Examples with Context io.vertx.core.Context used on opensource projects

Example 6 with Context

use of io.vertx.core.Context in project vert.x by eclipse.

the class Http2ServerTest method testReceivePing.

@Test
public void testReceivePing() throws Exception {
    Buffer expected = TestUtils.randomBuffer(8);
    Context ctx = vertx.getOrCreateContext();
    server.close();
    server.connectionHandler(conn -> {
        conn.pingHandler(buff -> {
            assertOnIOContext(ctx);
            assertEquals(expected, buff);
            testComplete();
        });
    });
    server.requestHandler(req -> fail());
    startServer(ctx);
    TestClient client = new TestClient();
    ChannelFuture fut = client.connect(DEFAULT_HTTPS_PORT, DEFAULT_HTTPS_HOST, request -> {
        request.encoder.writePing(request.context, false, expected.getByteBuf(), request.context.newPromise());
    });
    fut.sync();
    await();
}

Example 7 with Context

use of io.vertx.core.Context in project vert.x by eclipse.

the class Http2ServerTest method testResetActivePushPromise.

@Test
public void testResetActivePushPromise() throws Exception {
    Context ctx = vertx.getOrCreateContext();
    server.requestHandler(req -> {
        req.response().push(HttpMethod.GET, "/wibble", ar -> {
            assertTrue(ar.succeeded());
            assertOnIOContext(ctx);
            HttpServerResponse response = ar.result();
            response.exceptionHandler(err -> {
                testComplete();
            });
            response.setChunked(true).write("some_content");
        });
    });
    startServer(ctx);
    TestClient client = new TestClient();
    ChannelFuture fut = client.connect(DEFAULT_HTTPS_PORT, DEFAULT_HTTPS_HOST, request -> {
        int id = request.nextStreamId();
        Http2ConnectionEncoder encoder = request.encoder;
        encoder.writeHeaders(request.context, id, GET("/"), 0, true, request.context.newPromise());
        request.decoder.frameListener(new Http2FrameAdapter() {

            @Override
            public int onDataRead(ChannelHandlerContext ctx, int streamId, ByteBuf data, int padding, boolean endOfStream) throws Http2Exception {
                request.encoder.writeRstStream(ctx, streamId, Http2Error.CANCEL.code(), ctx.newPromise());
                request.context.flush();
                return super.onDataRead(ctx, streamId, data, padding, endOfStream);
            }
        });
    });
    fut.sync();
    await();
}

Example 8 with Context

use of io.vertx.core.Context in project vert.x by eclipse.

the class HttpMetricsTest method testHttpMetricsLifecycle.

private void testHttpMetricsLifecycle(HttpVersion protocol) throws Exception {
    waitFor(2);
    int numBuffers = 10;
    int contentLength = numBuffers * 1000;
    AtomicReference<HttpServerMetric> serverMetric = new AtomicReference<>();
    server.requestHandler(req -> {
        assertEquals(protocol, req.version());
        FakeHttpServerMetrics serverMetrics = FakeMetricsBase.getMetrics(server);
        assertNotNull(serverMetrics);
        serverMetric.set(serverMetrics.getMetric(req));
        assertNotNull(serverMetric.get());
        assertNotNull(serverMetric.get().socket);
        assertTrue(serverMetric.get().socket.connected.get());
        req.bodyHandler(buff -> {
            assertEquals(contentLength, buff.length());
            HttpServerResponse resp = req.response().putHeader("Content-Length", "" + contentLength);
            AtomicInteger numBuffer = new AtomicInteger(numBuffers);
            vertx.setPeriodic(1, timerID -> {
                if (numBuffer.getAndDecrement() == 0) {
                    resp.end();
                    assertNull(serverMetrics.getMetric(req));
                    vertx.cancelTimer(timerID);
                } else {
                    resp.write(TestUtils.randomBuffer(1000));
                }
            });
        });
    });
    startServer();
    CountDownLatch latch = new CountDownLatch(1);
    AtomicReference<HttpClientMetric> clientMetric = new AtomicReference<>();
    client = vertx.createHttpClient(new HttpClientOptions().setProtocolVersion(protocol));
    FakeHttpClientMetrics metrics = FakeMetricsBase.getMetrics(client);
    Context ctx = vertx.getOrCreateContext();
    ctx.runOnContext(v -> {
        HttpClientRequest req = client.get(DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, "/somepath").exceptionHandler(this::fail);
        assertNull(metrics.getMetric(req));
        req.setChunked(true).handler(resp -> {
            clientMetric.set(metrics.getMetric(req));
            assertNotNull(clientMetric.get());
            assertNotNull(clientMetric.get().socket);
            assertTrue(clientMetric.get().socket.connected.get());
            resp.bodyHandler(buff -> {
                assertNull(metrics.getMetric(req));
                assertEquals(contentLength, buff.length());
                latch.countDown();
            });
        });
        for (int i = 0; i < numBuffers; i++) {
            req.write(TestUtils.randomBuffer(1000));
        }
        req.end();
    });
    awaitLatch(latch);
    client.close();
    waitUntil(() -> !serverMetric.get().socket.connected.get());
    assertEquals(contentLength, serverMetric.get().socket.bytesRead.get());
    assertEquals(contentLength, serverMetric.get().socket.bytesWritten.get());
    waitUntil(() -> !clientMetric.get().socket.connected.get());
    assertEquals(contentLength, clientMetric.get().socket.bytesRead.get());
    assertEquals(contentLength, clientMetric.get().socket.bytesWritten.get());
}

Example 9 with Context

use of io.vertx.core.Context in project vert.x by eclipse.

the class HttpMetricsTest method testHttpClientLifecycle.

private void testHttpClientLifecycle(HttpVersion protocol) throws Exception {
    HttpServer server = vertx.createHttpServer();
    CountDownLatch requestBeginLatch = new CountDownLatch(1);
    CountDownLatch requestBodyLatch = new CountDownLatch(1);
    CountDownLatch requestEndLatch = new CountDownLatch(1);
    CompletableFuture<Void> beginResponse = new CompletableFuture<>();
    CompletableFuture<Void> endResponse = new CompletableFuture<>();
    server.requestHandler(req -> {
        assertEquals(protocol, req.version());
        requestBeginLatch.countDown();
        req.handler(buff -> {
            requestBodyLatch.countDown();
        });
        req.endHandler(v -> {
            requestEndLatch.countDown();
        });
        Context ctx = vertx.getOrCreateContext();
        beginResponse.thenAccept(v1 -> {
            ctx.runOnContext(v2 -> {
                req.response().setChunked(true).write(TestUtils.randomAlphaString(1024));
            });
        });
        endResponse.thenAccept(v1 -> {
            ctx.runOnContext(v2 -> {
                req.response().end();
            });
        });
    });
    CountDownLatch listenLatch = new CountDownLatch(1);
    server.listen(8080, "localhost", onSuccess(s -> {
        listenLatch.countDown();
    }));
    awaitLatch(listenLatch);
    HttpClient client = vertx.createHttpClient(new HttpClientOptions().setProtocolVersion(protocol));
    FakeHttpClientMetrics clientMetrics = FakeMetricsBase.getMetrics(client);
    CountDownLatch responseBeginLatch = new CountDownLatch(1);
    CountDownLatch responseEndLatch = new CountDownLatch(1);
    HttpClientRequest req = client.post(8080, "localhost", "/somepath", resp -> {
        responseBeginLatch.countDown();
        resp.endHandler(v -> {
            responseEndLatch.countDown();
        });
    }).setChunked(true);
    req.sendHead();
    awaitLatch(requestBeginLatch);
    HttpClientMetric reqMetric = clientMetrics.getMetric(req);
    assertEquals(0, reqMetric.requestEnded.get());
    assertEquals(0, reqMetric.responseBegin.get());
    req.write(TestUtils.randomAlphaString(1024));
    awaitLatch(requestBodyLatch);
    assertEquals(0, reqMetric.requestEnded.get());
    assertEquals(0, reqMetric.responseBegin.get());
    req.end();
    awaitLatch(requestEndLatch);
    assertEquals(1, reqMetric.requestEnded.get());
    assertEquals(0, reqMetric.responseBegin.get());
    beginResponse.complete(null);
    awaitLatch(responseBeginLatch);
    assertEquals(1, reqMetric.requestEnded.get());
    assertEquals(1, reqMetric.responseBegin.get());
    endResponse.complete(null);
    awaitLatch(responseEndLatch);
    assertNull(clientMetrics.getMetric(req));
    assertEquals(1, reqMetric.requestEnded.get());
    assertEquals(1, reqMetric.responseBegin.get());
}

Example 10 with Context

use of io.vertx.core.Context in project vert.x by eclipse.

the class HttpTest method pausingServer.

private void pausingServer(Consumer<Future<Void>> consumer) {
    Future<Void> resumeFuture = Future.future();
    server.requestHandler(req -> {
        req.response().setChunked(true);
        req.pause();
        Context ctx = vertx.getOrCreateContext();
        resumeFuture.setHandler(v1 -> {
            ctx.runOnContext(v2 -> {
                req.resume();
            });
        });
        req.handler(buff -> {
            req.response().write(buff);
        });
    });
    server.listen(onSuccess(s -> consumer.accept(resumeFuture)));
}