Merge branch 'master' of https://github.com/eugenp/tutorials into BAEL-14088

spring-boot-rest/src/test/java/com/baeldung/rest/GitHubUser.java

@@ -0,0 +1,21 @@
+package com.baeldung.rest;
+
+public class GitHubUser {
+
+    private String login;
+
+    public GitHubUser() {
+        super();
+    }
+
+    // API
+
+    public String getLogin() {
+        return login;
+    }
+
+    public void setLogin(final String login) {
+        this.login = login;
+    }
+
+}

spring-boot-rest/src/test/java/com/baeldung/rest/GithubBasicLiveTest.java

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+package com.baeldung.rest;
+
+import static org.apache.commons.lang3.RandomStringUtils.randomAlphabetic;
+import static org.hamcrest.Matchers.equalTo;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertThat;
+
+import java.io.IOException;
+
+import org.apache.http.HttpResponse;
+import org.apache.http.HttpStatus;
+import org.apache.http.client.ClientProtocolException;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.client.methods.HttpUriRequest;
+import org.apache.http.entity.ContentType;
+import org.apache.http.impl.client.HttpClientBuilder;
+import org.hamcrest.Matchers;
+import org.junit.Test;
+
+public class GithubBasicLiveTest {
+
+    // simple request - response
+
+    @Test
+    public void givenUserDoesNotExists_whenUserInfoIsRetrieved_then404IsReceived() throws ClientProtocolException, IOException {
+        // Given
+        final String name = randomAlphabetic(8);
+        final HttpUriRequest request = new HttpGet("https://api.github.com/users/" + name);
+
+        // When
+        final HttpResponse httpResponse = HttpClientBuilder.create().build().execute(request);
+
+        // Then
+        assertThat(httpResponse.getStatusLine().getStatusCode(), equalTo(HttpStatus.SC_NOT_FOUND));
+    }
+
+    @Test
+    public void givenRequestWithNoAcceptHeader_whenRequestIsExecuted_thenDefaultResponseContentTypeIsJson() throws ClientProtocolException, IOException {
+        // Given
+        final String jsonMimeType = "application/json";
+        final HttpUriRequest request = new HttpGet("https://api.github.com/users/eugenp");
+
+        // When
+        final HttpResponse response = HttpClientBuilder.create().build().execute(request);
+
+        // Then
+        final String mimeType = ContentType.getOrDefault(response.getEntity()).getMimeType();
+        assertEquals(jsonMimeType, mimeType);
+    }
+
+    @Test
+    public void givenUserExists_whenUserInformationIsRetrieved_thenRetrievedResourceIsCorrect() throws ClientProtocolException, IOException {
+        // Given
+        final HttpUriRequest request = new HttpGet("https://api.github.com/users/eugenp");
+
+        // When
+        final HttpResponse response = HttpClientBuilder.create().build().execute(request);
+
+        // Then
+        final GitHubUser resource = RetrieveUtil.retrieveResourceFromResponse(response, GitHubUser.class);
+        assertThat("eugenp", Matchers.is(resource.getLogin()));
+    }
+
+}

spring-boot-rest/src/test/java/com/baeldung/rest/RetrieveUtil.java

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+package com.baeldung.rest;
+
+import java.io.IOException;
+
+import org.apache.http.HttpResponse;
+import org.apache.http.util.EntityUtils;
+
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+public class RetrieveUtil {
+
+    // API
+
+    public static <T> T retrieveResourceFromResponse(final HttpResponse response, final Class<T> clazz) throws IOException {
+        final String jsonFromResponse = EntityUtils.toString(response.getEntity());
+        final ObjectMapper mapper = new ObjectMapper().configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
+        return mapper.readValue(jsonFromResponse, clazz);
+    }
+
+}