105 lines
2.4 KiB
C
105 lines
2.4 KiB
C
#include "test_tcp.h"
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#include "lwip/tcp.h"
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#include "lwip/stats.h"
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#include "tcp_helper.h"
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#if !LWIP_STATS || !TCP_STATS || !MEMP_STATS
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#error "This tests needs TCP- and MEMP-statistics enabled"
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#endif
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/* Setups/teardown functions */
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static void
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tcp_setup(void)
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{
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tcp_remove_all();
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}
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static void
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tcp_teardown(void)
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{
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tcp_remove_all();
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}
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/* Test functions */
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/** Call tcp_new() and tcp_abort() and test memp stats */
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START_TEST(test_tcp_new_abort)
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{
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struct tcp_pcb* pcb;
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LWIP_UNUSED_ARG(_i);
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fail_unless(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
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pcb = tcp_new();
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fail_unless(pcb != NULL);
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if (pcb != NULL) {
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fail_unless(lwip_stats.memp[MEMP_TCP_PCB].used == 1);
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tcp_abort(pcb);
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fail_unless(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
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}
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}
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END_TEST
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/** Create an ESTABLISHED pcb and check if receive callback is called */
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START_TEST(test_tcp_recv_inseq)
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{
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struct test_tcp_counters counters;
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struct tcp_pcb* pcb;
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struct pbuf* p;
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char data[] = {1, 2, 3, 4};
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struct ip_addr remote_ip, local_ip;
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u16_t data_len;
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u16_t remote_port = 0x100, local_port = 0x101;
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struct netif netif;
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LWIP_UNUSED_ARG(_i);
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/* initialize local vars */
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memset(&netif, 0, sizeof(netif));
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IP4_ADDR(&local_ip, 192, 168, 1, 1);
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IP4_ADDR(&remote_ip, 192, 168, 1, 2);
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data_len = sizeof(data);
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/* initialize counter struct */
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memset(&counters, 0, sizeof(counters));
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counters.expected_data_len = data_len;
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counters.expected_data = data;
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/* create and initialize the pcb */
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pcb = test_tcp_new_counters_pcb(&counters);
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EXPECT_RET(pcb != NULL);
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tcp_set_state(pcb, ESTABLISHED, &local_ip, &remote_ip, local_port, remote_port);
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/* create a segment */
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p = tcp_create_rx_segment(pcb, counters.expected_data, data_len, 0, 0, 0);
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EXPECT(p != NULL);
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if (p != NULL) {
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/* pass the segment to tcp_input */
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tcp_input(p, &netif);
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/* check if counters are as expected */
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EXPECT(counters.close_calls == 0);
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EXPECT(counters.recv_calls == 1);
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EXPECT(counters.recved_bytes == data_len);
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EXPECT(counters.err_calls == 0);
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}
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/* make sure the pcb is freed */
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EXPECT(lwip_stats.memp[MEMP_TCP_PCB].used == 1);
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tcp_abort(pcb);
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EXPECT(lwip_stats.memp[MEMP_TCP_PCB].used == 0);
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}
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END_TEST
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/** Create the suite including all tests for this module */
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Suite *
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tcp_suite(void)
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{
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TFun tests[] = {
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test_tcp_new_abort,
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test_tcp_recv_inseq,
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};
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return create_suite("TCP", tests, sizeof(tests)/sizeof(TFun), tcp_setup, tcp_teardown);
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}
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