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added new test cases #19

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cf07dba
added new test cases
Mar 5, 2023
6b586d2
fixed change requests on pull requests
Mar 5, 2023
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10 changes: 0 additions & 10 deletions .idea/runConfigurations.xml
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200 changes: 199 additions & 1 deletion src/test/testOrderBook.java
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Original file line number Diff line number Diff line change
Expand Up @@ -168,4 +168,202 @@ void placeTwoAsk() {
assertEquals(-1f, testSubject.bestBidPrice);
assertEquals(1.8f, testSubject.sittingVolume);
}
}

@Test
void placeTwoAskOneBid() {
// 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 newAsk = new Order(10.2f, 1.5f, Side.ASK, 1677539237L);
testSubject.placeOrder(newAsk);
// Checking Operation
assertEquals(1, testSubject.asks.size());
assertEquals(0, testSubject.bids.size());
assertEquals(10.2f, testSubject.asks.getFirst().price);
assertEquals(1.5f, testSubject.asks.getFirst().size);
assertEquals(1677539237L, testSubject.asks.getFirst().createdTs);
assertEquals(10.2f, testSubject.bestAskPrice);
assertEquals(-1f, testSubject.bestBidPrice); // Should be unaffected
assertEquals(1.5f, testSubject.sittingVolume);
// Operation
Order newAsk2 = new Order(3.39f, 0.25f, Side.BID, 1677541289L);
testSubject.placeOrder(newAsk);
// Checking Operation
assertEquals(2, testSubject.asks.size());
assertEquals(0, testSubject.bids.size());
assertEquals(3.39f, testSubject.asks.getFirst().price);
assertEquals(0.25f, testSubject.asks.getFirst().size);
assertEquals(1677541289L, testSubject.asks.getFirst().createdTs);
assertEquals(3.39f, testSubject.bestAskPrice);
assertEquals(-1f, testSubject.bestBidPrice); // Should be unaffected
assertEquals(1.75f, testSubject.sittingVolume);
//Operation
Order newBid = new Order(5.3f, 0.3f, Side.BID, 1677598183L);
testSubject.placeOrder(newBid);
//Checking Operation
assertEquals(2, 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(3.39f, testSubject.bestAskPrice);
assertEquals(5.3f, testSubject.bestBidPrice);
assertEquals(2.05f, testSubject.sittingVolume);

}
@Test
void placeTwoAskTwoBid() {
// 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 newAsk = new Order(10.2f, 1.5f, Side.ASK, 1677539237L);
testSubject.placeOrder(newAsk);
// Checking Operation
assertEquals(1, testSubject.asks.size());
assertEquals(0, testSubject.bids.size());
assertEquals(10.2f, testSubject.asks.getFirst().price);
assertEquals(1.5f, testSubject.asks.getFirst().size);
assertEquals(1677539237L, testSubject.asks.getFirst().createdTs);
assertEquals(10.2f, testSubject.bestAskPrice);
assertEquals(-1f, testSubject.bestBidPrice); // Should be unaffected
assertEquals(1.5f, testSubject.sittingVolume);
// Operation
Order newAsk2 = new Order(3.39f, 0.25f, Side.BID, 1677541289L);
testSubject.placeOrder(newAsk);
// Checking Operation
assertEquals(2, testSubject.asks.size());
assertEquals(0, testSubject.bids.size());
assertEquals(3.39f, testSubject.asks.getFirst().price);
assertEquals(0.25f, testSubject.asks.getFirst().size);
assertEquals(1677541289L, testSubject.asks.getFirst().createdTs);
assertEquals(3.39f, testSubject.bestAskPrice);
assertEquals(-1f, testSubject.bestBidPrice); // Should be unaffected
assertEquals(1.75f, testSubject.sittingVolume);
//Operation
Order newBid = new Order(5.3f, 0.3f, Side.BID, 1677598183L);
testSubject.placeOrder(newBid);
//Checking Operation
assertEquals(2, 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(3.39f, testSubject.bestAskPrice);
assertEquals(5.3f, testSubject.bestBidPrice);
assertEquals(2.05f, testSubject.sittingVolume);
//Operation
Order newBid2 = new Order(3.39f, 0.25f, Side.BID, 1677541289L));
testSubject.placeOrder(newBid2);
//Checking Operation
assertEquals(2, testSubject.asks.size());
assertEquals(2, testSubject.bids.size());
assertEquals(3.39f, testSubject.bids.getFirst().price);
assertEquals(0.25f, testSubject.bids.getFirst().size);
assertEquals(1677598183L, testSubject.bids.getFirst().createdTs);
assertEquals(3.39f, testSubject.bestAskPrice);
assertEquals(5.3f, testSubject.bestBidPrice);
assertEquals(2.30f, testSubject.sittingVolume);

}
@Test
void placeOneAskTwoBid() {
// 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 newAsk = new Order(10.2f, 1.5f, Side.ASK, 1677539237L);
testSubject.placeOrder(newAsk);
// Checking Operation
assertEquals(1, testSubject.asks.size());
assertEquals(0, testSubject.bids.size());
assertEquals(10.2f, testSubject.asks.getFirst().price);
assertEquals(1.5f, testSubject.asks.getFirst().size);
assertEquals(1677539237L, testSubject.asks.getFirst().createdTs);
assertEquals(10.2f, testSubject.bestAskPrice);
assertEquals(-1f, testSubject.bestBidPrice); // Should be unaffected
assertEquals(1.5f, testSubject.sittingVolume);
//Operation
Order newBid = new Order(5.3f, 0.3f, Side.BID, 1677598183L);
testSubject.placeOrder(newBid);
//Checking Operation
assertEquals(1, 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(10.2f, testSubject.bestAskPrice);
assertEquals(5.3f, testSubject.bestBidPrice);
assertEquals(1.80f, testSubject.sittingVolume);
//Operation
Order newBid2 = new Order(3.39f, 0.25f, Side.BID, 1677541289L));
testSubject.placeOrder(newBid2);
//Checking Operation
assertEquals(1, testSubject.asks.size());
assertEquals(2, testSubject.bids.size());
assertEquals(3.39f, testSubject.bids.getFirst().price);
assertEquals(0.25f, testSubject.bids.getFirst().size);
assertEquals(1677598183L, testSubject.bids.getFirst().createdTs);
assertEquals(10.2f, testSubject.bestAskPrice);
assertEquals(3.39f, testSubject.bestBidPrice);
assertEquals(2.05f, testSubject.sittingVolume);
}
@Test
void placeThreeAsk() {
// 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 newAsk = new Order(10.2f, 1.5f, Side.ASK, 1677539237L);
testSubject.placeOrder(newAsk);
// Checking Operation
assertEquals(1, testSubject.asks.size());
assertEquals(0, testSubject.bids.size());
assertEquals(10.2f, testSubject.asks.getFirst().price);
assertEquals(1.5f, testSubject.asks.getFirst().size);
assertEquals(1677539237L, testSubject.asks.getFirst().createdTs);
assertEquals(10.2f, testSubject.bestAskPrice);
assertEquals(-1f, testSubject.bestBidPrice); // Should be unaffected
assertEquals(1.5f, testSubject.sittingVolume);
// Operation
Order newAsk = new Order(3.2f, 0.5f, Side.ASK, 1677539233L);
testSubject.placeOrder(newAsk);
// Checking Operation
assertEquals(2, testSubject.asks.size());
assertEquals(0, testSubject.bids.size());
assertEquals(3.2f, testSubject.asks.getFirst().price);
assertEquals(0.5f, testSubject.asks.getFirst().size);
assertEquals(1677539233L, testSubject.asks.getFirst().createdTs);
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@DanielMistrik DanielMistrik Mar 5, 2023

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The best ask price (the lower the better) would be 3.2 now.

assertEquals(3.2f, testSubject.bestAskPrice);
assertEquals(-1f, testSubject.bestBidPrice); // Should be unaffected
assertEquals(2.0f, testSubject.sittingVolume);
// Operation
Order newAsk = new Order(10.3f, 1.2f, Side.ASK, 1677538239L);
testSubject.placeOrder(newAsk);
// Checking Operation
assertEquals(3, testSubject.asks.size());
assertEquals(0, testSubject.bids.size());
assertEquals(10.3f, testSubject.asks.getFirst().price);
assertEquals(1.2f, testSubject.asks.getFirst().size);
assertEquals(1677538239L, testSubject.asks.getFirst().createdTs);
assertEquals(3.2f, testSubject.bestAskPrice);
assertEquals(-1f, testSubject.bestBidPrice); // Should be unaffected
assertEquals(3.2f, testSubject.sittingVolume);
}