username:rajeshbhojwani "Java toString() method" (#6047)

* Check in code for Java toString method * fix formatting issues * Fix formatting issues * Fix formatting issues * Fix formatting issues * Fix formatting issues * Fix formatting issues * replacing orders with order * Update formatting * Fix formatting * Fix formatting * Fix formatting * Fix formatting * Fix formatting
2019-01-07 14:01:13 +05:30
parent 6f1e14b649
commit 65b9909fed
12 changed files with 340 additions and 0 deletions
@@ -0,0 +1,26 @@
+package com.baeldung.string.tostring;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import org.junit.jupiter.api.Test;
+
+public class CustomerArrayToStringTest {
+    private static final String CUSTOMER_ARRAY_TO_STRING 
+      = "Customer [orders=[Order [orderId=A1111, desc=Game, value=0]], getFirstName()=Rajesh, getLastName()=Bhojwani]";
+	 
+    @Test
+    public void givenArray_whenToString_thenCustomerDetails() {
+	CustomerArrayToString customer = new CustomerArrayToString();
+	customer.setFirstName("Rajesh");
+	customer.setLastName("Bhojwani");
+	Order[] orders = new Order[1];  
+	orders[0] = new Order();
+	orders[0].setOrderId("A1111");
+	orders[0].setDesc("Game");
+	orders[0].setStatus("In-Shiping");
+        customer.setOrders(orders);         
+        
+        assertEquals(CUSTOMER_ARRAY_TO_STRING, customer.toString());
+    }
+
+}
@@ -0,0 +1,25 @@
+package com.baeldung.string.tostring;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import org.junit.jupiter.api.Test;
+
+public class CustomerComplexObjectToStringTest {
+    private static final String CUSTOMER_COMPLEX_TO_STRING 
+      = "Customer [order=Order [orderId=A1111, desc=Game, value=0], getFirstName()=Rajesh, getLastName()=Bhojwani]";
+	 
+    @Test
+    public void givenComplex_whenToString_thenCustomerDetails() {
+        CustomerComplexObjectToString customer = new CustomerComplexObjectToString();
+        customer.setFirstName("Rajesh");
+        customer.setLastName("Bhojwani");
+        Order order    =    new Order();
+        order.setOrderId("A1111");
+        order.setDesc("Game");
+        order.setStatus("In-Shiping");
+        customer.setOrder(order);
+             
+        assertEquals(CUSTOMER_COMPLEX_TO_STRING, customer.toString());
+    }
+
+}
@@ -0,0 +1,22 @@
+package com.baeldung.string.tostring;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import org.junit.jupiter.api.Test;
+
+public class CustomerPrimitiveToStringTest {
+
+    private static final String CUSTOMER_PRIMITIVE_TO_STRING 
+      = "Customer [balance=110, getFirstName()=Rajesh, getLastName()=Bhojwani]";
+
+    @Test
+    public void givenPrimitive_whenToString_thenCustomerDetails() {
+        CustomerPrimitiveToString customer = new CustomerPrimitiveToString();
+        customer.setFirstName("Rajesh");
+        customer.setLastName("Bhojwani");
+        customer.setBalance(110);
+        
+        assertEquals(CUSTOMER_PRIMITIVE_TO_STRING, customer.toString());
+    }
+}
+
@@ -0,0 +1,32 @@
+package com.baeldung.string.tostring;
+
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.junit.jupiter.api.Test;
+
+public class CustomerReflectionToStringTest {
+    private static final String CUSTOMER_REFLECTION_TO_STRING = "com.baeldung.string.tostring.CustomerReflectionToString";
+    	 
+    @Test
+    public void givenWrapperCollectionStrBuffer_whenReflectionToString_thenCustomerDetails() {
+	CustomerReflectionToString customer = new CustomerReflectionToString();
+        customer.setFirstName("Rajesh");
+        customer.setLastName("Bhojwani");
+        customer.setScore(8);
+        
+        List<String> orders = new ArrayList<String>();
+        orders.add("Book");
+        orders.add("Pen");
+        customer.setOrders(orders);
+   
+        StringBuffer fullname = new StringBuffer();
+        fullname.append(customer.getLastName()+", "+ customer.getFirstName());
+        customer.setFullname(fullname);
+ 
+        assertTrue(customer.toString().contains(CUSTOMER_REFLECTION_TO_STRING));
+    }
+
+}
@@ -0,0 +1,33 @@
+package com.baeldung.string.tostring;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.junit.jupiter.api.Test;
+
+public class CustomerWrapperCollectionToStringTest {
+    private static final String CUSTOMER_WRAPPER_COLLECTION_TO_STRING 
+      = "Customer [score=8, orders=[Book, Pen], fullname=Bhojwani, Rajesh, getFirstName()=Rajesh, getLastName()=Bhojwani]";
+    	 
+    @Test
+    public void givenWrapperCollectionStrBuffer_whenToString_thenCustomerDetails() {
+	CustomerWrapperCollectionToString customer = new CustomerWrapperCollectionToString();
+	customer.setFirstName("Rajesh");
+	customer.setLastName("Bhojwani");
+	customer.setScore(8);
+	
+	List<String> orders = new ArrayList<String>();
+	orders.add("Book");
+	orders.add("Pen");
+	customer.setOrders(orders);
+	
+	StringBuffer fullname = new StringBuffer();
+	fullname.append(customer.getLastName()+", "+ customer.getFirstName());
+	customer.setFullname(fullname);
+	
+	assertEquals(CUSTOMER_WRAPPER_COLLECTION_TO_STRING, customer.toString());
+    }
+
+}