1 files changed, 93 insertions, 0 deletions
diff --git a/tests/sockets/test_sockets_bi_side.c b/tests/sockets/test_sockets_bi_side.c
new file mode 100644
index 00000000..b8910632
--- /dev/null
+++ b/tests/sockets/test_sockets_bi_side.c
@@ -0,0 +1,93 @@
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#if EMSCRIPTEN
+#include <emscripten.h>
+#endif
+
+#define EXPECTED_BYTES 5
+
+int sockfd = -1;
+
+void finish(int result) {
+  close(sockfd);
+  exit(result);
+}
+
+void loop() {
+  fd_set fdw;
+  int res;
+
+  // Make sure that sockfd has actually finished connecting
+  // and is ready to read.
+  FD_ZERO(&fdw);
+  FD_SET(sockfd, &fdw);
+  res = select(64, NULL, &fdw, NULL, NULL);
+  if (res == -1) {
+    perror("select failed");
+    finish(EXIT_FAILURE);
+  } else if (!FD_ISSET(sockfd, &fdw)) {
+    return;
+  }
+
+  char data[] = "hello from the other siide\n";
+
+  printf("send..\n");
+#if TEST_FILE_OPS
+  res = write(sockfd, data, sizeof(data));
+#else
+  res = send(sockfd, data, sizeof(data), 0);
+#endif
+  if (res == -1) {
+    if (errno != EAGAIN) {
+      perror("send error");
+      finish(EXIT_FAILURE);
+    }
+    return;
+  }
+
+  finish(EXIT_SUCCESS);
+}
+
+int main() {
+  struct sockaddr_in addr;
+  int res;
+#if !TEST_DGRAM
+  sockfd = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
+#else
+  sockfd = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP);
+#endif
+  if (sockfd == -1) {
+    perror("cannot create socket");
+    finish(EXIT_FAILURE);
+  }
+  fcntl(sockfd, F_SETFL, O_NONBLOCK);
+
+  memset(&addr, 0, sizeof(addr));
+  addr.sin_family = AF_INET;
+  addr.sin_port = htons(SOCKK);
+  if (inet_pton(AF_INET, "127.0.0.1", &addr.sin_addr) != 1) {
+    perror("inet_pton failed");
+    finish(EXIT_FAILURE);
+  }
+
+  res = connect(sockfd, (struct sockaddr *)&addr, sizeof(addr));
+  if (res == -1 && errno != EINPROGRESS) {
+    perror("connect failed");
+    finish(EXIT_FAILURE);
+  }
+
+  emscripten_set_main_loop(loop, 0, 0);
+
+  return EXIT_SUCCESS;
+}
+