package com.xeiam.xchange.justcoin.service.marketdata;
import static org.fest.assertions.api.Assertions.assertThat;
import java.io.IOException;
import java.io.InputStream;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.List;
import org.junit.Before;
import org.junit.Test;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.xeiam.xchange.currency.CurrencyPair;
import com.xeiam.xchange.dto.marketdata.OrderBook;
import com.xeiam.xchange.dto.trade.LimitOrder;
import com.xeiam.xchange.justcoin.JustcoinAdapters;
import com.xeiam.xchange.justcoin.dto.marketdata.JustcoinDepth;
/**
* @author jamespedwards42
*/
public class JustcoinDepthTest {
private JustcoinDepth justcoinDepth;
@Before
public void before() {
// initialize expected values
final List<BigDecimal> bid = new ArrayList<BigDecimal>();
bid.add(new BigDecimal("835.000"));
bid.add(new BigDecimal("0.05450"));
final List<BigDecimal> ask = new ArrayList<BigDecimal>();
ask.add(new BigDecimal("844.950"));
ask.add(new BigDecimal("0.02000"));
final List<List<BigDecimal>> bids = new ArrayList<List<BigDecimal>>();
bids.add(bid);
final List<List<BigDecimal>> asks = new ArrayList<List<BigDecimal>>();
asks.add(ask);
justcoinDepth = new JustcoinDepth(bids, asks);
}
@Test
public void testUnmarshal() throws IOException {
// Read in the JSON from the example resources
final InputStream is = JustcoinDepthTest.class.getResourceAsStream("/marketdata/example-depth-data.json");
// Use Jackson to parse it
final ObjectMapper mapper = new ObjectMapper();
final JustcoinDepth orderBook = mapper.readValue(is, JustcoinDepth.class);
// Verify that the example data was unmarshalled correctly
assertThat(orderBook.getBids().get(0)).isEqualTo(justcoinDepth.getBids().get(0));
assertThat(orderBook.getAsks().get(0)).isEqualTo(justcoinDepth.getAsks().get(0));
assertThat(orderBook.getBids().size()).isEqualTo(43);
assertThat(orderBook.getAsks().size()).isEqualTo(41);
}
@Test
public void testAdapter() {
final OrderBook orderBook = JustcoinAdapters.adaptOrderBook(CurrencyPair.BTC_USD, justcoinDepth);
final LimitOrder ask = orderBook.getAsks().get(0);
assertThat(ask.getTradableAmount()).isEqualTo(justcoinDepth.getAsks().get(0).get(1));
assertThat(ask.getLimitPrice()).isEqualTo(justcoinDepth.getAsks().get(0).get(0));
final LimitOrder bid = orderBook.getBids().get(0);
assertThat(bid.getTradableAmount()).isEqualTo(justcoinDepth.getBids().get(0).get(1));
assertThat(bid.getLimitPrice()).isEqualTo(justcoinDepth.getBids().get(0).get(0));
}
}