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#include "config.h"
#include "../json_tok.c"
#include "../param.c"
#include <ccan/array_size/array_size.h>
#include <ccan/err/err.h>
#include <common/errcode.h>
#include <common/json.h>
#include <setjmp.h>
#include <signal.h>
#include <unistd.h>
#include <wire/wire.h>
char *fail_msg = NULL;
bool failed = false;
static bool check_fail(void) {
if (!failed)
return false;
failed = false;
return true;
}
struct command *cmd;
struct command_result {
};
static struct command_result cmd_failed;
struct command_result *command_fail(struct command *cmd,
errcode_t code, const char *fmt, ...)
{
failed = true;
va_list ap;
va_start(ap, fmt);
fail_msg = tal_vfmt(cmd, fmt, ap);
va_end(ap);
return &cmd_failed;
}
/* AUTOGENERATED MOCKS START */
/* Generated stub for json_to_channel_id */
bool json_to_channel_id(const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED,
struct channel_id *cid UNNEEDED)
{ fprintf(stderr, "json_to_channel_id called!\n"); abort(); }
/* Generated stub for json_to_node_id */
bool json_to_node_id(const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED,
struct node_id *id UNNEEDED)
{ fprintf(stderr, "json_to_node_id called!\n"); abort(); }
/* Generated stub for json_to_pubkey */
bool json_to_pubkey(const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED,
struct pubkey *pubkey UNNEEDED)
{ fprintf(stderr, "json_to_pubkey called!\n"); abort(); }
/* Generated stub for json_to_txid */
bool json_to_txid(const char *buffer UNNEEDED, const jsmntok_t *tok UNNEEDED,
struct bitcoin_txid *txid UNNEEDED)
{ fprintf(stderr, "json_to_txid called!\n"); abort(); }
/* Generated stub for segwit_addr_decode */
int segwit_addr_decode(
int* ver UNNEEDED,
uint8_t* prog UNNEEDED,
size_t* prog_len UNNEEDED,
const char* hrp UNNEEDED,
const char* addr
)
{ fprintf(stderr, "segwit_addr_decode called!\n"); abort(); }
/* AUTOGENERATED MOCKS END */
/* We do this lightningd-style: */
enum command_mode {
CMD_NORMAL,
CMD_USAGE,
CMD_CHECK
};
struct command {
enum command_mode mode;
const char *usage;
};
void command_set_usage(struct command *cmd, const char *usage)
{
cmd->usage = usage;
}
bool command_usage_only(const struct command *cmd)
{
return cmd->mode == CMD_USAGE;
}
bool command_check_only(const struct command *cmd)
{
return cmd->mode == CMD_CHECK;
}
struct json {
jsmntok_t *toks;
char *buffer;
};
static void convert_quotes(char *first)
{
while (*first != '\0') {
if (*first == '\'')
*first = '"';
first++;
}
}
static struct json *json_parse(const tal_t * ctx, const char *str)
{
struct json *j = tal(ctx, struct json);
j->buffer = tal_strdup(j, str);
convert_quotes(j->buffer);
j->toks = tal_arr(j, jsmntok_t, 50);
assert(j->toks);
jsmn_parser parser;
again:
jsmn_init(&parser);
int ret = jsmn_parse(&parser, j->buffer, strlen(j->buffer), j->toks,
tal_count(j->toks));
if (ret == JSMN_ERROR_NOMEM) {
tal_resize(&j->toks, tal_count(j->toks) * 2);
goto again;
}
if (ret <= 0) {
assert(0);
}
return j;
}
static void zero_params(void)
{
struct json *j = json_parse(cmd, "{}");
assert(param(cmd, j->buffer, j->toks, NULL));
j = json_parse(cmd, "[]");
assert(param(cmd, j->buffer, j->toks, NULL));
}
struct sanity {
char *str;
bool failed;
int ival;
u64 fpval; /* floating-point, multiplied by 1000000 */
char *fail_str;
};
struct sanity buffers[] = {
// pass
{"['42', '3.15']", false, 42, 3150000, NULL},
{"{ 'u64' : '42', 'fp' : '3.15' }", false, 42, 3150000, NULL},
// fail
{"{'u64':'42', 'fp':'3.15', 'extra':'stuff'}", true, 0, 0,
"unknown parameter"},
{"['42', '3.15', 'stuff']", true, 0, 0, "too many"},
{"['42', '3.15', 'null']", true, 0, 0, "too many"},
// not enough
{"{'u64':'42'}", true, 0, 0, "missing required"},
{"['42']", true, 0, 0, "missing required"},
// fail wrong type
{"{'u64':'hello', 'fp':'3.15'}", true, 0, 0, "be an unsigned 64"},
{"['3.15', '3.15', 'stuff']", true, 0, 0, "integer"},
};
static void stest(const struct json *j, struct sanity *b)
{
u64 *ival;
u64 *fpval;
if (!param(cmd, j->buffer, j->toks,
p_req("u64", param_u64, &ival),
p_req("fp", param_millionths, &fpval), NULL)) {
assert(check_fail());
assert(b->failed == true);
if (!strstr(fail_msg, b->fail_str)) {
printf("%s != %s\n", fail_msg, b->fail_str);
assert(false);
}
} else {
assert(!check_fail());
assert(b->failed == false);
assert(*ival == 42);
assert(*fpval > 3149900 && b->fpval < 3150100);
}
}
static void sanity(void)
{
for (int i = 0; i < ARRAY_SIZE(buffers); ++i) {
struct json *j = json_parse(cmd, buffers[i].str);
assert(j->toks->type == JSMN_OBJECT
|| j->toks->type == JSMN_ARRAY);
stest(j, &buffers[i]);
}
}
/*
* Make sure toks are passed through correctly, and also make sure
* optional missing toks are set to NULL.
*/
static void tok_tok(void)
{
{
unsigned int n;
const jsmntok_t *tok = NULL;
struct json *j = json_parse(cmd, "{ 'satoshi': '546' }");
assert(param(cmd, j->buffer, j->toks,
p_req("satoshi", param_tok, &tok), NULL));
assert(tok);
assert(json_to_number(j->buffer, tok, &n));
assert(n == 546);
}
// again with missing optional parameter
{
/* make sure it is *not* NULL */
const jsmntok_t *tok = (const jsmntok_t *) 65535;
struct json *j = json_parse(cmd, "{}");
assert(param(cmd, j->buffer, j->toks,
p_opt("satoshi", param_tok, &tok), NULL));
/* make sure it *is* NULL */
assert(tok == NULL);
}
}
/* check for valid but duplicate json name-value pairs */
static void dup_names(void)
{
struct json *j =
json_parse(cmd,
"{ 'u64' : '42', 'u64' : '43', 'fp' : '3.15' }");
u64 *i;
u64 *fp;
assert(!param(cmd, j->buffer, j->toks,
p_req("u64", param_u64, &i),
p_req("fp", param_millionths, &fp), NULL));
}
static void null_params(void)
{
uint64_t **intptrs = tal_arr(cmd, uint64_t *, 7);
/* no null params */
struct json *j =
json_parse(cmd, "[ '10', '11', '12', '13', '14', '15', '16']");
assert(param(cmd, j->buffer, j->toks,
p_req("0", param_u64, &intptrs[0]),
p_req("1", param_u64, &intptrs[1]),
p_req("2", param_u64, &intptrs[2]),
p_req("3", param_u64, &intptrs[3]),
p_opt_def("4", param_u64, &intptrs[4], 999),
p_opt("5", param_u64, &intptrs[5]),
p_opt("6", param_u64, &intptrs[6]),
NULL));
for (int i = 0; i < tal_count(intptrs); ++i) {
assert(intptrs[i]);
assert(*intptrs[i] == i + 10);
}
/* missing at end */
j = json_parse(cmd, "[ '10', '11', '12', '13', '14']");
assert(param(cmd, j->buffer, j->toks,
p_req("0", param_u64, &intptrs[0]),
p_req("1", param_u64, &intptrs[1]),
p_req("2", param_u64, &intptrs[2]),
p_req("3", param_u64, &intptrs[3]),
p_opt("4", param_u64, &intptrs[4]),
p_opt("5", param_u64, &intptrs[5]),
p_opt_def("6", param_u64, &intptrs[6], 888),
NULL));
assert(*intptrs[0] == 10);
assert(*intptrs[1] == 11);
assert(*intptrs[2] == 12);
assert(*intptrs[3] == 13);
assert(*intptrs[4] == 14);
assert(!intptrs[5]);
assert(*intptrs[6] == 888);
}
static void no_params(void)
{
struct json *j = json_parse(cmd, "[]");
assert(param(cmd, j->buffer, j->toks, NULL));
j = json_parse(cmd, "[ 'unexpected' ]");
assert(!param(cmd, j->buffer, j->toks, NULL));
}
#if DEVELOPER
/*
* Check to make sure there are no programming mistakes.
*/
static void bad_programmer(void)
{
u64 *ival;
u64 *ival2;
u64 *fpval;
struct json *j = json_parse(cmd, "[ '25', '546', '26' ]");
/* check for repeated names */
assert(!param(cmd, j->buffer, j->toks,
p_req("repeat", param_u64, &ival),
p_req("fp", param_millionths, &fpval),
p_req("repeat", param_u64, &ival2), NULL));
assert(check_fail());
assert(strstr(fail_msg, "developer error"));
assert(!param(cmd, j->buffer, j->toks,
p_req("repeat", param_u64, &ival),
p_req("fp", param_millionths, &fpval),
p_req("repeat", param_u64, &ival), NULL));
assert(check_fail());
assert(strstr(fail_msg, "developer error"));
assert(!param(cmd, j->buffer, j->toks,
p_req("u64", param_u64, &ival),
p_req("repeat", param_millionths, &fpval),
p_req("repeat", param_millionths, &fpval), NULL));
assert(check_fail());
assert(strstr(fail_msg, "developer error"));
/* check for repeated arguments */
assert(!param(cmd, j->buffer, j->toks,
p_req("u64", param_u64, &ival),
p_req("repeated-arg", param_u64, &ival), NULL));
assert(check_fail());
assert(strstr(fail_msg, "developer error"));
assert(!param(cmd, j->buffer, j->toks,
p_req("u64", (param_cbx) NULL, NULL), NULL));
assert(check_fail());
assert(strstr(fail_msg, "developer error"));
/* Add required param after optional */
j = json_parse(cmd, "[ '25', '546', '26', '1.1' ]");
unsigned int *msatoshi;
u64 *riskfactor_millionths;
assert(!param(
cmd, j->buffer, j->toks, p_req("u64", param_u64, &ival),
p_req("fp", param_millionths, &fpval),
p_opt_def("msatoshi", param_number, &msatoshi, 100),
p_req("riskfactor", param_millionths, &riskfactor_millionths),
NULL));
assert(*msatoshi);
assert(*msatoshi == 100);
assert(check_fail());
assert(strstr(fail_msg, "developer error"));
}
#endif
static void add_members(struct param **params,
char **obj,
char **arr, unsigned int **ints)
{
for (int i = 0; i < tal_count(ints); ++i) {
const char *name = tal_fmt(*params, "%i", i);
if (i != 0) {
tal_append_fmt(obj, ", ");
tal_append_fmt(arr, ", ");
}
tal_append_fmt(obj, "\"%i\" : %i", i, i);
tal_append_fmt(arr, "%i", i);
param_add(params, name, true,
typesafe_cb_preargs(struct command_result *, void **,
param_number,
&ints[i],
struct command *,
const char *,
const char *,
const jsmntok_t *),
&ints[i]);
}
}
/*
* A roundabout way of initializing an array of ints to:
* ints[0] = 0, ints[1] = 1, ... ints[499] = 499
*/
static void five_hundred_params(void)
{
struct param *params = tal_arr(NULL, struct param, 0);
unsigned int **ints = tal_arr(params, unsigned int*, 500);
char *obj = tal_fmt(params, "{ ");
char *arr = tal_fmt(params, "[ ");
add_members(&params, &obj, &arr, ints);
tal_append_fmt(&obj, "}");
tal_append_fmt(&arr, "]");
/* first test object version */
struct json *j = json_parse(params, obj);
assert(param_arr(cmd, j->buffer, j->toks, params, false) == NULL);
for (int i = 0; i < tal_count(ints); ++i) {
assert(ints[i]);
assert(*ints[i] == i);
*ints[i] = 65535;
}
/* now test array */
j = json_parse(params, arr);
assert(param_arr(cmd, j->buffer, j->toks, params, false) == NULL);
for (int i = 0; i < tal_count(ints); ++i) {
assert(*ints[i] == i);
}
tal_free(params);
}
static void sendpay(void)
{
struct json *j = json_parse(cmd, "[ 'A', '123', 'hello there' '547']");
const jsmntok_t *routetok, *note;
u64 *msatoshi;
unsigned *cltv;
if (!param(cmd, j->buffer, j->toks,
p_req("route", param_tok, &routetok),
p_req("cltv", param_number, &cltv),
p_opt("note", param_tok, &note),
p_opt("msatoshi", param_u64, &msatoshi),
NULL))
assert(false);
assert(note);
assert(!strncmp("hello there", j->buffer + note->start,
note->end - note->start));
assert(msatoshi);
assert(*msatoshi == 547);
}
static void sendpay_nulltok(void)
{
struct json *j = json_parse(cmd, "[ 'A', '123']");
const jsmntok_t *routetok, *note = (void *) 65535;
u64 *msatoshi;
unsigned *cltv;
if (!param(cmd, j->buffer, j->toks,
p_req("route", param_tok, &routetok),
p_req("cltv", param_number, &cltv),
p_opt("note", param_tok, &note),
p_opt("msatoshi", param_u64, &msatoshi),
NULL))
assert(false);
assert(note == NULL);
assert(msatoshi == NULL);
}
static void advanced(void)
{
{
struct json *j = json_parse(cmd, "[ 'lightning', 24, 'tok', 543 ]");
struct json_escape *label;
u64 *msat;
u64 *msat_opt1, *msat_opt2;
const jsmntok_t *tok;
assert(param(cmd, j->buffer, j->toks,
p_req("description", param_label, &label),
p_req("msat", param_u64, &msat),
p_req("tok", param_tok, &tok),
p_opt("msat_opt1", param_u64, &msat_opt1),
p_opt("msat_opt2", param_u64, &msat_opt2),
NULL));
assert(label != NULL);
assert(streq(label->s, "lightning"));
assert(*msat == 24);
assert(tok);
assert(msat_opt1);
assert(*msat_opt1 == 543);
assert(msat_opt2 == NULL);
}
{
struct json *j = json_parse(cmd, "[ 3, 'foo' ]");
struct json_escape *label, *foo;
assert(param(cmd, j->buffer, j->toks,
p_req("label", param_label, &label),
p_opt("foo", param_label, &foo),
NULL));
assert(streq(label->s, "3"));
assert(streq(foo->s, "foo"));
}
{
u64 *msat;
u64 *msat2;
struct json *j = json_parse(cmd, "[ 3 ]");
assert(param(cmd, j->buffer, j->toks,
p_opt_def("msat", param_u64, &msat, 23),
p_opt_def("msat2", param_u64, &msat2, 53),
NULL));
assert(*msat == 3);
assert(msat2);
assert(*msat2 == 53);
}
}
static void advanced_fail(void)
{
{
struct json *j = json_parse(cmd, "[ 'anyx' ]");
u64 *msat;
assert(!param(cmd, j->buffer, j->toks,
p_req("msat", param_u64, &msat),
NULL));
assert(check_fail());
assert(strstr(fail_msg, "msat: should be an unsigned 64 bit integer: invalid token '\"anyx\"'"));
}
}
#define test_cb(cb, T, json_, value, pass) \
{ \
struct json *j = json_parse(cmd, json_); \
T *v; \
struct command_result *ret = cb(cmd, "name", j->buffer, j->toks + 1, &v); \
assert((ret == NULL) == pass); \
if (ret == NULL) { \
assert(v); \
assert(*v == value); \
} \
}
static void param_tests(void)
{
test_cb(param_bool, bool, "[ true ]", true, true);
test_cb(param_bool, bool, "[ false ]", false, true);
test_cb(param_bool, bool, "[ tru ]", false, false);
test_cb(param_bool, bool, "[ 1 ]", false, false);
test_cb(param_millionths, u64, "[ -0.01 ]", 0, false);
test_cb(param_millionths, u64, "[ 0.00 ]", 0, true);
test_cb(param_millionths, u64, "[ 1 ]", 1000000, true);
test_cb(param_millionths, u64, "[ 1.1 ]", 1100000, true);
test_cb(param_millionths, u64, "[ 1.01 ]", 1010000, true);
test_cb(param_millionths, u64, "[ 99.99 ]", 99990000, true);
test_cb(param_millionths, u64, "[ 100.0 ]", 100000000, true);
test_cb(param_millionths, u64, "[ 100.001 ]", 100001000, true);
test_cb(param_millionths, u64, "[ 1000 ]", 1000000000, true);
test_cb(param_millionths, u64, "[ 'wow' ]", 0, false);
}
static void test_invoice(struct command *cmd,
const char *buffer,
const jsmntok_t *obj UNNEEDED,
const jsmntok_t *params)
{
u64 *msatoshi_val;
struct json_escape *label_val;
const char *desc_val;
u64 *expiry;
const jsmntok_t *fallbacks;
const jsmntok_t *preimagetok;
assert(cmd->mode == CMD_USAGE);
if (!param(cmd, buffer, params,
p_req("msatoshi", param_u64, &msatoshi_val),
p_req("label", param_label, &label_val),
p_req("description", param_escaped_string, &desc_val),
p_opt("expiry", param_u64, &expiry),
p_opt("fallbacks", param_array, &fallbacks),
p_opt("preimage", param_tok, &preimagetok), NULL))
return;
/* should not be here since we are in the mode of CMD_USAGE
* and it always returns false. */
abort();
}
static void usage(void)
{
cmd->mode = CMD_USAGE;
test_invoice(cmd, NULL, NULL, NULL);
assert(streq(cmd->usage,
"msatoshi label description "
"[expiry] [fallbacks] [preimage]"));
cmd->mode = CMD_NORMAL;
}
int main(void)
{
setup_locale();
setup_tmpctx();
cmd = tal(tmpctx, struct command);
cmd->mode = CMD_NORMAL;
fail_msg = tal_arr(cmd, char, 10000);
zero_params();
sanity();
tok_tok();
null_params();
no_params();
#if DEVELOPER
bad_programmer();
#endif
dup_names();
five_hundred_params();
sendpay();
sendpay_nulltok();
advanced();
advanced_fail();
param_tests();
usage();
tal_free(tmpctx);
printf("run-params ok\n");
}