diff options
Diffstat (limited to 'gmp-6.3.0/tests/cxx/t-ostream.cc')
| -rw-r--r-- | gmp-6.3.0/tests/cxx/t-ostream.cc | 449 |
1 files changed, 449 insertions, 0 deletions
diff --git a/gmp-6.3.0/tests/cxx/t-ostream.cc b/gmp-6.3.0/tests/cxx/t-ostream.cc new file mode 100644 index 0000000..8550f67 --- /dev/null +++ b/gmp-6.3.0/tests/cxx/t-ostream.cc @@ -0,0 +1,449 @@ +/* Test ostream formatted output. + +Copyright 2001, 2002 Free Software Foundation, Inc. + +This file is part of the GNU MP Library test suite. + +The GNU MP Library test suite is free software; you can redistribute it +and/or modify it under the terms of the GNU 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 test suite 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 General +Public License for more details. + +You should have received a copy of the GNU General Public License along with +the GNU MP Library test suite. If not, see https://www.gnu.org/licenses/. */ + +#include <iostream> +#include <cstdlib> + +#include "gmp-impl.h" +#include "tests.h" + +using namespace std; + + +bool option_check_standard = false; + + +#define CALL(expr) \ + do { \ + got.flags (data[i].flags); \ + got.width (data[i].width); \ + got.precision (data[i].precision); \ + if (data[i].fill == '\0') \ + got.fill (' '); \ + else \ + got.fill (data[i].fill); \ + \ + if (! (expr)) \ + { \ + cout << "\"got\" output error\n"; \ + abort (); \ + } \ + if (got.width() != 0) \ + { \ + cout << "\"got\" width not reset to 0\n"; \ + abort (); \ + } \ + \ + } while (0) + + +#define DUMP() \ + do { \ + cout << " want: |" << data[i].want << "|\n"; \ + cout << " got: |" << got.str() << "|\n"; \ + cout << " width: " << data[i].width << "\n"; \ + cout << " prec: " << got.precision() << "\n"; \ + cout << " flags: " << hex << (unsigned long) got.flags() << "\n"; \ + } while (0) + +#define ABORT() \ + do { \ + DUMP (); \ + abort (); \ + } while (0) + +void +check_mpz (void) +{ + static const struct { + const char *z; + const char *want; + ios::fmtflags flags; + int width; + int precision; + char fill; + + } data[] = { + + { "0", "0", ios::dec }, + + { "0", "0", ios::oct }, + { "0", "0", ios::oct | ios::showbase }, + + { "0", "0", ios::hex }, + { "0", "0x0", ios::hex | ios::showbase }, + { "0", "0X0", ios::hex | ios::showbase | ios::uppercase }, + + { "1", "****1", ios::dec, 5, 0, '*' }, + + { "-1", " -1", ios::dec | ios::right, 5 }, + { "-1", "- 1", ios::dec | ios::internal, 5 }, + { "-1", "-1 ", ios::dec | ios::left, 5 }, + + { "1", " 0x1", ios::hex | ios::showbase | ios::right, 6 }, + { "1", "0x 1", ios::hex | ios::showbase | ios::internal, 6 }, + { "1", "0x1 ", ios::hex | ios::showbase | ios::left, 6 }, + + { "1", " +0x1", ios::hex | ios::showbase | ios::showpos | ios::right, + 7 }, + { "1", "+0x 1", ios::hex | ios::showbase | ios::showpos | ios::internal, + 7 }, + { "1", "+0x1 ", ios::hex | ios::showbase | ios::showpos | ios::left, + 7 }, + + { "123", "7b", ios::hex }, + { "123", "7B", ios::hex | ios::uppercase }, + { "123", "0x7b", ios::hex | ios::showbase }, + { "123", "0X7B", ios::hex | ios::showbase | ios::uppercase }, + { "-123", "-0x7b", ios::hex | ios::showbase }, + { "-123", "-0X7B", ios::hex | ios::showbase | ios::uppercase }, + + { "123", "173", ios::oct }, + { "123", "173", ios::oct | ios::uppercase }, + { "123", "0173", ios::oct | ios::showbase }, + { "123", "0173", ios::oct | ios::showbase | ios::uppercase }, + { "-123", "-0173", ios::oct | ios::showbase }, + { "-123", "-0173", ios::oct | ios::showbase | ios::uppercase }, + + }; + + size_t i; + mpz_t z; + + mpz_init (z); + + for (i = 0; i < numberof (data); i++) + { + mpz_set_str_or_abort (z, data[i].z, 0); + + if (option_check_standard + && mpz_fits_slong_p (z) + + // no negatives or showpos in hex or oct + && (((data[i].flags & ios::basefield) == ios::hex + || (data[i].flags & ios::basefield) == ios::oct) + ? (mpz_sgn (z) >= 0 + && ! (data[i].flags & ios::showpos)) + : 1) + ) + { + ostringstream got; + long n = mpz_get_si (z); + CALL (got << n); + if (got.str().compare (data[i].want) != 0) + { + cout << "check_mpz data[" << i + << "] doesn't match standard ostream output\n"; + cout << " z: " << data[i].z << "\n"; + cout << " n: " << n << "\n"; + DUMP (); + } + } + + { + ostringstream got; + CALL (got << z); + if (got.str().compare (data[i].want) != 0) + { + cout << "mpz operator<< wrong, data[" << i << "]\n"; + cout << " z: " << data[i].z << "\n"; + ABORT (); + } + } + } + + mpz_clear (z); +} + +void +check_mpq (void) +{ + static const struct { + const char *q; + const char *want; + ios::fmtflags flags; + int width; + int precision; + char fill; + + } data[] = { + + { "0", "0", ios::dec }, + { "0", "0", ios::hex }, + { "0", "0x0", ios::hex | ios::showbase }, + { "0", "0X0", ios::hex | ios::showbase | ios::uppercase }, + + { "5/8", "5/8", ios::dec }, + { "5/8", "0X5/0X8", ios::hex | ios::showbase | ios::uppercase }, + + // zero denominator with showbase + { "0/0", " 0/0", ios::oct | ios::showbase, 10 }, + { "0/0", " 0/0", ios::dec | ios::showbase, 10 }, + { "0/0", " 0x0/0x0", ios::hex | ios::showbase, 10 }, + { "123/0", " 0173/0", ios::oct | ios::showbase, 10 }, + { "123/0", " 123/0", ios::dec | ios::showbase, 10 }, + { "123/0", " 0x7b/0x0", ios::hex | ios::showbase, 10 }, + { "123/0", " 0X7B/0X0", ios::hex | ios::showbase | ios::uppercase, 10 }, + { "0/123", " 0/0173", ios::oct | ios::showbase, 10 }, + { "0/123", " 0/123", ios::dec | ios::showbase, 10 }, + { "0/123", " 0x0/0x7b", ios::hex | ios::showbase, 10 }, + { "0/123", " 0X0/0X7B", ios::hex | ios::showbase | ios::uppercase, 10 }, + }; + + size_t i; + mpq_t q; + + mpq_init (q); + +#define mpq_integer_p(q) (mpz_cmp_ui (mpq_denref(q), 1L) == 0) + + for (i = 0; i < numberof (data); i++) + { + mpq_set_str_or_abort (q, data[i].q, 0); + MPZ_CHECK_FORMAT (mpq_numref (q)); + MPZ_CHECK_FORMAT (mpq_denref (q)); + + if (option_check_standard + && mpz_fits_slong_p (mpq_numref(q)) + && mpq_integer_p (q)) + { + ostringstream got; + long n = mpz_get_si (mpq_numref(q)); + CALL (got << n); + if (got.str().compare (data[i].want) != 0) + { + cout << "check_mpq data[" << i + << "] doesn't match standard ostream output\n"; + cout << " q: " << data[i].q << "\n"; + cout << " n: " << n << "\n"; + DUMP (); + } + } + + { + ostringstream got; + CALL (got << q); + if (got.str().compare (data[i].want) != 0) + { + cout << "mpq operator<< wrong, data[" << i << "]\n"; + cout << " q: " << data[i].q << "\n"; + ABORT (); + } + } + } + + mpq_clear (q); +} + + +void +check_mpf (void) +{ + static const struct { + const char *f; + const char *want; + ios::fmtflags flags; + int width; + int precision; + char fill; + + } data[] = { + + { "0", "0", ios::dec }, + { "0", "+0", ios::dec | ios::showpos }, + { "0", "0.00000", ios::dec | ios::showpoint }, + { "0", "0", ios::dec | ios::fixed }, + { "0", "0.", ios::dec | ios::fixed | ios::showpoint }, + { "0", "0.000000e+00", ios::dec | ios::scientific }, + { "0", "0.000000e+00", ios::dec | ios::scientific | ios::showpoint }, + + { "0", "0", ios::dec, 0, 4 }, + { "0", "0.000", ios::dec | ios::showpoint, 0, 4 }, + { "0", "0.0000", ios::dec | ios::fixed, 0, 4 }, + { "0", "0.0000", ios::dec | ios::fixed | ios::showpoint, 0, 4 }, + { "0", "0.0000e+00", ios::dec | ios::scientific, 0, 4 }, + { "0", "0.0000e+00", ios::dec | ios::scientific | ios::showpoint, 0, 4 }, + + { "1", "1", ios::dec }, + { "1", "+1", ios::dec | ios::showpos }, + { "1", "1.00000", ios::dec | ios::showpoint }, + { "1", "1", ios::dec | ios::fixed }, + { "1", "1.", ios::dec | ios::fixed | ios::showpoint }, + { "1", "1.000000e+00", ios::dec | ios::scientific }, + { "1", "1.000000e+00", ios::dec | ios::scientific | ios::showpoint }, + + { "1", "1", ios::dec, 0, 4 }, + { "1", "1.000", ios::dec | ios::showpoint, 0, 4 }, + { "1", "1.0000", ios::dec | ios::fixed, 0, 4 }, + { "1", "1.0000", ios::dec | ios::fixed | ios::showpoint, 0, 4 }, + { "1", "1.0000e+00", ios::dec | ios::scientific, 0, 4 }, + { "1", "1.0000e+00", ios::dec | ios::scientific | ios::showpoint, 0, 4 }, + + { "-1", "-1", ios::dec | ios::showpos }, + + { "-1", " -1", ios::dec, 4 }, + { "-1", "- 1", ios::dec | ios::internal, 4 }, + { "-1", "-1 ", ios::dec | ios::left, 4 }, + + { "-1", " -0x1", ios::hex | ios::showbase, 6 }, + { "-1", "-0x 1", ios::hex | ios::showbase | ios::internal, 6 }, + { "-1", "-0x1 ", ios::hex | ios::showbase | ios::left, 6 }, + + { "1", "*********1", ios::dec, 10, 4, '*' }, + { "1234", "******1234", ios::dec, 10, 4, '*' }, + { "1234", "*****1234.", ios::dec | ios::showpoint, 10, 4, '*' }, + + { "12345", "1.23e+04", ios::dec, 0, 3 }, + + { "12345", "12345.", ios::dec | ios::fixed | ios::showpoint }, + + { "1.9999999", "2", ios::dec, 0, 1 }, + { "1.0009999999", "1.001", ios::dec, 0, 4 }, + { "1.0001", "1", ios::dec, 0, 4 }, + { "1.0004", "1", ios::dec, 0, 4 }, + { "1.000555", "1.001", ios::dec, 0, 4 }, + + { "1.0002", "1.000", ios::dec | ios::fixed, 0, 3 }, + { "1.0008", "1.001", ios::dec | ios::fixed, 0, 3 }, + + { "0", "0", ios::hex }, + { "0", "0x0", ios::hex | ios::showbase }, + { "0", "0X0", ios::hex | ios::showbase | ios::uppercase }, + { "123", "7b", ios::hex }, + { "123", "0x7b", ios::hex | ios::showbase }, + { "123", "0X7B", ios::hex | ios::showbase | ios::uppercase }, + + { "0", "0.000@+00", ios::hex | ios::scientific, 0, 3 }, + { "256", "1.000@+02", ios::hex | ios::scientific, 0, 3 }, + + { "123", "7.b@+01", ios::hex | ios::scientific, 0, 1 }, + { "123", "7.B@+01", ios::hex | ios::scientific | ios::uppercase, 0, 1 }, + { "123", "0x7.b@+01", ios::hex | ios::scientific | ios::showbase, 0, 1 }, + { "123", "0X7.B@+01", + ios::hex | ios::scientific | ios::showbase | ios::uppercase, 0, 1 }, + + { "1099511627776", "1.0@+10", ios::hex | ios::scientific, 0, 1 }, + { "1099511627776", "1.0@+10", + ios::hex | ios::scientific | ios::uppercase, 0, 1 }, + + { "0.0625", "1.00@-01", ios::hex | ios::scientific, 0, 2 }, + + { "0", "0", ios::oct }, + { "123", "173", ios::oct }, + { "123", "0173", ios::oct | ios::showbase }, + + // octal showbase suppressed for 0 + { "0", "0", ios::oct | ios::showbase }, + { ".125", "00.1", ios::oct | ios::showbase, 0, 1 }, + { ".015625", "00.01", ios::oct | ios::showbase, 0, 2 }, + { ".125", "00.1", ios::fixed | ios::oct | ios::showbase, 0, 1 }, + { ".015625", "0.0", ios::fixed | ios::oct | ios::showbase, 0, 1 }, + { ".015625", "00.01", ios::fixed | ios::oct | ios::showbase, 0, 2 }, + + { "0.125", "1.000000e-01", ios::oct | ios::scientific }, + { "0.125", "+1.000000e-01", ios::oct | ios::scientific | ios::showpos }, + { "-0.125", "-1.000000e-01", ios::oct | ios::scientific }, + { "-0.125", "-1.000000e-01", ios::oct | ios::scientific | ios::showpos }, + + { "0", "0.000e+00", ios::oct | ios::scientific, 0, 3 }, + { "256", "4.000e+02", ios::oct | ios::scientific, 0, 3 }, + { "256", "04.000e+02", ios::oct | ios::scientific | ios::showbase, 0, 3 }, + { "256", "4.000E+02", ios::oct | ios::scientific | ios::uppercase, 0, 3 }, + { "256", "04.000E+02", + ios::oct | ios::scientific | ios::showbase | ios::uppercase, 0, 3 }, + + { "16777216", "1.000000e+08", ios::oct | ios::scientific }, + { "16777216", "1.000000E+08", + ios::oct | ios::scientific | ios::uppercase }, + { "16777216", "01.000000e+08", + ios::oct | ios::scientific | ios::showbase }, + { "16777216", "01.000000E+08", + ios::oct | ios::scientific | ios::showbase | ios::uppercase }, + { "16777216", "+01.000000e+08", + ios::oct | ios::scientific | ios::showbase | ios::showpos }, + { "16777216", "+01.000000E+08", ios::oct | ios::scientific + | ios::showbase | ios::showpos | ios::uppercase }, + { "-16777216", "-01.000000e+08", + ios::oct | ios::scientific | ios::showbase | ios::showpos }, + { "-16777216", "-01.000000E+08", ios::oct | ios::scientific + | ios::showbase | ios::showpos | ios::uppercase }, + + }; + + size_t i; + mpf_t f, f2; + double d; + + mpf_init (f); + mpf_init (f2); + + for (i = 0; i < numberof (data); i++) + { + mpf_set_str_or_abort (f, data[i].f, 0); + + d = mpf_get_d (f); + mpf_set_d (f2, d); + if (option_check_standard && mpf_cmp (f, f2) == 0 + && ! (data[i].flags & (ios::hex | ios::oct | ios::showbase))) + { + ostringstream got; + CALL (got << d); + if (got.str().compare (data[i].want) != 0) + { + cout << "check_mpf data[" << i + << "] doesn't match standard ostream output\n"; + cout << " f: " << data[i].f << "\n"; + cout << " d: " << d << "\n"; + DUMP (); + } + } + + { + ostringstream got; + CALL (got << f); + if (got.str().compare (data[i].want) != 0) + { + cout << "mpf operator<< wrong, data[" << i << "]\n"; + cout << " f: " << data[i].f << "\n"; + ABORT (); + } + } + } + + mpf_clear (f); + mpf_clear (f2); +} + + + +int +main (int argc, char *argv[]) +{ + if (argc > 1 && strcmp (argv[1], "-s") == 0) + option_check_standard = true; + + tests_start (); + + check_mpz (); + check_mpq (); + check_mpf (); + + tests_end (); + return 0; +} |