content: /*
   * Copyright The OpenTelemetry Authors
   * SPDX-License-Identifier: Apache-2.0
   */
  
  package io.opentelemetry.javaagent.instrumentation.vertx.v3_0.client;
  
  import static io.opentelemetry.semconv.NetworkAttributes.NETWORK_PROTOCOL_VERSION;
  import static io.opentelemetry.semconv.ServerAttributes.SERVER_ADDRESS;
  import static io.opentelemetry.semconv.ServerAttributes.SERVER_PORT;
  
  import io.opentelemetry.api.common.AttributeKey;
  import io.opentelemetry.instrumentation.testing.junit.InstrumentationExtension;
  import io.opentelemetry.instrumentation.testing.junit.http.AbstractHttpClientTest;
  import io.opentelemetry.instrumentation.testing.junit.http.HttpClientInstrumentationExtension;
  import io.opentelemetry.instrumentation.testing.junit.http.HttpClientResult;
  import io.opentelemetry.instrumentation.testing.junit.http.HttpClientTestOptions;
  import io.opentelemetry.instrumentation.testing.junit.http.SingleConnection;
  import io.vertx.core.Vertx;
  import io.vertx.core.VertxOptions;
  import io.vertx.core.http.HttpClient;
  import io.vertx.core.http.HttpClientOptions;
  import io.vertx.core.http.HttpClientRequest;
  import io.vertx.core.http.HttpMethod;
  import java.net.URI;
  import java.util.HashSet;
  import java.util.Map;
  import java.util.Set;
  import java.util.concurrent.CompletableFuture;
  import java.util.concurrent.TimeUnit;
  import org.junit.jupiter.api.extension.RegisterExtension;
  
  class VertxHttpClientTest extends AbstractHttpClientTest<HttpClientRequest> {
  
    @RegisterExtension
    static final InstrumentationExtension testing = HttpClientInstrumentationExtension.forAgent();
  
    private final HttpClient httpClient = buildClient();
  
    private static HttpClient buildClient() {
      Vertx vertx = Vertx.vertx(new VertxOptions());
      HttpClientOptions clientOptions =
          new HttpClientOptions().setConnectTimeout(Math.toIntExact(CONNECTION_TIMEOUT.toMillis()));
      return vertx.createHttpClient(clientOptions);
    }
  
    @Override
    public HttpClientRequest buildRequest(String method, URI uri, Map<String, String> headers) {
      HttpClientRequest request = httpClient.requestAbs(HttpMethod.valueOf(method), uri.toString());
      headers.forEach(request::putHeader);
      return request;
    }
  
    private static CompletableFuture<Integer> sendRequest(HttpClientRequest request) {
      CompletableFuture<Integer> future = new CompletableFuture<>();
      request
          .handler(response -> future.complete(response.statusCode()))
          .exceptionHandler(future::completeExceptionally)
          .end();
      return future;
    }
  
    @Override
    public int sendRequest(
        HttpClientRequest request, String method, URI uri, Map<String, String> headers)
        throws Exception {
      // Vertx doesn't seem to provide any synchronous API so bridge through a callback
      return sendRequest(request).get(30, TimeUnit.SECONDS);
    }
  
    @Override
    public void sendRequestWithCallback(
        HttpClientRequest request,
        String method,
        URI uri,
        Map<String, String> headers,
        HttpClientResult httpClientResult) {
      sendRequest(request)
          .whenComplete((status, throwable) -> httpClientResult.complete(() -> status, throwable));
    }
  
    @Override
    protected void configure(HttpClientTestOptions.Builder optionsBuilder) {
      optionsBuilder.disableTestRedirects();
      optionsBuilder.disableTestReusedRequest();
      optionsBuilder.disableTestHttps();
      optionsBuilder.disableTestReadTimeout();
      optionsBuilder.disableTestNonStandardHttpMethod();
  
      optionsBuilder.setHttpAttributes(
          uri -> {
            Set<AttributeKey<?>> attributes =
                new HashSet<>(HttpClientTestOptions.DEFAULT_HTTP_ATTRIBUTES);
            attributes.remove(NETWORK_PROTOCOL_VERSION);
            attributes.remove(SERVER_ADDRESS);
            attributes.remove(SERVER_PORT);
            return attributes;
          });
  
      optionsBuilder.setSingleConnectionFactory(VertxHttpClientTest::createSingleConnection);
    }
  
    private static SingleConnection createSingleConnection(String host, int port) {
      // This test fails on Vert.x 3.0 and only works starting from 3.1
      // Most probably due to https://github.com/eclipse-vertx/vert.x/pull/1126
      boolean shouldRun = Boolean.getBoolean("testLatestDeps");
      return shouldRun ? new VertxSingleConnection(host, port) : null;
    }
  }
  