43 lines
1.1 KiB
C++
43 lines
1.1 KiB
C++
|
#include <gtest/gtest.h>
|
||
|
|
|
||
|
|
#include "mpls_utils.h"
|
||
|
|
|
||
|
|
/*
|
||
|
|
* MultiProtocol Label Switching Header, Label: 779408, Exp: 0, S: 0, TTL: 255
|
||
|
|
* 1011 1110 0100 1001 0000 .... .... .... = MPLS Label: 779408 (0xbe490)
|
||
|
|
* .... .... .... .... .... 000. .... .... = MPLS Experimental Bits: 0
|
||
|
|
* .... .... .... .... .... ...0 .... .... = MPLS Bottom Of Label Stack: 0
|
||
|
|
* .... .... .... .... .... .... 1111 1111 = MPLS TTL: 255
|
||
|
|
*/
|
||
|
|
|
||
|
|
unsigned char data[] = {
|
||
|
|
0xbe, 0x49, 0x00, 0xff};
|
||
|
|
|
||
|
|
TEST(MPLS_UTILS, GET)
|
||
|
|
{
|
||
|
|
const struct mpls_hdr *hdr = (struct mpls_hdr *)data;
|
||
|
|
|
||
|
|
EXPECT_TRUE(mpls_hdr_get_label(hdr) == 0xbe490);
|
||
|
|
EXPECT_TRUE(mpls_hdr_get_exp(hdr) == 0);
|
||
|
|
EXPECT_TRUE(mpls_hdr_get_bos(hdr) == 0);
|
||
|
|
EXPECT_TRUE(mpls_hdr_get_ttl(hdr) == 255);
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(MPLS_UTILS, SET)
|
||
|
|
{
|
||
|
|
char buff[4] = {0};
|
||
|
|
struct mpls_hdr *hdr = (struct mpls_hdr *)buff;
|
||
|
|
|
||
|
|
mpls_hdr_set_label(hdr, 0xbe490);
|
||
|
|
mpls_hdr_set_exp(hdr, 0);
|
||
|
|
mpls_hdr_set_bos(hdr, 0);
|
||
|
|
mpls_hdr_set_ttl(hdr, 255);
|
||
|
|
EXPECT_TRUE(memcmp(buff, data, 4) == 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
int main(int argc, char **argv)
|
||
|
|
{
|
||
|
|
::testing::InitGoogleTest(&argc, argv);
|
||
|
|
return RUN_ALL_TESTS();
|
||
|
|
}
|