Merge pull request #821 from caiiiycuk/recv_test

Test for recv (partial)

1 files changed, 124 insertions, 0 deletions

diff --git a/tests/websockets_partial.c b/tests/websockets_partial.c
new file mode 100644
index 00000000..deacdb6b
--- /dev/null
+++ b/tests/websockets_partial.c
@@ -0,0 +1,124 @@
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/ioctl.h>
+#include <assert.h>
+#if EMSCRIPTEN
+#include <emscripten.h>
+#endif
+
+int SocketFD;
+int done = 0;
+int sum = 0;
+
+void iter(void *arg) {
+  char buffer[1024];
+  char packetLength;
+  int n;
+  int i;
+
+  if (done) {
+    return;
+  }
+
+  n = recv(SocketFD, buffer, 1, 0);
+
+  if (n == -1) {
+    if (errno == EAGAIN || errno == EWOULDBLOCK) {
+      return; //try again
+    }
+
+    fprintf(stderr, "unexcepted end of data");
+    exit(EXIT_FAILURE);
+  }
+
+  if (n != 1) {
+    fprintf(stderr, "should read 1 byte");
+    exit(EXIT_FAILURE);
+  }
+
+  packetLength = buffer[0];
+  n = recv(SocketFD, buffer, packetLength, 0);
+
+  if (n != packetLength) {
+    fprintf(stderr, "lost packet data, expected: %d readed: %d", packetLength, n);
+    exit(EXIT_FAILURE);
+  }
+
+  for (i = 0; i < packetLength; ++i) {
+    if (buffer[i] != i+1) {
+      fprintf(stderr, "packet corrupted, expected: %d, actual: %d", i+1, buffer[i]);
+      exit(EXIT_FAILURE);
+    }
+
+    sum += buffer[i];
+  }
+
+  if (packetLength == buffer[0]) { // \x01\x01 - end marker
+    shutdown(SocketFD, SHUT_RDWR);
+    close(SocketFD);
+    done = 1;
+
+    #if EMSCRIPTEN
+        int result = sum;
+        REPORT_RESULT();
+    #endif
+  }
+}
+
+int main(void)
+{
+  struct sockaddr_in stSockAddr;
+  int Res;
+  SocketFD = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
+
+  if (-1 == SocketFD)
+  {
+    perror("cannot create socket");
+    exit(EXIT_FAILURE);
+  }
+
+  memset(&stSockAddr, 0, sizeof(stSockAddr));
+
+  stSockAddr.sin_family = AF_INET;
+  stSockAddr.sin_port = htons(
+#if EMSCRIPTEN
+    8991
+#else
+    8990
+#endif
+  );
+  Res = inet_pton(AF_INET, "127.0.0.1", &stSockAddr.sin_addr);
+
+  if (0 > Res) {
+    perror("error: first parameter is not a valid address family");
+    close(SocketFD);
+    exit(EXIT_FAILURE);
+  } else if (0 == Res) {
+    perror("char string (second parameter does not contain valid ipaddress)");
+    close(SocketFD);
+    exit(EXIT_FAILURE);
+  }
+
+  if (-1 == connect(SocketFD, (struct sockaddr *)&stSockAddr, sizeof(stSockAddr))) {
+    perror("connect failed");
+    close(SocketFD);
+    exit(EXIT_FAILURE);
+
+  }
+
+#if EMSCRIPTEN
+  emscripten_set_main_loop(iter, 0, 0);
+#else
+  while (!done) iter(NULL);
+#endif
+
+  return EXIT_SUCCESS;
+}
+