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S3MockRuleTest.java
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S3MockRuleTest.java
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/*
* Copyright 2017-2023 Adobe.
*
* 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.adobe.testing.s3mock.junit4;
import static org.assertj.core.api.Assertions.assertThat;
import com.adobe.testing.s3mock.util.DigestUtil;
import com.amazonaws.services.s3.AmazonS3;
import com.amazonaws.services.s3.model.PutObjectRequest;
import java.io.File;
import java.nio.file.Files;
import org.junit.ClassRule;
import org.junit.Test;
/**
* Tests and demonstrates the usage of the {@link S3MockRule}.
*/
public class S3MockRuleTest {
@ClassRule
public static final S3MockRule S3_MOCK_RULE = S3MockRule.builder().silent().build();
private static final String BUCKET_NAME = "my-demo-test-bucket";
private static final String UPLOAD_FILE_NAME = "src/test/resources/sampleFile.txt";
private final AmazonS3 s3Client = S3_MOCK_RULE.createS3Client();
/**
* Creates a bucket, stores a file, downloads the file again and compares checksums.
*
* @throws Exception if FileStreams can not be read
*/
@Test
public void shouldUploadAndDownloadObject() throws Exception {
var uploadFile = new File(UPLOAD_FILE_NAME);
s3Client.createBucket(BUCKET_NAME);
s3Client.putObject(new PutObjectRequest(BUCKET_NAME, uploadFile.getName(), uploadFile));
var s3Object = s3Client.getObject(BUCKET_NAME, uploadFile.getName());
var uploadFileIs = Files.newInputStream(uploadFile.toPath());
var uploadHash = DigestUtil.hexDigest(uploadFileIs);
var downloadedHash = DigestUtil.hexDigest(s3Object.getObjectContent());
uploadFileIs.close();
s3Object.close();
assertThat(uploadHash).as("Up- and downloaded Files should have equal Hashes")
.isEqualTo(downloadedHash);
}
}