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JAVA-9609: Create manual test for POSTing with HttpURLConnection (#12263)

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kwoyke 2022-05-29 09:52:09 +02:00 committed by GitHub
parent 8b9055c169
commit a7cae2e766
2 changed files with 52 additions and 46 deletions
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46
core-java-modules/core-java-networking-2/src/main/java/com/baeldung/urlconnection/PostJSONWithHttpURLConnection.java
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@ -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());
}
}
}

52
core-java-modules/core-java-networking-2/src/test/java/com/baeldung/urlconnection/PostJSONWithHttpURLConnectionManualTest.java Normal file
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@ -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");
}
}
}