/*
* Copyright 2016 flipkart.com zjsonpatch.
*
* 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.flipkart.zjsonpatch;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ArrayNode;
import org.apache.commons.io.IOUtils;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import java.io.IOException;
import java.io.InputStream;
import java.util.Random;
/**
* Unit test
*/
public class JsonDiffTest {
static ObjectMapper objectMapper = new ObjectMapper();
static ArrayNode jsonNode;
@BeforeClass
public static void beforeClass() throws IOException {
String path = "/testdata/sample.json";
InputStream resourceAsStream = JsonDiffTest.class.getResourceAsStream(path);
String testData = IOUtils.toString(resourceAsStream, "UTF-8");
jsonNode = (ArrayNode) objectMapper.readTree(testData);
}
@Test
public void testSampleJsonDiff() throws Exception {
for (int i = 0; i < jsonNode.size(); i++) {
JsonNode first = jsonNode.get(i).get("first");
JsonNode second = jsonNode.get(i).get("second");
System.out.println("Test # " + i);
System.out.println(first);
System.out.println(second);
JsonNode actualPatch = JsonDiff.asJson(first, second);
System.out.println(actualPatch);
JsonNode secondPrime = JsonPatch.apply(actualPatch, first);
System.out.println(secondPrime);
Assert.assertTrue(second.equals(secondPrime));
}
}
@Test
public void testGeneratedJsonDiff() throws Exception {
Random random = new Random();
for (int i = 0; i < 1000; i++) {
JsonNode first = TestDataGenerator.generate(random.nextInt(10));
JsonNode second = TestDataGenerator.generate(random.nextInt(10));
JsonNode actualPatch = JsonDiff.asJson(first, second);
System.out.println("Test # " + i);
System.out.println(first);
System.out.println(second);
System.out.println(actualPatch);
JsonNode secondPrime = JsonPatch.apply(actualPatch, first);
System.out.println(secondPrime);
Assert.assertTrue(second.equals(secondPrime));
}
}
}