ImageHandler_encodeBase64_decodeBase64AndSaveAsPng

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assertj-swing-master
/**
 * 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.
 *
 * Copyright 2012-2015 the original author or authors.
 */
package org.assertj.swing.junit.ant;

import static java.io.File.separator;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.util.Files.newTemporaryFolder;
import static org.assertj.core.util.Strings.concat;
import static org.assertj.swing.assertions.Assertions.assertThat;
import static org.assertj.swing.util.ImageReader.readImageFrom;

import java.awt.image.BufferedImage;
import java.io.IOException;

import org.junit.Test;

/**
 * Tests for <code>{@link ImageHandler#encodeBase64(java.awt.image.BufferedImage)}</code> and
 * <code>{@link ImageHandler#decodeBase64AndSaveAsPng(String, String)}</code>.
 * 
 * @author Alex Ruiz
 */
public class ImageHandler_encodeBase64_decodeBase64AndSaveAsPng_Test extends ImageHandler_TestCase {

  @Test
  public void should_Encode_Image_And_Save_It_Decoded_As_File() throws IOException {
    String path = concat(newTemporaryFolder(), separator, "image.png");
    BufferedImage imageToEncode = screenshotTaker.takeDesktopScreenshot();
    String encoded = ImageHandler.encodeBase64(imageToEncode);
    assertThat(ImageHandler.decodeBase64AndSaveAsPng(encoded, path)).isEmpty();
    BufferedImage savedImage = readImageFrom(path);
    assertThat(savedImage).isEqualTo(imageToEncode);
  }
}