package org.ff4j.utils.json;
/*
* #%L
* ff4j-web
* %%
* Copyright (C) 2013 - 2014 Ff4J
* %%
* 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.
* #L%
*/
import java.io.ByteArrayOutputStream;
import java.util.Map;
import org.codehaus.jackson.map.ObjectMapper;
import org.ff4j.FF4j;
import org.ff4j.core.Feature;
import org.junit.Assert;
import org.junit.Test;
public class FeatureJsonParserTest {
/** Jackson Mapper. */
protected ObjectMapper mapper = new ObjectMapper();
/** Sample in MempryStore. */
private final FF4j ff4j = new FF4j("test-ff4j-parser.xml");
@Test
public void testMarshaling() throws Exception {
Map <String, Feature> features = ff4j.getFeatures();
for (String key : features.keySet()) {
// Check serialised
assertMarshalling(features.get(key));
System.out.println(features.get(key).toJson());
Feature f1 = FeatureJsonParser.parseFeature(features.get(key).toJson());
assertMarshalling(f1);
}
}
@Test
public void testArrays() throws Exception {
Map <String, Feature> features = ff4j.getFeatures();
int idx = 0;
Feature[] f= new Feature[features.size()];
for (String feature : features.keySet()) {
f[idx] = features.get(feature);
idx++;
}
String featuresArrayAsJson = marshallWithJackson(f);
Feature[] ff = FeatureJsonParser.parseFeatureArray(featuresArrayAsJson);
Assert.assertEquals(ff4j.getFeatures().size(), ff.length);
}
/**
* Check cutom (fast) serialization against Jackson.
*
* @param f
* current feature
* @return feature serialized as JSON
* @throws Exception
* error occured
*/
private String marshallWithJackson(Feature f) throws Exception {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
mapper.writeValue(baos, f);
return new StringBuilder().append(baos).toString();
}
/**
* Check cutom (fast) serialization against Jackson.
*
* @param f
* current feature
* @return feature serialized as JSON
* @throws Exception
* error occured
*/
private String marshallWithJackson(Feature[] f) throws Exception {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
mapper.writeValue(baos, f);
return new StringBuilder().append(baos).toString();
}
/**
* Check serialized string against json serializer.
*
* @param json
* json value
* @param feat
* feature
**/
private void assertMarshalling(Feature feat) throws Exception {
Assert.assertEquals(marshallWithJackson(feat), feat.toJson());
Assert.assertEquals(ff4j.getFeatures().get(feat.getUid()).toJson(), feat.toJson());
}
}