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Add 4 test cases: placeThreeBids, placeOneLimitOrderAsk, placeOneLimitOrderAskOneMarketOrderAsk, placeTwoStopLimitBids #20

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Add 4 test cases: placeThreeBids, placeOneLimitOrderAsk, placeOneLimitOrderAskOneMarketOrderAsk, placeTwoStopLimitBids #20

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164 changes: 164 additions & 0 deletions src/test/testOrderBook.java
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,10 @@
import OrderBook.Side;
import org.junit.jupiter.api.Test;

import static OrderBook.OrderType.MARKET_ORDER;
import static OrderBook.OrderType.LIMIT_ORDER;
import static OrderBook.OrderType.STOP_LIMIT_ORDER;

import static org.junit.jupiter.api.Assertions.*;

class testOrderBook {
Expand Down Expand Up @@ -168,4 +172,164 @@ void placeTwoAsk() {
assertEquals(-1f, testSubject.bestBidPrice);
assertEquals(1.8f, testSubject.sittingVolume);
}

@Test
void placeThreeBids() {
// Init and checking start conditions
OrderBook testSubject = new OrderBook();
assertEquals(0, testSubject.asks.size());
assertEquals(0, testSubject.bids.size());
assertEquals(-1f, testSubject.bestAskPrice);
assertEquals(-1f, testSubject.bestBidPrice);
assertEquals(0f, testSubject.sittingVolume);
//Operation
Order newBid = new Order(5.3f, 0.3f, Side.BID, 1677598183L);
testSubject.placeOrder(newBid);
//Checking Operation
assertEquals(0, testSubject.asks.size());
assertEquals(1, testSubject.bids.size());
assertEquals(5.3f, testSubject.bids.getFirst().price);
assertEquals(0.3f, testSubject.bids.getFirst().size);
assertEquals(1677598183L, testSubject.bids.getFirst().createdTs);
assertEquals(-1f, testSubject.bestAskPrice);
assertEquals(5.3f, testSubject.bestBidPrice);
assertEquals(0.3f, testSubject.sittingVolume);
//Operation
Order newBid2 = new Order(8.1f, 1.1f, Side.BID, 1677598184L);
testSubject.placeOrder(newBid2);
//Checking Operation
assertEquals(0, testSubject.asks.size());
assertEquals(2, testSubject.bids.size());
assertEquals(5.3f, testSubject.bids.getFirst().price);
assertEquals(0.3f, testSubject.bids.getFirst().size);
assertEquals(1677598183L, testSubject.bids.getFirst().createdTs);
assertEquals(8.1f, testSubject.bids.getLast().price);
assertEquals(1.1f, testSubject.bids.getLast().size);
assertEquals(1677598182L, testSubject.bids.getLast().createdTs);
assertEquals(-1f, testSubject.bestAskPrice);
assertEquals(8.1f, testSubject.bestBidPrice);
assertEquals(1.4f, testSubject.sittingVolume);
//Operation
Order newBid3 = new Order(2.0f, 1.0f, Side.BID, 1677598185L);
testSubject.placeOrder(newBid3);
//Checking Operation
assertEquals(0, testSubject.asks.size());
assertEquals(3, testSubject.bids.size());
assertEquals(5.3f, testSubject.bids.getFirst().price);
assertEquals(0.3f, testSubject.bids.getFirst().size);
assertEquals(1677598183L, testSubject.bids.getFirst().createdTs);
assertEquals(2.0f, testSubject.bids.getLast().price);
assertEquals(1.0f, testSubject.bids.getLast().size);
assertEquals(1677598185L, testSubject.bids.getLast().createdTs);
assertEquals(-1f, testSubject.bestAskPrice);
assertEquals(8.1f, testSubject.bestBidPrice);
assertEquals(2.4f, testSubject.sittingVolume);
}

@Test
void placeOneLimitOrderAsk() {
// Init and checking start conditions
OrderBook testSubject = new OrderBook();
assertEquals(0, testSubject.asks.size());
assertEquals(0, testSubject.bids.size());
assertEquals(-1f, testSubject.bestAskPrice);
assertEquals(-1f, testSubject.bestBidPrice);
assertEquals(0f, testSubject.sittingVolume);
// Operation
Order newLIMIT = new Order("uuid", "product", 1.0f, 5.0f,
LIMIT_ORDER, false, Side.ASK, 1677598186L);
testSubject.placeOrder(newLIMIT);
// Checking Operation
assertEquals(1, testSubject.asks.size());
assertEquals(0, testSubject.bids.size());
assertEquals(1.0f, testSubject.asks.getFirst().size);
assertEquals(5.0f, testSubject.asks.getFirst().price);
assertEquals(1677598186L, testSubject.asks.getFirst().createdTs);
assertEquals(1.0f, testSubject.asks.getLast().size);
assertEquals(5.0f, testSubject.asks.getLast().price);
assertEquals(1677598186L, testSubject.asks.getLast().createdTs);
assertEquals(5.0f, testSubject.bestAskPrice);
assertEquals(-1f, testSubject.bestBidPrice);
assertEquals(1.0f, testSubject.sittingVolume);
}

@Test
void placeOneLimitOrderAskOneMarketOrderAsk() {
// Init and checking start conditions
OrderBook testSubject = new OrderBook();
assertEquals(0, testSubject.asks.size());
assertEquals(0, testSubject.bids.size());
assertEquals(-1f, testSubject.bestAskPrice);
assertEquals(-1f, testSubject.bestBidPrice);
assertEquals(0f, testSubject.sittingVolume);
// Operation
Order newLimit = new Order("uuid", "product", 1.0f, 5.0f,
LIMIT_ORDER, false, Side.ASK, 1677598186L);
testSubject.placeOrder(newLimit);
// Checking Operation
assertEquals(1, testSubject.asks.size());
assertEquals(0, testSubject.bids.size());
assertEquals(1.0f, testSubject.asks.getFirst().size);
assertEquals(5.0f, testSubject.asks.getFirst().price);
assertEquals(1677598186L, testSubject.asks.getFirst().createdTs);
assertEquals(1.0f, testSubject.asks.getFirst().size);
assertEquals(5.0f, testSubject.asks.getFirst().price);
assertEquals(1677598186L, testSubject.asks.getFirst().createdTs);
assertEquals(5.0f, testSubject.bestAskPrice);
assertEquals(-1f, testSubject.bestBidPrice);
assertEquals(1.0f, testSubject.sittingVolume);
// Operation
Order newMarket = new Order("uuid", "product", 2.0f, 10.0f,
MARKET_ORDER, false, Side.ASK, 1677598187L);
testSubject.placeOrder(newMarket);
// Checking Operation
assertEquals(2, testSubject.asks.size());
assertEquals(0, testSubject.bids.size());
assertEquals(1.0f, testSubject.asks.getFirst().size);
assertEquals(5.0f, testSubject.asks.getFirst().price);
assertEquals(1677598186L, testSubject.asks.getFirst().createdTs);
assertEquals(2.0f, testSubject.asks.getLast().size);
assertEquals(10.0f, testSubject.asks.getLast().price);
assertEquals(1677598187L, testSubject.asks.getLast().createdTs);
assertEquals(10.0f, testSubject.bestAskPrice);
assertEquals(-1f, testSubject.bestBidPrice);
assertEquals(3.0f, testSubject.sittingVolume);
}

@Test
void placeTwoStopLimitBids(){
OrderBook testSubject = new OrderBook();
//Operation
Order newStopLimit = new Order("uuid", "product", 3.0f, 5.0f,
STOP_LIMIT_ORDER, false, Side.BID, 1677598188L);
testSubject.placeOrder(newStopLimit);
// Checking Operation
assertEquals(0, testSubject.asks.size());
assertEquals(1, testSubject.bids.size());
assertEquals(3.0f, testSubject.asks.getFirst().size);
assertEquals(5.0f, testSubject.asks.getFirst().price);
assertEquals(1677598188L, testSubject.asks.getFirst().createdTs);
assertEquals(3.0f, testSubject.asks.getLast().size);
assertEquals(5.0f, testSubject.asks.getLast().price);
assertEquals(1677598188L, testSubject.asks.getLast().createdTs);
assertEquals(5.0f, testSubject.bestAskPrice);
assertEquals(-1f, testSubject.bestBidPrice);
assertEquals(3.0f, testSubject.sittingVolume);
//Operation
Order newStopLimit2 = new Order("uuid", "product", 4.0f, 9.0f,
STOP_LIMIT_ORDER, false, Side.BID, 1677598189L);
testSubject.placeOrder(newStopLimit2);
// Checking Operation
assertEquals(0, testSubject.asks.size());
assertEquals(2, testSubject.bids.size());
assertEquals(3.0f, testSubject.asks.getFirst().size);
assertEquals(5.0f, testSubject.asks.getFirst().price);
assertEquals(1677598188L, testSubject.asks.getFirst().createdTs);
assertEquals(4.0f, testSubject.asks.getLast().size);
assertEquals(9.0f, testSubject.asks.getLast().price);
assertEquals(1677598189L, testSubject.asks.getLast().createdTs);
assertEquals(9.0f, testSubject.bestAskPrice);
assertEquals(-1f, testSubject.bestBidPrice);
assertEquals(7.0f, testSubject.sittingVolume);
}
}