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 _(size, RSZ, size, p, 0) \
127 _(float, RFP, float, p, 0) \
128 _(fltish, RFISH, float, p, &fltish_info) \
129 _(dur, RDUR, duration, p, 0) \
130 _(char, RCH, char, p, 0) \
131 _(ienum, RIE, ienum, p, &ienum_info) \
132 _(uenum, RUE, uenum, p, &uenum_info) \
133 _(fenum, RFE, fenum, p, &fenum_info) \
134 _(penum, RPE, penum, p, &penum_info) \
135 _(flags, RF, flags, p, &attr_info) \
136 _(text, RTXT, text, p, &range_32) \
137 _(bytes, RBY, bytes, p, &tvrange_byte) \
138 _(buffer, RBUF, buffer, p, 0)
141 /* Output registers, one for each register type. */
142 #define DEFREG(name, i, ty, argslot, argval) i,
148 RRC = NTY, /* return code from deserialize */
149 RSEROUT, /* serialized output */
153 /* Alternative outputs. */
154 RVOUT = 0, /* output/copy value */
155 RLEFT, /* size data remaining in input */
157 /* Additional inputs. */
158 RSAB = NROUT, /* which register to sabotage */
159 RV, /* input value */
160 RSER, /* serialized input */
165 /*----- Common execution environment --------------------------------------*/
167 struct test_context {
168 struct tvec_state *tv;
173 static void common_setup(struct tvec_state *tv,
174 const struct tvec_env *env, void *pctx, void *ctx)
176 struct test_context *tctx = ctx;
182 static int common_setvar(struct tvec_state *tv, const char *var,
183 const union tvec_regval *rv, void *ctx)
185 struct test_context *tctx = ctx;
187 if (STRCMP(var, ==, "@show")) {
188 if (rv->i) tctx->f |= SF_SHOW;
189 } else assert(!"unknown var");
193 static const struct tvec_vardef show_var =
194 { sizeof(struct tvec_reg), common_setvar,
195 { "@show", &tvty_ienum, -1, 0, { &tvenum_bool } } };
197 static const struct tvec_vardef *common_findvar
198 (struct tvec_state *tv, const char *var, void **ctx_out, void *ctx)
200 if (STRCMP(var, ==, "@show")) { *ctx_out = ctx; return (&show_var); }
204 static void common_run(struct tvec_state *tv, tvec_testfn *fn, void *ctx)
206 struct test_context *tctx = ctx;
207 unsigned f = tctx->f;
209 fn(tv->in, tv->out, tctx);
210 if (tvec_checkregs(tv)) { tvec_fail(tv, 0); f |= SF_SHOW; }
211 if (f&SF_SHOW) tvec_mismatch(tv, TVMF_IN | TVMF_OUT);
214 static void common_after(struct tvec_state *tv, void *ctx)
215 { struct test_context *tctx = ctx; tctx->f = 0; }
217 static const struct tvec_env common_testenv = {
218 sizeof(struct test_context),
219 common_setup, common_findvar,
220 0, common_run, common_after,
224 /*----- Single-type copy tests --------------------------------------------*/
226 static void test_copy_simple
227 (const struct tvec_reg *in, struct tvec_reg *out, void *ctx)
230 static void test_copy_text
231 (const struct tvec_reg *in, struct tvec_reg *out, void *ctx)
233 tvec_alloctext(&out->v, in->v.text.sz);
234 memcpy(out->v.text.p, in->v.text.p, in->v.text.sz);
237 static void test_copy_bytes
238 (const struct tvec_reg *in, struct tvec_reg *out, void *ctx)
240 tvec_allocbytes(&out->v, in->v.bytes.sz);
241 memcpy(out->v.bytes.p, in->v.bytes.p, in->v.bytes.sz);
244 static void test_copy_buffer
245 (const struct tvec_reg *in, struct tvec_reg *out, void *ctx)
246 { tvec_initbuffer(&out->v, &in->v, in->v.buf.sz); }
248 #define test_copy_int test_copy_simple
249 #define test_copy_uint test_copy_simple
250 #define test_copy_size test_copy_simple
251 #define test_copy_ienum test_copy_simple
252 #define test_copy_uenum test_copy_simple
253 #define test_copy_fenum test_copy_simple
254 #define test_copy_penum test_copy_simple
255 #define test_copy_char test_copy_simple
256 #define test_copy_flags test_copy_simple
257 #define test_copy_float test_copy_simple
258 #define test_copy_fltish test_copy_simple
259 #define test_copy_dur test_copy_simple
261 #define COPYREG(name, i, ty, argslot, argval) \
262 static DSGINIT(const) struct tvec_regdef name##_copyregs[] = { \
263 { #name, &tvty_##ty, RVOUT, 0, DSGINIT({ .argslot = argval }) }, \
269 /*----- Single-type serialization tests -----------------------------------*/
271 static void setup_regdef(struct tvec_regdef *rd, unsigned i,
272 struct tvec_state *tv)
274 const struct tvec_regdef *r;
276 for (r = tv->test->regs; r->name; r++) if (r->i == i) goto found;
277 tvec_error(tv, "internel: register definition not found"); exit(2);
279 rd[0] = *r; rd[1].name = 0;
282 static void test_single_serialize
283 (const struct tvec_reg *in, struct tvec_reg *out, void *ctx)
285 struct test_context *tctx = ctx;
286 struct tvec_state *tv = tctx->tv;
287 struct tvec_regdef rd[2];
291 setup_regdef(rd, RV, tv);
292 rc = tvec_serialize(tv->in, DBUF_BUF(&b), rd, NREG,
293 sizeof(struct tvec_reg));
296 out[RSEROUT].f &= ~TVRF_LIVE;
298 tvec_allocbytes(&out[RSEROUT].v, BLEN(DBUF_BUF(&b)));
299 memcpy(out[RSEROUT].v.bytes.p, BBASE(DBUF_BUF(&b)), BLEN(DBUF_BUF(&b)));
303 static void test_single_deserialize
304 (const struct tvec_reg *in, struct tvec_reg *out, void *ctx)
306 struct test_context *tctx = ctx;
307 struct tvec_state *tv = tctx->tv;
308 struct tvec_regdef rd[2];
312 setup_regdef(rd, RV, tv);
313 buf_init(&b, in[RSER].v.bytes.p, in[RSER].v.bytes.sz);
314 rc = tvec_deserialize(tv->out, &b, rd, NREG, sizeof(struct tvec_reg));
316 if (rc) out[RVOUT].f &= ~TVRF_LIVE;
319 #define SERREG(name, i, ty, argslot, argval) \
320 static DSGINIT(const) struct tvec_regdef name##_serregs[] = { \
321 { #name, &tvty_##ty, RV, 0, \
322 DSGINIT({ .argslot = argval }) }, \
323 { "buf", &tvty_bytes, RSEROUT, 0 }, \
324 { "rc", &tvty_int, RRC, TVRF_OPT, \
325 { &tvrange_int } }, \
328 static DSGINIT(const) struct tvec_regdef name##_deserregs[] = { \
329 { "buf", &tvty_bytes, RSER, 0 }, \
330 { #name, &tvty_##ty, RVOUT, 0, \
331 DSGINIT({ .argslot = argval }) }, \
332 { "left", &tvty_uint, RLEFT, TVRF_OPT, \
333 { &tvrange_size } }, \
334 { "rc", &tvty_int, RRC, TVRF_OPT, \
335 { &tvrange_int } }, \
341 static void before_single_serialize(struct tvec_state *tv, void *ctx)
343 if (!(tv->in[RRC].f&TVRF_LIVE)) {
344 tv->in[RRC].v.i = 0; tv->in[RRC].f |= TVRF_LIVE;
345 tv->out[RRC].f |= TVRF_LIVE;
349 static void before_single_deserialize(struct tvec_state *tv, void *ctx)
351 if (!(tv->in[RRC].f&TVRF_LIVE)) {
352 tv->in[RRC].v.i = 0; tv->in[RRC].f |= TVRF_LIVE;
353 tv->out[RRC].f |= TVRF_LIVE;
355 if (!(tv->in[RLEFT].f&TVRF_LIVE)) {
356 tv->in[RLEFT].v.u = 0; tv->in[RLEFT].f |= TVRF_LIVE;
357 tv->out[RLEFT].f |= TVRF_LIVE;
361 static const struct tvec_env single_serialize_testenv = {
362 sizeof(struct test_context),
363 common_setup, common_findvar,
364 before_single_serialize, common_run, common_after,
366 }, single_deserialize_testenv = {
367 sizeof(struct test_context),
368 common_setup, common_findvar,
369 before_single_deserialize, common_run, common_after,
373 /*----- Multi-type serialization test -------------------------------------*/
375 static void test_multi_serialize
376 (const struct tvec_reg *in, struct tvec_reg *out, void *ctx)
378 struct test_context *tctx = ctx;
379 struct tvec_state *tv = tctx->tv;
380 const struct tvec_regdef *rd;
381 union tvec_regval *rv;
384 if (tvec_serialize(tv->in, DBUF_BUF(&b), tv->test->regs,
385 NTY, sizeof(struct tvec_reg)))
386 { out[RRC].v.i = -1; goto end; }
387 tvec_allocbytes(&out[RSEROUT].v, DBLEN(&b));
388 memcpy(out[RSEROUT].v.bytes.p, DBBASE(&b), DBLEN(&b));
389 out[RSEROUT].f |= TVRF_LIVE;
390 buf_flip(DBUF_BUF(&b));
392 if (tvec_deserialize(tv->out, DBUF_BUF(&b), tv->test->regs,
393 NTY, sizeof(struct tvec_reg)))
394 { out[RRC].v.i = -2; goto end; }
396 { out[RRC].v.i = -3; goto end; }
398 if ((in[RSAB].f&TVRF_LIVE) && in[RSAB].v.i >= 0) {
399 rd = &tv->test->regs[in[RSAB].v.i]; rv = &out[in[RSAB].v.i].v;
400 if (rd->ty == &tvty_int || rd->ty == &tvty_ienum)
402 else if (rd->ty == &tvty_uint ||
403 rd->ty == &tvty_flags || rd->ty == &tvty_uenum)
405 else if (rd->ty == &tvty_float || rd->ty == &tvty_fenum) {
406 if (rv->f == rv->f) rv->f = -rv->f;
408 } else if (rd->ty == &tvty_penum)
411 : (/*unconst*/ void *)
412 ((const struct tvec_penuminfo *)rd->arg.p)->av[0].p;
413 else if (rd->ty == &tvty_text)
414 { if (rv->text.sz) rv->text.p[0] ^= 1; }
415 else if (rd->ty == &tvty_bytes)
416 { if (rv->bytes.sz) rv->bytes.p[0] ^= 1; }
424 static const struct tvec_iassoc reg_assocs[] = {
426 #define DEFASSOC(name, i, ty, argslot, argval) { #name, i },
431 static const struct tvec_ienuminfo reg_enum = { "reg", reg_assocs, 0 };
433 static DSGINIT(const) struct tvec_regdef multi_serialize_regs[] = {
434 #define DEFREG(name, i, ty, argslot, argval) \
435 { #name, &tvty_##ty, i, TVRF_OPT, \
436 DSGINIT({ .argslot = argval }) },
440 { "rc", &tvty_int, RRC, TVRF_OPT, { &tvrange_int } },
441 { "serialized", &tvty_bytes, RSEROUT, TVRF_OPT },
442 { "sabotage", &tvty_ienum, RSAB, TVRF_OPT, { ®_enum } },
447 static void before_multi_serialize(struct tvec_state *tv, void *ctx)
449 if (!(tv->in[RRC].f&TVRF_LIVE)) {
450 tv->in[RRC].v.i = 0; tv->in[RRC].f |= TVRF_LIVE;
451 tv->out[RRC].f |= TVRF_LIVE;
455 static const struct tvec_env multi_serialize_testenv = {
456 sizeof(struct test_context),
457 common_setup, common_findvar,
458 before_multi_serialize, common_run, common_after,
462 /*----- Crash test --------------------------------------------------------*/
464 static void test_crash(const struct tvec_reg *in, struct tvec_reg *out,
467 out[RVOUT].v.u = in[RV].v.u;
468 if (in[RSAB].v.i) abort();
471 static const struct tvec_remotefork crash_testenv =
472 { TVEC_REMOTEFORK(0, 0) };
474 static const struct tvec_regdef crash_regs[] = {
475 { "crash", &tvty_ienum, RSAB, 0, { &tvenum_bool } },
476 { "x", &tvty_uint, RV, 0, { &tvrange_uint } },
477 { "z", &tvty_uint, RVOUT, 0, { &tvrange_uint } },
481 /*----- Sleep test --------------------------------------------------------*/
483 static void test_sleep(const struct tvec_reg *in, struct tvec_reg *out,
486 struct timeval now, when, tv;
489 rc = gettimeofday(&now, 0); assert(!rc);
490 tv.tv_sec = in[RV].v.f; tv.tv_usec = 1e6*(in[RV].v.f - tv.tv_sec);
492 TV_ADD(&when, &now, &tv);
494 rc = select(0, 0, 0, 0, &tv); assert(!rc);
495 rc = gettimeofday(&now, 0); assert(!rc);
496 if (TV_CMP(&now, >=, &when)) break;
497 TV_SUB(&tv, &when, &now);
499 out[RVOUT].v.f = in[RV].v.f;
502 static const struct tvec_timeoutenv sleep_subenv =
503 { TVEC_TIMEOUTINIT(ITIMER_REAL, 0.25) };
504 static const struct tvec_remotefork sleep_testenv =
505 { TVEC_REMOTEFORK(&sleep_subenv._env, 0) };
507 static const struct tvec_regdef sleep_regs[] = {
508 { "time", &tvty_duration, RV, 0, { &tvflt_nonneg } },
509 { "z", &tvty_float, RVOUT, 0, { &tvflt_nonneg } },
513 /*----- Front end ---------------------------------------------------------*/
515 static const struct tvec_test tests[] = {
516 { "multi", multi_serialize_regs, &multi_serialize_testenv,
517 test_multi_serialize },
519 #define DEFSINGLE(name, i, ty, argslot, argval) \
520 { "copy-" #name, name##_copyregs, &common_testenv, test_copy_##name }, \
521 { "serialize-" #name, name##_serregs, &single_serialize_testenv, \
522 test_single_serialize }, \
523 { "deserialize-" #name, name##_deserregs, &single_deserialize_testenv, \
524 test_single_deserialize },
528 { "crash", crash_regs, &crash_testenv._env, test_crash },
529 { "sleep", sleep_regs, &sleep_testenv._env, test_sleep },
534 static const struct tvec_config testconfig = {
536 NROUT, NREG, sizeof(struct tvec_reg)
539 int main(int argc, char *argv[])
541 #if __STDC_VERSION__x < 199901
542 # define POKE(name, i, ty, argslot, argval) \
543 multi_serialize_regs[i].arg.argslot = argval; \
544 name##_copyregs->arg.argslot = argval; \
545 name##_serregs->arg.argslot = argval; \
546 name##_deserregs->arg.argslot = argval;
550 return (tvec_main(argc, argv, &testconfig, 0));
553 /*----- That's all, folks -------------------------------------------------*/