@Test
public void calculateDividendYieldTest() {
logger.info("Start calculateDividendYieldTest ...");
try {
// Create the stock service and verify it's not null object
SimpleStockService simpleStockService =
SimpleStockServicesFactory.INSTANCE.getSimpleStockService();
Assert.assertNotNull(simpleStockService);
StocksEntityManager stocksEntityManager =
SpringService.INSTANCE.getBean("stocksEntityManager", StocksEntityManager.class);
int tradesNumber = stocksEntityManager.getTrades().size();
logger.info("Trades number: " + tradesNumber);
// Calculates the dividend yield for the stock symbol
String[] stockSymbols = {"TEA", "POP", "ALE", "GIN", "JOE"};
// String[] stockSymbols = {"TEA"};
for (String stockSymbol : stockSymbols) {
double dividendYield = simpleStockService.calculateDividendYield(stockSymbol);
logger.info(stockSymbol + " - DividendYield calculated: " + dividendYield);
Assert.assertTrue(dividendYield >= 0.0);
}
} catch (Exception exception) {
logger.error(exception);
Assert.assertTrue(false);
}
logger.info("Finish calculateDividendYieldTest ...OK");
}
@Test
public void calculateStockPriceTest() {
try {
// Create the stock service and verify it's not null object
SimpleStockService simpleStockService =
SimpleStockServicesFactory.INSTANCE.getSimpleStockService();
Assert.assertNotNull(simpleStockService);
StocksEntityManager stocksEntityManager =
SpringService.INSTANCE.getBean("stocksEntityManager", StocksEntityManager.class);
int tradesNumber = stocksEntityManager.getTrades().size();
logger.info("Trades number: " + tradesNumber);
// Calculates the Stock Price for all stocks
String[] stockSymbols = {"TEA", "POP", "ALE", "GIN", "JOE"};
// String[] stockSymbols = {"TEA"};
for (String stockSymbol : stockSymbols) {
double stockPrice = simpleStockService.calculateStockPrice(stockSymbol);
logger.info(stockSymbol + " - Stock Price calculated: " + stockPrice);
Assert.assertTrue(stockPrice >= 0.0);
}
} catch (Exception exception) {
logger.error(exception);
Assert.assertTrue(false);
}
}
@Test
public void isStockServicesASingleton() {
logger.info("Start isStockServicesASingleton ...");
SimpleStockServicesFactory factoryInstance = SimpleStockServicesFactory.INSTANCE;
SimpleStockService simpleStockServiceA = factoryInstance.getSimpleStockService();
SimpleStockService simpleStockServiceB = factoryInstance.getSimpleStockService();
Assert.assertNotNull(simpleStockServiceA);
Assert.assertNotNull(simpleStockServiceB);
Assert.assertTrue(simpleStockServiceA.equals(simpleStockServiceB));
logger.info("Finish isStockServicesASingleton ...OK");
}
@Test
public void recordATradeTest() {
logger.info("Start recordATradeTest ...");
// Create the stock service and verify it's not null object
SimpleStockService simpleStockService =
SimpleStockServicesFactory.INSTANCE.getSimpleStockService();
Assert.assertNotNull(simpleStockService);
// Recover the trades configured in spring for the unit test
@SuppressWarnings("unchecked")
ArrayList<Trade> tradeList = SpringService.INSTANCE.getBean("tradeList", ArrayList.class);
Assert.assertNotNull(tradeList);
logger.info("Trade List size: " + tradeList.size());
try {
// Initial trades are empty, means, trades number equls to cero (0)
StocksEntityManager stocksEntityManager =
SpringService.INSTANCE.getBean("stocksEntityManager", StocksEntityManager.class);
int tradesNumber = stocksEntityManager.getTrades().size();
logger.info("Trades number: " + tradesNumber);
Assert.assertEquals(tradesNumber, 0);
// Insert many trades in the stock system
for (Trade trade : tradeList) {
boolean result = simpleStockService.recordTrade(trade);
Assert.assertTrue(result);
}
// After record trades, the number of trades should be equal to the trades list
tradesNumber = stocksEntityManager.getTrades().size();
logger.info("Trades number: " + tradesNumber);
Assert.assertEquals(tradesNumber, tradeList.size());
} catch (Exception exception) {
logger.error(exception);
Assert.assertTrue(false);
}
logger.info("Finish recordATradeTest ...OK");
}
@Test
public void calculateGBCEAllShareIndexTest() {
try {
// Create the stock service and verify it's not null object
SimpleStockService simpleStockService =
SimpleStockServicesFactory.INSTANCE.getSimpleStockService();
Assert.assertNotNull(simpleStockService);
StocksEntityManager stocksEntityManager =
SpringService.INSTANCE.getBean("stocksEntityManager", StocksEntityManager.class);
int tradesNumber = stocksEntityManager.getTrades().size();
logger.info("Trades number: " + tradesNumber);
double GBCEAllShareIndex = simpleStockService.calculateGBCEAllShareIndex();
logger.info("GBCE All Share Index: " + GBCEAllShareIndex);
Assert.assertTrue(GBCEAllShareIndex > 0.0);
} catch (Exception exception) {
logger.error(exception);
Assert.assertTrue(false);
}
}