add player getNetworthTest

src/test/java/edu/ntnu/idi/idatt2003/gruppe42/Model/Calculator/PurchaseCalculatorTest.java

@@ -16,7 +16,6 @@ public class PurchaseCalculatorTest {
 
   @BeforeEach
   void setUp() {
-    // Setup test data
     purchasePrice = new BigDecimal("100");
     quantity = new BigDecimal("10");
     Stock stock = new Stock("AAPL", "Apple Inc.", new BigDecimal("150"));

src/test/java/edu/ntnu/idi/idatt2003/gruppe42/Model/Calculator/SaleCalculatorTest.java

@@ -17,7 +17,6 @@ public class SaleCalculatorTest {
 
   @BeforeEach
   void setUp() {
-    // Setup test data
     purchasePrice = new BigDecimal("100");
     salesPrice = new BigDecimal("150");
     quantity = new BigDecimal("10");

src/test/java/edu/ntnu/idi/idatt2003/gruppe42/Model/PlayerTest.java

@@ -69,4 +69,14 @@ void withdrawExactAmountTest() {
     player.withdrawMoney(new BigDecimal("10000"));
     assertEquals(BigDecimal.ZERO, player.getMoney());
   }
+
+  @Test
+  void getNetworthTest() {
+
+    // Starting with 10000 money and adding 5000 moneys worth of AAPL then calculating the networth
+    // with commissions taken account of will result in this:
+    // 10000 + 5000 - (5000 * 0.01) = 14950
+    player.getPortfolio().addShare(new Share(new Stock("AAPL", "Apple Inc.", new BigDecimal("5000")), new BigDecimal("1"), new BigDecimal("5000")));
+    assertEquals(new BigDecimal("14950"), player.getNetWorth());
+  }
 }