package org.example.javalabo; import com.google.gson.Gson; import com.google.gson.annotations.SerializedName; import static org.hamcrest.MatcherAssert.assertThat; import static org.hamcrest.core.Is.is; public class GsonEnum { public static void main(String args[]) { Gson gson = new Gson(); assertThat(gson.fromJson("0", Platform.class), is(Platform.Twitter)); assertThat(gson.fromJson("1", Platform.