Merge pull request #15 from Vavinan/JUnit-tests

Add: JUnit test for Transaction class

src/test/java/transactions/TransactionTest.java

@@ -0,0 +1,52 @@
+package transactions;
+
+import org.junit.jupiter.api.Test;
+
+import java.time.LocalDate;
+import java.time.format.DateTimeFormatter;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class TransactionTest {
+    @Test
+    public void testTransactionConstructor() {
+        Transaction transaction = new Transaction("Groceries", 50.0f, "Food", "14-03-2024");
+        assertEquals("Groceries", transaction.getDescription());
+        assertEquals(50.0f, transaction.getAmount(), 0.001);
+        assertEquals("Food", transaction.getCategory());
+        LocalDate date = LocalDate.parse("14-03-2024", DateTimeFormatter.ofPattern("dd-MM-yyyy"));
+        assertEquals(date, transaction.getDate());
+    }
+
+    @Test
+    public void testGetDescription() {
+        Transaction transaction = new Transaction("Groceries", 50.0f, "Food", "14-03-2024");
+        assertEquals("Groceries", transaction.getDescription());
+    }
+
+    @Test
+    public void testGetAmount() {
+        Transaction transaction = new Transaction("Groceries", 50.0f, "Food", "14-03-2024");
+        assertEquals(50.0f, transaction.getAmount(), 0.001);
+    }
+
+    @Test
+    public void testGetCategory() {
+        Transaction transaction = new Transaction("Groceries", 50.0f, "Food", "14-03-2024");
+        assertEquals("Food", transaction.getCategory());
+    }
+
+    @Test
+    public void testGetDate() {
+        Transaction transaction = new Transaction("Groceries", 50.0f, "Food", "14-03-2024");
+        LocalDate date = LocalDate.parse("14-03-2024", DateTimeFormatter.ofPattern("dd-MM-yyyy"));
+        assertEquals(date, transaction.getDate());
+    }
+
+    @Test
+    public void testToString() {
+        Transaction transaction = new Transaction("Groceries", 50.0f, "Food", "14-03-2024");
+        String expected = " Description: Groceries |  Date: 2024-03-14 |  Amount: 50.0 |  Category: Food";
+        assertEquals(expected, transaction.toString());
+    }
+}