Function main

common/test/run-gossmap_local.c:237–511

}

int main(int argc, char *argv[])
{
	int fd;
	char *gossfile;
	struct gossmap *map;
	struct node_id l1, l2, l3, l4;
	struct short_channel_id scid23, scid12, scid_local, scid_nonexisting;
	struct gossmap_chan *chan;
	struct gossmap_localmods *mods;
	struct amount_msat capacity;
	u32 timestamp, fee_base_msat, fee_proportional_millionths;
	u16 cltv_expiry_delta;
	u8 message_flags, channel_flags;
	struct amount_msat htlc_minimum_msat, htlc_maximum_msat;
	u8 *cann, *nann;

	common_setup(argv[0]);

	fd = tmpdir_mkstemp(tmpctx, "run-gossip_local.XXXXXX", &gossfile);
	assert(write_all(fd, canned_map, sizeof(canned_map)));

	map = gossmap_load(tmpctx, gossfile, NULL, NULL);
	assert(map);

	/* There is a public channel 2<->3 (103x1x0), and private
	 * 1<->2 (110x1x1). */
	assert(node_id_from_hexstr("0266e4598d1d3c415f572a8488830b60f7e744ed9235eb0b1ba93283b315c03518", 66, &l1));
	assert(node_id_from_hexstr("022d223620a359a47ff7f7ac447c85c46c923da53389221a0054c11c1e3ca31d59", 66, &l2));
	assert(node_id_from_hexstr("035d2b1192dfba134e10e540875d366ebc8bc353d5aa766b80c090b39c3a5d885d", 66, &l3));
	assert(gossmap_find_node(map, &l1));
	assert(gossmap_find_node(map, &l2));
	assert(gossmap_find_node(map, &l3));

	assert(short_channel_id_from_str("103x1x0", 7, &scid23));
	assert(short_channel_id_from_str("110x1x0", 7, &scid12));
	assert(gossmap_find_chan(map, &scid23));
	assert(!gossmap_chan_is_localmod(map, gossmap_find_chan(map, &scid23)));
	assert(gossmap_find_chan(map, &scid12));
	assert(!gossmap_chan_is_localmod(map, gossmap_find_chan(map, &scid12)));
	capacity = gossmap_chan_get_capacity(map, gossmap_find_chan(map, &scid23));
	assert(amount_msat_eq_sat(capacity, AMOUNT_SAT(1000000)));
	capacity = gossmap_chan_get_capacity(map, gossmap_find_chan(map, &scid12));
	assert(amount_msat_eq_sat(capacity, AMOUNT_SAT(1000000)));

	gossmap_chan_get_update_details(map, gossmap_find_chan(map, &scid23),
					0,
					&timestamp,
					&message_flags,
					&channel_flags,
					&cltv_expiry_delta,
					&fee_base_msat,
					&fee_proportional_millionths,
					&htlc_minimum_msat,
					&htlc_maximum_msat);
	assert(timestamp == 1700115301);
	assert(message_flags == 1);
	assert(channel_flags == 0);
	assert(cltv_expiry_delta == 6);