[BAEL-15412] - Moved article to libraries-http module

libraries-http/src/test/java/com/baeldung/okhttp/OkHttpFileUploadingLiveTest.java

@@ -0,0 +1,68 @@
+package com.baeldung.okhttp;
+
+import static com.baeldung.client.Consts.APPLICATION_PORT;
+import static org.hamcrest.Matchers.equalTo;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertThat;
+
+import java.io.File;
+import java.io.IOException;
+
+import okhttp3.Call;
+import okhttp3.MediaType;
+import okhttp3.MultipartBody;
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.RequestBody;
+import okhttp3.Response;
+
+import org.junit.Before;
+import org.junit.Test;
+
+/**
+ * Execute <code>spring-rest</code> module before running this live test
+ */
+public class OkHttpFileUploadingLiveTest {
+
+    private static final String BASE_URL = "http://localhost:" + APPLICATION_PORT + "/spring-rest";
+
+    OkHttpClient client;
+
+    @Before
+    public void init() {
+        client = new OkHttpClient();
+    }
+
+    @Test
+    public void whenUploadFile_thenCorrect() throws IOException {
+
+        final RequestBody requestBody = new MultipartBody.Builder().setType(MultipartBody.FORM).addFormDataPart("file", "file.txt", RequestBody.create(MediaType.parse("application/octet-stream"), new File("src/test/resources/test.txt"))).build();
+
+        final Request request = new Request.Builder().url(BASE_URL + "/users/upload").post(requestBody).build();
+
+        final Call call = client.newCall(request);
+        final Response response = call.execute();
+
+        assertThat(response.code(), equalTo(200));
+    }
+
+    @Test
+    public void whenGetUploadFileProgress_thenCorrect() throws IOException {
+
+        final RequestBody requestBody = new MultipartBody.Builder().setType(MultipartBody.FORM).addFormDataPart("file", "file.txt", RequestBody.create(MediaType.parse("application/octet-stream"), new File("src/test/resources/test.txt"))).build();
+
+        final ProgressRequestWrapper countingBody = new ProgressRequestWrapper(requestBody, (long bytesWritten, long contentLength) -> {
+
+            final float percentage = (100f * bytesWritten) / contentLength;
+            assertFalse(Float.compare(percentage, 100) > 0);
+        });
+
+        final Request request = new Request.Builder().url(BASE_URL + "/users/upload").post(countingBody).build();
+
+        final Call call = client.newCall(request);
+        final Response response = call.execute();
+
+        assertThat(response.code(), equalTo(200));
+
+    }
+}