Pull request from 'feature_main_YALB' to 'main'

src/test/java/com/rest/api/test/RestApiTest.java

@@ -0,0 +1,80 @@
+package com.rest.api.test; 
+import org.junit.jupiter.api.Test; 
+import static org.junit.jupiter.api.Assertions.*; 
+import java.io.BufferedReader; 
+import java.io.IOException; 
+import java.io.InputStreamReader; 
+import java.net.HttpURLConnection; 
+import java.net.URL; 
+public class RestApiTest { 
+    @Test 
+    public void testAdditionApi() { 
+        String serviceURL = "http://localhost:2222/add?addend1=10&addend2=5"; // Adjust the port if needed 
+        String expectedResponse = "{\"addend1\":\"10\", \"addend2\":\"5\", \"sum\": \"15\"}"; 
+        try { 
+            // Create a URL object 
+            URL url = new URL(serviceURL); 
+            HttpURLConnection connection = (HttpURLConnection) url.openConnection(); 
+            connection.setRequestMethod("GET"); 
+            connection.setRequestProperty("Accept", "application/json"); 
+            // Get the response code 
+            int responseCode = connection.getResponseCode(); 
+            assertEquals(200, responseCode, "Response code should be 200"); 
+            // Read the response 
+            BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream())); 
+            StringBuilder response = new StringBuilder(); 
+            String line; 
+            while ((line = in.readLine()) != null) { 
+                response.append(line); 
+            } 
+            in.close(); 
+            // Verify the response content 
+            assertEquals(expectedResponse, response.toString(), "Response should match expected JSON format"); 
+        } catch (IOException e) { 
+            e.printStackTrace(); 
+            fail("An IOException was thrown: " + e.getMessage()); 
+        } 
+    } 
+    @Test 
+    public void testSubtractionApi() { 
+        String serviceURL = "http://localhost:3333/subtract?minuend=10&subtrahend=5"; // Adjust the port if needed 
+        String expectedResponse = "{\"minuend\":\"10\", \"subtrahend\":\"5\", \"difference\": \"5\"}"; 
+        try { 
+            // Create a URL object 
+            URL url = new URL(serviceURL); 
+            HttpURLConnection connection = (HttpURLConnection) url.openConnection(); 
+            connection.setRequestMethod("GET"); 
+            connection.setRequestProperty("Accept", "application/json"); 
+            // Get the response code 
+            int responseCode = connection.getResponseCode(); 
+            assertEquals(200, responseCode, "Response code should be 200"); 
+            // Read the response 
+            BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream())); 
+            StringBuilder response = new StringBuilder(); 
+            String line; 
+            while ((line = in.readLine()) != null) { 
+                response.append(line); 
+            } 
+            in.close(); 
+            // Verify the response content 
+            assertEquals(expectedResponse, response.toString(), "Response should match expected JSON format"); 
+        } catch (IOException e) { 
+            e.printStackTrace(); 
+            fail("An IOException was thrown: " + e.getMessage()); 
+        } 
+    } 
+    public static void main(String[] args) { 
+        RestApiTest test = new RestApiTest(); 
+        System.out.println("Running all API tests..."); 
+        try { 
+            test.testAdditionApi(); 
+            test.testSubtractionApi(); 
+            System.out.println("All API tests completed successfully."); 
+        } catch (AssertionError e) { 
+            System.err.println("Test failed: " + e.getMessage()); 
+        } catch (Exception e) { 
+            System.err.println("An error occurred while running tests: " + e.getMessage()); 
+            e.printStackTrace(); 
+        } 
+    } 
+}