Merge branch '#39-Amazon-Product-API'

src/test/java/de/rwu/easydrop/api/dto/ProductDTOTest.java

@@ -0,0 +1,33 @@
+package de.rwu.easydrop.api.dto;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import org.junit.jupiter.api.Test;
+
+class ProductDTOTest {
+    @Test
+    void testToString1() {
+        ProductDTO product1 = new ProductDTO("12345", "Amazon");
+        product1.setMerchant("Merchant A");
+        product1.setCurrentPrice(19.99);
+        product1.setAvailable(true);
+
+        String expectedString1 = "ProductDTO{12345 from Merchant A (Amazon) at 19,99 € (available: yes)}";
+        String result1 = product1.toString();
+
+        assertEquals(expectedString1, result1);
+    }
+
+    @Test
+    void testToString2() {
+        ProductDTO product2 = new ProductDTO("67890", "eBay");
+        product2.setMerchant("Merchant B");
+        product2.setCurrentPrice(9.99);
+        product2.setAvailable(false);
+
+        String expectedString2 = "ProductDTO{67890 from Merchant B (eBay) at 9,99 € (available: no)}";
+        String result2 = product2.toString();
+
+        assertEquals(expectedString2, result2);
+    }
+}