Commit dc641cef authored by Robert Lubos's avatar Robert Lubos Committed by Anas Nashif
Browse files

net: ieee802154: 6lo: Add test case for IPHC fragmentation corner case 

Add a test case, which reproduces a scenario, where packet before IPHC
exceeds 802154 MTU, but after header compression, in fits.

Signed-off-by: default avatarRobert Lubos <robert.lubos@nordicsemi.no>
parent a8bda2ef

tests/net/ieee802154/6lo_fragment/src/main.c

+24 −0
Changes for tests/net/ieee802154/6lo_fragment/src/main.c: 24 added lines, 0 removed lines.
Original line number Diff line number Diff line
@@ -438,6 +438,24 @@ static struct net_fragment_data test_data_8 = { 
	.iphc = false

};





static struct net_fragment_data test_data_9 = {

	.ipv6.vtc = 0x61,

	.ipv6.tcflow = 0x20,

	.ipv6.flow = 0x00,

	.ipv6.len = 0,

	.ipv6.nexthdr = IPPROTO_UDP,

	.ipv6.hop_limit = 0xff,

	.ipv6.src = src_sam00,

	.ipv6.dst = dst_m1_dam01,

	.udp.src_port = htons(udp_src_port_16bit),

	.udp.dst_port = htons(udp_dst_port_16bit),

	.udp.len = 0x00,

	.udp.chksum = 0x00,

	.len = 90,

	.iphc = true

};



static uint8_t frame_buffer_data[IEEE802154_MTU];



static struct net_buf frame_buf = {
@@ -631,5 +649,11 @@ ZTEST(ieee802154_6lo_fragment, test_fragment_ipv6_dispatch_big) 
	zassert_true(ret);

}



ZTEST(ieee802154_6lo_fragment, test_fragment_ipv6_no_fragmentation_after_iphc)

{

	bool ret = test_fragment(&test_data_9);



	zassert_true(ret);

}



ZTEST_SUITE(ieee802154_6lo_fragment, NULL, NULL, NULL, NULL, NULL);

CRA Git | Maintained and supported by SUSTech CRA and CCSE