Diff: mbed-os/TESTS/netsocket/tcp/tcpsocket_echotest.cpp

Revision:

0:8fdf9a60065b

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-os/TESTS/netsocket/tcp/tcpsocket_echotest.cpp	Wed Oct 10 00:33:53 2018 +0000
@@ -0,0 +1,171 @@
+/*
+ * Copyright (c) 2018, ARM Limited, All Rights Reserved
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "mbed.h"
+#include "TCPSocket.h"
+#include "greentea-client/test_env.h"
+#include "unity/unity.h"
+#include "utest.h"
+#include "tcp_tests.h"
+
+using namespace utest::v1;
+
+namespace {
+static const int SIGNAL_SIGIO = 0x1;
+static const int SIGIO_TIMEOUT = 5000; //[ms]
+
+static const int BUFF_SIZE = 1200;
+static const int PKTS = 22;
+static const int pkt_sizes[PKTS] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, \
+                                    100, 200, 300, 400, 500, 600, 700, 800, 900, 1000, \
+                                    1100, 1200
+                                   };
+TCPSocket sock;
+Semaphore tx_sem(0, 1);
+
+Timer tc_exec_time;
+int time_allotted;
+}
+
+static void _sigio_handler(osThreadId id)
+{
+    osSignalSet(id, SIGNAL_SIGIO);
+}
+
+void TCPSOCKET_ECHOTEST()
+{
+    if (tcpsocket_connect_to_echo_srv(sock) != NSAPI_ERROR_OK) {
+        TEST_FAIL();
+        return;
+    }
+
+    int recvd;
+    int sent;
+    int x = 0;
+    for (int pkt_s = pkt_sizes[x]; x < PKTS; pkt_s = pkt_sizes[x++]) {
+        fill_tx_buffer_ascii(tcp_global::tx_buffer, BUFF_SIZE);
+
+        sent = sock.send(tcp_global::tx_buffer, pkt_s);
+        if (sent < 0) {
+            printf("[Round#%02d] network error %d\n", x, sent);
+            TEST_FAIL();
+            TEST_ASSERT_EQUAL(NSAPI_ERROR_OK, sock.close());
+            return;
+        }
+
+        int bytes2recv = sent;
+        while (bytes2recv) {
+            recvd = sock.recv(&(tcp_global::rx_buffer[sent - bytes2recv]), bytes2recv);
+            if (recvd < 0) {
+                printf("[Round#%02d] network error %d\n", x, recvd);
+                TEST_FAIL();
+                TEST_ASSERT_EQUAL(NSAPI_ERROR_OK, sock.close());
+                return;
+            }
+            bytes2recv -= recvd;
+        }
+        TEST_ASSERT_EQUAL(0, memcmp(tcp_global::tx_buffer, tcp_global::rx_buffer, sent));
+    }
+    TEST_ASSERT_EQUAL(NSAPI_ERROR_OK, sock.close());
+}
+
+void tcpsocket_echotest_nonblock_receiver(void *receive_bytes)
+{
+    int bytes2recv = *(int *)receive_bytes;
+    int recvd;
+    while (bytes2recv) {
+        recvd = sock.recv(&(tcp_global::rx_buffer[*(int *)receive_bytes - bytes2recv]), bytes2recv);
+        if (recvd == NSAPI_ERROR_WOULD_BLOCK) {
+            if (tc_exec_time.read() >= time_allotted) {
+                TEST_FAIL();
+                break;
+            }
+            wait(1);
+            continue;
+        } else if (recvd < 0) {
+            TEST_FAIL();
+            break;
+        }
+        bytes2recv -= recvd;
+    }
+
+    TEST_ASSERT_EQUAL(0, memcmp(tcp_global::tx_buffer, tcp_global::rx_buffer, *(int *)receive_bytes));
+
+    static int round = 0;
+    printf("[Recevr#%02d] bytes received: %d\n", round++, *(int *)receive_bytes);
+
+    tx_sem.release();
+
+}
+
+void TCPSOCKET_ECHOTEST_NONBLOCK()
+{
+    tc_exec_time.start();
+    time_allotted = split2half_rmng_tcp_test_time(); // [s]
+
+    tcpsocket_connect_to_echo_srv(sock);
+    sock.set_blocking(false);
+    sock.sigio(callback(_sigio_handler, Thread::gettid()));
+
+    int bytes2send;
+    int sent;
+    int s_idx = 0;
+    Thread *thread;
+    unsigned char *stack_mem = (unsigned char *)malloc(tcp_global::TCP_OS_STACK_SIZE);
+    TEST_ASSERT_NOT_NULL(stack_mem);
+
+    for (int pkt_s = pkt_sizes[s_idx]; s_idx < PKTS; ++s_idx) {
+        pkt_s = pkt_sizes[s_idx];
+        thread = new Thread(osPriorityNormal,
+                            tcp_global::TCP_OS_STACK_SIZE,
+                            stack_mem,
+                            "receiver");
+        TEST_ASSERT_EQUAL(osOK, thread->start(callback(tcpsocket_echotest_nonblock_receiver, &pkt_s)));
+
+        fill_tx_buffer_ascii(tcp_global::tx_buffer, pkt_s);
+
+        bytes2send = pkt_s;
+        while (bytes2send > 0) {
+            sent = sock.send(&(tcp_global::tx_buffer[pkt_s - bytes2send]), bytes2send);
+            if (sent == NSAPI_ERROR_WOULD_BLOCK) {
+                if (tc_exec_time.read() >= time_allotted ||
+                        osSignalWait(SIGNAL_SIGIO, SIGIO_TIMEOUT).status == osEventTimeout) {
+                    thread->terminate();
+                    delete thread;
+                    TEST_FAIL();
+                    goto END;
+                }
+                continue;
+            } else if (sent <= 0) {
+                printf("[Sender#%02d] network error %d\n", s_idx, sent);
+                thread->terminate();
+                delete thread;
+                TEST_FAIL();
+                goto END;
+            }
+            bytes2send -= sent;
+        }
+        printf("[Sender#%02d] bytes sent: %d\n", s_idx, pkt_s);
+        tx_sem.wait(split2half_rmng_tcp_test_time());
+        thread->join();
+        delete thread;
+    }
+END:
+    tc_exec_time.stop();
+    free(stack_mem);
+    TEST_ASSERT_EQUAL(NSAPI_ERROR_OK, sock.close());
+}