Merge "Add test for reading tar file with PAX header." (a0efdefa) · Commits · e / os / android_frameworks_base

services/tests/servicestests/res/raw/backup_file_with_long_name

0 → 100644

+953 B

File added.

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services/tests/servicestests/src/com/android/server/backup/utils/TarBackupReaderTest.java

+45 −2

Original line number	Diff line number	Diff line
		@@ -47,6 +47,7 @@ import android.support.test.runner.AndroidJUnit4;

		import com.android.frameworks.servicestests.R;
		import com.android.server.backup.FileMetadata;
		import com.android.server.backup.RefactoredBackupManagerService;
		import com.android.server.backup.restore.PerformAdbRestoreTask;
		import com.android.server.backup.restore.RestorePolicy;
		import com.android.server.backup.testutils.PackageManagerStub;
		@@ -61,6 +62,7 @@ import org.mockito.Mock;
		import org.mockito.MockitoAnnotations;

		import java.io.InputStream;
		import java.util.Arrays;
		import java.util.List;

		@SmallTest
		@@ -71,6 +73,7 @@ public class TarBackupReaderTest {
		private static final String TELEPHONY_PACKAGE_SIGNATURE_SHA256 =
		"301aa3cb081134501c45f1422abc66c24224fd5ded5fdc8f17e697176fd866aa";
		private static final int TELEPHONY_PACKAGE_VERSION = 25;
		private static final String TEST_PACKAGE_NAME = "com.android.backup.testing";
		private static final Signature FAKE_SIGNATURE_1 = new Signature("1234");
		private static final Signature FAKE_SIGNATURE_2 = new Signature("5678");

		@@ -121,6 +124,45 @@ public class TarBackupReaderTest {
		assertThat(fileMetadata.path).isEqualTo("_manifest");
		}

		@Test
		public void readTarHeaders_backupNotEncrypted_correctlyReadsPaxHeader() throws Exception {
		// Files with long names (>100 chars) will force backup to add PAX header.
		InputStream inputStream = mContext.getResources().openRawResource(
		R.raw.backup_file_with_long_name);
		InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream(
		inputStream, null);
		TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream,
		mBytesReadListenerMock, mBackupManagerMonitorMock);

		// Read manifest file.
		FileMetadata fileMetadata = tarBackupReader.readTarHeaders();
		Signature[] signatures = tarBackupReader.readAppManifestAndReturnSignatures(
		fileMetadata);
		RestorePolicy restorePolicy = tarBackupReader.chooseRestorePolicy(
		mPackageManagerStub, false /* allowApks */, fileMetadata, signatures);

		assertThat(restorePolicy).isEqualTo(RestorePolicy.IGNORE);
		assertThat(fileMetadata.packageName).isEqualTo(TEST_PACKAGE_NAME);
		assertThat(fileMetadata.path).isEqualTo(
		RefactoredBackupManagerService.BACKUP_MANIFEST_FILENAME);

		tarBackupReader.skipTarPadding(fileMetadata.size);

		// Read actual file (PAX header will only exist here).
		fileMetadata = tarBackupReader.readTarHeaders();
		signatures = tarBackupReader.readAppManifestAndReturnSignatures(
		fileMetadata);
		restorePolicy = tarBackupReader.chooseRestorePolicy(
		mPackageManagerStub, false /* allowApks */, fileMetadata, signatures);

		assertThat(restorePolicy).isEqualTo(RestorePolicy.IGNORE);
		assertThat(fileMetadata.packageName).isEqualTo(TEST_PACKAGE_NAME);
		char[] expectedFileNameChars = new char[200];
		Arrays.fill(expectedFileNameChars, '1');
		String expectedFileName = new String(expectedFileNameChars);
		assertThat(fileMetadata.path).isEqualTo(expectedFileName);
		}

		@Test
		public void readAppManifest_backupEncrypted_correctlyParsesAppManifest() throws Exception {
		InputStream inputStream = mContext.getResources().openRawResource(
		@@ -331,7 +373,8 @@ public class TarBackupReaderTest {
		}

		@Test
		public void chooseRestorePolicy_systemAppWithBackupAgentAndRestoreAnyVersion_returnsAccept() throws Exception {
		public void chooseRestorePolicy_systemAppWithBackupAgentAndRestoreAnyVersion_returnsAccept()
		throws Exception {
		InputStream inputStream = mContext.getResources().openRawResource(
		R.raw.backup_telephony_no_password);
		InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream(
		@@ -486,5 +529,5 @@ public class TarBackupReaderTest {
		assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo(
		LOG_EVENT_ID_VERSION_OF_BACKUP_OLDER);
		}

		}