3 * Test the test-vector framework
5 * (c) 2023 Straylight/Edgeware
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28 /*----- Header files ------------------------------------------------------*/
33 #include <sys/select.h>
36 /*----- Register definitions ----------------------------------------------*/
38 static const struct tvec_iassoc ienum_assocs[] = {
45 static const struct tvec_uassoc uenum_assocs[] = {
52 static const struct tvec_fassoc fenum_assocs[] = {
53 { "e", 2.718281828459045 },
54 { "pi", 3.141592653589793 },
55 { "tau", 6.283185307179586 },
59 static const struct tvec_passoc penum_assocs[] = {
60 { "alice", &uenum_assocs[0] },
61 { "bob", &uenum_assocs[1] },
62 { "carol", &uenum_assocs[2] },
66 #if __STDC_VERSION__x >= 199901
72 static const struct tvec_floatinfo fenum_fltinfo =
73 { TVFF_ABSDELTA, -10, +10, 1e-3 };
75 #define DEFENUM(tag, ty, slot) \
76 static const struct tvec_##slot##enuminfo slot##enum_info = \
77 { slot##enum_NAME, slot##enum_assocs slot##enum_ARGS };
78 #define ienum_NAME "order"
79 #define ienum_ARGS , &tvrange_i16
80 #define uenum_NAME "fruit"
81 #define uenum_ARGS , &tvrange_u16
82 #define fenum_NAME "const"
83 #define fenum_ARGS , &fenum_fltinfo
84 #define penum_NAME "actor"
86 TVEC_MISCSLOTS(DEFENUM)
89 static const struct tvec_flag attr_flags[] = {
90 { "black-fg", 0x07, 0x00 },
91 { "blue-fg", 0x07, 0x01 },
92 { "red-fg", 0x07, 0x02 },
93 { "magenta-fg", 0x07, 0x03 },
94 { "green-fg", 0x07, 0x04 },
95 { "cyan-fg", 0x07, 0x05 },
96 { "yellow-fg", 0x07, 0x06 },
97 { "white-fg", 0x07, 0x07 },
99 { "black-bg", 0x38, 0x00 },
100 { "blue-bg", 0x38, 0x08 },
101 { "red-bg", 0x38, 0x10 },
102 { "magenta-bg", 0x38, 0x18 },
103 { "green-bg", 0x38, 0x20 },
104 { "cyan-bg", 0x38, 0x28 },
105 { "yellow-bg", 0x38, 0x30 },
106 { "white-bg", 0x38, 0x38 },
108 { "normal", 0xc0, 0x00 },
109 { "bright", 0x40, 0x40 },
110 { "flash", 0x80, 0x80 },
115 static const struct tvec_flaginfo attr_info =
116 { "attr", attr_flags, &tvrange_u16 };
118 static const struct tvec_floatinfo fltish_info =
119 { TVFF_RELDELTA, -1.0, +1.0, 1e-6 };
121 static const struct tvec_urange range_32 = { 0, 31 };
123 #define TYPEREGS(_) \
124 _(int, RI, int, p, &tvrange_i16) \
125 _(uint, RU, uint, p, &tvrange_u16) \
126 _(float, RFP, float, p, 0) \
127 _(fltish, RFISH, float, p, &fltish_info) \
128 _(char, RCH, char, p, 0) \
129 _(ienum, RIE, ienum, p, &ienum_info) \
130 _(uenum, RUE, uenum, p, &uenum_info) \
131 _(fenum, RFE, fenum, p, &fenum_info) \
132 _(penum, RPE, penum, p, &penum_info) \
133 _(flags, RF, flags, p, &attr_info) \
134 _(text, RTXT, text, p, &range_32) \
135 _(bytes, RBY, bytes, p, &tvrange_byte) \
136 _(buffer, RBUF, buffer, p, 0)
139 /* Output registers, one for each register type. */
140 #define DEFREG(name, i, ty, argslot, argval) i,
146 RRC = NTY, /* return code from deserialize */
147 RSEROUT, /* serialized output */
151 /* Alternative outputs. */
152 RVOUT = 0, /* output/copy value */
153 RLEFT, /* size data remaining in input */
155 /* Additional inputs. */
156 RSAB = NROUT, /* which register to sabotage */
157 RV, /* input value */
158 RSER, /* serialized input */
163 /*----- Common execution environment --------------------------------------*/
165 struct test_context {
166 struct tvec_state *tv;
171 static void common_setup(struct tvec_state *tv,
172 const struct tvec_env *env, void *pctx, void *ctx)
174 struct test_context *tctx = ctx;
180 static int common_setvar(struct tvec_state *tv, const char *var,
181 const union tvec_regval *rv, void *ctx)
183 struct test_context *tctx = ctx;
185 if (STRCMP(var, ==, "@show")) {
186 if (rv->i) tctx->f |= SF_SHOW;
187 } else assert(!"unknown var");
191 static const struct tvec_vardef show_var =
192 { sizeof(struct tvec_reg), common_setvar,
193 { "@show", -1, &tvty_ienum, 0, { &tvenum_bool } } };
195 static const struct tvec_vardef *common_findvar
196 (struct tvec_state *tv, const char *var, void **ctx_out, void *ctx)
198 if (STRCMP(var, ==, "@show")) { *ctx_out = ctx; return (&show_var); }
202 static void common_run(struct tvec_state *tv, tvec_testfn *fn, void *ctx)
204 struct test_context *tctx = ctx;
205 unsigned f = tctx->f;
207 fn(tv->in, tv->out, tctx);
208 if (tvec_checkregs(tv)) { tvec_fail(tv, 0); f |= SF_SHOW; }
209 if (f&SF_SHOW) tvec_mismatch(tv, TVMF_IN | TVMF_OUT);
212 static void common_after(struct tvec_state *tv, void *ctx)
213 { struct test_context *tctx = ctx; tctx->f = 0; }
215 static const struct tvec_env common_testenv = {
216 sizeof(struct test_context),
217 common_setup, common_findvar,
218 0, common_run, common_after,
222 /*----- Single-type copy tests --------------------------------------------*/
224 static void test_copy_simple
225 (const struct tvec_reg *in, struct tvec_reg *out, void *ctx)
228 static void test_copy_text
229 (const struct tvec_reg *in, struct tvec_reg *out, void *ctx)
231 tvec_alloctext(&out->v, in->v.text.sz);
232 memcpy(out->v.text.p, in->v.text.p, in->v.text.sz);
235 static void test_copy_bytes
236 (const struct tvec_reg *in, struct tvec_reg *out, void *ctx)
238 tvec_allocbytes(&out->v, in->v.bytes.sz);
239 memcpy(out->v.bytes.p, in->v.bytes.p, in->v.bytes.sz);
242 #define test_copy_int test_copy_simple
243 #define test_copy_uint test_copy_simple
244 #define test_copy_ienum test_copy_simple
245 #define test_copy_uenum test_copy_simple
246 #define test_copy_fenum test_copy_simple
247 #define test_copy_penum test_copy_simple
248 #define test_copy_char test_copy_simple
249 #define test_copy_flags test_copy_simple
250 #define test_copy_float test_copy_simple
251 #define test_copy_fltish test_copy_simple
252 #define test_copy_buffer test_copy_bytes
254 #define COPYREG(name, i, ty, argslot, argval) \
255 static DSGINIT(const) struct tvec_regdef name##_copyregs[] = { \
256 { #name, RVOUT, &tvty_##ty, 0, DSGINIT({ .argslot = argval }) }, \
262 /*----- Single-type serialization tests -----------------------------------*/
264 static void setup_regdef(struct tvec_regdef *rd, unsigned i,
265 struct tvec_state *tv)
267 const struct tvec_regdef *r;
269 for (r = tv->test->regs; r->name; r++) if (r->i == i) goto found;
270 tvec_error(tv, "internel: register definition not found"); exit(2);
272 rd[0] = *r; rd[1].name = 0;
275 static void test_single_serialize
276 (const struct tvec_reg *in, struct tvec_reg *out, void *ctx)
278 struct test_context *tctx = ctx;
279 struct tvec_state *tv = tctx->tv;
280 struct tvec_regdef rd[2];
284 setup_regdef(rd, RV, tv);
285 rc = tvec_serialize(tv->in, DBUF_BUF(&b), rd, NREG,
286 sizeof(struct tvec_reg));
289 out[RSEROUT].f &= ~TVRF_LIVE;
291 tvec_allocbytes(&out[RSEROUT].v, BLEN(DBUF_BUF(&b)));
292 memcpy(out[RSEROUT].v.bytes.p, BBASE(DBUF_BUF(&b)), BLEN(DBUF_BUF(&b)));
296 static void test_single_deserialize
297 (const struct tvec_reg *in, struct tvec_reg *out, void *ctx)
299 struct test_context *tctx = ctx;
300 struct tvec_state *tv = tctx->tv;
301 struct tvec_regdef rd[2];
305 setup_regdef(rd, RV, tv);
306 buf_init(&b, in[RSER].v.bytes.p, in[RSER].v.bytes.sz);
307 rc = tvec_deserialize(tv->out, &b, rd, NREG, sizeof(struct tvec_reg));
309 if (rc) out[RVOUT].f &= ~TVRF_LIVE;
312 #define SERREG(name, i, ty, argslot, argval) \
313 static DSGINIT(const) struct tvec_regdef name##_serregs[] = { \
314 { #name, RV, &tvty_##ty, 0, DSGINIT({ .argslot = argval }) }, \
315 { "buf", RSEROUT, &tvty_bytes }, \
316 { "rc", RRC, &tvty_int, TVRF_OPT, { &tvrange_int } }, \
319 static DSGINIT(const) struct tvec_regdef name##_deserregs[] = { \
320 { "buf", RSER, &tvty_bytes }, \
321 { #name, RVOUT, &tvty_##ty, 0, DSGINIT({ .argslot = argval }) }, \
322 { "left", RLEFT, &tvty_uint, TVRF_OPT, { &tvrange_size } }, \
323 { "rc", RRC, &tvty_int, TVRF_OPT, { &tvrange_int } }, \
329 static void before_single_serialize(struct tvec_state *tv, void *ctx)
331 if (!(tv->in[RRC].f&TVRF_LIVE)) {
332 tv->in[RRC].v.i = 0; tv->in[RRC].f |= TVRF_LIVE;
333 tv->out[RRC].f |= TVRF_LIVE;
337 static void before_single_deserialize(struct tvec_state *tv, void *ctx)
339 if (!(tv->in[RRC].f&TVRF_LIVE)) {
340 tv->in[RRC].v.i = 0; tv->in[RRC].f |= TVRF_LIVE;
341 tv->out[RRC].f |= TVRF_LIVE;
343 if (!(tv->in[RLEFT].f&TVRF_LIVE)) {
344 tv->in[RLEFT].v.u = 0; tv->in[RLEFT].f |= TVRF_LIVE;
345 tv->out[RLEFT].f |= TVRF_LIVE;
349 static const struct tvec_env single_serialize_testenv = {
350 sizeof(struct test_context),
351 common_setup, common_findvar,
352 before_single_serialize, common_run, common_after,
354 }, single_deserialize_testenv = {
355 sizeof(struct test_context),
356 common_setup, common_findvar,
357 before_single_deserialize, common_run, common_after,
361 /*----- Multi-type serialization test -------------------------------------*/
363 static void test_multi_serialize
364 (const struct tvec_reg *in, struct tvec_reg *out, void *ctx)
366 struct test_context *tctx = ctx;
367 struct tvec_state *tv = tctx->tv;
368 const struct tvec_regdef *rd;
369 union tvec_regval *rv;
372 if (tvec_serialize(tv->in, DBUF_BUF(&b), tv->test->regs,
373 NTY, sizeof(struct tvec_reg)))
374 { out[RRC].v.i = -1; goto end; }
375 tvec_allocbytes(&out[RSEROUT].v, DBLEN(&b));
376 memcpy(out[RSEROUT].v.bytes.p, DBBASE(&b), DBLEN(&b));
377 out[RSEROUT].f |= TVRF_LIVE;
378 buf_flip(DBUF_BUF(&b));
380 if (tvec_deserialize(tv->out, DBUF_BUF(&b), tv->test->regs,
381 NTY, sizeof(struct tvec_reg)))
382 { out[RRC].v.i = -2; goto end; }
384 { out[RRC].v.i = -3; goto end; }
386 if ((in[RSAB].f&TVRF_LIVE) && in[RSAB].v.i >= 0) {
387 rd = &tv->test->regs[in[RSAB].v.i]; rv = &out[in[RSAB].v.i].v;
388 if (rd->ty == &tvty_int || rd->ty == &tvty_ienum)
390 else if (rd->ty == &tvty_uint ||
391 rd->ty == &tvty_flags || rd->ty == &tvty_uenum)
393 else if (rd->ty == &tvty_float || rd->ty == &tvty_fenum) {
394 if (rv->f == rv->f) rv->f = -rv->f;
396 } else if (rd->ty == &tvty_penum)
399 : (/*unconst*/ void *)
400 ((const struct tvec_penuminfo *)rd->arg.p)->av[0].p;
401 else if (rd->ty == &tvty_text)
402 { if (rv->text.sz) rv->text.p[0] ^= 1; }
403 else if (rd->ty == &tvty_bytes)
404 { if (rv->bytes.sz) rv->bytes.p[0] ^= 1; }
412 static const struct tvec_iassoc reg_assocs[] = {
414 #define DEFASSOC(name, i, ty, argslot, argval) { #name, i },
419 static const struct tvec_ienuminfo reg_enum = { "reg", reg_assocs, 0 };
421 static DSGINIT(const) struct tvec_regdef multi_serialize_regs[] = {
422 #define DEFREG(name, i, ty, argslot, argval) \
423 { #name, i, &tvty_##ty, TVRF_OPT, \
424 DSGINIT({ .argslot = argval }) },
428 { "rc", RRC, &tvty_int, TVRF_OPT, { &tvrange_int } },
429 { "serialized", RSEROUT, &tvty_bytes, TVRF_OPT },
430 { "sabotage", RSAB, &tvty_ienum, TVRF_OPT, { ®_enum } },
435 static void before_multi_serialize(struct tvec_state *tv, void *ctx)
437 if (!(tv->in[RRC].f&TVRF_LIVE)) {
438 tv->in[RRC].v.i = 0; tv->in[RRC].f |= TVRF_LIVE;
439 tv->out[RRC].f |= TVRF_LIVE;
443 static const struct tvec_env multi_serialize_testenv = {
444 sizeof(struct test_context),
445 common_setup, common_findvar,
446 before_multi_serialize, common_run, common_after,
450 /*----- Crash test --------------------------------------------------------*/
452 static void test_crash(const struct tvec_reg *in, struct tvec_reg *out,
455 out[RVOUT].v.u = in[RV].v.u;
456 if (in[RSAB].v.i) abort();
459 static const struct tvec_remotefork crash_testenv =
460 { TVEC_REMOTEFORK(0, 0) };
462 static const struct tvec_regdef crash_regs[] = {
463 { "crash", RSAB, &tvty_ienum, 0, { &tvenum_bool } },
464 { "x", RV, &tvty_uint, 0, { &tvrange_uint } },
465 { "z", RVOUT, &tvty_uint, 0, { &tvrange_uint } },
469 /*----- Sleep test --------------------------------------------------------*/
471 static void test_sleep(const struct tvec_reg *in, struct tvec_reg *out,
474 struct timeval now, when, tv;
477 rc = gettimeofday(&now, 0); assert(!rc);
478 tv.tv_sec = in[RV].v.f; tv.tv_usec = 1e6*(in[RV].v.f - tv.tv_sec);
480 TV_ADD(&when, &now, &tv);
482 rc = select(0, 0, 0, 0, &tv); assert(!rc);
483 rc = gettimeofday(&now, 0); assert(!rc);
484 if (TV_CMP(&now, >=, &when)) break;
485 TV_SUB(&tv, &when, &now);
487 out[RVOUT].v.f = in[RV].v.f;
490 static const struct tvec_timeoutenv sleep_subenv =
491 { TVEC_TIMEOUTINIT(ITIMER_REAL, 0.25) };
492 static const struct tvec_remotefork sleep_testenv =
493 { TVEC_REMOTEFORK(&sleep_subenv._env, 0) };
495 static const struct tvec_regdef sleep_regs[] = {
496 { "time", RV, &tvty_float, 0, { &tvflt_nonneg } },
497 { "z", RVOUT, &tvty_float, 0, { &tvflt_nonneg } },
501 /*----- Front end ---------------------------------------------------------*/
503 static const struct tvec_test tests[] = {
504 { "multi", multi_serialize_regs, &multi_serialize_testenv,
505 test_multi_serialize },
507 #define DEFSINGLE(name, i, ty, argslot, argval) \
508 { "copy-" #name, name##_copyregs, &common_testenv, test_copy_##name }, \
509 { "serialize-" #name, name##_serregs, &single_serialize_testenv, \
510 test_single_serialize }, \
511 { "deserialize-" #name, name##_deserregs, &single_deserialize_testenv, \
512 test_single_deserialize },
516 { "crash", crash_regs, &crash_testenv._env, test_crash },
517 { "sleep", sleep_regs, &sleep_testenv._env, test_sleep },
522 static const struct tvec_config testconfig = {
524 NROUT, NREG, sizeof(struct tvec_reg)
527 int main(int argc, char *argv[])
529 #if __STDC_VERSION__x < 199901
530 # define POKE(name, i, ty, argslot, argval) \
531 multi_serialize_regs[i].arg.argslot = argval; \
532 name##_copyregs->arg.argslot = argval; \
533 name##_serregs->arg.argslot = argval; \
534 name##_deserregs->arg.argslot = argval;
538 return (tvec_main(argc, argv, &testconfig, 0));
541 /*----- That's all, folks -------------------------------------------------*/