| // Copyright 2017 Google Inc. |
| // |
| // 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.google.crypto.tink.hybrid; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static java.nio.charset.StandardCharsets.UTF_8; |
| |
| import com.google.crypto.tink.HybridDecrypt; |
| import com.google.crypto.tink.HybridEncrypt; |
| import com.google.crypto.tink.KeyTemplates; |
| import com.google.crypto.tink.KeysetHandle; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Tests for {@link HybridEncryptFactory}. */ |
| @RunWith(JUnit4.class) |
| public class HybridEncryptFactoryTest { |
| @BeforeClass |
| public static void setUp() throws Exception { |
| HybridConfig.register(); |
| } |
| |
| @Test |
| @SuppressWarnings("deprecation") // This is a test that the deprecated function works. |
| public void deprecatedHybridEncryptFactoryGetPrimitive_sameAs_keysetHandleGetPrimitive() |
| throws Exception { |
| KeysetHandle privateHandle = |
| KeysetHandle.generateNew(KeyTemplates.get("ECIES_P256_HKDF_HMAC_SHA256_AES128_GCM")); |
| KeysetHandle publicHandle = privateHandle.getPublicKeysetHandle(); |
| |
| HybridEncrypt factoryEncrypter = HybridEncryptFactory.getPrimitive(publicHandle); |
| HybridEncrypt handleEncrypter = publicHandle.getPrimitive(HybridEncrypt.class); |
| |
| HybridDecrypt decrypter = privateHandle.getPrimitive(HybridDecrypt.class); |
| |
| byte[] plaintext = "plaintext".getBytes(UTF_8); |
| byte[] contextInfo = "contextInfo".getBytes(UTF_8); |
| byte[] factoryCiphertext = factoryEncrypter.encrypt(plaintext, contextInfo); |
| byte[] handleCiphertext = handleEncrypter.encrypt(plaintext, contextInfo); |
| assertThat(decrypter.decrypt(factoryCiphertext, contextInfo)).isEqualTo(plaintext); |
| assertThat(decrypter.decrypt(handleCiphertext, contextInfo)).isEqualTo(plaintext); |
| } |
| } |