| /* |
| * 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.server.backup.encryption.chunk; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import android.platform.test.annotations.Presubmit; |
| import com.android.server.testing.FrameworkRobolectricTestRunner; |
| import com.android.server.testing.SystemLoaderPackages; |
| import com.google.common.primitives.Bytes; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.robolectric.annotation.Config; |
| |
| @RunWith(FrameworkRobolectricTestRunner.class) |
| @Config(manifest = Config.NONE, sdk = 26) |
| @SystemLoaderPackages({"com.android.server.backup"}) |
| @Presubmit |
| public class EncryptedChunkOrderingTest { |
| private static final byte[] TEST_BYTE_ARRAY_1 = new byte[] {1, 2, 3, 4, 5}; |
| private static final byte[] TEST_BYTE_ARRAY_2 = new byte[] {5, 4, 3, 2, 1}; |
| |
| @Test |
| public void testEncryptedChunkOrdering_returnsValue() { |
| EncryptedChunkOrdering encryptedChunkOrdering = |
| EncryptedChunkOrdering.create(TEST_BYTE_ARRAY_1); |
| |
| byte[] bytes = encryptedChunkOrdering.encryptedChunkOrdering(); |
| |
| assertThat(bytes) |
| .asList() |
| .containsExactlyElementsIn(Bytes.asList(TEST_BYTE_ARRAY_1)) |
| .inOrder(); |
| } |
| |
| @Test |
| public void testEquals() { |
| EncryptedChunkOrdering chunkOrdering1 = EncryptedChunkOrdering.create(TEST_BYTE_ARRAY_1); |
| EncryptedChunkOrdering equalChunkOrdering1 = |
| EncryptedChunkOrdering.create(TEST_BYTE_ARRAY_1); |
| EncryptedChunkOrdering chunkOrdering2 = EncryptedChunkOrdering.create(TEST_BYTE_ARRAY_2); |
| |
| assertThat(chunkOrdering1).isEqualTo(equalChunkOrdering1); |
| assertThat(chunkOrdering1).isNotEqualTo(chunkOrdering2); |
| } |
| |
| @Test |
| public void testHashCode() { |
| EncryptedChunkOrdering chunkOrdering1 = EncryptedChunkOrdering.create(TEST_BYTE_ARRAY_1); |
| EncryptedChunkOrdering equalChunkOrdering1 = |
| EncryptedChunkOrdering.create(TEST_BYTE_ARRAY_1); |
| EncryptedChunkOrdering chunkOrdering2 = EncryptedChunkOrdering.create(TEST_BYTE_ARRAY_2); |
| |
| int hash1 = chunkOrdering1.hashCode(); |
| int equalHash1 = equalChunkOrdering1.hashCode(); |
| int hash2 = chunkOrdering2.hashCode(); |
| |
| assertThat(hash1).isEqualTo(equalHash1); |
| assertThat(hash1).isNotEqualTo(hash2); |
| } |
| } |