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Add a unit test for bug #54833 (tcp_abort with wrong ports)

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Signed-off-by: Simon Goldschmidt <goldsimon@gmx.de>
This commit is contained in:
Simon Goldschmidt 2018-10-12 22:57:24 +02:00
parent 2f3ef94ad4
commit b7bee87fb5
1 changed files with 48 additions and 0 deletions
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48
test/unit/tcp/test_tcp.c
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@ -330,6 +330,53 @@ START_TEST(test_tcp_passive_close)
}
END_TEST
START_TEST(test_tcp_active_abort)
{
struct test_tcp_counters counters;
struct tcp_pcb* pcb;
char data = 0x0f;
struct netif netif;
struct test_tcp_txcounters txcounters;
LWIP_UNUSED_ARG(_i);
memset(&txcounters, 0, sizeof(txcounters));
/* initialize local vars */
test_tcp_init_netif(&netif, &txcounters, &test_local_ip, &test_netmask);
/* initialize counter struct */
memset(&counters, 0, sizeof(counters));
counters.expected_data_len = 1;
counters.expected_data = &data;
/* create and initialize the pcb */
pcb = test_tcp_new_counters_pcb(&counters);
EXPECT_RET(pcb != NULL);
tcp_set_state(pcb, ESTABLISHED, &test_local_ip, &test_remote_ip, TEST_LOCAL_PORT, TEST_REMOTE_PORT);
/* abort the pcb */
EXPECT_RET(txcounters.num_tx_calls == 0);
txcounters.copy_tx_packets = 1;
tcp_abort(pcb);
txcounters.copy_tx_packets = 0;
EXPECT(txcounters.num_tx_calls == 1);
EXPECT(txcounters.num_tx_bytes == 40U);
EXPECT(txcounters.tx_packets != NULL);
if (txcounters.tx_packets != NULL) {
u16_t ret;
struct tcp_hdr tcphdr;
ret = pbuf_copy_partial(txcounters.tx_packets, &tcphdr, 20, 20);
EXPECT(ret == 20);
EXPECT(tcphdr.dest == PP_HTONS(TEST_REMOTE_PORT));
EXPECT(tcphdr.src == PP_HTONS(TEST_LOCAL_PORT));
pbuf_free(txcounters.tx_packets);
txcounters.tx_packets = NULL;
}
/* don't free the pcb here (part of the test!) */
}
END_TEST
/** Check that we handle malformed tcp headers, and discard the pbuf(s) */
START_TEST(test_tcp_malformed_header)
{
@ -1627,6 +1674,7 @@ tcp_suite(void)
TESTFUNC(test_tcp_recv_inseq),
TESTFUNC(test_tcp_recv_inseq_trim),
TESTFUNC(test_tcp_passive_close),
TESTFUNC(test_tcp_active_abort),
TESTFUNC(test_tcp_malformed_header),
TESTFUNC(test_tcp_fast_retx_recover),
TESTFUNC(test_tcp_fast_rexmit_wraparound),