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package org.netbeans.html.json.impl;

import java.io.IOException;

import java.io.InputStream;

import java.util.HashMap;

import java.util.Map;

import net.java.html.BrwsrCtx;

import net.java.html.json.Models;

import net.java.html.json.Person;

import org.apidesign.html.context.spi.Contexts;

import org.apidesign.html.json.spi.JSONCall;

import org.apidesign.html.json.spi.Transfer;

import static org.testng.Assert.*;

import org.testng.annotations.Test;

/**

 *

 * @author Jaroslav Tulach

 */

public class OnReceiveTest {

    @Test public void performJSONCall() {

        MockTrans mt = new MockTrans();

        BrwsrCtx ctx = Contexts.newBuilder().register(Transfer.class, mt, 1).build();

        Employee e = Models.bind(new Employee(), ctx);

        e.setCall(null);

        Person p = new Person();

        mt.result = new HashMap<String, String>();

        mt.result.put("firstName", "Jarda");

        mt.result.put("lastName", "Tulach");

        e.changePersonalities(1, 2.0, "3", p);

        final Call c = e.getCall();

        assertNotNull(c, "A call has been made");

        assertEquals(c.getI(), 1);

        assertEquals(c.getD(), 2.0);

        assertEquals(c.getS(), "3");

        assertEquals(c.getP(), p);

        assertEquals(c.getData().size(), 1, "One result sent over wire");

        assertEquals(c.getData().get(0).getFirstName(), "Jarda");

        assertEquals(c.getData().get(0).getLastName(), "Tulach");

    }

    public static class MockTrans implements Transfer {

        Map<String,String> result;

        @Override

        public void extract(Object obj, String[] props, Object[] values) {

            assertTrue(obj instanceof Map, "It is a map: " + obj);

            Map<?,?> mt = (Map<?,?>) obj;

            for (int i = 0; i < props.length; i++) {

                values[i] = mt.get(props[i]);

            }

        }

        @Override

        public Object toJSON(InputStream is) throws IOException {

            throw new IOException();

        }

        @Override

        public void loadJSON(JSONCall call) {

            Object r = result;

            assertNotNull(r, "We need a reply!");

            result = null;

            call.notifySuccess(r);

        }

    }

}