core-lightning/common/test/run-gossmap_local.c

545 lines
29 KiB
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/* Test local modifications to gossmap */
#include "config.h"
#include "../amount.c"
#include "../fp16.c"
#include "../gossmap.c"
#include "../node_id.c"
#include "../pseudorand.c"
#include <ccan/read_write_all/read_write_all.h>
#include <common/channel_type.h>
#include <common/setup.h>
#include <common/utils.h>
#include <stdio.h>
/* AUTOGENERATED MOCKS START */
/* Generated stub for fromwire_bigsize */
bigsize_t fromwire_bigsize(const u8 **cursor UNNEEDED, size_t *max UNNEEDED)
{ fprintf(stderr, "fromwire_bigsize called!\n"); abort(); }
/* Generated stub for fromwire_channel_id */
bool fromwire_channel_id(const u8 **cursor UNNEEDED, size_t *max UNNEEDED,
struct channel_id *channel_id UNNEEDED)
{ fprintf(stderr, "fromwire_channel_id called!\n"); abort(); }
/* Generated stub for sciddir_or_pubkey_from_node_id */
bool sciddir_or_pubkey_from_node_id(struct sciddir_or_pubkey *sciddpk UNNEEDED,
const struct node_id *node_id UNNEEDED)
{ fprintf(stderr, "sciddir_or_pubkey_from_node_id called!\n"); abort(); }
/* Generated stub for towire_bigsize */
void towire_bigsize(u8 **pptr UNNEEDED, const bigsize_t val UNNEEDED)
{ fprintf(stderr, "towire_bigsize called!\n"); abort(); }
/* Generated stub for towire_channel_id */
void towire_channel_id(u8 **pptr UNNEEDED, const struct channel_id *channel_id UNNEEDED)
{ fprintf(stderr, "towire_channel_id called!\n"); abort(); }
/* AUTOGENERATED MOCKS END */
/* Canned gossmap, taken from tests/test_gossip.py, with channels mined.
* $> od -tx1 -Anone -v < /tmp/ltests-rtchpzh1/test_gossip_store_compact_noappend_1/lightning-2/regtest/gossip_store | sed 's/ / 0x/g'| cut -c2- | sed -e 's/ /,/g' -e 's/$/,/'
*/
static u8 canned_map[] = {
0x0c,0x80,0x00,0x01,0xbc,0x09,0x8b,0x67,0xe6,0x00,0x00,0x00,0x00,0x10,0x08,0x00,
0x00,0x00,0x00,0x00,0x0f,0x42,0x40,0x01,0xb0,0x01,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x06,0x22,0x6e,
0x46,0x11,0x1a,0x0b,0x59,0xca,0xaf,0x12,0x60,0x43,0xeb,0x5b,0xbf,0x28,0xc3,0x4f,
0x3a,0x5e,0x33,0x2a,0x1f,0xc7,0xb2,0xb7,0x3c,0xf1,0x88,0x91,0x0f,0x00,0x00,0x67,
0x00,0x00,0x01,0x00,0x00,0x02,0x2d,0x22,0x36,0x20,0xa3,0x59,0xa4,0x7f,0xf7,0xf7,
0xac,0x44,0x7c,0x85,0xc4,0x6c,0x92,0x3d,0xa5,0x33,0x89,0x22,0x1a,0x00,0x54,0xc1,
0x1c,0x1e,0x3c,0xa3,0x1d,0x59,0x03,0x5d,0x2b,0x11,0x92,0xdf,0xba,0x13,0x4e,0x10,
0xe5,0x40,0x87,0x5d,0x36,0x6e,0xbc,0x8b,0xc3,0x53,0xd5,0xaa,0x76,0x6b,0x80,0xc0,
0x90,0xb3,0x9c,0x3a,0x5d,0x88,0x5d,0x03,0x1b,0x84,0xc5,0x56,0x7b,0x12,0x64,0x40,
0x99,0x5d,0x3e,0xd5,0xaa,0xba,0x05,0x65,0xd7,0x1e,0x18,0x34,0x60,0x48,0x19,0xff,
0x9c,0x17,0xf5,0xe9,0xd5,0xdd,0x07,0x8f,0x03,0x1b,0x84,0xc5,0x56,0x7b,0x12,0x64,
0x40,0x99,0x5d,0x3e,0xd5,0xaa,0xba,0x05,0x65,0xd7,0x1e,0x18,0x34,0x60,0x48,0x19,
0xff,0x9c,0x17,0xf5,0xe9,0xd5,0xdd,0x07,0x8f,0x00,0x00,0x01,0xb0,0x6e,0x30,0x94,
0x60,0x65,0x55,0xb3,0x60,0x01,0x00,0x00,0x33,0x57,0x33,0xf5,0x94,0x2d,0xf5,0xd9,
0x50,0xeb,0x87,0x66,0xde,0xe3,0xa9,0xd6,0x62,0x69,0x22,0x84,0x4e,0xd6,0xae,0x7a,
0x11,0x0d,0xd7,0xe7,0xed,0xc3,0x2e,0x3f,0x6f,0x3d,0x9a,0xc5,0xcd,0xea,0x23,0xce,
0x25,0xbb,0x8d,0xbf,0x76,0x1f,0xd3,0xd5,0xfc,0x56,0xc0,0x5b,0x68,0x56,0x31,0x6d,
0x12,0xe9,0xd3,0x2c,0xa0,0xf0,0x8c,0x69,0xca,0x03,0x06,0xfe,0x71,0x6e,0x7b,0x51,
0x51,0x31,0x7d,0x64,0x40,0xb7,0x37,0x3d,0x9f,0xbc,0x64,0x6e,0xad,0x48,0xf2,0x16,
0x3f,0x2b,0x6d,0x51,0x1a,0xfe,0x6a,0x79,0xc7,0x55,0x51,0xc2,0x62,0x0f,0xc8,0x09,
0x74,0xf2,0xf8,0x64,0x32,0x9d,0x97,0x78,0xa0,0x8c,0xdf,0xbc,0x9f,0x2c,0x9c,0x13,
0x44,0xc4,0x32,0x70,0x2c,0x66,0x80,0x7c,0xfb,0x4d,0xb6,0x9b,0x80,0xfa,0xe8,0xc3,
0x3c,0x70,0x14,0x3d,0x94,0x8b,0x36,0x61,0x4d,0x62,0x08,0x91,0xbe,0xe2,0xdf,0x99,
0xc8,0x6b,0xc6,0x22,0x07,0xc1,0x7e,0x3b,0x91,0x86,0x21,0x4c,0x0c,0xcf,0xf2,0xde,
0xd5,0x59,0x8a,0xcc,0xc9,0x0e,0xb1,0xd5,0xb2,0xf7,0xa8,0x3c,0xd7,0xf6,0x8d,0x71,
0x2e,0xa0,0x47,0xd8,0x01,0x9f,0x34,0x30,0x63,0xb0,0xa2,0x36,0x35,0x6a,0x38,0x71,
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0xac,0xe5,0x06,0x8c,0xe4,0x8e,0x14,0xf3,0xcd,0x31,0x44,0x16,0xc4,0x0d,0x2e,0x14,
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0xb2,0xc7,0x07,0xfe,0x67,0xb0,0xf3,0x35,0x56,0x25,0xc6,0x53,0xfd,0x54,0x56,0x5e,
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0x28,0xc3,0x4f,0x3a,0x5e,0x33,0x2a,0x1f,0xc7,0xb2,0xb7,0x3c,0xf1,0x88,0x91,0x0f,
0x00,0x00,0x67,0x00,0x00,0x01,0x00,0x00,0x65,0x55,0xb3,0x60,0x01,0x01,0x00,0x06,
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0x00,0x00,0x00,0x00,0x3b,0x02,0x33,0x80,0x00,0x00,0x00,0x95,0x87,0xf8,0x92,0xf3,
0x65,0x55,0xb3,0x65,0x01,0x01,0x32,0x6c,0xde,0x4a,0xc5,0xe8,0xd4,0xa0,0xed,0xbc,
0x2c,0x13,0x5e,0xb9,0x1e,0xc3,0xc3,0x86,0xcb,0x75,0xeb,0x6f,0xce,0xc5,0xc5,0x57,
0x01,0x1c,0x9c,0xb7,0x32,0x17,0x01,0x10,0x8c,0xdd,0x04,0x31,0x78,0xae,0xb4,0x88,
0x8d,0xf8,0xe8,0x35,0x90,0x69,0x91,0x84,0xd0,0x16,0xd8,0x44,0xbc,0xde,0x37,0xe8,
0x4e,0x1a,0x95,0xb6,0xa6,0x73,0x00,0x07,0x88,0xa0,0x00,0x0a,0x0a,0x69,0xa2,0x65,
0x55,0xb3,0x65,0x03,0x5d,0x2b,0x11,0x92,0xdf,0xba,0x13,0x4e,0x10,0xe5,0x40,0x87,
0x5d,0x36,0x6e,0xbc,0x8b,0xc3,0x53,0xd5,0xaa,0x76,0x6b,0x80,0xc0,0x90,0xb3,0x9c,
0x3a,0x5d,0x88,0x5d,0x03,0x5d,0x2b,0x48,0x4f,0x50,0x50,0x49,0x4e,0x47,0x46,0x49,
0x52,0x45,0x2d,0x63,0x31,0x2d,0x31,0x2d,0x67,0x63,0x63,0x65,0x34,0x66,0x36,0x38,
0x2d,0x6d,0x6f,0x64,0x64,0x65,0x64,0x00,0x00,0x00,0x00,0x00,0x8a,0xcb,0xd4,0xc7,
0xa1,0x65,0x55,0xb3,0x65,0x01,0x02,0x1d,0x3f,0x42,0x7f,0x3d,0xdb,0x58,0x2b,0xcb,
0x78,0x5d,0x24,0xf1,0x67,0xc6,0xc7,0xd8,0x6e,0x6c,0x5b,0xf8,0xfb,0x27,0x17,0x58,
0xaa,0x7e,0x46,0x86,0x49,0x66,0x21,0x47,0x76,0xbd,0xf2,0x2d,0xae,0x29,0xf0,0x6f,
0x17,0x6e,0xf2,0x7f,0x01,0xda,0x16,0xa9,0x1d,0x6a,0x61,0x4c,0x41,0x71,0x19,0x4d,
0x37,0xac,0x8a,0x28,0xd8,0x62,0xfb,0x06,0x22,0x6e,0x46,0x11,0x1a,0x0b,0x59,0xca,
0xaf,0x12,0x60,0x43,0xeb,0x5b,0xbf,0x28,0xc3,0x4f,0x3a,0x5e,0x33,0x2a,0x1f,0xc7,
0xb2,0xb7,0x3c,0xf1,0x88,0x91,0x0f,0x00,0x00,0x67,0x00,0x00,0x01,0x00,0x00,0x65,
0x55,0xb3,0x65,0x01,0x00,0x00,0x06,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x14,0x00,0x00,0x03,0xe8,0x00,0x00,0x00,0x00,0x3b,0x02,0x33,0x80,0x80,
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0xe9,0x82,0xa6,0x3c,0xb4,0x38,0x24,0xaf,0xdc,0x06,0xd5,0x3d,0xe3,0x7a,0xe8,0x39,
0xdd,0xd4,0x5f,0xd8,0x92,0xf5,0x4b,0xe7,0x8d,0xf7,0xab,0x06,0x22,0x6e,0x46,0x11,
0x1a,0x0b,0x59,0xca,0xaf,0x12,0x60,0x43,0xeb,0x5b,0xbf,0x28,0xc3,0x4f,0x3a,0x5e,
0x33,0x2a,0x1f,0xc7,0xb2,0xb7,0x3c,0xf1,0x88,0x91,0x0f,0x00,0x00,0x6e,0x00,0x00,
0x01,0x00,0x00,0x65,0x55,0xb3,0x71,0x01,0x01,0x00,0x06,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x14,0x00,0x00,0x03,0xe8,0x00,0x00,0x00,0x00,0x3b,
0x02,0x33,0x80,0x00,0x00,0x00,0x95,0xf6,0xd7,0x24,0x69,0x65,0x55,0xb3,0x79,0x01,
0x01,0x42,0x62,0x2b,0xf0,0x0a,0x44,0xc3,0xe0,0x78,0x3c,0xa7,0x08,0x5a,0xa0,0xaa,
0x9d,0xb2,0xdc,0x2e,0xa7,0x29,0x0a,0x39,0x3d,0x01,0x57,0xbf,0x34,0x23,0x0f,0xb9,
0x19,0x33,0x6f,0xc2,0xfb,0x9f,0x25,0xac,0xc4,0xc9,0x47,0xb7,0x41,0x92,0xdb,0x2f,
0xd5,0xf0,0x1f,0x24,0x32,0xdf,0x38,0x30,0x89,0x93,0xeb,0xc9,0xec,0xf1,0x09,0x51,
0xbb,0x00,0x07,0x88,0xa0,0x00,0x0a,0x0a,0x69,0xa2,0x65,0x55,0xb3,0x79,0x02,0x66,
0xe4,0x59,0x8d,0x1d,0x3c,0x41,0x5f,0x57,0x2a,0x84,0x88,0x83,0x0b,0x60,0xf7,0xe7,
0x44,0xed,0x92,0x35,0xeb,0x0b,0x1b,0xa9,0x32,0x83,0xb3,0x15,0xc0,0x35,0x18,0x02,
0x66,0xe4,0x4a,0x55,0x4e,0x49,0x4f,0x52,0x42,0x45,0x41,0x4d,0x2d,0x72,0x63,0x31,
0x2d,0x31,0x2d,0x67,0x63,0x63,0x65,0x34,0x66,0x36,0x38,0x2d,0x6d,0x6f,0x64,0x64,
0x65,0x64,0x00,0x00,
};
static void check_cannounce(const u8 *cannounce,
struct short_channel_id scid,
const struct node_id *n1,
const struct node_id *n2)
{
secp256k1_ecdsa_signature sig;
u8 *features;
struct bitcoin_blkid chain_hash;
struct short_channel_id actual_scid;
struct node_id actual_n1, actual_n2;
struct pubkey k;
assert(fromwire_channel_announcement(cannounce, cannounce,
&sig, &sig, &sig, &sig,
&features, &chain_hash,
&actual_scid,
&actual_n1,
&actual_n2,
&k, &k));
assert(short_channel_id_eq(actual_scid, scid));
if (node_id_cmp(n1, n2) < 0) {
assert(node_id_eq(&actual_n1, n1));
assert(node_id_eq(&actual_n2, n2));
} else {
assert(node_id_eq(&actual_n1, n2));
assert(node_id_eq(&actual_n2, n1));
}
}
static void check_nannounce(const u8 *nannounce,
const struct node_id *n)
{
secp256k1_ecdsa_signature sig;
u8 *features, *addresses;
u32 timestamp;
u8 rgb_color[3], alias[32];
struct node_id node_id;
struct tlv_node_ann_tlvs *na_tlvs;
assert(fromwire_node_announcement(nannounce, nannounce,
&sig, &features,
&timestamp,
&node_id,
rgb_color,
alias,
&addresses,
&na_tlvs));
assert(node_id_eq(&node_id, n));
}
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;
struct gossmap_chan *chan;
struct gossmap_localmods *mods;
struct amount_sat capacity;
u32 timestamp, fee_base_msat, fee_proportional_millionths;
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);
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)));
assert(gossmap_chan_get_capacity(map, gossmap_find_chan(map, &scid23),
&capacity));
assert(amount_sat_eq(capacity, AMOUNT_SAT(1000000)));
assert(gossmap_chan_get_capacity(map, gossmap_find_chan(map, &scid12),
&capacity));
assert(amount_sat_eq(capacity, AMOUNT_SAT(1000000)));
gossmap_chan_get_update_details(map, gossmap_find_chan(map, &scid23),
0,
&timestamp,
&message_flags,
&channel_flags,
&fee_base_msat,
&fee_proportional_millionths,
&htlc_minimum_msat,
&htlc_maximum_msat);
assert(timestamp == 1700115301);
assert(message_flags == 1);
assert(channel_flags == 0);
assert(fee_base_msat == 20);
assert(fee_proportional_millionths == 1000);
assert(amount_msat_eq(htlc_minimum_msat, AMOUNT_MSAT(0)));
assert(amount_msat_eq(htlc_maximum_msat, AMOUNT_MSAT(990000000)));
gossmap_chan_get_update_details(map, gossmap_find_chan(map, &scid23),
1,
&timestamp,
&message_flags,
&channel_flags,
&fee_base_msat,
&fee_proportional_millionths,
&htlc_minimum_msat,
&htlc_maximum_msat);
assert(timestamp == 1700115311);
assert(message_flags == 1);
assert(channel_flags == 1);
assert(fee_base_msat == 20);
assert(fee_proportional_millionths == 1000);
assert(amount_msat_eq(htlc_minimum_msat, AMOUNT_MSAT(0)));
assert(amount_msat_eq(htlc_maximum_msat, AMOUNT_MSAT(990000000)));
gossmap_chan_get_update_details(map, gossmap_find_chan(map, &scid12),
0,
&timestamp,
&message_flags,
&channel_flags,
&fee_base_msat,
&fee_proportional_millionths,
&htlc_minimum_msat,
&htlc_maximum_msat);
assert(timestamp == 1700115313);
assert(message_flags == 1);
assert(channel_flags == 0);
assert(fee_base_msat == 20);
assert(fee_proportional_millionths == 1000);
assert(amount_msat_eq(htlc_minimum_msat, AMOUNT_MSAT(0)));
assert(amount_msat_eq(htlc_maximum_msat, AMOUNT_MSAT(990000000)));
gossmap_chan_get_update_details(map, gossmap_find_chan(map, &scid12),
1,
&timestamp,
&message_flags,
&channel_flags,
&fee_base_msat,
&fee_proportional_millionths,
&htlc_minimum_msat,
&htlc_maximum_msat);
assert(timestamp == 1700115313);
assert(message_flags == 1);
assert(channel_flags == 1);
assert(fee_base_msat == 20);
assert(fee_proportional_millionths == 1000);
assert(amount_msat_eq(htlc_minimum_msat, AMOUNT_MSAT(0)));
assert(amount_msat_eq(htlc_maximum_msat, AMOUNT_MSAT(990000000)));
assert(tal_bytelen(gossmap_chan_get_features(tmpctx, map,
gossmap_find_chan(map, &scid12))) == 0);
assert(tal_bytelen(gossmap_chan_get_features(tmpctx, map,
gossmap_find_chan(map, &scid23))) == 0);
cann = gossmap_chan_get_announce(tmpctx, map,
gossmap_find_chan(map, &scid12));
check_cannounce(cann, scid12, &l1, &l2);
cann = gossmap_chan_get_announce(tmpctx, map,
gossmap_find_chan(map, &scid23));
check_cannounce(cann, scid23, &l2, &l3);
nann = gossmap_node_get_announce(tmpctx, map,
gossmap_find_node(map, &l1));
assert(nann);
nann = gossmap_node_get_announce(tmpctx, map,
gossmap_find_node(map, &l2));
check_nannounce(nann, &l2);
nann = gossmap_node_get_announce(tmpctx, map,
gossmap_find_node(map, &l3));
check_nannounce(nann, &l3);
/* Now, let's add a new channel l1 -> l4. */
mods = gossmap_localmods_new(tmpctx);
assert(node_id_from_hexstr("0382ce59ebf18be7d84677c2e35f23294b9992ceca95491fcf8a56c6cb2d9de199", 66, &l4));
assert(short_channel_id_from_str("111x1x1", 7, &scid_local));
assert(gossmap_local_addchan(mods, &l1, &l4, scid_local, NULL));
/* Apply changes, check they work. */
gossmap_apply_localmods(map, mods);
assert(gossmap_find_node(map, &l4));
chan = gossmap_find_chan(map, &scid_local);
/* Exists, but no updates. */
assert(!gossmap_chan_set(chan, 0));
assert(!gossmap_chan_set(chan, 1));
/* Remove, no longer can find. */
gossmap_remove_localmods(map, mods);
assert(!gossmap_find_chan(map, &scid_local));
assert(!gossmap_find_node(map, &l4));
/* Now update it both local, and an existing one. */
gossmap_local_updatechan(mods, scid_local,
AMOUNT_MSAT(1),
AMOUNT_MSAT(100000),
2, 3, 4, true, 0);
/* Adding an existing channel is a noop. */
assert(gossmap_local_addchan(mods, &l2, &l3, scid23, NULL));
gossmap_local_updatechan(mods, scid23,
AMOUNT_MSAT(99),
AMOUNT_MSAT(100),
101, 102, 103, true, 0);
gossmap_apply_localmods(map, mods);
chan = gossmap_find_chan(map, &scid_local);
assert(gossmap_chan_set(chan, 0));
assert(!gossmap_chan_set(chan, 1));
assert(chan->half[0].enabled);
assert(chan->half[0].htlc_min == u64_to_fp16(1, false));
assert(chan->half[0].htlc_max == u64_to_fp16(100000, true));
assert(chan->half[0].base_fee == 2);
assert(chan->half[0].proportional_fee == 3);
assert(chan->half[0].delay == 4);
chan = gossmap_find_chan(map, &scid23);
assert(chan->half[0].enabled);
assert(chan->half[0].htlc_min == u64_to_fp16(99, false));
assert(chan->half[0].htlc_max == u64_to_fp16(100, true));
assert(chan->half[0].base_fee == 101);
assert(chan->half[0].proportional_fee == 102);
assert(chan->half[0].delay == 103);
/* Cleanup leaves everything previous intact */
gossmap_remove_localmods(map, mods);
assert(!gossmap_find_node(map, &l4));
assert(!gossmap_find_chan(map, &scid_local));
assert(gossmap_find_node(map, &l1));
assert(gossmap_find_node(map, &l2));
assert(gossmap_find_node(map, &l3));
assert(gossmap_find_chan(map, &scid23));
assert(gossmap_find_chan(map, &scid12));
chan = gossmap_find_chan(map, &scid23);
assert(chan->half[0].enabled);
assert(chan->half[0].htlc_min == u64_to_fp16(0, false));
assert(chan->half[0].htlc_max == u64_to_fp16(990380000, true));
assert(chan->half[0].base_fee == 20);
assert(chan->half[0].proportional_fee == 1000);
assert(chan->half[0].delay == 6);
/* Now we can refresh. */
assert(write(fd, "", 1) == 1);
gossmap_refresh(map, NULL);
common_shutdown();
}