package impl;

import api.classes.Compute;

import api.classes.Support;

import java.util.Collections;

import java.util.List;

import java.util.Map;

public class Impl {

    public static void main(String[] args) {

        class ProviderWrittenAgainstVersion1 extends Compute {

            @Override

            public List<String> getData() {

                return Collections.singletonList("Hello");

            }

        }

        int index1 = Support.searchByDescription("Hello", new ProviderWrittenAgainstVersion1());

        assert index1 == 0;

        int index2 = Support.searchByDescription("Unknown", new ProviderWrittenAgainstVersion1());

        assert index2 == -1;

        class ProviderWrittenAgainstVersion2 extends Compute {

            @Override

            public List<String> getData() {

                return Collections.singletonList("Hello");

            }

            @Override

            public Map<String, String> getDataAndDescription() {

                return Collections.singletonMap("Hello", "Says hello");

            }

        }

        int index3 = Support.searchByDescription("Says hello", new ProviderWrittenAgainstVersion2());

        assert index3 == 0;

    }

}