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test case: modify test case test_tcp_new_max_num_remove_FIN_WAIT_1

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This commit is contained in:
Chen Yu Dong
2021-11-01 15:10:00 +08:00
parent 2749568fe1
commit 6b090f7d05
1 changed files with 10 additions and 11 deletions
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test/unit/tcp/test_tcp_state.c
+10 -11
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@@ -150,15 +150,19 @@ START_TEST(test_tcp_new_max_num)
}
END_TEST
/* pcbs in FIN_WAIT_1 state will be deleted when creating new pcb reach the max number */
#if ESP_LWIP
/*
* ESP_LWIP:
* If pcb lists are full when allocating a new pcb,
* try to remove one pcb in TIME_WAIT,LAST_ACK, FIN_WAIT_1,CLOSING,FIN_WAIT_1 state.
*/
START_TEST(test_tcp_new_max_num_remove_FIN_WAIT_1)
{
struct tcp_pcb* pcb;
struct tcp_pcb* pcb_list[MEMP_NUM_TCP_PCB + 1];
err_t err;
int i;
uint16_t base_bind_port = 2222;
LWIP_UNUSED_ARG(_i);
/* create a pcb in FIN_WAIT_1 state */
@@ -175,22 +179,17 @@ START_TEST(test_tcp_new_max_num_remove_FIN_WAIT_1)
for(i = 0;i < MEMP_NUM_TCP_PCB-1; i++) {
pcb_list[i] = tcp_new();
EXPECT(MEMP_STATS_GET(used, MEMP_TCP_PCB) == (i + 2));
/* must bind pcb, otherwise, it will not be calculated in tcp_active_pcbs */
err = tcp_bind(pcb_list[i], &test_netif.ip_addr, base_bind_port+i);
EXPECT(err == ERR_OK);
}
EXPECT(MEMP_STATS_GET(used, MEMP_TCP_PCB) == MEMP_NUM_TCP_PCB);
/* Create one more pcb */
pcb_list[MEMP_NUM_TCP_PCB-1] = tcp_new();
/** TODO: Check ESP-LWIP port for potential bug in TCP state machine
* The FIN_WAIT_1 pcb should be removed when pcb full in ESP_LWIP.
*/
#if 0
/* the FIN_WAIT_1 pcb can not be removed, because new pcbs are not in tcp_active_pcbs */
/* the FIN_WAIT_1 pcb was removed */
EXPECT_RET(pcb_list[MEMP_NUM_TCP_PCB-1] != NULL);
EXPECT_RET(MEMP_STATS_GET(used, MEMP_TCP_PCB) == MEMP_NUM_TCP_PCB);
#else
EXPECT(pcb_list[MEMP_NUM_TCP_PCB-1] == NULL);
tcp_abort(pcb);
#endif
for (i = 0; i <= MEMP_NUM_TCP_PCB-1; i++)
{