diff --git a/libraries-http-2/README.md b/libraries-http-2/README.md new file mode 100644 index 0000000000..5ba45eb4a9 --- /dev/null +++ b/libraries-http-2/README.md @@ -0,0 +1,10 @@ +## HTTP + +This module contains articles about HTTP libraries. + +### Relevant Articles: + +- [Jetty ReactiveStreams HTTP Client](https://www.baeldung.com/jetty-reactivestreams-http-client) +- [Decode an OkHttp JSON Response](https://www.baeldung.com/okhttp-json-response) +- More articles [[<-- prev]](/libraries-http) + diff --git a/libraries-http-2/pom.xml b/libraries-http-2/pom.xml new file mode 100644 index 0000000000..c0a4f6455d --- /dev/null +++ b/libraries-http-2/pom.xml @@ -0,0 +1,47 @@ + + + 4.0.0 + libraries-http-2 + libraries-http-2 + + + com.baeldung + parent-modules + 1.0.0-SNAPSHOT + + + + + + com.squareup.okhttp3 + okhttp + ${okhttp.version} + + + com.fasterxml.jackson.core + jackson-databind + ${jackson.version} + + + com.google.code.gson + gson + ${gson.version} + + + com.squareup.okhttp3 + mockwebserver + ${mockwebserver.version} + test + + + + + 3.14.2 + 2.8.5 + 3.14.2 + 2.9.8 + + + diff --git a/libraries-http-2/src/test/java/com/baeldung/okhttp/ResponseDecoderUnitTest.java b/libraries-http-2/src/test/java/com/baeldung/okhttp/ResponseDecoderUnitTest.java new file mode 100644 index 0000000000..11a295031a --- /dev/null +++ b/libraries-http-2/src/test/java/com/baeldung/okhttp/ResponseDecoderUnitTest.java @@ -0,0 +1,102 @@ +package com.baeldung.okhttp; + +import com.fasterxml.jackson.databind.ObjectMapper; +import com.google.gson.Gson; +import okhttp3.OkHttpClient; +import okhttp3.Request; +import okhttp3.ResponseBody; +import okhttp3.mockwebserver.MockResponse; +import okhttp3.mockwebserver.MockWebServer; +import org.junit.Assert; +import org.junit.Before; +import org.junit.Rule; +import org.junit.Test; +import org.junit.rules.ExpectedException; + +import java.io.InputStreamReader; + +public class ResponseDecoderUnitTest { + + @Rule public ExpectedException exceptionRule = ExpectedException.none(); + + @Rule public MockWebServer server = new MockWebServer(); + + SimpleEntity sampleResponse; + + MockResponse mockResponse; + + OkHttpClient client; + + @Before + public void setUp() { + sampleResponse = new SimpleEntity("Baeldung"); + client = new OkHttpClient.Builder().build(); + mockResponse = new MockResponse() + .setResponseCode(200) + .setHeader("Content-Type", "application/json") + .setBody(new Gson().toJson(sampleResponse)); + } + + @Test + public void givenJacksonDecoder_whenGetStringOfResponse_thenExpectSimpleEntity() throws Exception { + server.enqueue(mockResponse); + Request request = new Request.Builder() + .url(server.url("")) + .build(); + ResponseBody responseBody = client + .newCall(request) + .execute() + .body(); + + Assert.assertNotNull(responseBody); + Assert.assertNotEquals(0, responseBody.contentLength()); + + ObjectMapper objectMapper = new ObjectMapper(); + SimpleEntity entity = objectMapper.readValue(responseBody.string(), SimpleEntity.class); + + Assert.assertNotNull(entity); + Assert.assertEquals(sampleResponse.getName(), entity.getName()); + } + + @Test + public void givenGsonDecoder_whenGetByteStreamOfResponse_thenExpectSimpleEntity() throws Exception { + server.enqueue(mockResponse); + Request request = new Request.Builder() + .url(server.url("")) + .build(); + ResponseBody responseBody = client + .newCall(request) + .execute() + .body(); + + Assert.assertNotNull(responseBody); + Assert.assertNotEquals(0, responseBody.contentLength()); + + Gson gson = new Gson(); + SimpleEntity entity = gson.fromJson(new InputStreamReader(responseBody.byteStream()), SimpleEntity.class); + + Assert.assertNotNull(entity); + Assert.assertEquals(sampleResponse.getName(), entity.getName()); + } + + @Test + public void givenGsonDecoder_whenGetStringOfResponse_thenExpectSimpleEntity() throws Exception { + server.enqueue(mockResponse); + Request request = new Request.Builder() + .url(server.url("")) + .build(); + ResponseBody responseBody = client + .newCall(request) + .execute() + .body(); + + Assert.assertNotNull(responseBody); + + Gson gson = new Gson(); + SimpleEntity entity = gson.fromJson(responseBody.string(), SimpleEntity.class); + + Assert.assertNotNull(entity); + Assert.assertEquals(sampleResponse.getName(), entity.getName()); + } + +} diff --git a/libraries-http-2/src/test/java/com/baeldung/okhttp/SimpleEntity.java b/libraries-http-2/src/test/java/com/baeldung/okhttp/SimpleEntity.java new file mode 100644 index 0000000000..211e43e556 --- /dev/null +++ b/libraries-http-2/src/test/java/com/baeldung/okhttp/SimpleEntity.java @@ -0,0 +1,22 @@ +package com.baeldung.okhttp; + +public class SimpleEntity { + protected String name; + + public SimpleEntity(String name) { + this.name = name; + } + + //no-arg constructor, getters and setters here + + public SimpleEntity() { + } + + public String getName() { + return name; + } + + public void setName(String name) { + this.name = name; + } +}