More unit tests
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fbb1eaf711
commit
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2 changed files with 263 additions and 172 deletions
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@ -584,23 +584,26 @@ void ipstack_register_callback(struct ipstack *s, int sock_fd, void (*cb)(int so
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static struct ipstack_timer timers_binheap_pop(struct timers_binheap *heap)
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{
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uint32_t i = 0;
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struct ipstack_timer tmr = heap->timers[0];
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heap->size--;
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heap->timers[0] = heap->timers[heap->size];
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while (2*i+1 < heap->size) {
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struct ipstack_timer tmp;
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uint32_t j = 2*i+1;
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if (j+1 < heap->size && heap->timers[j+1].expires < heap->timers[j].expires) {
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j++;
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struct ipstack_timer tmr = {0};
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do {
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tmr = heap->timers[0];
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heap->size--;
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heap->timers[0] = heap->timers[heap->size];
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while (2*i+1 < heap->size) {
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struct ipstack_timer tmp;
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uint32_t j = 2*i+1;
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if (j+1 < heap->size && heap->timers[j+1].expires < heap->timers[j].expires) {
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j++;
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}
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if (heap->timers[i].expires <= heap->timers[j].expires) {
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break;
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}
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tmp = heap->timers[i];
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heap->timers[i] = heap->timers[j];
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heap->timers[j] = tmp;
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i = j;
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}
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if (heap->timers[i].expires <= heap->timers[j].expires) {
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break;
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}
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tmp = heap->timers[i];
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heap->timers[i] = heap->timers[j];
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heap->timers[j] = tmp;
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i = j;
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}
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} while (tmr.expires == 0);
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return tmr;
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}
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400
test/unit/unit.c
400
test/unit/unit.c
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@ -45,162 +45,10 @@ void mock_link_init(struct ipstack *s)
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ll->send = mock_send;
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}
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START_TEST(test_arp_request_basic)
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{
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struct ipstack s;
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struct arp_packet *arp;
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ipstack_init(&s);
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uint32_t target_ip = 0xC0A80002; /* 192.168.0.2 */
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mock_link_init(&s);
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s.last_tick = 1000;
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arp_request(&s, target_ip);
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ck_assert_int_eq(last_frame_sent_size, sizeof(struct arp_packet));
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arp = (struct arp_packet *)last_frame_sent;
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ck_assert_mem_eq(arp->eth.dst, "\xff\xff\xff\xff\xff\xff", 6);
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ck_assert_mem_eq(arp->eth.src, s.ll_dev.mac, 6);
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ck_assert_int_eq(arp->eth.type, ee16(0x0806));
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ck_assert_int_eq(arp->htype, ee16(1));
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ck_assert_int_eq(arp->ptype, ee16(0x0800));
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ck_assert_int_eq(arp->hlen, 6);
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ck_assert_int_eq(arp->plen, 4);
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ck_assert_int_eq(arp->opcode, ee16(ARP_REQUEST));
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ck_assert_mem_eq(arp->sma, s.ll_dev.mac, 6);
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ck_assert_int_eq(arp->sip, ee32(s.ipconf.ip));
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ck_assert_mem_eq(arp->tma, "\x00\x00\x00\x00\x00\x00", 6);
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ck_assert_int_eq(arp->tip, ee32(target_ip));
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static struct timers_binheap heap;
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static void reset_heap(void) {
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heap.size = 0;
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}
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END_TEST
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START_TEST(test_arp_request_throttle)
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{
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struct ipstack s;
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ipstack_init(&s);
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uint32_t target_ip = 0xC0A80002; /*192.168.0.2*/
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mock_link_init(&s);
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s.last_tick = 1000;
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s.arp.last_arp = 880;
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last_frame_sent_size = 0;
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arp_request(&s, target_ip);
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ck_assert_int_eq(last_frame_sent_size, 0);
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}
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END_TEST
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START_TEST(test_arp_request_target_ip) {
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uint32_t target_ip = 0xC0A80002;
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struct ipstack s;
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ipstack_init(&s);
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mock_link_init(&s);
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s.last_tick = 1000;
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arp_request(&s, target_ip);
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ck_assert_int_eq(((struct arp_packet *)(last_frame_sent))->tip, ee32(target_ip));
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}
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END_TEST
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START_TEST(test_arp_request_handling) {
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struct arp_packet arp_req;
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struct arp_packet *arp_reply;
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memset(&arp_req, 0, sizeof(arp_req));
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uint32_t req_ip = 0xC0A80002; // 192.168.0.2
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uint32_t device_ip = 0xC0A80001; // 192.168.0.1
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uint8_t req_mac[6] = {0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF};
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//uint8_t mac[6] = {0x00, 0x11, 0x22, 0x33, 0x44, 0x55};
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struct ipstack s;
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ipstack_init(&s);
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mock_link_init(&s);
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s.ipconf.ip = device_ip;
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/* Prepare ARP request */
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arp_req.opcode = ee16(ARP_REQUEST);
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arp_req.sip = ee32(req_ip);
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memcpy(arp_req.sma, req_mac, 6);
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arp_req.tip = ee32(device_ip);
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/* Call arp_recv with the ARP request */
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arp_recv(&s, &arp_req, sizeof(arp_req));
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ipstack_poll(&s, 1000);
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ipstack_poll(&s, 1001);
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ipstack_poll(&s, 1002);
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/* Check if ARP table updated with requester's MAC and IP */
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/* TODO */
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//ck_assert_int_eq(arp_lookup(&s, req_ip, mac), 0);
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//ck_assert_mem_eq(mac, req_mac, 6);
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/* Check if an ARP reply was generated */
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arp_reply = (struct arp_packet *)last_frame_sent;
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ck_assert_int_eq(last_frame_sent_size, sizeof(struct arp_packet));
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ck_assert_int_eq(arp_reply->opcode, ee16(ARP_REPLY));
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ck_assert_mem_eq(arp_reply->sma, s.ll_dev.mac, 6); // source MAC
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ck_assert_int_eq(arp_reply->sip, ee32(device_ip)); // source IP
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ck_assert_mem_eq(arp_reply->tma, req_mac, 6); // target MAC
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ck_assert_int_eq(arp_reply->tip, ee32(req_ip)); // target IP
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}
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END_TEST
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START_TEST(test_arp_reply_handling) {
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struct arp_packet arp_reply;
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memset(&arp_reply, 0, sizeof(arp_reply));
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uint32_t reply_ip = 0xC0A80003; // 192.168.0.3
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uint8_t reply_mac[6] = {0xDE, 0xAD, 0xBE, 0xEF, 0x00, 0x01};
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struct ipstack s;
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ipstack_init(&s);
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mock_link_init(&s);
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/* Prepare ARP reply */
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arp_reply.opcode = ee16(ARP_REPLY);
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arp_reply.sip = ee32(reply_ip);
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memcpy(arp_reply.sma, reply_mac, 6);
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/* Call arp_recv with the ARP reply */
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arp_recv(&s, &arp_reply, sizeof(arp_reply));
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/* Check if ARP table updated with reply IP and MAC */
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ck_assert_int_eq(s.arp.neighbors[0].ip, reply_ip);
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ck_assert_mem_eq(s.arp.neighbors[0].mac, reply_mac, 6);
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/* Update same IP with a different MAC address */
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uint8_t new_mac[6] = {0x01, 0x02, 0x03, 0x04, 0x05, 0x06};
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memcpy(arp_reply.sma, new_mac, 6);
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arp_recv(&s, &arp_reply, sizeof(arp_reply));
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/* Check if ARP table updates with new MAC */
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ck_assert_mem_eq(s.arp.neighbors[0].mac, new_mac, 6);
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}
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END_TEST
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START_TEST(test_arp_lookup_success) {
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uint8_t found_mac[6];
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uint32_t ip = 0xC0A80002;
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const uint8_t mock_mac[6] = {0xDE, 0xAD, 0xBE, 0xEF, 0x00, 0x01};
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struct ipstack s;
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ipstack_init(&s);
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mock_link_init(&s);
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/* Add a known IP-MAC pair */
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s.arp.neighbors[0].ip = ip;
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memcpy(s.arp.neighbors[0].mac, mock_mac, 6);
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/* Test arp_lookup */
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int result = arp_lookup(&s, ip, found_mac);
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ck_assert_int_eq(result, 0);
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ck_assert_mem_eq(found_mac, mock_mac, 6);
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}
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END_TEST
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START_TEST(test_arp_lookup_failure) {
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uint8_t found_mac[6];
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uint32_t ip = 0xC0A80004;
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struct ipstack s;
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ipstack_init(&s);
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mock_link_init(&s);
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/* Ensure arp_lookup fails for unknown IP */
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int result = arp_lookup(&s, ip, found_mac);
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ck_assert_int_eq(result, -1);
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uint8_t zero_mac[6] = {0, 0, 0, 0, 0, 0};
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ck_assert_mem_eq(found_mac, zero_mac, 6);
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}
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END_TEST
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START_TEST(test_fifo_init)
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@ -505,19 +353,250 @@ START_TEST(test_queue_pop_wraparound) {
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END_TEST
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/* Utils */
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START_TEST(test_insert_timer) {
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reset_heap();
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struct ipstack_timer tmr1 = { .expires = 100 };
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struct ipstack_timer tmr2 = { .expires = 50 };
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struct ipstack_timer tmr3 = { .expires = 200 };
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int id1 = timers_binheap_insert(&heap, tmr1);
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int id2 = timers_binheap_insert(&heap, tmr2);
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int id3 = timers_binheap_insert(&heap, tmr3);
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ck_assert_int_eq(heap.size, 3);
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ck_assert_int_lt(heap.timers[0].expires, heap.timers[1].expires);
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ck_assert_int_lt(heap.timers[0].expires, heap.timers[2].expires);
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ck_assert_int_ne(id1, id2);
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ck_assert_int_ne(id2, id3);
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}
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END_TEST
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START_TEST(test_pop_timer) {
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reset_heap();
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struct ipstack_timer tmr1 = { .expires = 300 };
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struct ipstack_timer tmr2 = { .expires = 100 };
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struct ipstack_timer tmr3 = { .expires = 200 };
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timers_binheap_insert(&heap, tmr1);
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timers_binheap_insert(&heap, tmr2);
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timers_binheap_insert(&heap, tmr3);
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struct ipstack_timer popped = timers_binheap_pop(&heap);
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ck_assert_int_eq(popped.expires, 100);
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ck_assert_int_eq(heap.size, 2);
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ck_assert_int_lt(heap.timers[0].expires, heap.timers[1].expires);
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}
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END_TEST
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START_TEST(test_is_timer_expired) {
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reset_heap();
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struct ipstack_timer tmr = { .expires = 150 };
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timers_binheap_insert(&heap, tmr);
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ck_assert_int_eq(is_timer_expired(&heap, 100), 0);
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ck_assert_int_eq(is_timer_expired(&heap, 150), 1);
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ck_assert_int_eq(is_timer_expired(&heap, 200), 1);
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}
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END_TEST
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START_TEST(test_cancel_timer) {
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reset_heap();
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struct ipstack_timer tmr1 = { .expires = 100 };
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struct ipstack_timer tmr2 = { .expires = 200 };
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int id1 = timers_binheap_insert(&heap, tmr1);
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int id2 = timers_binheap_insert(&heap, tmr2);
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(void)id2;
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timer_binheap_cancel(&heap, id1);
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ck_assert_int_eq(heap.timers[0].expires, 0); // tmr1 canceled
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struct ipstack_timer popped = timers_binheap_pop(&heap);
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ck_assert_int_eq(popped.expires, 200); // Only tmr2 should remain
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ck_assert_int_eq(heap.size, 0);
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}
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END_TEST
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/* Arp suite */
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START_TEST(test_arp_request_basic)
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{
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struct ipstack s;
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struct arp_packet *arp;
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ipstack_init(&s);
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uint32_t target_ip = 0xC0A80002; /* 192.168.0.2 */
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mock_link_init(&s);
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s.last_tick = 1000;
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arp_request(&s, target_ip);
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ck_assert_int_eq(last_frame_sent_size, sizeof(struct arp_packet));
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arp = (struct arp_packet *)last_frame_sent;
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ck_assert_mem_eq(arp->eth.dst, "\xff\xff\xff\xff\xff\xff", 6);
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ck_assert_mem_eq(arp->eth.src, s.ll_dev.mac, 6);
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ck_assert_int_eq(arp->eth.type, ee16(0x0806));
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ck_assert_int_eq(arp->htype, ee16(1));
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ck_assert_int_eq(arp->ptype, ee16(0x0800));
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ck_assert_int_eq(arp->hlen, 6);
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ck_assert_int_eq(arp->plen, 4);
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ck_assert_int_eq(arp->opcode, ee16(ARP_REQUEST));
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ck_assert_mem_eq(arp->sma, s.ll_dev.mac, 6);
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ck_assert_int_eq(arp->sip, ee32(s.ipconf.ip));
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ck_assert_mem_eq(arp->tma, "\x00\x00\x00\x00\x00\x00", 6);
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ck_assert_int_eq(arp->tip, ee32(target_ip));
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}
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END_TEST
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START_TEST(test_arp_request_throttle)
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{
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struct ipstack s;
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ipstack_init(&s);
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uint32_t target_ip = 0xC0A80002; /*192.168.0.2*/
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mock_link_init(&s);
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s.last_tick = 1000;
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s.arp.last_arp = 880;
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last_frame_sent_size = 0;
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arp_request(&s, target_ip);
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ck_assert_int_eq(last_frame_sent_size, 0);
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}
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END_TEST
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START_TEST(test_arp_request_target_ip) {
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uint32_t target_ip = 0xC0A80002;
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struct ipstack s;
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ipstack_init(&s);
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mock_link_init(&s);
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s.last_tick = 1000;
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arp_request(&s, target_ip);
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ck_assert_int_eq(((struct arp_packet *)(last_frame_sent))->tip, ee32(target_ip));
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}
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END_TEST
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START_TEST(test_arp_request_handling) {
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struct arp_packet arp_req;
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struct arp_packet *arp_reply;
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memset(&arp_req, 0, sizeof(arp_req));
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uint32_t req_ip = 0xC0A80002; // 192.168.0.2
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uint32_t device_ip = 0xC0A80001; // 192.168.0.1
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uint8_t req_mac[6] = {0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF};
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//uint8_t mac[6] = {0x00, 0x11, 0x22, 0x33, 0x44, 0x55};
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struct ipstack s;
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ipstack_init(&s);
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mock_link_init(&s);
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s.ipconf.ip = device_ip;
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/* Prepare ARP request */
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arp_req.opcode = ee16(ARP_REQUEST);
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arp_req.sip = ee32(req_ip);
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memcpy(arp_req.sma, req_mac, 6);
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arp_req.tip = ee32(device_ip);
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/* Call arp_recv with the ARP request */
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arp_recv(&s, &arp_req, sizeof(arp_req));
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ipstack_poll(&s, 1000);
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ipstack_poll(&s, 1001);
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ipstack_poll(&s, 1002);
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/* Check if ARP table updated with requester's MAC and IP */
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/* TODO */
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//ck_assert_int_eq(arp_lookup(&s, req_ip, mac), 0);
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//ck_assert_mem_eq(mac, req_mac, 6);
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/* Check if an ARP reply was generated */
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arp_reply = (struct arp_packet *)last_frame_sent;
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ck_assert_int_eq(last_frame_sent_size, sizeof(struct arp_packet));
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ck_assert_int_eq(arp_reply->opcode, ee16(ARP_REPLY));
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ck_assert_mem_eq(arp_reply->sma, s.ll_dev.mac, 6); // source MAC
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ck_assert_int_eq(arp_reply->sip, ee32(device_ip)); // source IP
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ck_assert_mem_eq(arp_reply->tma, req_mac, 6); // target MAC
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ck_assert_int_eq(arp_reply->tip, ee32(req_ip)); // target IP
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}
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END_TEST
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START_TEST(test_arp_reply_handling) {
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struct arp_packet arp_reply;
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memset(&arp_reply, 0, sizeof(arp_reply));
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uint32_t reply_ip = 0xC0A80003; // 192.168.0.3
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uint8_t reply_mac[6] = {0xDE, 0xAD, 0xBE, 0xEF, 0x00, 0x01};
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struct ipstack s;
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ipstack_init(&s);
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mock_link_init(&s);
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/* Prepare ARP reply */
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arp_reply.opcode = ee16(ARP_REPLY);
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arp_reply.sip = ee32(reply_ip);
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memcpy(arp_reply.sma, reply_mac, 6);
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/* Call arp_recv with the ARP reply */
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arp_recv(&s, &arp_reply, sizeof(arp_reply));
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/* Check if ARP table updated with reply IP and MAC */
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ck_assert_int_eq(s.arp.neighbors[0].ip, reply_ip);
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ck_assert_mem_eq(s.arp.neighbors[0].mac, reply_mac, 6);
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/* Update same IP with a different MAC address */
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uint8_t new_mac[6] = {0x01, 0x02, 0x03, 0x04, 0x05, 0x06};
|
||||
memcpy(arp_reply.sma, new_mac, 6);
|
||||
arp_recv(&s, &arp_reply, sizeof(arp_reply));
|
||||
|
||||
/* Check if ARP table updates with new MAC */
|
||||
ck_assert_mem_eq(s.arp.neighbors[0].mac, new_mac, 6);
|
||||
}
|
||||
END_TEST
|
||||
|
||||
START_TEST(test_arp_lookup_success) {
|
||||
uint8_t found_mac[6];
|
||||
uint32_t ip = 0xC0A80002;
|
||||
const uint8_t mock_mac[6] = {0xDE, 0xAD, 0xBE, 0xEF, 0x00, 0x01};
|
||||
struct ipstack s;
|
||||
ipstack_init(&s);
|
||||
mock_link_init(&s);
|
||||
|
||||
/* Add a known IP-MAC pair */
|
||||
s.arp.neighbors[0].ip = ip;
|
||||
memcpy(s.arp.neighbors[0].mac, mock_mac, 6);
|
||||
|
||||
/* Test arp_lookup */
|
||||
int result = arp_lookup(&s, ip, found_mac);
|
||||
ck_assert_int_eq(result, 0);
|
||||
ck_assert_mem_eq(found_mac, mock_mac, 6);
|
||||
}
|
||||
END_TEST
|
||||
|
||||
START_TEST(test_arp_lookup_failure) {
|
||||
uint8_t found_mac[6];
|
||||
uint32_t ip = 0xC0A80004;
|
||||
struct ipstack s;
|
||||
ipstack_init(&s);
|
||||
mock_link_init(&s);
|
||||
|
||||
/* Ensure arp_lookup fails for unknown IP */
|
||||
int result = arp_lookup(&s, ip, found_mac);
|
||||
ck_assert_int_eq(result, -1);
|
||||
uint8_t zero_mac[6] = {0, 0, 0, 0, 0, 0};
|
||||
ck_assert_mem_eq(found_mac, zero_mac, 6);
|
||||
}
|
||||
END_TEST
|
||||
|
||||
|
||||
|
||||
Suite *femto_suite(void)
|
||||
{
|
||||
Suite *s;
|
||||
TCase *tc_core, *tc_proto;
|
||||
TCase *tc_core, *tc_proto, *tc_utils;
|
||||
|
||||
s = suite_create("FemtoTCP");
|
||||
tc_core = tcase_create("Core");
|
||||
tc_utils = tcase_create("Utils");
|
||||
tc_proto = tcase_create("Protocols");
|
||||
|
||||
|
||||
tcase_add_test(tc_core, test_fifo_init);
|
||||
suite_add_tcase(s, tc_core);
|
||||
suite_add_tcase(s, tc_utils);
|
||||
suite_add_tcase(s, tc_proto);
|
||||
|
||||
tcase_add_test(tc_core, test_fifo_push_and_pop);
|
||||
|
|
@ -560,6 +639,15 @@ Suite *femto_suite(void)
|
|||
tcase_add_test(tc_core, test_queue_pop_wraparound);
|
||||
suite_add_tcase(s, tc_core);
|
||||
|
||||
tcase_add_test(tc_utils, test_insert_timer);
|
||||
suite_add_tcase(s, tc_utils);
|
||||
tcase_add_test(tc_utils, test_pop_timer);
|
||||
suite_add_tcase(s, tc_utils);
|
||||
tcase_add_test(tc_utils, test_is_timer_expired);
|
||||
suite_add_tcase(s, tc_utils);
|
||||
tcase_add_test(tc_utils, test_cancel_timer);
|
||||
suite_add_tcase(s, tc_utils);
|
||||
|
||||
tcase_add_test(tc_proto, test_arp_request_basic);
|
||||
suite_add_tcase(s, tc_proto);
|
||||
tcase_add_test(tc_proto, test_arp_request_throttle);
|
||||
|
|
|
|||
Loading…
Reference in a new issue