diff --git a/target/classes/PurchaseCalculator.class b/target/classes/PurchaseCalculator.class
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diff --git a/target/classes/TransactionCalculator.class b/target/classes/TransactionCalculator.class
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diff --git a/target/maven-status/maven-compiler-plugin/compile/default-compile/createdFiles.lst b/target/maven-status/maven-compiler-plugin/compile/default-compile/createdFiles.lst
new file mode 100644
index 0000000..e69de29
diff --git a/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst b/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst
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index 0000000..69de3f4
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+++ b/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst
@@ -0,0 +1,5 @@
+C:\Users\elisa\Downloads\progdel1\Programmering2_mappe_v26\src\main\java\Exchange.java
+C:\Users\elisa\Downloads\progdel1\Programmering2_mappe_v26\src\main\java\Portfolio.java
+C:\Users\elisa\Downloads\progdel1\Programmering2_mappe_v26\src\main\java\Share.java
+C:\Users\elisa\Downloads\progdel1\Programmering2_mappe_v26\src\main\java\Stock.java
+C:\Users\elisa\Downloads\progdel1\Programmering2_mappe_v26\src\main\java\TransactionCalculator.java
diff --git a/target/test-classes/ExchangeTest.java b/target/test-classes/ExchangeTest.java
new file mode 100644
index 0000000..d3bcd62
--- /dev/null
+++ b/target/test-classes/ExchangeTest.java
@@ -0,0 +1,50 @@
+import static org.junit.Assert.assertEquals;
+
+import java.math.BigDecimal;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.junit.Before;
+import org.junit.Test;
+
+public class ExchangeTest {
+
+    private Exchange exchange;
+    private Stock apple;
+    private Stock google;
+
+    @Before
+    public void setUp() {
+        apple = new Stock("AAPL", "Apple", new BigDecimal("100"));
+        google = new Stock("GOOGL", "Google", new BigDecimal("200"));
+
+        List<Stock> stocks = new ArrayList<>();
+        stocks.add(apple);
+        stocks.add(google);
+
+        exchange = new Exchange("ABC", stocks);
+    }
+
+    @Test
+    public void testFindStocksBySymbol() {
+        List<Stock> result = exchange.findStocks("AAPL");
+
+        assertEquals(1, result.size());
+        assertEquals("AAPL", result.get(0).getSymbol());
+    }
+
+    @Test
+    public void testFindStocksByCompanyNames() {
+        List<Stock> result = exchange.findStocks("e");
+
+        assertEquals(2, result.size());
+    }
+
+    @Test
+    public void testFindStocksNotInList() {
+        List<Stock> result = exchange.findStocks("Samsung");
+
+        assertEquals(0, result.size());
+    }
+    
+}
diff --git a/target/test-classes/StockTest.java b/target/test-classes/StockTest.java
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index 0000000..5f587f9
--- /dev/null
+++ b/target/test-classes/StockTest.java
@@ -0,0 +1,37 @@
+import static org.junit.Assert.assertEquals;
+
+import java.math.BigDecimal;
+
+import org.junit.Test;
+
+
+public class StockTest {
+
+    @Test 
+    public void testGetSalesPrice() {
+        Stock stock = new Stock("AAPL", "APPLE", new BigDecimal("1000"));
+        assertEquals(new BigDecimal("1000"), stock.getSalesPrice());
+    }
+    
+    @Test 
+    public void testAddNewSalesPrice() {
+        Stock stock = new Stock("AAPL", "APPLE", new BigDecimal("1000"));
+        stock.addNewSalesPrice(new BigDecimal("1200"));
+        assertEquals(new BigDecimal("1200"), stock.getSalesPrice());
+    }
+
+    @Test 
+    public void testGetSalesPriceNone() {
+        Stock stock = new Stock("AAPL", "APPLE", new BigDecimal("0"));
+        assertEquals(new BigDecimal("0"), stock.getSalesPrice());
+    }
+
+    @Test 
+    public void testAddNewSalesPriceNone() {
+        Stock stock = new Stock("AAPL", "APPLE", new BigDecimal("1000"));
+        stock.addNewSalesPrice(new BigDecimal("0"));
+        assertEquals(new BigDecimal("0"), stock.getSalesPrice());
+    }
+
+    
+}