/*
* Copyright 2013 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.
*/
package com.google.appengine.tck.images;
import java.io.IOException;
import com.google.appengine.api.images.Image;
import com.google.appengine.api.images.ImagesService.OutputEncoding;
import com.google.appengine.api.images.ImagesServiceFactory;
import com.google.appengine.api.images.Transform;
import com.google.appengine.tck.env.Environment;
import org.jboss.arquillian.junit.Arquillian;
import org.junit.Test;
import org.junit.runner.RunWith;
/**
* Tests tiff file.
*
* @author hchen@google.com (Hannah Chen)
*/
@RunWith(Arquillian.class)
public class TifImageTest extends ImagesServiceTestBase {
private static final String BEACH_TIF = "beach.tif";
private static final OutputEncoding[] OUTPUT_ENCODE = {OutputEncoding.JPEG, OutputEncoding.PNG};
@Test
public void testResize() throws IOException {
assumeEnvironment(Environment.APPSPOT, Environment.CAPEDWARF);
int resizeWidth = 150;
int resizeHeigh = 150;
Transform transform = ImagesServiceFactory.makeResize(resizeWidth, resizeHeigh);
assertTransformation(transform, "Resize");
}
@Test
public void testRotate() throws IOException {
assumeEnvironment(Environment.APPSPOT, Environment.CAPEDWARF);
int rotageDegree = 90;
Transform transform = ImagesServiceFactory.makeRotate(rotageDegree);
assertTransformation(transform, "Rotate");
}
@Test
public void testHorizontalFlip() throws IOException {
assumeEnvironment(Environment.APPSPOT, Environment.CAPEDWARF);
Transform transform = ImagesServiceFactory.makeHorizontalFlip();
assertTransformation(transform, "HorizontalFlip");
}
@Test
public void testVerticalFlip() throws IOException {
assumeEnvironment(Environment.APPSPOT, Environment.CAPEDWARF);
Transform transform = ImagesServiceFactory.makeVerticalFlip();
assertTransformation(transform, "VerticalFlip");
}
@Test
public void testCrop() throws IOException {
assumeEnvironment(Environment.APPSPOT, Environment.CAPEDWARF);
double cropLeftX = 0.0;
double cropTopY = 0.0;
double cropRightX = 0.5;
double cropBottomY = 0.5;
Transform transform = ImagesServiceFactory.makeCrop(
cropLeftX,
cropTopY,
cropRightX,
cropBottomY
);
assertTransformation(transform, "Crop");
}
@Test
public void testFeelingLucky() throws IOException {
assumeEnvironment(Environment.APPSPOT);
Transform transform = ImagesServiceFactory.makeImFeelingLucky();
assertTransformation(transform, "ImFeelingLucky");
}
private void assertTransformation(Transform transform, String transformType) throws IOException {
String expectedImage = "beach" + transformType + ".";
for (OutputEncoding outType : OUTPUT_ENCODE) {
String expectImageFile = expectedImage + outType.toString().toLowerCase();
Image expected = readImage(expectImageFile);
Image image = readImage(BEACH_TIF);
Image transImg = imagesService.applyTransform(transform, image, outType);
assertImages(transform, expected, transImg);
}
}
}