summaryrefslogtreecommitdiffstatshomepage
path: root/3rdparty/libuv/test/test-ping-pong.c
diff options
context:
space:
mode:
Diffstat (limited to '3rdparty/libuv/test/test-ping-pong.c')
-rw-r--r--3rdparty/libuv/test/test-ping-pong.c270
1 files changed, 270 insertions, 0 deletions
diff --git a/3rdparty/libuv/test/test-ping-pong.c b/3rdparty/libuv/test/test-ping-pong.c
new file mode 100644
index 00000000000..c074178541b
--- /dev/null
+++ b/3rdparty/libuv/test/test-ping-pong.c
@@ -0,0 +1,270 @@
+/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#include "uv.h"
+#include "task.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+
+static int completed_pingers = 0;
+
+#define NUM_PINGS 1000
+
+/* 64 bytes is enough for a pinger */
+#define BUFSIZE 10240
+
+static char PING[] = "PING\n";
+static int pinger_on_connect_count;
+
+
+typedef struct {
+ int pongs;
+ int state;
+ union {
+ uv_tcp_t tcp;
+ uv_pipe_t pipe;
+ } stream;
+ uv_connect_t connect_req;
+ char read_buffer[BUFSIZE];
+} pinger_t;
+
+
+static void alloc_cb(uv_handle_t* handle, size_t size, uv_buf_t* buf) {
+ buf->base = malloc(size);
+ buf->len = size;
+}
+
+
+static void pinger_on_close(uv_handle_t* handle) {
+ pinger_t* pinger = (pinger_t*)handle->data;
+
+ ASSERT(NUM_PINGS == pinger->pongs);
+
+ free(pinger);
+
+ completed_pingers++;
+}
+
+
+static void pinger_after_write(uv_write_t *req, int status) {
+ ASSERT(status == 0);
+ free(req);
+}
+
+
+static void pinger_write_ping(pinger_t* pinger) {
+ uv_write_t *req;
+ uv_buf_t buf;
+
+ buf = uv_buf_init(PING, sizeof(PING) - 1);
+
+ req = malloc(sizeof(*req));
+ if (uv_write(req,
+ (uv_stream_t*) &pinger->stream.tcp,
+ &buf,
+ 1,
+ pinger_after_write)) {
+ FATAL("uv_write failed");
+ }
+
+ puts("PING");
+}
+
+
+static void pinger_read_cb(uv_stream_t* stream,
+ ssize_t nread,
+ const uv_buf_t* buf) {
+ ssize_t i;
+ pinger_t* pinger;
+
+ pinger = (pinger_t*)stream->data;
+
+ if (nread < 0) {
+ ASSERT(nread == UV_EOF);
+
+ puts("got EOF");
+ free(buf->base);
+
+ uv_close((uv_handle_t*)(&pinger->stream.tcp), pinger_on_close);
+
+ return;
+ }
+
+ /* Now we count the pings */
+ for (i = 0; i < nread; i++) {
+ ASSERT(buf->base[i] == PING[pinger->state]);
+ pinger->state = (pinger->state + 1) % (sizeof(PING) - 1);
+
+ if (pinger->state != 0)
+ continue;
+
+ printf("PONG %d\n", pinger->pongs);
+ pinger->pongs++;
+
+ if (pinger->pongs < NUM_PINGS) {
+ pinger_write_ping(pinger);
+ } else {
+ uv_close((uv_handle_t*)(&pinger->stream.tcp), pinger_on_close);
+ break;
+ }
+ }
+
+ free(buf->base);
+}
+
+
+static void pinger_on_connect(uv_connect_t *req, int status) {
+ pinger_t *pinger = (pinger_t*)req->handle->data;
+
+ pinger_on_connect_count++;
+
+ ASSERT(status == 0);
+
+ ASSERT(1 == uv_is_readable(req->handle));
+ ASSERT(1 == uv_is_writable(req->handle));
+ ASSERT(0 == uv_is_closing((uv_handle_t *) req->handle));
+
+ pinger_write_ping(pinger);
+
+ uv_read_start((uv_stream_t*)(req->handle), alloc_cb, pinger_read_cb);
+}
+
+
+/* same ping-pong test, but using IPv6 connection */
+static void tcp_pinger_v6_new(void) {
+ int r;
+ struct sockaddr_in6 server_addr;
+ pinger_t *pinger;
+
+
+ ASSERT(0 ==uv_ip6_addr("::1", TEST_PORT, &server_addr));
+ pinger = malloc(sizeof(*pinger));
+ ASSERT(pinger != NULL);
+ pinger->state = 0;
+ pinger->pongs = 0;
+
+ /* Try to connect to the server and do NUM_PINGS ping-pongs. */
+ r = uv_tcp_init(uv_default_loop(), &pinger->stream.tcp);
+ pinger->stream.tcp.data = pinger;
+ ASSERT(!r);
+
+ /* We are never doing multiple reads/connects at a time anyway. */
+ /* so these handles can be pre-initialized. */
+ r = uv_tcp_connect(&pinger->connect_req,
+ &pinger->stream.tcp,
+ (const struct sockaddr*) &server_addr,
+ pinger_on_connect);
+ ASSERT(!r);
+
+ /* Synchronous connect callbacks are not allowed. */
+ ASSERT(pinger_on_connect_count == 0);
+}
+
+
+static void tcp_pinger_new(void) {
+ int r;
+ struct sockaddr_in server_addr;
+ pinger_t *pinger;
+
+ ASSERT(0 == uv_ip4_addr("127.0.0.1", TEST_PORT, &server_addr));
+ pinger = malloc(sizeof(*pinger));
+ ASSERT(pinger != NULL);
+ pinger->state = 0;
+ pinger->pongs = 0;
+
+ /* Try to connect to the server and do NUM_PINGS ping-pongs. */
+ r = uv_tcp_init(uv_default_loop(), &pinger->stream.tcp);
+ pinger->stream.tcp.data = pinger;
+ ASSERT(!r);
+
+ /* We are never doing multiple reads/connects at a time anyway. */
+ /* so these handles can be pre-initialized. */
+ r = uv_tcp_connect(&pinger->connect_req,
+ &pinger->stream.tcp,
+ (const struct sockaddr*) &server_addr,
+ pinger_on_connect);
+ ASSERT(!r);
+
+ /* Synchronous connect callbacks are not allowed. */
+ ASSERT(pinger_on_connect_count == 0);
+}
+
+
+static void pipe_pinger_new(void) {
+ int r;
+ pinger_t *pinger;
+
+ pinger = (pinger_t*)malloc(sizeof(*pinger));
+ ASSERT(pinger != NULL);
+ pinger->state = 0;
+ pinger->pongs = 0;
+
+ /* Try to connect to the server and do NUM_PINGS ping-pongs. */
+ r = uv_pipe_init(uv_default_loop(), &pinger->stream.pipe, 0);
+ pinger->stream.pipe.data = pinger;
+ ASSERT(!r);
+
+ /* We are never doing multiple reads/connects at a time anyway. */
+ /* so these handles can be pre-initialized. */
+
+ uv_pipe_connect(&pinger->connect_req, &pinger->stream.pipe, TEST_PIPENAME,
+ pinger_on_connect);
+
+ /* Synchronous connect callbacks are not allowed. */
+ ASSERT(pinger_on_connect_count == 0);
+}
+
+
+TEST_IMPL(tcp_ping_pong) {
+ tcp_pinger_new();
+ uv_run(uv_default_loop(), UV_RUN_DEFAULT);
+
+ ASSERT(completed_pingers == 1);
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+
+TEST_IMPL(tcp_ping_pong_v6) {
+ if (!can_ipv6())
+ RETURN_SKIP("IPv6 not supported");
+
+ tcp_pinger_v6_new();
+ uv_run(uv_default_loop(), UV_RUN_DEFAULT);
+
+ ASSERT(completed_pingers == 1);
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+
+TEST_IMPL(pipe_ping_pong) {
+ pipe_pinger_new();
+ uv_run(uv_default_loop(), UV_RUN_DEFAULT);
+
+ ASSERT(completed_pingers == 1);
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}