src/test/java/pta/de/api/VersionInfoTest.java

package pta.de.api;

import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;

import java.io.IOException;

import static org.junit.Assert.assertEquals;

public class VersionInfoTest {

    @Test
    public void testGetVersionInfo() throws IOException {
        VersionInfo vi = new VersionInfo();
        vi.setBackendVersion("123");

        ObjectMapper om = new ObjectMapper();
        String jsonString = om.writeValueAsString(vi);

        VersionInfo vi2 = om.readValue(jsonString, VersionInfo.class);

        assertEquals(vi.getBackendVersion(), vi2.getBackendVersion());
    }
}