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Slightly modified the out-of-sequence-FIN test: receive packets with FIN & data and with FIN alone

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This commit is contained in:
goldsimon 2009-12-11 13:07:47 +00:00
parent fbef894674
commit feca27d69e
1 changed files with 25 additions and 6 deletions
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31
test/unit/tcp/test_tcp_oos.c
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@ -109,7 +109,7 @@ START_TEST(test_tcp_recv_ooseq_FIN_OOSEQ)
{
struct test_tcp_counters counters;
struct tcp_pcb* pcb;
struct pbuf *p_8_9, *p_4_8, *p_4_10, *p_2_14, *pinseq;
struct pbuf *p_8_9, *p_4_8, *p_4_10, *p_2_14, *p_fin, *pinseq;
char data[] = {
1, 2, 3, 4,
5, 6, 7, 8,
@ -140,7 +140,7 @@ START_TEST(test_tcp_recv_ooseq_FIN_OOSEQ)
/* pinseq is sent as last segment! */
pinseq = tcp_create_rx_segment(pcb, &data[0], 4, 0, 0, TCP_ACK);
/* p1: 8 bytes before FIN */
/* seqno: 8..15 */
/* seqno: 8..16 */
p_8_9 = tcp_create_rx_segment(pcb, &data[8], 8, 8, 0, TCP_ACK|TCP_FIN);
/* p2: 4 bytes before p1, including the first 4 bytes of p1 (partly duplicate) */
/* seqno: 4..11 */
@ -150,13 +150,16 @@ START_TEST(test_tcp_recv_ooseq_FIN_OOSEQ)
p_4_10 = tcp_create_rx_segment(pcb, &data[4], 10, 4, 0, TCP_ACK);
/* p4: 14 bytes before FIN, includes data from p1 and p2, plus partly from pinseq */
/* seqno: 2..15 */
p_2_14 = tcp_create_rx_segment(pcb, &data[2], 14, 2, 0, TCP_ACK|TCP_FIN);
p_2_14 = tcp_create_rx_segment(pcb, &data[2], 14, 2, 0, TCP_ACK);
/* FIN, seqno 16 */
p_fin = tcp_create_rx_segment(pcb, NULL, 0,16, 0, TCP_ACK|TCP_FIN);
EXPECT(pinseq != NULL);
EXPECT(p_8_9 != NULL);
EXPECT(p_4_8 != NULL);
EXPECT(p_4_10 != NULL);
EXPECT(p_2_14 != NULL);
if ((pinseq != NULL) && (p_8_9 != NULL) && (p_4_8 != NULL) && (p_4_10 != NULL) && (p_2_14 != NULL)) {
EXPECT(p_fin != NULL);
if ((pinseq != NULL) && (p_8_9 != NULL) && (p_4_8 != NULL) && (p_4_10 != NULL) && (p_2_14 != NULL) && (p_fin != NULL)) {
/* pass the segment to tcp_input */
tcp_input(p_8_9, &netif);
/* check if counters are as expected */
@ -205,9 +208,25 @@ START_TEST(test_tcp_recv_ooseq_FIN_OOSEQ)
EXPECT(counters.recved_bytes == 0);
EXPECT(counters.err_calls == 0);
/* check ooseq queue */
EXPECT_OOSEQ(tcp_oos_count(pcb) == 1);
EXPECT_OOSEQ(tcp_oos_count(pcb) == 2);
EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 0) == 2);
EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 0) == 15); /* includes FIN */
EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 0) == 6);
EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 1) == 8);
EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 1) == 9); /* includes FIN */
/* pass the segment to tcp_input */
tcp_input(p_fin, &netif);
/* check if counters are as expected */
EXPECT(counters.close_calls == 0);
EXPECT(counters.recv_calls == 0);
EXPECT(counters.recved_bytes == 0);
EXPECT(counters.err_calls == 0);
/* ooseq queue: unchanged */
EXPECT_OOSEQ(tcp_oos_count(pcb) == 2);
EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 0) == 2);
EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 0) == 6);
EXPECT_OOSEQ(tcp_oos_seg_seqno(pcb, 1) == 8);
EXPECT_OOSEQ(tcp_oos_seg_tcplen(pcb, 1) == 9); /* includes FIN */
/* pass the segment to tcp_input */
tcp_input(pinseq, &netif);