Simple java json utils for testing

JSONUtils.java

import com.google.gson.Gson;
import org.skyscreamer.jsonassert.JSONAssert;

import static org.junit.Assert.fail;

public final class JSONUtils {
    private static final Gson gson = new Gson();

    public static void assertValidJson(String jsonInString) {
        try {
            gson.fromJson(jsonInString, Object.class);
        } catch(com.google.gson.JsonSyntaxException ex) {
            fail(ex.getMessage());
        }
    }

    public static void assertJSONContains(String expected, String actual) {
        try {
            JSONAssert.assertEquals(expected, actual, false);
        } catch (Exception e) {
            fail(e.getMessage());
        }
    }
}