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#if !defined(BRKTYPE) || !defined(BRKTYPE_LONG)
# error "BRKTYPE and BRKTYPE_LONG must be defined"
#endif
#define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>
#include <alloc.h>
#include <dynarr.h>
#include <errors.h>
#include <macros.h>
#include <mbstring.h>
#include <rune.h>
#include <unicode/string.h>
#define TESTFILE STR(BRKTYPE) "brk.in"
#define ITERFUNC CONCAT(CONCAT(ucs, BRKTYPE), next)
#define CNTFUNC CONCAT(CONCAT(ucs, BRKTYPE), cnt)
static bool test(struct u8view, int);
int
main(int, char **argv)
{
int rv;
size_t n;
ssize_t nr;
char *line;
FILE *fp;
rv = EXIT_SUCCESS;
line = nullptr;
mlib_setprogname(argv[0]);
if ((fp = fopen(TESTFILE, "r")) == nullptr)
err("fopen: %s:", TESTFILE);
for (int id = 1; (nr = getline(&line, &n, fp)) > 0; id++) {
if (line[nr - 1] == '\n')
line[--nr] = '\0';
if (!test((struct u8view){line, (size_t)nr}, id))
rv = EXIT_FAILURE;
}
if (ferror(fp))
err("getline: %s:", TESTFILE);
free(line);
fclose(fp);
return rv;
}
bool
test(struct u8view sv, int id)
{
bool rv = true;
size_t total = 0;
arena a = mkarena(0);
struct arena_ctx ctx = {.a = &a};
typedef dynarr(char8_t) item;
dynarr(item) items = {
.alloc = alloc_arena,
.ctx = &ctx,
};
rune op;
struct u8view sv_cpy = sv;
while ((op = ucscut(nullptr, &sv_cpy, U"×÷", 2)) != MBEND) {
rune ch;
sscanf(sv_cpy.p, "%" SCNxRUNE, &ch);
char8_t buf[U8_LEN_MAX];
int w = rtoucs(buf, sizeof(buf), ch);
total += w;
if (op == U'÷')
DAPUSH(&items, ((item){.alloc = alloc_arena, .ctx = &ctx}));
DAEXTEND(&items.buf[items.len - 1], buf, w);
}
size_t off = 0;
char8_t *p = bufalloc(nullptr, 1, total);
da_foreach (items, g) {
memcpy(p + off, g->buf, g->len);
off += g->len;
}
struct u8view buf = {p, total};
/* Assert the item count is correct */
size_t items_got = CNTFUNC(buf);
if (items_got != items.len) {
warn("case %d: expected %zu %s(s) but got %zu: ‘%s’", id, items.len,
STR(BRKTYPE_LONG), items_got, sv.p);
rv = false;
goto out;
}
/* Assert the individual items are correct */
struct u8view it1, buf_cpy = buf;
for (size_t i = 0; ITERFUNC(&it1, &buf_cpy); i++) {
item it2 = items.buf[i];
if (!ucseq(it1, ((struct u8view){it2.buf, it2.len}))) {
warn("case %d: expected %s ‘%.*s’ but got ‘%.*s’", id,
STR(BRKTYPE_LONG), (int)it2.len, it2.buf, SV_PRI_ARGS(it1));
rv = false;
goto out;
}
}
out:
arena_free(&a);
free(p);
return rv;
}
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