getApplicationInfo_ThisApplication() throws Exception {
    ApplicationInfo info = packageManager.getApplicationInfo(RuntimeEnvironment.application.getPackageName(), 0);
    assertThat(info).isNotNull();
    assertThat(info.packageName).isEqualTo(RuntimeEnvironment.application.getPackageName());
  }

  @Test
  public void getApplicationInfo_uninstalledApplication_includeUninstalled() throws Exception {
    shadowPackageManager.setApplicationEnabledSetting(RuntimeEnvironment.application.getPackageName(), COMPONENT_ENABLED_STATE_DISABLED, 0);
    ApplicationInfo info = packageManager.getApplicationInfo(RuntimeEnvironment.application.getPackageName(), MATCH_UNINSTALLED_PACKAGES);
    assertThat(info).isNotNull();
    assertThat(info.packageName).isEqualTo(RuntimeEnvironment.application.getPackageName());
  }

  @Test
  public void getApplicationInfo_uninstalledApplication_dontIncludeUninstalled() throws Exception {
    shadowPackageManager.setApplicationEnabledSetting(RuntimeEnvironment.application.getPackageName(), COMPONENT_ENABLED_STATE_DISABLED, 0);

    try {
      packageManager.getApplicationInfo(RuntimeEnvironment.application.getPackageName(), 0);
      fail("PackageManager.NameNotFoundException not thrown");
    } catch (PackageManager.NameNotFoundException e) {
      // expected
    }
  }

  @Test
  public void getApplicationInfo_disabledApplication_includeDisabled() throws Exception {
    shadowPackageManager.setApplicationEnabledSetting(
        RuntimeEnvironment.application.getPackageName(), COMPONENT_ENABLED_STATE_DISABLED, 0);
    ApplicationInfo info = packageManager.getApplicationInfo(
        RuntimeEnvironment.application.getPackageName(), MATCH_DISABLED_COMPONENTS);
    assertThat(info).isNotNull();
    assertThat(info.packageName).isEqualTo(RuntimeEnvironment.application.getPackageName());
  }

  @Test(expected = PackageManager.NameNotFoundException.class)
  public void getApplicationInfo_whenUnknown_shouldThrowNameNotFoundException() throws Exception {
    try {
      packageManager.getApplicationInfo("unknown_package", 0);
      fail("should have thrown NameNotFoundException");
    } catch (PackageManager.NameNotFoundException e) {
      assertThat(e.getMessage()).contains("unknown_package");
      throw e;
    }
  }

  @Test
  public void getApplicationInfo_OtherApplication() throws Exception {
    PackageInfo packageInfo = new PackageInfo();
    packageInfo.packageName = TEST_PACKAGE_NAME;
    packageInfo.applicationInfo = new ApplicationInfo();
    packageInfo.applicationInfo.packageName = TEST_PACKAGE_NAME;
    packageInfo.applicationInfo.name = TEST_PACKAGE_LABEL;
    shadowPackageManager.addPackage(packageInfo);

    ApplicationInfo info = packageManager.getApplicationInfo(TEST_PACKAGE_NAME, 0);
    assertThat(info).isNotNull();
    assertThat(info.packageName).isEqualTo(TEST_PACKAGE_NAME);
    assertThat(packageManager.getApplicationLabel(info).toString()).isEqualTo(TEST_PACKAGE_LABEL);
  }

  @Test
  public void removePackage_shouldHideItFromGetApplicationInfo() {
    PackageInfo packageInfo = new PackageInfo();
    packageInfo.packageName = TEST_PACKAGE_NAME;
    packageInfo.applicationInfo = new ApplicationInfo();
    packageInfo.applicationInfo.packageName = TEST_PACKAGE_NAME;
    packageInfo.applicationInfo.name = TEST_PACKAGE_LABEL;
    shadowPackageManager.addPackage(packageInfo);
    shadowPackageManager.removePackage(TEST_PACKAGE_NAME);

    try {
      packageManager.getApplicationInfo(TEST_PACKAGE_NAME, 0);
      fail("NameNotFoundException not thrown");
    } catch (NameNotFoundException e) {
      // expected
    }
  }

  @Test
  public void queryIntentActivities_EmptyResult() throws Exception {
    Intent i = new Intent(Intent.ACTION_APP_ERROR, null);
    i.addCategory(Intent.CATEGORY_APP_BROWSER);

    List<ResolveInfo> activities = packageManager.queryIntentActivities(i, 0);
    assertThat(activities).isEmpty();
  }

  @Test
  public void queryIntentActivities_Match() throws Exception {
    Intent i = new Intent(Intent.ACTION_MAIN, null);
    i.addCategory(Intent.CATEGORY_LAUNCHER);

    ResolveInfo info = new ResolveInfo();
    info.nonLocalizedLabel = TEST_PACKAGE_LABEL;

    shadowPackageManager.addResolveInfoForIntent(i, info);

    List<ResolveInfo> activities = packageManager.queryIntentActivities(i, 0);
    assertThat(activities).isNotNull();
    assertThat(activities).hasSize(1);
    assertThat(activities.get(0).nonLocalizedLabel.toString()).isEqualTo(TEST_PACKAGE_LABEL);
  }

  @Test
  @Config(minSdk = JELLY_BEAN_MR1)
  public void queryIntentActivitiesAsUser_EmptyResult() throws Exception {
    Intent i = new Intent(Intent.ACTION_APP_ERROR, null);
    i.addCategory(Intent.CATEGORY_APP_BROWSER);

    List<ResolveInfo> activities = packageManager.queryIntentActivitiesAsUser(i, 0, -1);
    assertThat(activities).isEmpty();
  }

  @Test
  @Config(minSdk = JELLY_BEAN_MR1)
  public void queryIntentActivitiesAsUser_Match() throws Exception {
    Intent i = new Intent(Intent.ACTION_MAIN, null);
    i.addCategory(Intent.CATEGORY_LAUNCHER);

    ResolveInfo info = new ResolveInfo();
    info.nonLocalizedLabel = TEST_PACKAGE_LABEL;

    shadowPackageManager.addResolveInfoForIntent(i, info);

    List<ResolveInfo> activities = packageManager.queryIntentActivitiesAsUser(i, 0, -1);
    assertThat(activities).isNotNull();
    assertThat(activities).hasSize(1);
    assertThat(activities.get(0).nonLocalizedLabel.toString()).isEqualTo(TEST_PACKAGE_LABEL);
  }

  @Test
  public void queryIntentActivities_launcher() {
    Intent intent = new Intent(Intent.ACTION_MAIN);
    intent.addCategory(Intent.CATEGORY_LAUNCHER);

    List<ResolveInfo> resolveInfos =
        packageManager.queryIntentActivities(intent, PackageManager.MATCH_ALL);
    assertThat(resolveInfos).hasSize(1);

    assertThat(resolveInfos.get(0).activityInfo.name)
        .isEqualTo("org.robolectric.shadows.TestActivityAlias");
    assertThat(resolveInfos.get(0).activityInfo.targetActivity)
        .isEqualTo("org.robolectric.shadows.TestActivity");
  }

  @Test
  public void queryIntentActivities_MatchSystemOnly() throws Exception {
    Intent i = new Intent(Intent.ACTION_MAIN, null);
    i.addCategory(Intent.CATEGORY_LAUNCHER);

    ResolveInfo info1 = ShadowResolveInfo.newResolveInfo(TEST_PACKAGE_LABEL, TEST_PACKAGE_NAME);
    ResolveInfo info2 = ShadowResolveInfo.newResolveInfo("System App", "system.launcher");
    info2.activityInfo.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM;
    info2.nonLocalizedLabel = "System App";

    shadowPackageManager.addResolveInfoForIntent(i, info1);
    shadowPackageManager.addResolveInfoForIntent(i, info2);

    List<ResolveInfo> activities = packageManager.queryIntentActivities(i, PackageManager.MATCH_SYSTEM_ONLY);
    assertThat(activities).isNotNull();
    assertThat(activities).hasSize(1);
    assertThat(activities.get(0).nonLocalizedLabel.toString()).isEqualTo("System App");
  }

  @Test
  public void queryIntentActivities_EmptyResultWithNoMatchingImplicitIntents() throws Exception {
    Intent i = new Intent(Intent.ACTION_MAIN, null);
    i.addCategory(Intent.CATEGORY_LAUNCHER);
    i.setDataAndType(Uri.parse("content://testhost1.com:1/testPath/test.jpeg"), "image/jpeg");

    List<ResolveInfo> activities = packageManager.queryIntentActivities(i, 0);
    assertThat(activities).isEmpty();
  }

  @Test
  public void queryIntentActivities_MatchWithExplicitIntent() throws Exception {
    Intent i = new Intent();
    i.setClassName(RuntimeEnvironment.application, "org.robolectric.shadows.TestActivity");

    List<ResolveInfo> activities = packageManager.queryIntentActivities(i, 0);
    assertThat(activities).isNotNull();
    assertThat(activities).hasSize(1);
    assertThat(activities.get(0).resolvePackageName).isEqualTo("org.robolectric");
    assertThat(activities.get(0).activityInfo.name)
        .isEqualTo("org.robolectric.shadows.TestActivity");
  }

  @Test
  public void queryIntentActivities_MatchWithImplicitIntents() throws Exception {
    Uri uri = Uri.parse("content://testhost1.com:1/testPath/test.jpeg");
    Intent i = new Intent(Intent.ACTION_VIEW);
    i.addCategory(Intent.CATEGORY_DEFAULT);
    i.setDataAndType(uri, "image/jpeg");

    List<ResolveInfo> activities = packageManager.queryIntentActivities(i, 0);
    assertThat(activities).isNotNull();
    assertThat(activities).hasSize(1);
    assertThat(activities.get(0).resolvePackageName).isEqualTo("org.robolectric");
    assertThat(activities.get(0).activityInfo.name)
        .isEqualTo("org.robolectric.shadows.TestActivity");
  }

  @Test
  public void queryIntentActivities_MatchWithAliasIntents() throws Exception {
    Intent i = new Intent(Intent.ACTION_MAIN);
    i.addCategory(Intent.CATEGORY_LAUNCHER);

    List<ResolveInfo> activities = packageManager.queryIntentActivities(i, 0);
    assertThat(activities).isNotNull();
    assertThat(activities).hasSize(1);
    assertThat(activities.get(0).resolvePackageName).isEqualTo("org.robolectric");
    assertThat(activities.get(0).activityInfo.targetActivity).isEqualTo("org.robolectric.shadows.TestActivity");
    assertThat(activities.get(0).activityInfo.name).isEqualTo("org.robolectric.shadows.TestActivityAlias");
  }

  @Test
  public void resolveActivity_Match() throws Exception {
    Intent i = new Intent(Intent.ACTION_MAIN, null).addCategory(Intent.CATEGORY_LAUNCHER);
    ResolveInfo info = new ResolveInfo();
    info.nonLocalizedLabel = TEST_PACKAGE_LABEL;
    shadowPackageManager.addResolveInfoForIntent(i, info);

    assertThat(packageManager.resolveActivity(i, 0)).isSameAs(info);
  }

  @Test
  public void resolveActivity_NoMatch() throws Exception {
    Intent i = new Intent();
    i.setComponent(new ComponentName("foo.bar", "No Activity"));
    assertThat(packageManager.resolveActivity(i, 0)).isNull();
  }

  @Test
  public void queryIntentServices_EmptyResult() throws Exception {
    Intent i = new Intent(Intent.ACTION_MAIN, null);
    i.addCategory(Intent.CATEGORY_LAUNCHER);

    List<ResolveInfo> activities = packageManager.queryIntentServices(i, 0);
    assertThat(activities).isEmpty();
  }

  @Test
  public void queryIntentServices_Match() throws Exception {
    Intent i = new Intent(Intent.ACTION_MAIN, null);

    ResolveInfo info = new ResolveInfo();
    info.nonLocalizedLabel = TEST_PACKAGE_LABEL;

    shadowPackageManager.addResolveInfoForIntent(i, info);

    List<ResolveInfo> services = packageManager.queryIntentServices(i, 0);
    assertThat(services).hasSize(1);
    assertThat(services.get(0).nonLocalizedLabel.toString()).isEqualTo(TEST_PACKAGE_LABEL);
  }

  @Test
  public void queryIntentServices_fromManifest() {
    Intent i = new Intent("org.robolectric.ACTION_DIFFERENT_PACKAGE");
    i.addCategory(Intent.CATEGORY_LAUNCHER);
    i.setType("image/jpeg");
    List<ResolveInfo> services = packageManager.queryIntentServices(i, 0);
    assertThat(services).isNotEmpty();
  }

  @Test
  @Config(minSdk = JELLY_BEAN_MR1)
  public void queryIntentServicesAsUser() {
    Intent i = new Intent("org.robolectric.ACTION_DIFFERENT_PACKAGE");
    i.addCategory(Intent.CATEGORY_LAUNCHER);
    i.setType("image/jpeg");
    List<ResolveInfo> services = packageManager.queryIntentServicesAsUser(i, 0, 0);
    assertThat(services).isNotEmpty();
  }

  @Test
  public void queryBroadcastReceivers_EmptyResult() throws Exception {
    Intent i = new Intent(Intent.ACTION_MAIN, null);
    i.addCategory(Intent.CATEGORY_LAUNCHER);

    List<ResolveInfo> broadCastReceivers = packageManager.queryBroadcastReceivers(i, 0);
    assertThat(broadCastReceivers).isEmpty();
  }

  @Test
  public void queryBroadcastReceivers_Match() throws Exception {
    Intent i = new Intent(Intent.ACTION_MAIN, null);

    ResolveInfo info = new ResolveInfo();
    info.nonLocalizedLabel = TEST_PACKAGE_LABEL;

    shadowPackageManager.addResolveInfoForIntent(i, info);

    List<ResolveInfo> broadCastReceivers = packageManager.queryBroadcastReceivers(i, 0);
    assertThat(broadCastReceivers).hasSize(1);
    assertThat(broadCastReceivers.get(0).nonLocalizedLabel.toString())
        .isEqualTo(TEST_PACKAGE_LABEL);
  }

  @Test
  public void resolveService_Match() throws Exception {
    Intent i = new Intent(Intent.ACTION_MAIN, null);
    ResolveInfo info = new ResolveInfo();
    shadowPackageManager.addResolveInfoForIntent(i, info);
    assertThat(packageManager.resolveService(i, 0)).isSameAs(info);
  }

  @Test
  public void removeResolveInfosForIntent_shouldCauseResolveActivityToReturnNull() throws Exception {
    Intent intent =
        new Intent(Intent.ACTION_APP_ERROR, null).addCategory(Intent.CATEGORY_APP_BROWSER);
    ResolveInfo info = new ResolveInfo();
    info.nonLocalizedLabel = TEST_PACKAGE_LABEL;
    info.activityInfo = new ActivityInfo();
    info.activityInfo.packageName = "com.org";
    shadowPackageManager.addResolveInfoForIntent(intent, info);

    shadowPackageManager.removeResolveInfosForIntent(intent, "com.org");

    assertThat(packageManager.resolveActivity(intent, 0)).isNull();
  }

  @Test
  public void resolveService_NoMatch() throws Exception {
    Intent i = new Intent();
    i.setComponent(new ComponentName("foo.bar", "No Activity"));
    assertThat(packageManager.resolveService(i, 0)).isNull();
  }

  @Test
  public void queryActivityIcons_Match() throws Exception {
    Intent i = new Intent();
    i.setComponent(new ComponentName(TEST_PACKAGE_NAME, ""));
    Drawable d = new BitmapDrawable();

    shadowPackageManager.addActivityIcon(i, d);

    assertThat(shadowPackageManager.getActivityIcon(i)).isSameAs(d);
    assertThat(shadowPackageManager.getActivityIcon(i.getComponent())).isSameAs(d);
  }

  @Test
  public void hasSystemFeature() throws Exception {
    // uninitialized
    assertThat(packageManager.hasSystemFeature(PackageManager.FEATURE_CAMERA)).isFalse();

    // positive
    shadowPackageManager.setSystemFeature(PackageManager.FEATURE_CAMERA, true);
    assertThat(packageManager.hasSystemFeature(PackageManager.FEATURE_CAMERA)).isTrue();

    // negative
    shadowPackageManager.setSystemFeature(PackageManager.FEATURE_CAMERA, false);
    assertThat(packageManager.hasSystemFeature(PackageManager.FEATURE_CAMERA)).isFalse();
  }

  @Test
  public void getPackageInfo_shouldReturnActivityInfos() throws Exception {
    PackageInfo packageInfo =
        packageManager.getPackageInfo(
            RuntimeEnvironment.application.getPackageName(), PackageManager.GET_ACTIVITIES);
    ActivityInfo activityInfoWithFilters =
        findActivity(packageInfo.activities, ActivityWithFilters.class.getName());
    assertThat(activityInfoWithFilters.packageName).isEqualTo("org.robolectric");
    assertThat(activityInfoWithFilters.exported).isEqualTo(true);
    assertThat(activityInfoWithFilters.permission).isEqualTo("com.foo.MY_PERMISSION");
  }

  private static ActivityInfo findActivity(ActivityInfo[] activities, String name) {
    for (ActivityInfo activityInfo : activities) {
      if (activityInfo.name.equals(name)) {
        return activityInfo;
      }
    }
    return null;
  }

  @Test
  public void getPackageInfo_getProvidersShouldReturnProviderInfos() throws Exception {
    PackageInfo packageInfo = packageManager.getPackageInfo(RuntimeEnvironment.application.getPackageName(), PackageManager.GET_PROVIDERS);
    ProviderInfo[] providers = packageInfo.providers;
    assertThat(providers).isNotEmpty();
    assertThat(providers.length).isEqualTo(3);
    assertThat(providers[0].packageName).isEqualTo("org.robolectric");
    assertThat(providers[1].packageName).isEqualTo("org.robolectric");
    assertThat(providers[2].packageName).isEqualTo("org.robolectric");
  }

  @Test
  public void getProviderInfo_shouldReturnProviderInfos() throws Exception {
    ProviderInfo providerInfo1 = packageManager.getProviderInfo(new ComponentName(RuntimeEnvironment.application, ".tester.FullyQualifiedClassName"), 0);
    assertThat(providerInfo1.packageName).isEqualTo("org.robolectric");
    assertThat(providerInfo1.authority).isEqualTo("org.robolectric.authority1");

    ProviderInfo providerInfo2 = packageManager.getProviderInfo(new ComponentName(RuntimeEnvironment.application, "org.robolectric.tester.PartiallyQualifiedClassName"), 0);
    assertThat(providerInfo2.packageName).isEqualTo("org.robolectric");
    assertThat(providerInfo2.authority).isEqualTo("org.robolectric.authority2");
  }

  @Test
  public void getProviderInfo_packageNotFoundShouldThrowException() {
    try {
      packageManager.getProviderInfo(new ComponentName("non.existent.package", ".tester.FullyQualifiedClassName"), 0);
      fail("should have thrown NameNotFoundException");
    } catch (NameNotFoundException e) {
      // expected
    }
  }

  @Test
  public void getProviderInfo_shouldPopulatePermissionsInProviderInfos() throws Exception {
    ProviderInfo providerInfo = packageManager.getProviderInfo(new ComponentName(RuntimeEnvironment.application, "org.robolectric.android.controller.ContentProviderControllerTest$MyContentProvider"), 0);
    assertThat(providerInfo.authority).isEqualTo("org.robolectric.my_content_provider_authority");

    assertThat(providerInfo.readPermission).isEqualTo("READ_PERMISSION");
    assertThat(providerInfo.writePermission).isEqualTo("WRITE_PERMISSION");

    assertThat(providerInfo.pathPermissions).hasSize(1);
    assertThat(providerInfo.pathPermissions[0].getType())
        .isEqualTo(PathPermission.PATTERN_SIMPLE_GLOB);
    assertThat(providerInfo.pathPermissions[0].getPath()).isEqualTo("/path/*");
    assertThat(providerInfo.pathPermissions[0].getReadPermission()).isEqualTo("PATH_READ_PERMISSION");
    assertThat(providerInfo.pathPermissions[0].getWritePermission()).isEqualTo("PATH_WRITE_PERMISSION");
  }

  @Test
  public void getProviderInfo_shouldMetaDataInProviderInfos() throws Exception {
    ProviderInfo providerInfo =
        packageManager.getProviderInfo(
            new ComponentName(
                RuntimeEnvironment.application,
                "org.robolectric.android.controller.ContentProviderControllerTest$MyContentProvider"),
            PackageManager.GET_META_DATA);
    assertThat(providerInfo.authority).isEqualTo("org.robolectric.my_content_provider_authority");

    assertThat(providerInfo.metaData.getString("greeting")).isEqualTo("Hello");
  }

  @Test
  public void resolveContentProvider_shouldResolveByPackageName() throws Exception {
    ProviderInfo providerInfo = packageManager.resolveContentProvider("org.robolectric.authority1", 0);
    assertThat(providerInfo.packageName).isEqualTo("org.robolectric");
    assertThat(providerInfo.authority).isEqualTo("org.robolectric.authority1");
  }

  @Test
  public void testReceiverInfo() throws Exception {
    ActivityInfo info = packageManager.getReceiverInfo(new ComponentName(RuntimeEnvironment.application, ".test.ConfigTestReceiver"), PackageManager.GET_META_DATA);
    assertThat(info.metaData.getInt("numberOfSheep")).isEqualTo(42);
  }

  @Test
  public void testGetPackageInfo_ForReceiversIncorrectPackage() {
    try {
      packageManager.getPackageInfo("unknown_package", PackageManager.GET_RECEIVERS);
      fail("should have thrown NameNotFoundException");
    } catch (PackageManager.NameNotFoundException e) {
      assertThat(e.getMessage()).contains("unknown_package");
    }
  }

  @Test
  public void getPackageInfo_shouldReturnRequestedPermissions() throws Exception {
    PackageInfo packageInfo = packageManager.getPackageInfo(RuntimeEnvironment.application.getPackageName(), PackageManager.GET_PERMISSIONS);
    String[] permissions = packageInfo.requestedPermissions;
    assertThat(permissions).isNotNull();
    assertThat(permissions.length).isEqualTo(3);
  }

  @Test
  public void getPackageInfo_uninstalledPackage_includeUninstalled() throws Exception {
    shadowPackageManager.setApplicationEnabledSetting(RuntimeEnvironment.application.getPackageName(), COMPONENT_ENABLED_STATE_DISABLED, 0);
    PackageInfo info = packageManager.getPackageInfo(RuntimeEnvironment.application.getPackageName(), MATCH_UNINSTALLED_PACKAGES);
    assertThat(info).isNotNull();
    assertThat(info.packageName).isEqualTo(RuntimeEnvironment.application.getPackageName());
  }

  @Test
  public void getPackageInfo_uninstalledPackage_dontIncludeUninstalled() {
    shadowPackageManager.setApplicationEnabledSetting(RuntimeEnvironment.application.getPackageName(), COMPONENT_ENABLED_STATE_DISABLED, 0);

    try {
      packageManager.getPackageInfo(RuntimeEnvironment.application.getPackageName(), 0);
      fail("should have thrown NameNotFoundException");
    } catch (NameNotFoundException e) {
      // expected
    }
  }

  @Test
  public void getPackageInfo_disabledPackage_includeDisabled() throws Exception {
    shadowPackageManager.setApplicationEnabledSetting(
        RuntimeEnvironment.application.getPackageName(), COMPONENT_ENABLED_STATE_DISABLED, 0);
    PackageInfo info = packageManager.getPackageInfo(
        RuntimeEnvironment.application.getPackageName(), MATCH_DISABLED_COMPONENTS);
    assertThat(info).isNotNull();
    assertThat(info.packageName).isEqualTo(RuntimeEnvironment.application.getPackageName());
  }

  @Test
  public void getInstalledPackages_uninstalledPackage_includeUninstalled() throws Exception {
    shadowPackageManager.setApplicationEnabledSetting(RuntimeEnvironment.application.getPackageName(), COMPONENT_ENABLED_STATE_DISABLED, 0);

    assertThat(packageManager.getInstalledPackages(MATCH_UNINSTALLED_PACKAGES)).isNotEmpty();
    assertThat(packageManager.getInstalledPackages(MATCH_UNINSTALLED_PACKAGES).get(0).packageName).isEqualTo(RuntimeEnvironment.application.getPackageName());
  }

  @Test
  public void getInstalledPackages_uninstalledPackage_dontIncludeUninstalled() throws Exception {
    shadowPackageManager.setApplicationEnabledSetting(RuntimeEnvironment.application.getPackageName(), COMPONENT_ENABLED_STATE_DISABLED, 0);

    assertThat(packageManager.getInstalledPackages(0)).isEmpty();
  }

  @Test
  public void getInstalledPackages_disabledPackage_includeDisabled() throws Exception {
    shadowPackageManager.setApplicationEnabledSetting(
        RuntimeEnvironment.application.getPackageName(), COMPONENT_ENABLED_STATE_DISABLED, 0);

    assertThat(packageManager.getInstalledPackages(MATCH_DISABLED_COMPONENTS)).isNotEmpty();
    assertThat(packageManager.getInstalledPackages(MATCH_DISABLED_COMPONENTS).get(0).packageName)
        .isEqualTo(RuntimeEnvironment.application.getPackageName());
  }

  @Test
  public void testGetPreferredActivities() throws Exception {
    // Setup an intentfilter and add to packagemanager
    IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN);
    filter.addCategory(Intent.CATEGORY_HOME);
    final String packageName = "com.example.dummy";
    ComponentName name = new ComponentName(packageName, "LauncherActivity");
    shadowPackageManager.addPreferredActivity(filter, 0, null, name);

    // Test match
    List<IntentFilter> filters = new ArrayList<>();
    filters.add(filter);

    List<ComponentName> activities = new ArrayList<>();
    shadowPackageManager.getPreferredActivities(filters, activities, null);

    assertThat(activities.size()).isEqualTo(1);
    assertThat(activities.get(0).getPackageName()).isEqualTo(packageName);

    // Test not match
    IntentFilter filter1 = new IntentFilter(Intent.ACTION_VIEW);
    filters.add(filter1);
    filters.clear();
    activities.clear();
    filters.add(filter1);

    shadowPackageManager.getPreferredActivities(filters, activities, null);

    assertThat(activities.size()).isEqualTo(0);
  }

  @Test
  public void canResolveDrawableGivenPackageAndResourceId() throws Exception {
    Drawable drawable = ShadowDrawable.createFromStream(new ByteArrayInputStream(new byte[0]), "my_source");
    shadowPackageManager.addDrawableResolution("com.example.foo", 4334, drawable);
    Drawable actual = shadowPackageManager.getDrawable("com.example.foo", 4334, null);
    assertThat(actual).isSameAs(drawable);
  }

  @Test
  public void shouldAssignTheApplicationClassNameFromTheManifest() throws Exception {
    ApplicationInfo applicationInfo = packageManager.getApplicationInfo("org.robolectric", 0);
    assertThat(applicationInfo.className).isEqualTo("org.robolectric.TestApplication");
  }

  @Test
  @Config(minSdk = N_MR1)
  public void shouldAssignTheApplicationNameFromTheManifest() throws Exception {
    ApplicationInfo applicationInfo = packageManager.getApplicationInfo("org.robolectric", 0);
    assertThat(applicationInfo.name).isEqualTo("org.robolectric.TestApplication");
  }

  @Test
  public void testLaunchIntentForPackage() {
    Intent intent = packageManager.getLaunchIntentForPackage(TEST_PACKAGE_LABEL);
    assertThat(intent).isNull();

    Intent launchIntent = new Intent(Intent.ACTION_MAIN);
    launchIntent.setPackage(TEST_PACKAGE_LABEL);
    launchIntent.addCategory(Intent.CATEGORY_LAUNCHER);
    launchIntent.addCategory(Intent.CATEGORY_LAUNCHER);
    ResolveInfo resolveInfo = new ResolveInfo();
    resolveInfo.activityInfo = new ActivityInfo();
    resolveInfo.activityInfo.packageName = TEST_PACKAGE_LABEL;
    resolveInfo.activityInfo.name = "LauncherActivity";
    shadowPackageManager.addResolveInfoForIntent(launchIntent, resolveInfo);

    intent = packageManager.getLaunchIntentForPackage(TEST_PACKAGE_LABEL);
    assertThat(intent.getComponent().getClassName()).isEqualTo("LauncherActivity");
  }

  @Test
  public void shouldAssignTheAppMetaDataFromTheManifest() throws Exception {
    ApplicationInfo info =
        packageManager.getApplicationInfo(RuntimeEnvironment.application.getPackageName(), 0);
    Bundle meta = info.metaData;

    assertThat(meta.getString("org.robolectric.metaName1")).isEqualTo("metaValue1");
    assertThat(meta.getString("org.robolectric.metaName2")).isEqualTo("metaValue2");

    assertThat(meta.getBoolean("org.robolectric.metaFalseLiteral")).isEqualTo(false);
    assertThat(meta.getBoolean("org.robolectric.metaTrueLiteral")).isEqualTo(true);

    assertThat(meta.getInt("org.robolectric.metaInt")).isEqualTo(123);
    assertThat(meta.getFloat("org.robolectric.metaFloat")).isEqualTo(1.23f);

    assertThat(meta.getInt("org.robolectric.metaColor")).isEqualTo(Color.WHITE);

    assertThat(meta.getBoolean("org.robolectric.metaBooleanFromRes"))
        .isEqualTo(
            RuntimeEnvironment.application.getResources().getBoolean(R.bool.false_bool_value));

    assertThat(meta.getInt("org.robolectric.metaIntFromRes"))
        .isEqualTo(
            RuntimeEnvironment.application.getResources().getInteger(R.integer.test_integer1));

    assertThat(meta.getInt("org.robolectric.metaColorFromRes"))
        .isEqualTo(RuntimeEnvironment.application.getResources().getColor(R.color.clear));

    assertThat(meta.getString("org.robolectric.metaStringFromRes"))
        .isEqualTo(RuntimeEnvironment.application.getString(R.string.app_name));

    assertThat(meta.getString("org.robolectric.metaStringOfIntFromRes"))
        .isEqualTo(RuntimeEnvironment.application.getString(R.string.str_int));

    assertThat(meta.getInt("org.robolectric.metaStringRes")).isEqualTo(R.string.app_name);
  }

  @Test
  public void testResolveDifferentIntentObjects() {
    Intent intent1 = new Intent(Intent.ACTION_MAIN);
    intent1.setPackage(TEST_PACKAGE_LABEL);
    intent1.addCategory(Intent.CATEGORY_APP_BROWSER);

    assertThat(packageManager.resolveActivity(intent1, -1)).isNull();
    ResolveInfo resolveInfo = new ResolveInfo();
    resolveInfo.activityInfo = new ActivityInfo();
    resolveInfo.activityInfo.packageName = TEST_PACKAGE_LABEL;
    resolveInfo.activityInfo.name = "BrowserActivity";
    shadowPackageManager.addResolveInfoForIntent(intent1, resolveInfo);

    // the original intent object should yield a result
    ResolveInfo result  = packageManager.resolveActivity(intent1, -1);
    assertThat(result.activityInfo.name).isEqualTo("BrowserActivity");

    // AND a new, functionally equivalent intent should also yield a result
    Intent intent2 = new Intent(Intent.ACTION_MAIN);
    intent2.setPackage(TEST_PACKAGE_LABEL);
    intent2.addCategory(Intent.CATEGORY_APP_BROWSER);
    result = packageManager.resolveActivity(intent2, -1);
    assertThat(result.activityInfo.name).isEqualTo("BrowserActivity");
  }

  @Test
  public void testResolvePartiallySimilarIntents() {
    Intent intent1 = new Intent(Intent.ACTION_APP_ERROR);
    intent1.setPackage(TEST_PACKAGE_LABEL);
    intent1.addCategory(Intent.CATEGORY_APP_BROWSER);

    assertThat(packageManager.resolveActivity(intent1, -1)).isNull();

    ResolveInfo resolveInfo = new ResolveInfo();
    resolveInfo.activityInfo = new ActivityInfo();
    resolveInfo.activityInfo.packageName = TEST_PACKAGE_LABEL;
    resolveInfo.activityInfo.name = "BrowserActivity";
    shadowPackageManager.addResolveInfoForIntent(intent1, resolveInfo);

    // the original intent object should yield a result
    ResolveInfo result  = packageManager.resolveActivity(intent1, -1);
    assertThat(result.activityInfo.name).isEqualTo("BrowserActivity");

    // an intent with just the same action should not be considered the same
    Intent intent2 = new Intent(Intent.ACTION_APP_ERROR);
    result = packageManager.resolveActivity(intent2, -1);
    assertThat(result).isNull();

    // an intent with just the same category should not be considered the same
    Intent intent3 = new Intent();
    intent3.addCategory(Intent.CATEGORY_APP_BROWSER);
    result = packageManager.resolveActivity(intent3, -1);
    assertThat(result).isNull();

    // an intent without the correct package restriction should not be the same
    Intent intent4 = new Intent(Intent.ACTION_APP_ERROR);
    intent4.addCategory(Intent.CATEGORY_APP_BROWSER);
    result = packageManager.resolveActivity(intent4, -1);
    assertThat(result).isNull();
  }

  @Test
  public void testSetApplicationEnabledSetting() {
    assertThat(packageManager.getApplicationEnabledSetting("org.robolectric")).isEqualTo(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT);

    packageManager.setApplicationEnabledSetting("org.robolectric", PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 0);

    assertThat(packageManager.getApplicationEnabledSetting("org.robolectric")).isEqualTo(PackageManager.COMPONENT_ENABLED_STATE_DISABLED);
  }

  @Test
  public void testSetComponentEnabledSetting() {
    ComponentName componentName = new ComponentName(RuntimeEnvironment.application, "org.robolectric.component");
    assertThat(packageManager.getComponentEnabledSetting(componentName)).isEqualTo(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT);

    packageManager.setComponentEnabledSetting(componentName, PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 0);

    assertThat(packageManager.getComponentEnabledSetting(componentName)).isEqualTo(PackageManager.COMPONENT_ENABLED_STATE_DISABLED);
  }

  public static class ActivityWithMetadata extends Activity { }

  @Test
  public void getActivityMetaData() throws Exception {
    Activity activity = setupActivity(ActivityWithMetadata.class);

    ActivityInfo activityInfo = packageManager.getActivityInfo(activity.getComponentName(), PackageManager.GET_ACTIVITIES|PackageManager.GET_META_DATA);
    assertThat(activityInfo.metaData.get("someName")).isEqualTo("someValue");
  }

  @Test
  public void shouldAssignLabelResFromTheManifest() throws Exception {
    ApplicationInfo applicationInfo = packageManager.getApplicationInfo("org.robolectric", 0);
    assertThat(applicationInfo.labelRes).isEqualTo(R.string.app_name);
    assertThat(applicationInfo.nonLocalizedLabel).isNull();
  }

  @Test
  public void getServiceInfo_shouldReturnServiceInfoIfExists() throws Exception {
    ServiceInfo serviceInfo = packageManager.getServiceInfo(new ComponentName("org.robolectric", "com.foo.Service"), PackageManager.GET_SERVICES);
    assertEquals("org.robolectric", serviceInfo.packageName);
    assertEquals("com.foo.Service", serviceInfo.name);
    assertEquals("com.foo.MY_PERMISSION", serviceInfo.permission);
    assertNotNull(serviceInfo.applicationInfo);
  }

  @Test
  public void getServiceInfo_shouldReturnServiceInfoWithMetaDataWhenFlagsSet() throws Exception {
    ServiceInfo serviceInfo = packageManager.getServiceInfo(new ComponentName("org.robolectric", "com.foo.Service"), PackageManager.GET_META_DATA);
    assertNotNull(serviceInfo.metaData);
  }

  @Test
  public void getServiceInfo_shouldReturnServiceInfoWithoutMetaDataWhenFlagsNotSet() throws Exception {
    ServiceInfo serviceInfo = packageManager.getServiceInfo(new ComponentName("org.robolectric", "com.foo.Service"), PackageManager.GET_SERVICES);
    assertNull(serviceInfo.metaData);
  }

  @Test
  public void getServiceInfo_shouldThrowNameNotFoundExceptionIfNotExist() {
    ComponentName nonExistComponent = new ComponentName("org.robolectric", "com.foo.NonExistService");
    try {
      packageManager.getServiceInfo(nonExistComponent, PackageManager.GET_SERVICES);
      fail("should have thrown NameNotFoundException");
    } catch (PackageManager.NameNotFoundException e) {
      assertThat(e.getMessage()).contains("com.foo.NonExistService");
    }
  }

  @Test
  public void getNameForUid() {
    assertThat(packageManager.getNameForUid(10)).isNull();

    shadowPackageManager.setNameForUid(10, "a_name");

    assertThat(packageManager.getNameForUid(10)).isEqualTo("a_name");
  }

  @Test
  public void getPackagesForUid() {
    assertThat(packageManager.getPackagesForUid(10)).isNull();

    shadowPackageManager.setPackagesForUid(10, new String[] {"a_name"});

    assertThat(packageManager.getPackagesForUid(10)).containsExactly("a_name");
  }

  @Test
  @Config(minSdk = N)
  public void getPackageUid() throws NameNotFoundException {
    shadowPackageManager.setPackagesForUid(10, new String[] {"a_name"});
    assertThat(packageManager.getPackageUid("a_name", 0)).isEqualTo(10);
  }

  @Test
  @Config(minSdk = N)
  public void getPackageUid_shouldThrowNameNotFoundExceptionIfNotExist() {
    try {
      packageManager.getPackageUid("a_name", 0);
      fail("should have thrown NameNotFoundException");
    } catch (PackageManager.NameNotFoundException e) {
      assertThat(e.getMessage()).contains("a_name");
    }
  }

  @Test
  public void getResourcesForApplication_currentApplication() throws Exception {
    assertThat(packageManager.getResourcesForApplication("org.robolectric").getString(R.string.app_name))
        .isEqualTo(RuntimeEnvironment.application.getString(R.string.app_name));
  }

  @Test
  public void getResourcesForApplication_unknownPackage() {
    try {
      packageManager.getResourcesForApplication("non.existent.package");
      fail("should have thrown NameNotFoundException");
    } catch (NameNotFoundException e) {
      // expected
    }
  }

  @Test
  public void getResourcesForApplication_anotherPackage() throws Exception {
    PackageInfo packageInfo = new PackageInfo();
    packageInfo.packageName = "another.package";

    ApplicationInfo applicationInfo = new ApplicationInfo();
    applicationInfo.packageName = "another.package";
    packageInfo.applicationInfo = applicationInfo;
    shadowPackageManager.addPackage(packageInfo);

    assertThat(packageManager.getResourcesForApplication("another.package")).isNotNull();
    assertThat(packageManager.getResourcesForApplication("another.package")).isNotEqualTo(RuntimeEnvironment.application.getResources());
  }

  @Test @Config(minSdk = M)
  public void shouldShowRequestPermissionRationale() {
    assertThat(packageManager.shouldShowRequestPermissionRationale(Manifest.permission.CAMERA)).isFalse();

    shadowPackageManager.setShouldShowRequestPermissionRationale(Manifest.permission.CAMERA, true);

    assertThat(packageManager.shouldShowRequestPermissionRationale(Manifest.permission.CAMERA)).isTrue();
  }

  @Test
  public void getSystemAvailableFeatures() {
    assertThat(packageManager.getSystemAvailableFeatures()).isNull();

    FeatureInfo feature = new FeatureInfo();
    feature.reqGlEsVersion = 0x20000;
    feature.flags = FeatureInfo.FLAG_REQUIRED;
    shadowPackageManager.addSystemAvailableFeature(feature);

    assertThat(packageManager.getSystemAvailableFeatures()).contains(feature);

    shadowPackageManager.clearSystemAvailableFeatures();

    assertThat(packageManager.getSystemAvailableFeatures()).isNull();
  }

  @Test
  public void verifyPendingInstall() {
    packageManager.verifyPendingInstall(1234, VERIFICATION_ALLOW);

    assertThat(shadowPackageManager.getVerificationResult(1234)).isEqualTo(VERIFICATION_ALLOW);
  }

  @Test
  @Config(minSdk = JELLY_BEAN_MR1)
  public void extendPendingInstallTimeout() {
    packageManager.extendVerificationTimeout(1234, 0, 1000);

    assertThat(shadowPackageManager.getVerificationExtendedTimeout(1234)).isEqualTo(1000);
  }

  @Test
  @Config(minSdk = N, maxSdk = N_MR1) // Functionality removed in O
  public void whenPackageNotPresent_getPackageSizeInfo_callsBackWithFailure() throws Exception {
    IPackageStatsObserver packageStatsObserver = mock(IPackageStatsObserver.class);
    packageManager.getPackageSizeInfo("nonexistant.package", packageStatsObserver);

    verify(packageStatsObserver).onGetStatsCompleted(packageStatsCaptor.capture(), eq(false));
    assertThat(packageStatsCaptor.getValue()).isNull();
  }

  @Test
  @Config(minSdk = N, maxSdk = N_MR1) // Functionality removed in O
  public void whenPackageNotPresentAndPaused_getPackageSizeInfo_callsBackWithFailure() throws Exception {
    Robolectric.getForegroundThreadScheduler().pause();
    IPackageStatsObserver packageStatsObserver = mock(IPackageStatsObserver.class);
    packageManager.getPackageSizeInfo("nonexistant.package", packageStatsObserver);

    verifyZeroInteractions(packageStatsObserver);

    Robolectric.getForegroundThreadScheduler().advanceToLastPostedRunnable();
    verify(packageStatsObserver).onGetStatsCompleted(packageStatsCaptor.capture(), eq(false));
    assertThat(packageStatsCaptor.getValue()).isNull();
  }

  @Test
  @Config(minSdk = N, maxSdk = N_MR1) // Functionality removed in O
  public void whenNotPreconfigured_getPackageSizeInfo_callsBackWithDefaults() throws Exception {
    IPackageStatsObserver packageStatsObserver = mock(IPackageStatsObserver.class);
    packageManager.getPackageSizeInfo("org.robolectric", packageStatsObserver);

    verify(packageStatsObserver).onGetStatsCompleted(packageStatsCaptor.capture(), eq(true));
    assertThat(packageStatsCaptor.getValue().packageName).isEqualTo("org.robolectric");
  }

  @Test
  @Config(minSdk = N, maxSdk = N_MR1) // Functionality removed in O
  public void whenPreconfigured_getPackageSizeInfo_callsBackWithConfiguredValues() throws Exception {
    PackageInfo packageInfo = new PackageInfo();
    packageInfo.packageName = "org.robolectric";
    PackageStats packageStats = new PackageStats("org.robolectric");
    shadowPackageManager.addPackage(packageInfo, packageStats);

    IPackageStatsObserver packageStatsObserver = mock(IPackageStatsObserver.class);
    packageManager.getPackageSizeInfo("org.robolectric", packageStatsObserver);

    verify(packageStatsObserver).onGetStatsCompleted(packageStatsCaptor.capture(), eq(true));
    assertThat(packageStatsCaptor.getValue().packageName).isEqualTo("org.robolectric");
    assertThat(packageStatsCaptor.getValue().toString()).isEqualTo(packageStats.toString());
  }

  @Test
  @Config(minSdk = N, maxSdk = N_MR1) // Functionality removed in O
  public void whenPreconfiguredForAnotherPackage_getPackageSizeInfo_callsBackWithConfiguredValues() throws Exception {
    PackageInfo packageInfo = new PackageInfo();
    packageInfo.packageName = "org.other";
    PackageStats packageStats = new PackageStats("org.other");
    shadowPackageManager.addPackage(packageInfo, packageStats);

    IPackageStatsObserver packageStatsObserver = mock(IPackageStatsObserver.class);
    packageManager.getPackageSizeInfo("org.other", packageStatsObserver);

    verify(packageStatsObserver).onGetStatsCompleted(packageStatsCaptor.capture(), eq(true));
    assertThat(packageStatsCaptor.getValue().packageName).isEqualTo("org.other");
    assertThat(packageStatsCaptor.getValue().toString()).isEqualTo(packageStats.toString());
  }

  @Test
  @Config(minSdk = N, maxSdk = N_MR1) // Functionality removed in O
  public void whenPaused_getPackageSizeInfo_callsBackWithConfiguredValuesAfterIdle() throws Exception {
    Robolectric.getForegroundThreadScheduler().pause();

    IPackageStatsObserver packageStatsObserver = mock(IPackageStatsObserver.class);
    packageManager.getPackageSizeInfo("org.robolectric", packageStatsObserver);

    verifyZeroInteractions(packageStatsObserver);

    Robolectric.getForegroundThreadScheduler().advanceToLastPostedRunnable();
    verify(packageStatsObserver).onGetStatsCompleted(packageStatsCaptor.capture(), eq(true));
    assertThat(packageStatsCaptor.getValue().packageName).isEqualTo("org.robolectric");
  }

  @Test
  public void currentToCanonicalPackageNames() {
    shadowPackageManager.addCurrentToCannonicalName("current_name_1", "cannonical_name_1");
    shadowPackageManager.addCurrentToCannonicalName("current_name_2", "cannonical_name_2");

    packageManager.currentToCanonicalPackageNames(new String[] {"current_name_1", "current_name_2"});
  }

  @Test
  public void getInstalledApplications() {
    List<ApplicationInfo> installedApplications = packageManager.getInstalledApplications(0);

    // Default should include the application under test
    assertThat(installedApplications).hasSize(1);
    assertThat(installedApplications.get(0).packageName).isEqualTo("org.robolectric");

    PackageInfo packageInfo = new PackageInfo();
    packageInfo.packageName = "org.other";
    packageInfo.applicationInfo = new ApplicationInfo();
    packageInfo.applicationInfo.packageName = "org.other";
    shadowPackageManager.addPackage(packageInfo);

    installedApplications = packageManager.getInstalledApplications(0);
    assertThat(installedApplications).hasSize(2);
    assertThat(installedApplications.get(1).packageName).isEqualTo("org.other");
  }

  @Test
  public void getPermissionInfo() throws Exception {
    PermissionInfo permission =
        RuntimeEnvironment.application
            .getPackageManager()
            .getPermissionInfo("org.robolectric.some_permission", 0);
    assertThat(permission.labelRes).isEqualTo(R.string.test_permission_label);
    assertThat(permission.descriptionRes).isEqualTo(R.string.test_permission_description);
    assertThat(permission.name).isEqualTo("org.robolectric.some_permission");
  }

  @Test
  public void checkSignatures_same() throws Exception {
    shadowPackageManager.addPackage(newPackageInfo("first.package", new Signature("00000000")));
    shadowPackageManager.addPackage(newPackageInfo("second.package", new Signature("00000000")));
    assertThat(packageManager.checkSignatures("first.package", "second.package")).isEqualTo(SIGNATURE_MATCH);
  }

  @Test
  public void checkSignatures_firstNotSigned() throws Exception {
    shadowPackageManager.addPackage(newPackageInfo("first.package", (Signature[]) null));
    shadowPackageManager.addPackage(newPackageInfo("second.package", new Signature("00000000")));
    assertThat(packageManager.checkSignatures("first.package", "second.package")).isEqualTo(SIGNATURE_FIRST_NOT_SIGNED);
  }

  @Test
  public void checkSignatures_secondNotSigned() throws Exception {
    shadowPackageManager.addPackage(newPackageInfo("first.package", new Signature("00000000")));
    shadowPackageManager.addPackage(newPackageInfo("second.package", (Signature[]) null));
    assertThat(packageManager.checkSignatures("first.package", "second.package")).isEqualTo(SIGNATURE_SECOND_NOT_SIGNED);
  }

  @Test
  public void checkSignatures_neitherSigned() throws Exception {
    shadowPackageManager.addPackage(newPackageInfo("first.package", (Signature[]) null));
    shadowPackageManager.addPackage(newPackageInfo("second.package", (Signature[]) null));
    assertThat(packageManager.checkSignatures("first.package", "second.package")).isEqualTo(SIGNATURE_NEITHER_SIGNED);
  }

  @Test
  public void checkSignatures_noMatch() throws Exception {
    shadowPackageManager.addPackage(newPackageInfo("first.package", new Signature("00000000")));
    shadowPackageManager.addPackage(newPackageInfo("second.package", new Signature("FFFFFFFF")));
    assertThat(packageManager.checkSignatures("first.package", "second.package")).isEqualTo(SIGNATURE_NO_MATCH);
  }

  @Test
  public void checkSignatures_noMatch_mustBeExact() throws Exception {
    shadowPackageManager.addPackage(newPackageInfo("first.package", new Signature("00000000")));
    shadowPackageManager.addPackage(newPackageInfo("second.package", new Signature("00000000"), new Signature("FFFFFFFF")));
    assertThat(packageManager.checkSignatures("first.package", "second.package")).isEqualTo(SIGNATURE_NO_MATCH);
  }

  @Test
  public void checkSignatures_unknownPackage() throws Exception {
    assertThat(packageManager.checkSignatures("first.package", "second.package")).isEqualTo(SIGNATURE_UNKNOWN_PACKAGE);
  }

  private static PackageInfo newPackageInfo(String packageName, Signature... signatures) {
    PackageInfo firstPackageInfo = new PackageInfo();
    firstPackageInfo.packageName = packageName;
    firstPackageInfo.signatures = signatures;
    return firstPackageInfo;
  }

  @Test
  public void getPermissionInfo_notFound(){
    try {
      packageManager.getPermissionInfo("non_existant_permission", 0);
      fail("should have thrown NameNotFoundException");
    } catch (NameNotFoundException e) {
      // expected
    }
  }

  @Test
  public void getPermissionInfo_noMetaData() throws Exception {
    PermissionInfo permission =
        packageManager.getPermissionInfo("org.robolectric.some_permission", 0);
    assertThat(permission.metaData).isNull();
    assertThat(permission.name).isEqualTo("org.robolectric.some_permission");
    assertThat(permission.descriptionRes).isEqualTo(R.string.test_permission_description);
    assertThat(permission.labelRes).isEqualTo(R.string.test_permission_label);
    assertThat(permission.nonLocalizedLabel).isNullOrEmpty();
    assertThat(permission.group).isEqualTo("my_permission_group");
    assertThat(permission.protectionLevel).isEqualTo(PermissionInfo.PROTECTION_DANGEROUS);
  }

  @Test
  public void getPermissionInfo_withMetaData() throws Exception {
    PermissionInfo permission =
        packageManager.getPermissionInfo(
            "org.robolectric.some_permission", PackageManager.GET_META_DATA);
    assertThat(permission.metaData).isNotNull();
    assertThat(permission.metaData.getString("meta_data_name")).isEqualTo("meta_data_value");
  }

  @Test
  public void getPermissionInfo_withLiteralLabel() throws Exception {
    PermissionInfo permission =
        packageManager.getPermissionInfo("org.robolectric.permission_with_literal_label", 0);
    assertThat(permission.labelRes).isEqualTo(0);
    assertThat(permission.nonLocalizedLabel).isEqualTo("Literal label");
    assertThat(permission.protectionLevel).isEqualTo(PermissionInfo.PROTECTION_NORMAL);
  }

  @Test
  public void queryPermissionsByGroup_noMetaData() throws Exception {
    List<PermissionInfo> permissions = packageManager.queryPermissionsByGroup("my_permission_group", 0);
    assertThat(permissions).hasSize(1);

    PermissionInfo permission = permissions.get(0);

    assertThat(permission.group).isEqualTo("my_permission_group");
    assertThat(permission.name).isEqualTo("org.robolectric.some_permission");
    assertThat(permission.metaData).isNull();
  }

  @Test
  public void queryPermissionsByGroup_withMetaData() throws Exception {
    List<PermissionInfo> permissions = packageManager.queryPermissionsByGroup("my_permission_group", PackageManager.GET_META_DATA);
    assertThat(permissions).hasSize(1);

    PermissionInfo permission = permissions.get(0);

    assertThat(permission.group).isEqualTo("my_permission_group");
    assertThat(permission.name).isEqualTo("org.robolectric.some_permission");
    assertThat(permission.metaData).isNotNull();
    assertThat(permission.metaData.getString("meta_data_name")).isEqualTo("meta_data_value");
  }

  @Test
  public void queryPermissionsByGroup_nullMatchesPermissionsNotAssociatedWithGroup() throws Exception {
    List<PermissionInfo> permissions = packageManager.queryPermissionsByGroup(null, 0);

    assertThat(Iterables.transform(permissions, getPermissionNames()))
        .containsExactlyInAnyOrder(
            "org.robolectric.permission_with_minimal_fields",
            "org.robolectric.permission_with_literal_label");
  }

  @Test
  public void queryPermissionsByGroup_nullMatchesPermissionsNotAssociatedWithGroup_with_addPermissionInfo() throws Exception {
    PermissionInfo permissionInfo = new PermissionInfo();
    permissionInfo.name = "some_name";
    shadowPackageManager.addPermissionInfo(permissionInfo);

    List<PermissionInfo> permissions = packageManager.queryPermissionsByGroup(null, 0);
    assertThat(permissions).isNotEmpty();

    assertThat(permissions.get(0).name).isEqualTo(permissionInfo.name);
  }

  @Test
  public void queryPermissionsByGroup_with_addPermissionInfo() throws Exception {
    PermissionInfo permissionInfo = new PermissionInfo();
    permissionInfo.name = "some_name";
    permissionInfo.group = "some_group";
    shadowPackageManager.addPermissionInfo(permissionInfo);

    List<PermissionInfo> permissions = packageManager.queryPermissionsByGroup(permissionInfo.group, 0);
    assertThat(permissions).hasSize(1);

    assertThat(permissions.get(0).name).isEqualTo(permissionInfo.name);
    assertThat(permissions.get(0).group).isEqualTo(permissionInfo.group);
  }

  @Test
  public void getDefaultActivityIcon() {
    assertThat(packageManager.getDefaultActivityIcon()).isNotNull();
  }

  @Test
  public void addPackageShouldUseUidToProvidePackageName() throws Exception {
    PackageInfo packageInfoOne = new PackageInfo();
    packageInfoOne.packageName = "package.one";
    packageInfoOne.applicationInfo = new ApplicationInfo();
    packageInfoOne.applicationInfo.uid = 1234;
    packageInfoOne.applicationInfo.packageName = packageInfoOne.packageName;
    shadowPackageManager.addPackage(packageInfoOne);

    PackageInfo packageInfoTwo = new PackageInfo();
    packageInfoTwo.packageName = "package.two";
    packageInfoTwo.applicationInfo = new ApplicationInfo();
    packageInfoTwo.applicationInfo.uid = 1234;
    packageInfoTwo.applicationInfo.packageName = packageInfoTwo.packageName;
    shadowPackageManager.addPackage(packageInfoTwo);

    assertThat(packageManager.getPackagesForUid(1234)).containsExactlyInAnyOrder("package.one",
        "package.two");
  }

  @Test
  public void installerPackageName() throws Exception {
    packageManager.setInstallerPackageName("target.package", "installer.package");

    assertThat(packageManager.getInstallerPackageName("target.package")).isEqualTo("installer.package");
  }

  @Test
  public void getXml() throws Exception {
    XmlResourceParser in = packageManager.getXml(RuntimeEnvironment.application.getPackageName(),
        R.xml.dialog_preferences,
        RuntimeEnvironment.application.getApplicationInfo());
    assertThat(in).isNotNull();
  }

  @Test @Config(minSdk = LOLLIPOP)
  public void addPackageShouldNotCreateSessions() {

    PackageInfo packageInfo = new PackageInfo();
    packageInfo.packageName = "test.package";
    shadowPackageManager.addPackage(packageInfo);

    assertThat(packageManager.getPackageInstaller().getAllSessions()).isEmpty();
  }

  @Test
  public void addPackageMultipleTimesShouldWork() throws Exception {
    shadowPackageManager.addPackage("test.package");

    // Shouldn't throw exception
    shadowPackageManager.addPackage("test.package");
  }

  @Test
  public void addPackageSetsStorage() throws Exception {
    shadowPackageManager.addPackage("test.package");

    PackageInfo packageInfo = packageManager.getPackageInfo("test.package", 0);
    assertThat(packageInfo.applicationInfo.sourceDir).isNotNull();
    assertThat(new File(packageInfo.applicationInfo.sourceDir).exists()).isTrue();
    assertThat(packageInfo.applicationInfo.publicSourceDir)
        .isEqualTo(packageInfo.applicationInfo.sourceDir);
  }

  @Test
  public void deletePackage() throws Exception {
    // Apps must have the android.permission.DELETE_PACKAGES set to delete packages.
    PackageManager packageManager = RuntimeEnvironment.application.getPackageManager();
    packageManager.getPackageInfo(RuntimeEnvironment.application.getPackageName(), 0).requestedPermissions =
        new String[] { android.Manifest.permission.DELETE_PACKAGES };

    PackageInfo packageInfo = new PackageInfo();
    packageInfo.packageName = "test.package";
    shadowPackageManager.addPackage(packageInfo);

    IPackageDeleteObserver mockObserver = mock(IPackageDeleteObserver.class);
    packageManager.deletePackage(packageInfo.packageName, mockObserver, 0);

    shadowPackageManager.doPendingUninstallCallbacks();

    assertThat(shadowPackageManager.getDeletedPackages()).contains(packageInfo.packageName);
    verify(mockObserver).packageDeleted(packageInfo.packageName, PackageManager.DELETE_SUCCEEDED);
  }

  @Test
  public void deletePackage_missingRequiredPermission() throws Exception {
    PackageInfo packageInfo = new PackageInfo();
    packageInfo.packageName = "test.package";
    shadowPackageManager.addPackage(packageInfo);

    IPackageDeleteObserver mockObserver = mock(IPackageDeleteObserver.class);
    packageManager.deletePackage(packageInfo.packageName, mockObserver, 0);

    shadowPackageManager.doPendingUninstallCallbacks();

    assertThat(shadowPackageManager.getDeletedPackages()).hasSize(0);
    verify(mockObserver).packageDeleted(packageInfo.packageName, PackageManager.DELETE_FAILED_INTERNAL_ERROR);
  }

  public static class ActivityWithFilters extends Activity {}

  @Test
  public void getIntentFiltersForActivity() throws NameNotFoundException {
    List<IntentFilter> intentFilters =
        shadowPackageManager.getIntentFiltersForActivity(
            new ComponentName(RuntimeEnvironment.application, ActivityWithFilters.class));
    assertThat(intentFilters).hasSize(1);
    IntentFilter intentFilter = intentFilters.get(0);
    assertThat(intentFilter.getCategory(0)).isEqualTo(Intent.CATEGORY_DEFAULT);
    assertThat(intentFilter.getAction(0)).isEqualTo(Intent.ACTION_VIEW);
    assertThat(intentFilter.getDataPath(0).getPath()).isEqualTo("/testPath/test.jpeg");
  }

  private static Function<PermissionInfo, String> getPermissionNames() {
    return new Function<PermissionInfo, String>() {
      @Nullable
      @Override
      public String apply(@Nullable PermissionInfo permissionInfo) {
        return permissionInfo.name;
      }
    };
  }
}