t-expr.c
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上传日期:2022-08-06
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- /* Test expression evaluation (print nothing and exit 0 if successful).
- Copyright 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
- This file is part of the GNU MP Library.
- The GNU MP Library is free software; you can redistribute it and/or modify
- it under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 3 of the License, or (at your
- option) any later version.
- The GNU MP Library is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
- License for more details.
- You should have received a copy of the GNU Lesser General Public License
- along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. */
- #include <stdio.h>
- #include <stdlib.h>
- #include "gmp.h"
- #include "tests.h"
- #include "expr-impl.h"
- int option_trace = 0;
- struct data_t {
- int base;
- const char *expr;
- const char *want;
- };
- #define numberof(x) (sizeof (x) / sizeof ((x)[0]))
- /* These data_xxx[] arrays are tables to be tested with one or more of the
- mp?_t types. z=mpz_t, q=mpz_t, f=mpf_t. */
- struct data_t data_zqf[] = {
- /* various deliberately wrong expressions */
- { 0, "", NULL },
- { 0, "1+", NULL },
- { 0, "+2", NULL },
- { 0, "1,2", NULL },
- { 0, "foo(1,2)", NULL },
- { 0, "1+foo", NULL },
- { 10, "0fff", NULL },
- { 0, "!", NULL },
- { 0, "10!", NULL },
- { 0, "-10!", NULL },
- { 0, "gcd((4,6))", NULL },
- { 0, "()", NULL },
- { 0, "fac(2**1000)", NULL },
- { 0, "$", NULL },
- { 0, "$-", NULL },
- /* some basics */
- { 10, "123", "123" },
- { 10, "-123", "-123" },
- { 10, "1+2", "3" },
- { 10, "1+2+3", "6" },
- { 10, "1+2*3", "7" },
- { 10, "3*2+1", "7" },
- { 10, "$a", "55" },
- { 10, "b", "99" },
- { 16, "b", "11" },
- { 10, "4**3 * 2 + 1", "129" },
- { 10, "1<2", "1" },
- { 10, "1>2", "0" },
- { 10, "(123)", "123" },
- { 10, "sgn(-123)", "-1" },
- { 10, "5-7", "-2" },
- { 0, "cmp(0,0)", "0" },
- { 0, "cmp(1,0)", "1" },
- { 0, "cmp(0,1)", "-1" },
- { 0, "cmp(-1,0)", "-1" },
- { 0, "cmp(0,-1)", "1" },
- { 10, "0 ? 123 : 456", "456" },
- { 10, "1 ? 4+5 : 6+7", "9" },
- { 10, "(123)", "123" },
- { 10, "(2+3)", "5" },
- { 10, "(4+5)*(5+6)", "99" },
- { 0, "1 << 16", "65536" },
- { 0, "256 >> 4", "16" },
- { 0, "-256 >> 4", "-16" },
- { 0, "!1", "0" },
- { 0, "!9", "0" },
- { 0, "!0", "1" },
- { 0, "2**2**2", "16" },
- { 0, "-2**2**2", "-16" },
- { 0, "0x100", "256" },
- { 10, "0x100", NULL },
- { 10, "0x 100", NULL },
- { 0, " max ( 1, 2, 3, 4, 5, 6, 7, 8)", "8" },
- { 0, " max ( 1, 9, 2, 3, 4, 5, 6, 7, 8)", "9" },
- { 0, " min ( 1, 9, 2, 3, 4, 5, 6, 7, 8)", "1" },
- { 10, "abs(123)", "123" },
- { 10, "abs(-123)", "123" },
- { 10, "abs(0)", "0" },
- /* filling data stack */
- { 0, "1+(1+(1+(1+(1+(1+(1+(1+(1+(1+(1+(1+(1+(1+(1+1))))))))))))))", "16" },
- /* filling control stack */
- { 0, "----------------------------------------------------1", "1" },
- };
- const struct data_t data_z[] = {
- { 0, "divisible_p(333,3)", "1" },
- { 0, "congruent_p(7,1,3)", "1" },
- { 0, "cmpabs(0,0)", "0" },
- { 0, "cmpabs(1,0)", "1" },
- { 0, "cmpabs(0,1)", "-1" },
- { 0, "cmpabs(-1,0)", "1" },
- { 0, "cmpabs(0,-1)", "-1" },
- { 0, "odd_p(1)", "1" },
- { 0, "odd_p(0)", "0" },
- { 0, "odd_p(-1)", "1" },
- { 0, "even_p(1)", "0" },
- { 0, "even_p(0)", "1" },
- { 0, "even_p(-1)", "0" },
- { 0, "fac(0)", "1" },
- { 0, "fac(1)", "1" },
- { 0, "fac(2)", "2" },
- { 0, "fac(3)", "6" },
- { 0, "fac(10)", "3628800" },
- { 10, "root(81,4)", "3" },
- { 10, "gcd(4,6)", "2" },
- { 10, "gcd(4,6,9)", "1" },
- { 10, "powm(3,2,9)", "0" },
- { 10, "powm(3,2,8)", "1" },
- /* filling data stack */
- { 0, "1 ? 1 : 1 || 1 && 1 | 1 ^ 1 & 1 == 1 >= 1 << 1 - 1 * 1 ** 1", "1" },
- /* filling control stack */
- { 0, "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~1", "1" },
- { 0, "fib(10)", "55" },
- { 0, "setbit(0,5)", "32" },
- { 0, "clrbit(32,5)", "0" },
- { 0, "tstbit(32,5)", "1" },
- { 0, "tstbit(32,4)", "0" },
- { 0, "scan0(7,0)", "3" },
- { 0, "scan1(7,0)", "0" },
- };
- const struct data_t data_zq[] = {
- /* expecting failure */
- { 0, "1.2", NULL },
- };
- const struct data_t data_q[] = {
- { 10, "(1/2 + 1/3 + 1/4 + 1/5 + 1/6)*20", "29" },
- { 0, "num(5/9)", "5" },
- { 0, "den(5/9)", "9" },
- };
- const struct data_t data_zf[] = {
- { 10, "sqrt ( 49 )", "7" },
- { 10, "sqrt ( 49 ) + 1", "8" },
- { 10, "sqrt((49))", "7" },
- { 10, "sqrt((((((((49))))))))", "7" },
- };
- const struct data_t data_f[] = {
- { 0, "1@10", "10000000000" },
- { 0, "1.5@10", "15000000000" },
- { 0, "1000@-1", "100" },
- { 0, "10.00@-1", "1" },
- { 0, "1e10", "10000000000" },
- { 0, "1.5e10", "15000000000" },
- { 0, "1000e-1", "100" },
- { 0, "10.00e-1", "1" },
- { 16, "1@9", "68719476736" },
- { 16, "1@10", "18446744073709551616" },
- { -16, "1@10", "1099511627776" },
- { 0, "ceil(0)", "0" },
- { 0, "ceil(0.25)", "1" },
- { 0, "ceil(0.5)", "1" },
- { 0, "ceil(1.5)", "2" },
- { 0, "ceil(-0.5)", "0" },
- { 0, "ceil(-1.5)", "-1" },
- /* only simple cases because mpf_eq currently only works on whole limbs */
- { 0, "eq(0xFFFFFFFFFFFFFFFF1111111111111111,0xFFFFFFFFFFFFFFFF2222222222222222,64)", "1" },
- { 0, "eq(0xFFFFFFFFFFFFFFFF1111111111111111,0xFFFFFFFFFFFFFFFF2222222222222222,128)", "0" },
- { 0, "floor(0)", "0" },
- { 0, "floor(0.25)", "0" },
- { 0, "floor(0.5)", "0" },
- { 0, "floor(1.5)", "1" },
- { 0, "floor(-0.5)", "-1" },
- { 0, "floor(-1.5)", "-2" },
- { 0, "integer_p(1)", "1" },
- { 0, "integer_p(0.5)", "0" },
- { 0, "trunc(0)", "0" },
- { 0, "trunc(0.25)", "0" },
- { 0, "trunc(0.5)", "0" },
- { 0, "trunc(1.5)", "1" },
- { 0, "trunc(-0.5)", "0" },
- { 0, "trunc(-1.5)", "-1" },
- };
- struct datalist_t {
- const struct data_t *data;
- int num;
- };
- #define DATALIST(data) { data, numberof (data) }
- struct datalist_t list_z[] = {
- DATALIST (data_z),
- DATALIST (data_zq),
- DATALIST (data_zf),
- DATALIST (data_zqf),
- };
- struct datalist_t list_q[] = {
- DATALIST (data_q),
- DATALIST (data_zq),
- DATALIST (data_zqf),
- };
- struct datalist_t list_f[] = {
- DATALIST (data_zf),
- DATALIST (data_zqf),
- DATALIST (data_f),
- };
- void
- check_z (void)
- {
- const struct data_t *data;
- mpz_t a, b, got, want;
- int l, i, ret;
- mpz_init (got);
- mpz_init (want);
- mpz_init_set_ui (a, 55);
- mpz_init_set_ui (b, 99);
- for (l = 0; l < numberof (list_z); l++)
- {
- data = list_z[l].data;
- for (i = 0; i < list_z[l].num; i++)
- {
- if (option_trace)
- printf ("mpz_expr "%s"n", data[i].expr);
- ret = mpz_expr (got, data[i].base, data[i].expr, a, b, NULL);
- if (data[i].want == NULL)
- {
- /* expect to fail */
- if (ret == MPEXPR_RESULT_OK)
- {
- printf ("mpz_expr wrong return value, got %d, expected failuren", ret);
- goto error;
- }
- }
- else
- {
- if (mpz_set_str (want, data[i].want, 0) != 0)
- {
- printf ("Cannot parse wanted value stringn");
- goto error;
- }
- if (ret != MPEXPR_RESULT_OK)
- {
- printf ("mpz_expr failed unexpectedlyn");
- printf (" return value %dn", ret);
- goto error;
- }
- if (mpz_cmp (got, want) != 0)
- {
- printf ("mpz_expr wrong resultn");
- printf (" got "); mpz_out_str (stdout, 10, got);
- printf ("n");
- printf (" want "); mpz_out_str (stdout, 10, want);
- printf ("n");
- goto error;
- }
- }
- }
- }
- mpz_clear (a);
- mpz_clear (b);
- mpz_clear (got);
- mpz_clear (want);
- return;
- error:
- printf (" base %dn", data[i].base);
- printf (" expr "%s"n", data[i].expr);
- if (data[i].want != NULL)
- printf (" want "%s"n", data[i].want);
- abort ();
- }
- void
- check_q (void)
- {
- const struct data_t *data;
- mpq_t a, b, got, want;
- int l, i, ret;
- mpq_init (got);
- mpq_init (want);
- mpq_init (a);
- mpq_init (b);
- mpq_set_ui (a, 55, 1);
- mpq_set_ui (b, 99, 1);
- for (l = 0; l < numberof (list_q); l++)
- {
- data = list_q[l].data;
- for (i = 0; i < list_q[l].num; i++)
- {
- if (option_trace)
- printf ("mpq_expr "%s"n", data[i].expr);
- ret = mpq_expr (got, data[i].base, data[i].expr, a, b, NULL);
- if (data[i].want == NULL)
- {
- /* expect to fail */
- if (ret == MPEXPR_RESULT_OK)
- {
- printf ("mpq_expr wrong return value, got %d, expected failuren", ret);
- goto error;
- }
- }
- else
- {
- if (mpz_set_str (mpq_numref(want), data[i].want, 0) != 0)
- {
- printf ("Cannot parse wanted value stringn");
- goto error;
- }
- mpz_set_ui (mpq_denref(want), 1);
- if (ret != MPEXPR_RESULT_OK)
- {
- printf ("mpq_expr failed unexpectedlyn");
- printf (" return value %dn", ret);
- goto error;
- }
- if (mpq_cmp (got, want) != 0)
- {
- printf ("mpq_expr wrong resultn");
- printf (" got "); mpq_out_str (stdout, 10, got);
- printf ("n");
- printf (" want "); mpq_out_str (stdout, 10, want);
- printf ("n");
- goto error;
- }
- }
- }
- }
- mpq_clear (a);
- mpq_clear (b);
- mpq_clear (got);
- mpq_clear (want);
- return;
- error:
- printf (" base %dn", data[i].base);
- printf (" expr "%s"n", data[i].expr);
- if (data[i].want != NULL)
- printf (" want "%s"n", data[i].want);
- abort ();
- }
- void
- check_f (void)
- {
- const struct data_t *data;
- mpf_t a, b, got, want;
- int l, i, ret;
- mpf_set_default_prec (200L);
- mpf_init (got);
- mpf_init (want);
- mpf_init_set_ui (a, 55);
- mpf_init_set_ui (b, 99);
- for (l = 0; l < numberof (list_f); l++)
- {
- data = list_f[l].data;
- for (i = 0; i < list_f[l].num; i++)
- {
- if (option_trace)
- printf ("mpf_expr "%s"n", data[i].expr);
- ret = mpf_expr (got, data[i].base, data[i].expr, a, b, NULL);
- if (data[i].want == NULL)
- {
- /* expect to fail */
- if (ret == MPEXPR_RESULT_OK)
- {
- printf ("mpf_expr wrong return value, got %d, expected failuren", ret);
- goto error;
- }
- }
- else
- {
- if (mpf_set_str (want, data[i].want, 0) != 0)
- {
- printf ("Cannot parse wanted value stringn");
- goto error;
- }
- if (ret != MPEXPR_RESULT_OK)
- {
- printf ("mpf_expr failed unexpectedlyn");
- printf (" return value %dn", ret);
- goto error;
- }
- if (mpf_cmp (got, want) != 0)
- {
- printf ("mpf_expr wrong resultn");
- printf (" got "); mpf_out_str (stdout, 10, 20, got);
- printf ("n");
- printf (" want "); mpf_out_str (stdout, 10, 20, want);
- printf ("n");
- goto error;
- }
- }
- }
- }
- mpf_clear (a);
- mpf_clear (b);
- mpf_clear (got);
- mpf_clear (want);
- return;
- error:
- printf (" base %dn", data[i].base);
- printf (" expr "%s"n", data[i].expr);
- if (data[i].want != NULL)
- printf (" want "%s"n", data[i].want);
- abort ();
- }
- int
- main (int argc, char *argv[])
- {
- tests_start ();
- if (argc >= 2)
- option_trace = 1;
- check_z ();
- check_q ();
- check_f ();
- tests_end ();
- exit (0);
- }