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/*
* Copyright (C) 2019 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 android.permission.cts;
import static android.Manifest.permission.INTERNET;
import static android.Manifest.permission.READ_CONTACTS;
import static android.permission.cts.PermissionUtils.grantPermission;
import static android.permission.cts.PermissionUtils.install;
import static android.permission.cts.PermissionUtils.isPermissionGranted;
import static android.permission.cts.PermissionUtils.revokePermission;
import static android.permission.cts.PermissionUtils.uninstallApp;
import static com.google.common.truth.Truth.assertThat;
import android.platform.test.annotations.AppModeFull;
import androidx.test.runner.AndroidJUnit4;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
@RunWith(AndroidJUnit4.class)
@AppModeFull(reason = "Instant apps cannot read properties of other packages which is needed "
+ "to grant permissions to them.")
public class SharedUidPermissionsTest {
/** The package name of all apps used in the test */
private static final String PKG_THAT_REQUESTS_PERMISSIONS =
"android.permission.cts.appthatrequestpermission";
private static final String PKG_THAT_REQUESTS_NO_PERMISSIONS =
"android.permission.cts.appthatrequestnopermission";
private static final String TMP_DIR = "/data/local/tmp/cts/permissions/";
private static final String APK_THAT_REQUESTS_PERMISSIONS =
TMP_DIR + "CtsAppWithSharedUidThatRequestsPermissions.apk";
private static final String APK_THAT_REQUESTS_NO_PERMISSIONS =
TMP_DIR + "CtsAppWithSharedUidThatRequestsNoPermissions.apk";
@Before
@After
public void uninstallTestApps() {
uninstallApp(PKG_THAT_REQUESTS_PERMISSIONS);
uninstallApp(PKG_THAT_REQUESTS_NO_PERMISSIONS);
}
@Test
public void packageGainsRuntimePermissionsWhenJoiningSharedUid() throws Exception {
install(APK_THAT_REQUESTS_PERMISSIONS);
grantPermission(PKG_THAT_REQUESTS_PERMISSIONS, READ_CONTACTS);
install(APK_THAT_REQUESTS_NO_PERMISSIONS);
assertThat(isPermissionGranted(PKG_THAT_REQUESTS_PERMISSIONS, READ_CONTACTS)).isTrue();
assertThat(isPermissionGranted(PKG_THAT_REQUESTS_NO_PERMISSIONS, READ_CONTACTS)).isTrue();
}
@Test
public void packageGainsNormalPermissionsWhenJoiningSharedUid() throws Exception {
install(APK_THAT_REQUESTS_PERMISSIONS);
install(APK_THAT_REQUESTS_NO_PERMISSIONS);
assertThat(isPermissionGranted(PKG_THAT_REQUESTS_PERMISSIONS, INTERNET)).isTrue();
assertThat(isPermissionGranted(PKG_THAT_REQUESTS_NO_PERMISSIONS, INTERNET)).isTrue();
}
@Test
public void grantingRuntimePermissionAffectsAllPackageInSharedUid() throws Exception {
install(APK_THAT_REQUESTS_PERMISSIONS);
install(APK_THAT_REQUESTS_NO_PERMISSIONS);
grantPermission(PKG_THAT_REQUESTS_PERMISSIONS, READ_CONTACTS);
assertThat(isPermissionGranted(PKG_THAT_REQUESTS_PERMISSIONS, READ_CONTACTS)).isTrue();
assertThat(isPermissionGranted(PKG_THAT_REQUESTS_NO_PERMISSIONS, READ_CONTACTS)).isTrue();
}
@Test
public void revokingRuntimePermissionAffectsAllPackageInSharedUid() throws Exception {
install(APK_THAT_REQUESTS_PERMISSIONS);
install(APK_THAT_REQUESTS_NO_PERMISSIONS);
grantPermission(PKG_THAT_REQUESTS_PERMISSIONS, READ_CONTACTS);
revokePermission(PKG_THAT_REQUESTS_PERMISSIONS, READ_CONTACTS);
assertThat(isPermissionGranted(PKG_THAT_REQUESTS_PERMISSIONS, READ_CONTACTS)).isFalse();
assertThat(isPermissionGranted(PKG_THAT_REQUESTS_NO_PERMISSIONS, READ_CONTACTS)).isFalse();
}
@Test
public void runtimePermissionsCanBeRevokedOnPackageThatDoesNotDeclarePermission()
throws Exception {
install(APK_THAT_REQUESTS_PERMISSIONS);
install(APK_THAT_REQUESTS_NO_PERMISSIONS);
grantPermission(PKG_THAT_REQUESTS_PERMISSIONS, READ_CONTACTS);
revokePermission(PKG_THAT_REQUESTS_NO_PERMISSIONS, READ_CONTACTS);
assertThat(isPermissionGranted(PKG_THAT_REQUESTS_PERMISSIONS, READ_CONTACTS)).isFalse();
assertThat(isPermissionGranted(PKG_THAT_REQUESTS_NO_PERMISSIONS, READ_CONTACTS)).isFalse();
}
@Test
public void runtimePermissionsCanBeGrantedOnPackageThatDoesNotDeclarePermission()
throws Exception {
install(APK_THAT_REQUESTS_PERMISSIONS);
install(APK_THAT_REQUESTS_NO_PERMISSIONS);
grantPermission(PKG_THAT_REQUESTS_NO_PERMISSIONS, READ_CONTACTS);
assertThat(isPermissionGranted(PKG_THAT_REQUESTS_PERMISSIONS, READ_CONTACTS)).isTrue();
assertThat(isPermissionGranted(PKG_THAT_REQUESTS_NO_PERMISSIONS, READ_CONTACTS)).isTrue();
}
@Test
public void sharedUidLoosesRuntimePermissionWhenLastAppDeclaringItGetsUninstalled()
throws Exception {
install(APK_THAT_REQUESTS_PERMISSIONS);
install(APK_THAT_REQUESTS_NO_PERMISSIONS);
grantPermission(PKG_THAT_REQUESTS_PERMISSIONS, READ_CONTACTS);
uninstallApp(PKG_THAT_REQUESTS_PERMISSIONS);
assertThat(isPermissionGranted(PKG_THAT_REQUESTS_NO_PERMISSIONS, READ_CONTACTS)).isFalse();
}
@Test
public void sharedUidLoosesNormalPermissionWhenLastAppDeclaringItGetsUninstalled()
throws Exception {
install(APK_THAT_REQUESTS_PERMISSIONS);
install(APK_THAT_REQUESTS_NO_PERMISSIONS);
uninstallApp(PKG_THAT_REQUESTS_PERMISSIONS);
assertThat(isPermissionGranted(PKG_THAT_REQUESTS_NO_PERMISSIONS, INTERNET)).isFalse();
}
}
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