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50f03773f4b9f4638489ccfd0503dc9e39e5de78
neovim/src/nvim/testing.c
dundargoc 50f03773f4 refactor: replace char_u with char 18 (#21237) 
refactor: replace char_u with char

Work on https://github.com/neovim/neovim/issues/459
2023-01-09 22:37:34 +08:00

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// This is an open source non-commercial project. Dear PVS-Studio, please check
// it. PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com
// testing.c: Support for tests
#include <inttypes.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdio.h>
#include <string.h>
#include "nvim/ascii.h"
#include "nvim/eval.h"
#include "nvim/eval/encode.h"
#include "nvim/eval/typval.h"
#include "nvim/eval/typval_defs.h"
#include "nvim/ex_docmd.h"
#include "nvim/garray.h"
#include "nvim/gettext.h"
#include "nvim/globals.h"
#include "nvim/hashtab.h"
#include "nvim/macros.h"
#include "nvim/mbyte.h"
#include "nvim/memory.h"
#include "nvim/message.h"
#include "nvim/os/os.h"
#include "nvim/runtime.h"
#include "nvim/strings.h"
#include "nvim/testing.h"
#include "nvim/types.h"
#include "nvim/vim.h"
#ifdef INCLUDE_GENERATED_DECLARATIONS
# include "testing.c.generated.h"
#endif
static char e_assert_fails_second_arg[]
= N_("E856: assert_fails() second argument must be a string or a list with one or two strings");
static char e_assert_fails_fourth_argument[]
= N_("E1115: assert_fails() fourth argument must be a number");
static char e_assert_fails_fifth_argument[]
= N_("E1116: assert_fails() fifth argument must be a string");
static char e_calling_test_garbagecollect_now_while_v_testing_is_not_set[]
= N_("E1142: Calling test_garbagecollect_now() while v:testing is not set");
/// Prepare "gap" for an assert error and add the sourcing position.
static void prepare_assert_error(garray_T *gap)
{
char buf[NUMBUFLEN];
char *sname = estack_sfile(ESTACK_NONE);
ga_init(gap, 1, 100);
if (sname != NULL) {
ga_concat(gap, sname);
if (SOURCING_LNUM > 0) {
ga_concat(gap, " ");
}
}
if (SOURCING_LNUM > 0) {
vim_snprintf(buf, ARRAY_SIZE(buf), "line %" PRId64, (int64_t)SOURCING_LNUM);
ga_concat(gap, buf);
}
if (sname != NULL || SOURCING_LNUM > 0) {
ga_concat(gap, ": ");
}
xfree(sname);
}
/// Append "p[clen]" to "gap", escaping unprintable characters.
/// Changes NL to \n, CR to \r, etc.
static void ga_concat_esc(garray_T *gap, const char_u *p, int clen)
FUNC_ATTR_NONNULL_ALL
{
char_u buf[NUMBUFLEN];
if (clen > 1) {
memmove(buf, p, (size_t)clen);
buf[clen] = NUL;
ga_concat(gap, (char *)buf);
} else {
switch (*p) {
case BS:
ga_concat(gap, "\\b"); break;
case ESC:
ga_concat(gap, "\\e"); break;
case FF:
ga_concat(gap, "\\f"); break;
case NL:
ga_concat(gap, "\\n"); break;
case TAB:
ga_concat(gap, "\\t"); break;
case CAR:
ga_concat(gap, "\\r"); break;
case '\\':
ga_concat(gap, "\\\\"); break;
default:
if (*p < ' ' || *p == 0x7f) {
vim_snprintf((char *)buf, NUMBUFLEN, "\\x%02x", *p);
ga_concat(gap, (char *)buf);
} else {
ga_append(gap, (char)(*p));
}
break;
}
}
}
/// Append "str" to "gap", escaping unprintable characters.
/// Changes NL to \n, CR to \r, etc.
static void ga_concat_shorten_esc(garray_T *gap, const char_u *str)
FUNC_ATTR_NONNULL_ARG(1)
{
char_u buf[NUMBUFLEN];
if (str == NULL) {
ga_concat(gap, "NULL");
return;
}
for (const char_u *p = str; *p != NUL; p++) {
int same_len = 1;
const char_u *s = p;
const int c = mb_ptr2char_adv(&s);
const int clen = (int)(s - p);
while (*s != NUL && c == utf_ptr2char((char *)s)) {
same_len++;
s += clen;
}
if (same_len > 20) {
ga_concat(gap, "\\[");
ga_concat_esc(gap, p, clen);
ga_concat(gap, " occurs ");
vim_snprintf((char *)buf, NUMBUFLEN, "%d", same_len);
ga_concat(gap, (char *)buf);
ga_concat(gap, " times]");
p = s - 1;
} else {
ga_concat_esc(gap, p, clen);
}
}
}
/// Fill "gap" with information about an assert error.
static void fill_assert_error(garray_T *gap, typval_T *opt_msg_tv, char_u *exp_str,
typval_T *exp_tv_arg, typval_T *got_tv_arg, assert_type_T atype)
{
char_u *tofree;
typval_T *exp_tv = exp_tv_arg;
typval_T *got_tv = got_tv_arg;
bool did_copy = false;
int omitted = 0;
if (opt_msg_tv->v_type != VAR_UNKNOWN
&& !(opt_msg_tv->v_type == VAR_STRING
&& (opt_msg_tv->vval.v_string == NULL
|| *opt_msg_tv->vval.v_string == NUL))) {
tofree = (char_u *)encode_tv2echo(opt_msg_tv, NULL);
ga_concat(gap, (char *)tofree);
xfree(tofree);
ga_concat(gap, ": ");
}
if (atype == ASSERT_MATCH || atype == ASSERT_NOTMATCH) {
ga_concat(gap, "Pattern ");
} else if (atype == ASSERT_NOTEQUAL) {
ga_concat(gap, "Expected not equal to ");
} else {
ga_concat(gap, "Expected ");
}
if (exp_str == NULL) {
// When comparing dictionaries, drop the items that are equal, so that
// it's a lot easier to see what differs.
if (atype != ASSERT_NOTEQUAL
&& exp_tv->v_type == VAR_DICT && got_tv->v_type == VAR_DICT
&& exp_tv->vval.v_dict != NULL && got_tv->vval.v_dict != NULL) {
dict_T *exp_d = exp_tv->vval.v_dict;
dict_T *got_d = got_tv->vval.v_dict;
did_copy = true;
exp_tv->vval.v_dict = tv_dict_alloc();
got_tv->vval.v_dict = tv_dict_alloc();
int todo = (int)exp_d->dv_hashtab.ht_used;
for (const hashitem_T *hi = exp_d->dv_hashtab.ht_array; todo > 0; hi++) {
if (!HASHITEM_EMPTY(hi)) {
dictitem_T *item2 = tv_dict_find(got_d, (const char *)hi->hi_key, -1);
if (item2 == NULL
|| !tv_equal(&TV_DICT_HI2DI(hi)->di_tv, &item2->di_tv, false, false)) {
// item of exp_d not present in got_d or values differ.
const size_t key_len = strlen(hi->hi_key);
tv_dict_add_tv(exp_tv->vval.v_dict, (const char *)hi->hi_key, key_len,
&TV_DICT_HI2DI(hi)->di_tv);
if (item2 != NULL) {
tv_dict_add_tv(got_tv->vval.v_dict, (const char *)hi->hi_key, key_len,
&item2->di_tv);
}
} else {
omitted++;
}
todo--;
}
}
// Add items only present in got_d.
todo = (int)got_d->dv_hashtab.ht_used;
for (const hashitem_T *hi = got_d->dv_hashtab.ht_array; todo > 0; hi++) {
if (!HASHITEM_EMPTY(hi)) {
dictitem_T *item2 = tv_dict_find(exp_d, (const char *)hi->hi_key, -1);
if (item2 == NULL) {
// item of got_d not present in exp_d
const size_t key_len = strlen(hi->hi_key);
tv_dict_add_tv(got_tv->vval.v_dict, (const char *)hi->hi_key, key_len,
&TV_DICT_HI2DI(hi)->di_tv);
}
todo--;
}
}
}
tofree = (char_u *)encode_tv2string(exp_tv, NULL);
ga_concat_shorten_esc(gap, tofree);
xfree(tofree);
} else {
ga_concat_shorten_esc(gap, exp_str);
}
if (atype != ASSERT_NOTEQUAL) {
if (atype == ASSERT_MATCH) {
ga_concat(gap, " does not match ");
} else if (atype == ASSERT_NOTMATCH) {
ga_concat(gap, " does match ");
} else {
ga_concat(gap, " but got ");
}
tofree = (char_u *)encode_tv2string(got_tv, NULL);
ga_concat_shorten_esc(gap, tofree);
xfree(tofree);
if (omitted != 0) {
char buf[100];
vim_snprintf(buf, sizeof(buf), " - %d equal item%s omitted", omitted,
omitted == 1 ? "" : "s");
ga_concat(gap, buf);
}
}
if (did_copy) {
tv_clear(exp_tv);
tv_clear(got_tv);
}
}
static int assert_equal_common(typval_T *argvars, assert_type_T atype)
FUNC_ATTR_NONNULL_ALL
{
garray_T ga;
if (tv_equal(&argvars[0], &argvars[1], false, false)
!= (atype == ASSERT_EQUAL)) {
prepare_assert_error(&ga);
fill_assert_error(&ga, &argvars[2], NULL,
&argvars[0], &argvars[1], atype);
assert_error(&ga);
ga_clear(&ga);
return 1;
}
return 0;
}
static int assert_match_common(typval_T *argvars, assert_type_T atype)
FUNC_ATTR_NONNULL_ALL
{
char buf1[NUMBUFLEN];
char buf2[NUMBUFLEN];
const int called_emsg_before = called_emsg;
const char *const pat = tv_get_string_buf_chk(&argvars[0], buf1);
const char *const text = tv_get_string_buf_chk(&argvars[1], buf2);
if (called_emsg == called_emsg_before
&& pattern_match(pat, text, false) != (atype == ASSERT_MATCH)) {
garray_T ga;
prepare_assert_error(&ga);
fill_assert_error(&ga, &argvars[2], NULL, &argvars[0], &argvars[1], atype);
assert_error(&ga);
ga_clear(&ga);
return 1;
}
return 0;
}
/// Common for assert_true() and assert_false().
static int assert_bool(typval_T *argvars, bool is_true)
FUNC_ATTR_NONNULL_ALL
{
bool error = false;
garray_T ga;
if ((argvars[0].v_type != VAR_NUMBER
|| (tv_get_number_chk(&argvars[0], &error) == 0) == is_true
|| error)
&& (argvars[0].v_type != VAR_BOOL
|| (argvars[0].vval.v_bool
!= (BoolVarValue)(is_true
? kBoolVarTrue
: kBoolVarFalse)))) {
prepare_assert_error(&ga);
fill_assert_error(&ga, &argvars[1],
(char_u *)(is_true ? "True" : "False"),
NULL, &argvars[0], ASSERT_OTHER);
assert_error(&ga);
ga_clear(&ga);
return 1;
}
return 0;
}
static void assert_append_cmd_or_arg(garray_T *gap, typval_T *argvars, const char *cmd)
FUNC_ATTR_NONNULL_ALL
{
if (argvars[1].v_type != VAR_UNKNOWN && argvars[2].v_type != VAR_UNKNOWN) {
char *const tofree = encode_tv2echo(&argvars[2], NULL);
ga_concat(gap, tofree);
xfree(tofree);
} else {
ga_concat(gap, cmd);
}
}
static int assert_beeps(typval_T *argvars, bool no_beep)
FUNC_ATTR_NONNULL_ALL
{
const char *const cmd = tv_get_string_chk(&argvars[0]);
int ret = 0;
called_vim_beep = false;
suppress_errthrow = true;
emsg_silent = false;
do_cmdline_cmd(cmd);
if (no_beep ? called_vim_beep : !called_vim_beep) {
garray_T ga;
prepare_assert_error(&ga);
if (no_beep) {
ga_concat(&ga, "command did beep: ");
} else {
ga_concat(&ga, "command did not beep: ");
}
ga_concat(&ga, cmd);
assert_error(&ga);
ga_clear(&ga);
ret = 1;
}
suppress_errthrow = false;
emsg_on_display = false;
return ret;
}
/// "assert_beeps(cmd [, error])" function
void f_assert_beeps(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{
rettv->vval.v_number = assert_beeps(argvars, false);
}
/// "assert_nobeep(cmd [, error])" function
void f_assert_nobeep(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{
rettv->vval.v_number = assert_beeps(argvars, true);
}
/// "assert_equal(expected, actual[, msg])" function
void f_assert_equal(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{
rettv->vval.v_number = assert_equal_common(argvars, ASSERT_EQUAL);
}
static int assert_equalfile(typval_T *argvars)
FUNC_ATTR_NONNULL_ALL
{
char buf1[NUMBUFLEN];
char buf2[NUMBUFLEN];
const int called_emsg_before = called_emsg;
const char *const fname1 = tv_get_string_buf_chk(&argvars[0], buf1);
const char *const fname2 = tv_get_string_buf_chk(&argvars[1], buf2);
garray_T ga;
if (called_emsg > called_emsg_before) {
return 0;
}
IObuff[0] = NUL;
FILE *const fd1 = os_fopen(fname1, READBIN);
char line1[200];
char line2[200];
ptrdiff_t lineidx = 0;
if (fd1 == NULL) {
snprintf(IObuff, IOSIZE, (char *)e_notread, fname1);
} else {
FILE *const fd2 = os_fopen(fname2, READBIN);
if (fd2 == NULL) {
fclose(fd1);
snprintf(IObuff, IOSIZE, (char *)e_notread, fname2);
} else {
int64_t linecount = 1;
for (int64_t count = 0;; count++) {
const int c1 = fgetc(fd1);
const int c2 = fgetc(fd2);
if (c1 == EOF) {
if (c2 != EOF) {
STRCPY(IObuff, "first file is shorter");
}
break;
} else if (c2 == EOF) {
STRCPY(IObuff, "second file is shorter");
break;
} else {
line1[lineidx] = (char)c1;
line2[lineidx] = (char)c2;
lineidx++;
if (c1 != c2) {
snprintf(IObuff, IOSIZE,
"difference at byte %" PRId64 ", line %" PRId64,
count, linecount);
break;
}
}
if (c1 == NL) {
linecount++;
lineidx = 0;
} else if (lineidx + 2 == (ptrdiff_t)sizeof(line1)) {
memmove(line1, line1 + 100, (size_t)(lineidx - 100));
memmove(line2, line2 + 100, (size_t)(lineidx - 100));
lineidx -= 100;
}
}
fclose(fd1);
fclose(fd2);
}
}
if (IObuff[0] != NUL) {
prepare_assert_error(&ga);
if (argvars[2].v_type != VAR_UNKNOWN) {
char *const tofree = encode_tv2echo(&argvars[2], NULL);
ga_concat(&ga, tofree);
xfree(tofree);
ga_concat(&ga, ": ");
}
ga_concat(&ga, IObuff);
if (lineidx > 0) {
line1[lineidx] = NUL;
line2[lineidx] = NUL;
ga_concat(&ga, " after \"");
ga_concat(&ga, line1);
if (strcmp(line1, line2) != 0) {
ga_concat(&ga, "\" vs \"");
ga_concat(&ga, line2);
}
ga_concat(&ga, "\"");
}
assert_error(&ga);
ga_clear(&ga);
return 1;
}
return 0;
}
/// "assert_equalfile(fname-one, fname-two[, msg])" function
void f_assert_equalfile(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{
rettv->vval.v_number = assert_equalfile(argvars);
}
/// "assert_notequal(expected, actual[, msg])" function
void f_assert_notequal(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{
rettv->vval.v_number = assert_equal_common(argvars, ASSERT_NOTEQUAL);
}
/// "assert_exception(string[, msg])" function
void f_assert_exception(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{
garray_T ga;
const char *const error = tv_get_string_chk(&argvars[0]);
if (*get_vim_var_str(VV_EXCEPTION) == NUL) {
prepare_assert_error(&ga);
ga_concat(&ga, "v:exception is not set");
assert_error(&ga);
ga_clear(&ga);
rettv->vval.v_number = 1;
} else if (error != NULL
&& strstr(get_vim_var_str(VV_EXCEPTION), error) == NULL) {
prepare_assert_error(&ga);
fill_assert_error(&ga, &argvars[1], NULL, &argvars[0],
get_vim_var_tv(VV_EXCEPTION), ASSERT_OTHER);
assert_error(&ga);
ga_clear(&ga);
rettv->vval.v_number = 1;
}
}
/// "assert_fails(cmd [, error [, msg]])" function
void f_assert_fails(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{
const char *const cmd = tv_get_string_chk(&argvars[0]);
garray_T ga;
int save_trylevel = trylevel;
const int called_emsg_before = called_emsg;
char *wrong_arg_msg = NULL;
// trylevel must be zero for a ":throw" command to be considered failed
trylevel = 0;
suppress_errthrow = true;
in_assert_fails = true;
no_wait_return++;
do_cmdline_cmd(cmd);
if (called_emsg == called_emsg_before) {
prepare_assert_error(&ga);
ga_concat(&ga, "command did not fail: ");
assert_append_cmd_or_arg(&ga, argvars, cmd);
assert_error(&ga);
ga_clear(&ga);
rettv->vval.v_number = 1;
} else if (argvars[1].v_type != VAR_UNKNOWN) {
char buf[NUMBUFLEN];
const char *expected;
bool error_found = false;
int error_found_index = 1;
char *actual = emsg_assert_fails_msg == NULL ? "[unknown]" : emsg_assert_fails_msg;
if (argvars[1].v_type == VAR_STRING) {
expected = tv_get_string_buf_chk(&argvars[1], buf);
error_found = expected == NULL || strstr(actual, expected) == NULL;
} else if (argvars[1].v_type == VAR_LIST) {
const list_T *const list = argvars[1].vval.v_list;
if (list == NULL || tv_list_len(list) < 1 || tv_list_len(list) > 2) {
wrong_arg_msg = e_assert_fails_second_arg;
goto theend;
}
const typval_T *tv = TV_LIST_ITEM_TV(tv_list_first(list));
expected = tv_get_string_buf_chk(tv, buf);
if (!pattern_match(expected, actual, false)) {
error_found = true;
} else if (tv_list_len(list) == 2) {
tv = TV_LIST_ITEM_TV(tv_list_last(list));
actual = get_vim_var_str(VV_ERRMSG);
expected = tv_get_string_buf_chk(tv, buf);
if (!pattern_match(expected, actual, false)) {
error_found = true;
}
}
} else {
wrong_arg_msg = e_assert_fails_second_arg;
goto theend;
}
if (!error_found && argvars[2].v_type != VAR_UNKNOWN
&& argvars[3].v_type != VAR_UNKNOWN) {
if (argvars[3].v_type != VAR_NUMBER) {
wrong_arg_msg = e_assert_fails_fourth_argument;
goto theend;
} else if (argvars[3].vval.v_number >= 0
&& argvars[3].vval.v_number != emsg_assert_fails_lnum) {
error_found = true;
error_found_index = 3;
}
if (!error_found && argvars[4].v_type != VAR_UNKNOWN) {
if (argvars[4].v_type != VAR_STRING) {
wrong_arg_msg = e_assert_fails_fifth_argument;
goto theend;
} else if (argvars[4].vval.v_string != NULL
&& !pattern_match(argvars[4].vval.v_string,
emsg_assert_fails_context, false)) {
error_found = true;
error_found_index = 4;
}
}
}
if (error_found) {
typval_T actual_tv;
prepare_assert_error(&ga);
if (error_found_index == 3) {
actual_tv.v_type = VAR_NUMBER;
actual_tv.vval.v_number = emsg_assert_fails_lnum;
} else if (error_found_index == 4) {
actual_tv.v_type = VAR_STRING;
actual_tv.vval.v_string = emsg_assert_fails_context;
} else {
actual_tv.v_type = VAR_STRING;
actual_tv.vval.v_string = actual;
}
fill_assert_error(&ga, &argvars[2], NULL,
&argvars[error_found_index], &actual_tv, ASSERT_OTHER);
ga_concat(&ga, ": ");
assert_append_cmd_or_arg(&ga, argvars, cmd);
assert_error(&ga);
ga_clear(&ga);
rettv->vval.v_number = 1;
}
}
theend:
trylevel = save_trylevel;
suppress_errthrow = false;
in_assert_fails = false;
did_emsg = false;
got_int = false;
msg_col = 0;
no_wait_return--;
need_wait_return = false;
emsg_on_display = false;
msg_reset_scroll();
lines_left = Rows;
XFREE_CLEAR(emsg_assert_fails_msg);
set_vim_var_string(VV_ERRMSG, NULL, 0);
if (wrong_arg_msg != NULL) {
emsg(_(wrong_arg_msg));
}
}
// "assert_false(actual[, msg])" function
void f_assert_false(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{
rettv->vval.v_number = assert_bool(argvars, false);
}
static int assert_inrange(typval_T *argvars)
FUNC_ATTR_NONNULL_ALL
{
bool error = false;
if (argvars[0].v_type == VAR_FLOAT
|| argvars[1].v_type == VAR_FLOAT
|| argvars[2].v_type == VAR_FLOAT) {
const float_T flower = tv_get_float(&argvars[0]);
const float_T fupper = tv_get_float(&argvars[1]);
const float_T factual = tv_get_float(&argvars[2]);
if (factual < flower || factual > fupper) {
garray_T ga;
prepare_assert_error(&ga);
if (argvars[3].v_type != VAR_UNKNOWN) {
char_u *const tofree = (char_u *)encode_tv2string(&argvars[3], NULL);
ga_concat(&ga, (char *)tofree);
xfree(tofree);
} else {
char msg[80];
vim_snprintf(msg, sizeof(msg), "Expected range %g - %g, but got %g",
flower, fupper, factual);
ga_concat(&ga, msg);
}
assert_error(&ga);
ga_clear(&ga);
return 1;
}
} else {
const varnumber_T lower = tv_get_number_chk(&argvars[0], &error);
const varnumber_T upper = tv_get_number_chk(&argvars[1], &error);
const varnumber_T actual = tv_get_number_chk(&argvars[2], &error);
if (error) {
return 0;
}
if (actual < lower || actual > upper) {
garray_T ga;
prepare_assert_error(&ga);
char msg[55];
vim_snprintf(msg, sizeof(msg),
"range %" PRIdVARNUMBER " - %" PRIdVARNUMBER ",",
lower, upper); // -V576
fill_assert_error(&ga, &argvars[3], (char_u *)msg, NULL, &argvars[2],
ASSERT_INRANGE);
assert_error(&ga);
ga_clear(&ga);
return 1;
}
}
return 0;
}
/// "assert_inrange(lower, upper[, msg])" function
void f_assert_inrange(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{
rettv->vval.v_number = assert_inrange(argvars);
}
/// "assert_match(pattern, actual[, msg])" function
void f_assert_match(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{
rettv->vval.v_number = assert_match_common(argvars, ASSERT_MATCH);
}
/// "assert_notmatch(pattern, actual[, msg])" function
void f_assert_notmatch(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{
rettv->vval.v_number = assert_match_common(argvars, ASSERT_NOTMATCH);
}
/// "assert_report(msg)" function
void f_assert_report(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{
garray_T ga;
prepare_assert_error(&ga);
ga_concat(&ga, tv_get_string(&argvars[0]));
assert_error(&ga);
ga_clear(&ga);
rettv->vval.v_number = 1;
}
/// "assert_true(actual[, msg])" function
void f_assert_true(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{
rettv->vval.v_number = assert_bool(argvars, true);
}
/// "test_garbagecollect_now()" function
void f_test_garbagecollect_now(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
{
// This is dangerous, any Lists and Dicts used internally may be freed
// while still in use.
if (!get_vim_var_nr(VV_TESTING)) {
emsg(_(e_calling_test_garbagecollect_now_while_v_testing_is_not_set));
} else {
garbage_collect(true);
}
}
/// "test_write_list_log()" function
void f_test_write_list_log(typval_T *const argvars, typval_T *const rettv, EvalFuncData fptr)
{
const char *const fname = tv_get_string_chk(&argvars[0]);
if (fname == NULL) {
return;
}
list_write_log(fname);
}
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