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Add OAuth2AuthCredentials class and tests
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gcloud-java-core/src/test/java/com/google/cloud/AuthCredentialsTest.java
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/* | ||
* Copyright 2016 Google Inc. All Rights Reserved. | ||
* | ||
* 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. | ||
*/ | ||
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package com.google.cloud; | ||
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import static com.google.common.base.Charsets.UTF_8; | ||
import static org.junit.Assert.assertArrayEquals; | ||
import static org.junit.Assert.assertEquals; | ||
import static org.junit.Assert.assertNull; | ||
import static org.junit.Assert.assertSame; | ||
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import com.google.auth.oauth2.AccessToken; | ||
import com.google.auth.oauth2.ServiceAccountCredentials; | ||
import com.google.cloud.AuthCredentials.OAuth2AuthCredentials; | ||
import com.google.cloud.AuthCredentials.ServiceAccountAuthCredentials; | ||
import com.google.common.io.BaseEncoding; | ||
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import org.junit.BeforeClass; | ||
import org.junit.Test; | ||
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import java.io.ByteArrayInputStream; | ||
import java.io.IOException; | ||
import java.security.InvalidKeyException; | ||
import java.security.KeyFactory; | ||
import java.security.NoSuchAlgorithmException; | ||
import java.security.PrivateKey; | ||
import java.security.Signature; | ||
import java.security.SignatureException; | ||
import java.security.spec.InvalidKeySpecException; | ||
import java.security.spec.PKCS8EncodedKeySpec; | ||
import java.util.Date; | ||
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public class AuthCredentialsTest { | ||
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private static final String ACCESS_TOKEN = "accessToken"; | ||
private static final Date EXPIRATION_DATE = new Date(); | ||
private static final String SERVICE_ACCOUNT = "[email protected]"; | ||
private static final String PRIVATE_KEY_STRING = "MIICdwIBADANBgkqhkiG9w0BAQEFAASCAmEwggJdAgEAAoG" | ||
+ "BAL2xolH1zrISQ8+GzOV29BNjjzq4/HIP8Psd1+cZb81vDklSF+95wB250MSE0BDc81pvIMwj5OmIfLg1NY6uB1xav" | ||
+ "OPpVdx1z664AGc/BEJ1zInXGXaQ6s+SxGenVq40Yws57gikQGMZjttpf1Qbz4DjkxsbRoeaRHn06n9pH1ejAgMBAAE" | ||
+ "CgYEAkWcm0AJF5LMhbWKbjkxm/LG06UNApkHX6vTOOOODkonM/qDBnhvKCj8Tan+PaU2j7679Cd19qxCm4SBQJET7e" | ||
+ "BhqLD9L2j9y0h2YUQnLbISaqUS1/EXcr2C1Lf9VCEn1y/GYuDYqs85rGoQ4ZYfM9ClROSq86fH+cbIIssqJqukCQQD" | ||
+ "18LjfJz/ichFeli5/l1jaFid2XoCH3T6TVuuysszVx68fh60gSIxEF/0X2xB+wuPxTP4IQ+t8tD/ktd232oWXAkEAx" | ||
+ "XPych2QBHePk9/lek4tOkKBgfnDzex7S/pI0G1vpB3VmzBbCsokn9lpOv7JV8071GDlW/7R6jlLfpQy3hN31QJAE10" | ||
+ "osSk99m5Uv8XDU3hvHnywDrnSFOBulNs7I47AYfSe7TSZhPkxUgsxejddTR27JLyTI8N1PxRSE4feNSOXcQJAMMKJR" | ||
+ "JT4U6IS2rmXubREhvaVdLtxFxEnAYQ1JwNfZm/XqBMw6GEy2iaeTetNXVlZRQEIoscyn1y2v/No/F5iYQJBAKBOGAS" | ||
+ "oQcBjGTOg/H/SfcE8QVNsKEpthRrs6CkpT80aZ/AV+ksfoIf2zw2M3mAHfrO+TBLdz4sicuFQvlN9SEc="; | ||
private static final String JSON_KEY = "{\n" | ||
+ " \"private_key_id\": \"somekeyid\",\n" | ||
+ " \"private_key\": \"-----BEGIN PRIVATE KEY-----\\n" + PRIVATE_KEY_STRING | ||
+ "\\n-----END PRIVATE KEY-----\\n\",\n" | ||
+ " \"client_email\": \"[email protected]\",\n" | ||
+ " \"client_id\": \"someclientid.apps.googleusercontent.com\",\n" | ||
+ " \"type\": \"service_account\"\n" | ||
+ "}"; | ||
private static final AuthCredentials NO_AUTH_CREDENTIALS = AuthCredentials.noAuth(); | ||
private static final OAuth2AuthCredentials OAUTH2_AUTH_CREDENTIALS = | ||
AuthCredentials.createFor(ACCESS_TOKEN, EXPIRATION_DATE); | ||
private static final byte[] BYTES_TO_SIGN = PRIVATE_KEY_STRING.getBytes(UTF_8); | ||
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private static PrivateKey privateKey; | ||
private static byte[] signedBytes; | ||
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@BeforeClass | ||
public static void beforeClass() throws NoSuchAlgorithmException, InvalidKeySpecException, | ||
InvalidKeyException, SignatureException { | ||
KeyFactory keyFactory = KeyFactory.getInstance("RSA"); | ||
privateKey = keyFactory.generatePrivate( | ||
new PKCS8EncodedKeySpec(BaseEncoding.base64().decode(PRIVATE_KEY_STRING))); | ||
Signature signature = Signature.getInstance("SHA256withRSA"); | ||
signature.initSign(privateKey); | ||
signature.update(BYTES_TO_SIGN); | ||
signedBytes = signature.sign(); | ||
} | ||
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@Test | ||
public void testNoAuthCredentials() { | ||
assertSame(NO_AUTH_CREDENTIALS, AuthCredentials.noAuth()); | ||
assertNull(NO_AUTH_CREDENTIALS.credentials()); | ||
} | ||
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@Test | ||
public void testOAuth2AuthCredentials() { | ||
AccessToken accessToken = OAUTH2_AUTH_CREDENTIALS.credentials().getAccessToken(); | ||
assertEquals(ACCESS_TOKEN, accessToken.getTokenValue()); | ||
assertEquals(EXPIRATION_DATE, accessToken.getExpirationTime()); | ||
OAuth2AuthCredentials oAuth2AuthCredentials = | ||
AuthCredentials.createFor(ACCESS_TOKEN); | ||
accessToken = oAuth2AuthCredentials.credentials().getAccessToken(); | ||
assertEquals(ACCESS_TOKEN, accessToken.getTokenValue()); | ||
assertNull(accessToken.getExpirationTime()); | ||
} | ||
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@Test | ||
public void testServiceAccountFromJson() throws IOException, SignatureException { | ||
ServiceAccountAuthCredentials serviceAccountAuthCredentials = | ||
AuthCredentials.createForJson(new ByteArrayInputStream(JSON_KEY.getBytes())); | ||
ServiceAccountCredentials credentials = serviceAccountAuthCredentials.credentials(); | ||
assertEquals(SERVICE_ACCOUNT, serviceAccountAuthCredentials.account()); | ||
assertEquals(SERVICE_ACCOUNT, credentials.getClientEmail()); | ||
assertEquals(privateKey, credentials.getPrivateKey()); | ||
assertArrayEquals(signedBytes, serviceAccountAuthCredentials.sign(BYTES_TO_SIGN)); | ||
} | ||
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@Test | ||
public void testServiceAccountFromKey() throws IOException, SignatureException { | ||
ServiceAccountAuthCredentials serviceAccountAuthCredentials = | ||
AuthCredentials.createFor(SERVICE_ACCOUNT, privateKey); | ||
ServiceAccountCredentials credentials = serviceAccountAuthCredentials.credentials(); | ||
assertEquals(SERVICE_ACCOUNT, serviceAccountAuthCredentials.account()); | ||
assertEquals(SERVICE_ACCOUNT, credentials.getClientEmail()); | ||
assertEquals(privateKey, credentials.getPrivateKey()); | ||
assertArrayEquals(signedBytes, serviceAccountAuthCredentials.sign(BYTES_TO_SIGN)); | ||
} | ||
} |
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