services/dlab-model/src/test/java/com/epam/dlab/dto/status/EnvStatusDTOTest.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.epam.dlab.dto.status;

import com.epam.dlab.dto.UserInstanceStatus;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

import static org.junit.Assert.assertEquals;

public class EnvStatusDTOTest {

	private static String getJsonString(Object object) throws JsonProcessingException {
		ObjectMapper objectMapper = new ObjectMapper().setSerializationInclusion(JsonInclude.Include.NON_NULL);
		return objectMapper.writeValueAsString(object);
	}

	private static <T> T getJsonObject(String string, Class<T> objectType) throws IOException {
		ObjectMapper objectMapper = new ObjectMapper();
		return objectMapper.readValue(string, objectType);
	}

	@Test
	public void serde() throws IOException {
		List<EnvResource> hosts1 = new ArrayList<EnvResource>();
		hosts1.add(new EnvResource().withId("1"));
		hosts1.add(new EnvResource().withId("2"));
		hosts1.add(new EnvResource().withId("3").withStatus("state3"));
		assertEquals(hosts1.get(0).getId(), "1");
		assertEquals(hosts1.get(2).getStatus(), "state3");

		List<EnvResource> clusters1 = new ArrayList<EnvResource>();
		clusters1.add(new EnvResource().withId("10"));
		clusters1.add(new EnvResource().withId("11"));
		assertEquals(clusters1.get(0).getId(), "10");

		EnvResourceList r1 = new EnvResourceList()
				.withHostList(hosts1).withClusterList(clusters1);
		assertEquals(r1.getHostList().get(1).getId(), "2");
		assertEquals(r1.getHostList().get(2).getId(), "3");
		assertEquals(r1.getClusterList().get(1).getId(), "11");

		EnvStatusDTO rs1 = new EnvStatusDTO()
				.withUser("user1")
				.withUptime(new Date())
				.withStatus(UserInstanceStatus.CREATED)
				.withErrorMessage("errorMessage1")
				.withResourceList(r1);
		assertEquals(rs1.getResourceList().getHostList().get(0).getId(), "1");
		assertEquals(rs1.getResourceList().getClusterList().get(0).getId(), "10");

		String json1 = getJsonString(rs1);

		EnvStatusDTO rs2 = getJsonObject(json1, EnvStatusDTO.class);
		String json2 = getJsonString(rs2);
		assertEquals(rs1.getUser(), rs2.getUser());
		assertEquals(rs1.getUptime(), rs2.getUptime());
		assertEquals(rs1.getStatus(), rs2.getStatus());
		assertEquals(rs1.getErrorMessage(), rs2.getErrorMessage());
		assertEquals(rs1.getResourceList().getHostList().size(), rs2.getResourceList().getHostList().size());
		assertEquals(rs1.getResourceList().getClusterList().size(), rs2.getResourceList().getClusterList().size());

		assertEquals("Json SerDe error", json1, json2);
	}
}