From a7cae2e766f2603dc3d2629607848779985c7060 Mon Sep 17 00:00:00 2001
From: kwoyke <krzysztofwoyke@gmail.com>
Date: Sun, 29 May 2022 09:52:09 +0200
Subject: [PATCH] JAVA-9609: Create manual test for POSTing with
 HttpURLConnection (#12263)

---
 .../PostJSONWithHttpURLConnection.java        | 46 ----------------
 ...stJSONWithHttpURLConnectionManualTest.java | 52 +++++++++++++++++++
 2 files changed, 52 insertions(+), 46 deletions(-)
 delete mode 100644 core-java-modules/core-java-networking-2/src/main/java/com/baeldung/urlconnection/PostJSONWithHttpURLConnection.java
 create mode 100644 core-java-modules/core-java-networking-2/src/test/java/com/baeldung/urlconnection/PostJSONWithHttpURLConnectionManualTest.java

diff --git a/core-java-modules/core-java-networking-2/src/main/java/com/baeldung/urlconnection/PostJSONWithHttpURLConnection.java b/core-java-modules/core-java-networking-2/src/main/java/com/baeldung/urlconnection/PostJSONWithHttpURLConnection.java
deleted file mode 100644
index 38b4a0411d..0000000000
--- a/core-java-modules/core-java-networking-2/src/main/java/com/baeldung/urlconnection/PostJSONWithHttpURLConnection.java
+++ /dev/null
@@ -1,46 +0,0 @@
-package com.baeldung.urlconnection;
-
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.io.OutputStream;
-import java.net.HttpURLConnection;
-import java.net.URL;
-
-public class PostJSONWithHttpURLConnection {
-	
-	public static void main (String []args) throws IOException{
-		//Change the URL with any other publicly accessible POST resource, which accepts JSON request body
-		URL url = new URL ("https://reqres.in/api/users");
-		
-		HttpURLConnection con = (HttpURLConnection)url.openConnection();
-		con.setRequestMethod("POST");
-		
-		con.setRequestProperty("Content-Type", "application/json; utf-8");
-		con.setRequestProperty("Accept", "application/json");
-		
-		con.setDoOutput(true);
-		
-		//JSON String need to be constructed for the specific resource. 
-		//We may construct complex JSON using any third-party JSON libraries such as jackson or org.json
-		String jsonInputString = "{\"name\": \"Upendra\", \"job\": \"Programmer\"}";
-		
-		try(OutputStream os = con.getOutputStream()){
-			byte[] input = jsonInputString.getBytes("utf-8");
-			os.write(input, 0, input.length);			
-		}
-
-		int code = con.getResponseCode();
-		System.out.println(code);
-		
-		try(BufferedReader br = new BufferedReader(new InputStreamReader(con.getInputStream(), "utf-8"))){
-			StringBuilder response = new StringBuilder();
-			String responseLine = null;
-			while ((responseLine = br.readLine()) != null) {
-				response.append(responseLine.trim());
-			}
-			System.out.println(response.toString());
-		}
-	}
-
-}
diff --git a/core-java-modules/core-java-networking-2/src/test/java/com/baeldung/urlconnection/PostJSONWithHttpURLConnectionManualTest.java b/core-java-modules/core-java-networking-2/src/test/java/com/baeldung/urlconnection/PostJSONWithHttpURLConnectionManualTest.java
new file mode 100644
index 0000000000..e1a73a8de9
--- /dev/null
+++ b/core-java-modules/core-java-networking-2/src/test/java/com/baeldung/urlconnection/PostJSONWithHttpURLConnectionManualTest.java
@@ -0,0 +1,52 @@
+package com.baeldung.urlconnection;
+
+import org.junit.Test;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.OutputStream;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.nio.charset.StandardCharsets;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class PostJSONWithHttpURLConnectionManualTest {
+
+    @Test
+    public void givenValidURLAndPayload_whenPost_ThenSuccess() throws IOException {
+        //Change the URL with any other publicly accessible POST resource, which accepts JSON request body
+        URL url = new URL("https://reqres.in/api/users");
+
+        HttpURLConnection con = (HttpURLConnection) url.openConnection();
+        con.setRequestMethod("POST");
+        con.setRequestProperty("User-Agent", "AnyAgent");
+
+        con.setRequestProperty("Content-Type", "application/json");
+        con.setRequestProperty("Accept", "application/json");
+
+        con.setDoOutput(true);
+
+        //JSON String need to be constructed for the specific resource.
+        //We may construct complex JSON using any third-party JSON libraries such as jackson or org.json
+        String jsonInputString = "{\"name\": \"Upendra\", \"job\": \"Programmer\"}";
+
+        try (OutputStream os = con.getOutputStream()) {
+            byte[] input = jsonInputString.getBytes(StandardCharsets.UTF_8);
+            os.write(input, 0, input.length);
+        }
+
+        assertThat(con.getResponseCode()).isEqualTo(201);
+
+        try (BufferedReader br = new BufferedReader(new InputStreamReader(con.getInputStream(), StandardCharsets.UTF_8))) {
+            StringBuilder response = new StringBuilder();
+            String responseLine = null;
+            while ((responseLine = br.readLine()) != null) {
+                response.append(responseLine.trim());
+            }
+            assertThat(response).contains("createdAt");
+        }
+    }
+
+}