Examples of io.vertx.core.http.HttpClientRequest

io.vertx.core.http.HttpClientRequest
g">Tim Fox

      assertEquals("More than one call to client exception handler was not expected", 1, clientExceptions.incrementAndGet());
      latch.countDown();
    });


    // This one should cause an error in the Client Exception handler, because it has no exception handler set specifically.
    HttpClientRequest req1 = client.request(HttpMethod.GET, 9998, DEFAULT_HTTP_HOST, "someurl1", resp -> {
      fail("Should never get a response on a bad port, if you see this message than you are running an http server on port 9998");
    });
    // No exception handler set on request!


    HttpClientRequest req2 = client.request(HttpMethod.GET, 9998, DEFAULT_HTTP_HOST, "someurl2", resp -> {
      fail("Should never get a response on a bad port, if you see this message than you are running an http server on port 9998");
    });


    req2.exceptionHandler(t -> {
      assertEquals("More than one call to req2 exception handler was not expected", 1, req2Exceptions.incrementAndGet());
      latch.countDown();
    });


    HttpClientRequest req3 = client.request(HttpMethod.GET, 9998, DEFAULT_HTTP_HOST, "someurl2", resp -> {
      fail("Should never get a response on a bad port, if you see this message than you are running an http server on port 9998");
    });


    req3.exceptionHandler(t -> {
      assertEquals("More than one call to req2 exception handler was not expected", 1, req3Exceptions.incrementAndGet());
      latch.countDown();
    });


    req1.end();
    req2.end();
    req3.end();


    awaitLatch(latch);
    testComplete();
  }

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  @Test
  public void testRequestTimesoutWhenIndicatedPeriodExpiresWithoutAResponseFromRemoteServer() {
    server.requestHandler(noOpHandler()); // No response handler so timeout triggers


    server.listen(onSuccess(s -> {
      HttpClientRequest req = client.request(HttpMethod.GET, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, resp -> {
        fail("End should not be called because the request should timeout");
      });
      req.exceptionHandler(t -> {
        assertTrue("Expected to end with timeout exception but ended with other exception: " + t, t instanceof TimeoutException);
        testComplete();
      });
      req.setTimeout(1000);
      req.end();
    }));


    await();
  }

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        }
      });
    });


    server.listen(onSuccess(s -> {
      HttpClientRequest req = client.request(HttpMethod.GET, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, resp -> {
        assertEquals(200, resp.statusCode());
        resp.endHandler(v -> testComplete());
      });
      req.exceptionHandler(t -> fail("Should not be called"));
      req.setTimeout(timeout);
      req.end();
    }));


    await();
  }

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  @Test
  public void testRequestTimeoutCanceledWhenRequestHasAnOtherError() {
    AtomicReference<Throwable> exception = new AtomicReference<>();
    // There is no server running, should fail to connect
    HttpClientRequest req = client.request(HttpMethod.GET, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, resp -> {
      fail("End should not be called because the request should fail to connect");
    });
    req.exceptionHandler(exception::set);
    req.setTimeout(800);
    req.end();


    vertx.setTimer(1500, id -> {
      assertNotNull("Expected an exception to be set", exception.get());
      assertFalse("Expected to not end with timeout exception, but did: " + exception.get(), exception.get() instanceof TimeoutException);
      testComplete();

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    server.listen(onSuccess(s -> {
      AtomicReference<Throwable> exception = new AtomicReference<>();


      // There is no server running, should fail to connect
      HttpClientRequest req = client.request(HttpMethod.GET, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, noOpHandler());
      req.exceptionHandler(exception::set);
      req.setTimeout(500);
      req.end();


      vertx.setTimer(1000, id -> {
        assertNull("Did not expect any exception", exception.get());
        testComplete();
      });

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        req.response().end("OK");
      });
    });


    server.listen(onSuccess(s -> {
      HttpClientRequest req = client.request(HttpMethod.GET, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, resp -> fail("Response should not be handled"));
      req.exceptionHandler(t -> {
        assertTrue("Expected to end with timeout exception but ended with other exception: " + t, t instanceof TimeoutException);
        //Delay a bit to let any response come back
        vertx.setTimer(500, id -> testComplete());
      });
      req.setTimeout(100);
      req.end();
    }));


    await();
  }

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          fail("Should not throw exception");
        } else {
          testComplete();
        }
      });
      HttpClientRequest req = client.request(HttpMethod.GET, 4043, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, response -> {
        response.bodyHandler(data -> assertEquals("bar", data.toString()));
        testComplete();
      });
      req.end("foo");
    });
    await();
  }

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    HttpClientOptions clientOptions = new HttpClientOptions();
    clientOptions.setTrustStoreOptions(getClientTrustOptions(TS.PEM_CA));
    clientOptions.setSsl(true);
    clientOptions.addCrlPath("/invalid.pem");
    HttpClient client = vertx.createHttpClient(clientOptions);
    HttpClientRequest req = client.request(HttpMethod.CONNECT, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, "/", (handler) -> {});
    try {
      req.end();
      fail("Was expecting a failure");
    } catch (VertxException e) {
      assertNotNull(e.getCause());
      assertEquals("java.nio.file.NoSuchFileException: /invalid.pem", e.getCause().getMessage());
    }

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      req.response().end();
    });


    AtomicBoolean paused = new AtomicBoolean();
    Buffer totBuff = Buffer.buffer();
    HttpClientRequest clientRequest = client.request(HttpMethod.GET, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, resp -> {
      resp.pause();
      paused.set(true);
      resp.handler(chunk -> {
        if (paused.get()) {
          fail("Shouldn't receive chunks when paused");
        } else {
          totBuff.appendBuffer(chunk);
        }
      });
      resp.endHandler(v -> {
        if (paused.get()) {
          fail("Shouldn't receive chunks when paused");
        } else {
          assertEquals(numWrites * numBytes, totBuff.length());
          testComplete();
        }
      });
      vertx.setTimer(500, id -> {
        paused.set(false);
        resp.resume();
      });
    });


    server.listen(onSuccess(s -> clientRequest.end()));


    await();
  }

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        });
      }
    });


    server.listen(onSuccess(s -> {
      HttpClientRequest req = client.request(HttpMethod.POST, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, "/form", resp -> {
        // assert the response
        assertEquals(200, resp.statusCode());
        resp.bodyHandler(body -> {
          assertEquals(0, body.length());
        });
        assertEquals(0, attributeCount.get());
        testComplete();
      });


      String boundary = "dLV9Wyq26L_-JQxk6ferf-RT153LhOO";
      Buffer buffer = Buffer.buffer();
      String body =
        "--" + boundary + "\r\n" +
          "Content-Disposition: form-data; name=\"file\"; filename=\"tmp-0.txt\"\r\n" +
          "Content-Type: image/gif\r\n" +
          "\r\n" +
          content + "\r\n" +
          "--" + boundary + "--\r\n";


      buffer.appendString(body);
      req.headers().set("content-length", String.valueOf(buffer.length()));
      req.headers().set("content-type", "multipart/form-data; boundary=" + boundary);
      req.write(buffer).end();
    }));


    await();
  }

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