/* Test mp*_class operators and functions.

Copyright 2001, 2002, 2003 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 http://www.gnu.org/licenses/.  */

#include "config.h"

#include <iostream>

#include "gmp.h"
#include "gmpxx.h"
#include "gmp-impl.h"
#include "tests.h"

using namespace std;


void
check_mpz (void)
{
  // unary operators and functions

  // operator+
  {
    mpz_class a(1);
    mpz_class b;
    b = +a; ASSERT_ALWAYS(b == 1);
  }

  // operator-
  {
    mpz_class a(2);
    mpz_class b;
    b = -a; ASSERT_ALWAYS(b == -2);
  }

  // operator~
  {
    mpz_class a(3);
    mpz_class b;
    b = ~a; ASSERT_ALWAYS(b == -4);
  }

  // abs
  {
    mpz_class a(-123);
    mpz_class b;
    b = abs(a); ASSERT_ALWAYS(b == 123);
    a <<= 300;
    b = abs(a); ASSERT_ALWAYS(a + b == 0);
  }

  // sqrt
  {
    mpz_class a(25);
    mpz_class b;
    b = sqrt(a); ASSERT_ALWAYS(b == 5);
  }
  {
    mpz_class a(125);
    mpz_class b;
    b = sqrt(a); ASSERT_ALWAYS(b == 11); // round toward zero
  }

  // sgn
  {
    mpz_class a(123);
    int b = sgn(a); ASSERT_ALWAYS(b == 1);
  }
  {
    mpz_class a(0);
    int b = sgn(a); ASSERT_ALWAYS(b == 0);
  }
  {
    mpz_class a(-123);
    int b = sgn(a); ASSERT_ALWAYS(b == -1);
  }


  // binary operators and functions

  // operator+
  {
    mpz_class a(1), b(2);
    mpz_class c;
    c = a + b; ASSERT_ALWAYS(c == 3);
  }
  {
    mpz_class a(3);
    signed int b = 4;
    mpz_class c;
    c = a + b; ASSERT_ALWAYS(c == 7);
  }
  {
    mpz_class a(5);
    double b = 6.0;
    mpz_class c;
    c = b + a; ASSERT_ALWAYS(c == 11);
  }

  // operator-
  {
    mpz_class a(3), b(6);
    mpz_class c;
    c = a - b; ASSERT_ALWAYS(c == -3);
  }

  // operator*
  {
    mpz_class a(-2), b(4);
    mpz_class c;
    c = a * b; ASSERT_ALWAYS(c == -8);
  }
  {
    mpz_class a(2);
    long b = -4;
    mpz_class c;
    c = a * b; ASSERT_ALWAYS(c == -8);
    c = b * a; ASSERT_ALWAYS(c == -8);
  }
  {
    mpz_class a(-2);
    unsigned long b = 4;
    mpz_class c;
    c = a * b; ASSERT_ALWAYS(c == -8);
    c = b * a; ASSERT_ALWAYS(c == -8);
  }

  // operator/ and operator%
  {
    mpz_class a(12), b(4);
    mpz_class c;
    c = a / b; ASSERT_ALWAYS(c == 3);
    c = a % b; ASSERT_ALWAYS(c == 0);
  }
  {
    mpz_class a(7), b(5);
    mpz_class c;
    c = a / b; ASSERT_ALWAYS(c == 1);
    c = a % b; ASSERT_ALWAYS(c == 2);
  }
  {
    mpz_class a(-10);
    signed int ai = -10;
    mpz_class b(3);
    signed int bi = 3;
    mpz_class c;
    c = a / b;  ASSERT_ALWAYS(c == -3);
    c = a % b;  ASSERT_ALWAYS(c == -1);
    c = a / bi; ASSERT_ALWAYS(c == -3);
    c = a % bi; ASSERT_ALWAYS(c == -1);
    c = ai / b; ASSERT_ALWAYS(c == -3);
    c = ai % b; ASSERT_ALWAYS(c == -1);
  }
  {
    mpz_class a(-10);
    signed int ai = -10;
    mpz_class b(-3);
    signed int bi = -3;
    mpz_class c;
    c = a / b;  ASSERT_ALWAYS(c == 3);
    c = a % b;  ASSERT_ALWAYS(c == -1);
    c = a / bi; ASSERT_ALWAYS(c == 3);
    c = a % bi; ASSERT_ALWAYS(c == -1);
    c = ai / b; ASSERT_ALWAYS(c == 3);
    c = ai % b; ASSERT_ALWAYS(c == -1);
  }
  {
    mpz_class a (LONG_MIN);
    signed long ai = LONG_MIN;
    mpz_class b = - mpz_class (LONG_MIN);
    mpz_class c;
    c = a / b;  ASSERT_ALWAYS(c == -1);
    c = a % b;  ASSERT_ALWAYS(c == 0);
    c = ai / b; ASSERT_ALWAYS(c == -1);
    c = ai % b; ASSERT_ALWAYS(c == 0);
  }

  // operator&
  // operator|
  // operator^

  // operator<<
  {
    mpz_class a(3);
    unsigned int b = 4;
    mpz_class c;
    c = a << b; ASSERT_ALWAYS(c == 48);
  }

  // operator>>
  {
    mpz_class a(127);
    unsigned int b = 4;
    mpz_class c;
    c = a >> b; ASSERT_ALWAYS(c == 7);
  }

  // operator==
  // operator!=
  // operator<
  // operator<=
  // operator>
  // operator>=

  // cmp
  {
    mpz_class a(123), b(45);
    int c;
    c = cmp(a, b); ASSERT_ALWAYS(c > 0);
    c = cmp(b, a); ASSERT_ALWAYS(c < 0);
  }
  {
    mpz_class a(123);
    unsigned long b = 45;
    int c;
    c = cmp(a, b); ASSERT_ALWAYS(c > 0);
    c = cmp(b, a); ASSERT_ALWAYS(c < 0);
  }
  {
    mpz_class a(123);
    long b = 45;
    int c;
    c = cmp(a, b); ASSERT_ALWAYS(c > 0);
    c = cmp(b, a); ASSERT_ALWAYS(c < 0);
  }
  {
    mpz_class a(123);
    double b = 45;
    int c;
    c = cmp(a, b); ASSERT_ALWAYS(c > 0);
    c = cmp(b, a); ASSERT_ALWAYS(c < 0);
  }


  // ternary operators

  // mpz_addmul
  {
    mpz_class a(1), b(2), c(3);
    mpz_class d;
    d = a + b * c; ASSERT_ALWAYS(d == 7);
  }
  {
    mpz_class a(1), b(2);
    unsigned int c = 3;
    mpz_class d;
    d = a + b * c; ASSERT_ALWAYS(d == 7);
  }
  {
    mpz_class a(1), b(3);
    unsigned int c = 2;
    mpz_class d;
    d = a + c * b; ASSERT_ALWAYS(d == 7);
  }
  {
    mpz_class a(1), b(2);
    signed int c = 3;
    mpz_class d;
    d = a + b * c; ASSERT_ALWAYS(d == 7);
  }
  {
    mpz_class a(1), b(3);
    signed int c = 2;
    mpz_class d;
    d = a + c * b; ASSERT_ALWAYS(d == 7);
  }
  {
    mpz_class a(1), b(2);
    double c = 3.0;
    mpz_class d;
    d = a + b * c; ASSERT_ALWAYS(d == 7);
  }
  {
    mpz_class a(1), b(3);
    double c = 2.0;
    mpz_class d;
    d = a + c * b; ASSERT_ALWAYS(d == 7);
  }

  {
    mpz_class a(2), b(3), c(4);
    mpz_class d;
    d = a * b + c; ASSERT_ALWAYS(d == 10);
  }
  {
    mpz_class a(2), b(4);
    unsigned int c = 3;
    mpz_class d;
    d = a * c + b; ASSERT_ALWAYS(d == 10);
  }
  {
    mpz_class a(3), b(4);
    unsigned int c = 2;
    mpz_class d;
    d = c * a + b; ASSERT_ALWAYS(d == 10);
  }
  {
    mpz_class a(2), b(4);
    signed int c = 3;
    mpz_class d;
    d = a * c + b; ASSERT_ALWAYS(d == 10);
  }
  {
    mpz_class a(3), b(4);
    signed int c = 2;
    mpz_class d;
    d = c * a + b; ASSERT_ALWAYS(d == 10);
  }
  {
    mpz_class a(2), b(4);
    double c = 3.0;
    mpz_class d;
    d = a * c + b; ASSERT_ALWAYS(d == 10);
  }
  {
    mpz_class a(3), b(4);
    double c = 2.0;
    mpz_class d;
    d = c * a + b; ASSERT_ALWAYS(d == 10);
  }

  // mpz_submul
  {
    mpz_class a(1), b(2), c(3);
    mpz_class d;
    d = a - b * c; ASSERT_ALWAYS(d == -5);
  }
  {
    mpz_class a(1), b(2);
    unsigned int c = 3;
    mpz_class d;
    d = a - b * c; ASSERT_ALWAYS(d == -5);
  }
  {
    mpz_class a(1), b(3);
    unsigned int c = 2;
    mpz_class d;
    d = a - c * b; ASSERT_ALWAYS(d == -5);
  }
  {
    mpz_class a(1), b(2);
    signed int c = 3;
    mpz_class d;
    d = a - b * c; ASSERT_ALWAYS(d == -5);
  }
  {
    mpz_class a(1), b(3);
    signed int c = 2;
    mpz_class d;
    d = a - c * b; ASSERT_ALWAYS(d == -5);
  }
  {
    mpz_class a(1), b(2);
    double c = 3.0;
    mpz_class d;
    d = a - b * c; ASSERT_ALWAYS(d == -5);
  }
  {
    mpz_class a(1), b(3);
    double c = 2.0;
    mpz_class d;
    d = a - c * b; ASSERT_ALWAYS(d == -5);
  }

  {
    mpz_class a(2), b(3), c(4);
    mpz_class d;
    d = a * b - c; ASSERT_ALWAYS(d == 2);
  }
  {
    mpz_class a(2), b(4);
    unsigned int c = 3;
    mpz_class d;
    d = a * c - b; ASSERT_ALWAYS(d == 2);
  }
  {
    mpz_class a(3), b(4);
    unsigned int c = 2;
    mpz_class d;
    d = c * a - b; ASSERT_ALWAYS(d == 2);
  }
  {
    mpz_class a(2), b(4);
    signed int c = 3;
    mpz_class d;
    d = a * c - b; ASSERT_ALWAYS(d == 2);
  }
  {
    mpz_class a(3), b(4);
    signed int c = 2;
    mpz_class d;
    d = c * a - b; ASSERT_ALWAYS(d == 2);
  }
  {
    mpz_class a(2), b(4);
    double c = 3.0;
    mpz_class d;
    d = a * c - b; ASSERT_ALWAYS(d == 2);
  }
  {
    mpz_class a(3), b(4);
    double c = 2.0;
    mpz_class d;
    d = c * a - b; ASSERT_ALWAYS(d == 2);
  }
}

void
check_mpq (void)
{
  // unary operators and functions

  // operator+
  {
    mpq_class a(1, 2);
    mpq_class b;
    b = +a; ASSERT_ALWAYS(b == 0.5);
  }

  // operator-
  {
    mpq_class a(3, 4);
    mpq_class b;
    b = -a; ASSERT_ALWAYS(b == -0.75);
  }

  // abs
  {
    mpq_class a(-123);
    mpq_class b;
    b = abs(a); ASSERT_ALWAYS(b == 123);
  }

  // sgn
  {
    mpq_class a(123);
    int b = sgn(a); ASSERT_ALWAYS(b == 1);
  }
  {
    mpq_class a(0);
    int b = sgn(a); ASSERT_ALWAYS(b == 0);
  }
  {
    mpq_class a(-123);
    int b = sgn(a); ASSERT_ALWAYS(b == -1);
  }


  // binary operators and functions

  // operator+
  {
    mpq_class a(1, 2), b(3, 4);
    mpq_class c;
    c = a + b; ASSERT_ALWAYS(c == 1.25);
  }
  {
    mpq_class a(1, 2);
    signed int b = 2;
    mpq_class c;
    c = a + b; ASSERT_ALWAYS(c == 2.5);
  }
  {
    mpq_class a(1, 2);
    double b = 1.5;
    mpq_class c;
    c = b + a; ASSERT_ALWAYS(c == 2);
  }

  // operator-
  {
    mpq_class a(1, 2), b(3, 4);
    mpq_class c;
    c = a - b; ASSERT_ALWAYS(c == -0.25);
  }

  // operator*
  {
    mpq_class a(1, 3), b(3, 4);
    mpq_class c;
    c = a * b; ASSERT_ALWAYS(c == 0.25);
    c = b * b; ASSERT_ALWAYS(c == 0.5625);
  }

  // operator/
  {
    mpq_class a(1, 2), b(2, 3);
    mpq_class c;
    c = a / b; ASSERT_ALWAYS(c == 0.75);
  }

  // operator<<
  // operator>>
  // operator==
  // operator!=
  // operator<
  // operator<=
  // operator>
  // operator>=

  // cmp
  {
    mpq_class a(123), b(45);
    int c;
    c = cmp(a, b); ASSERT_ALWAYS(c > 0);
    c = cmp(b, a); ASSERT_ALWAYS(c < 0);
  }
  {
    mpq_class a(123);
    unsigned long b = 45;
    int c;
    c = cmp(a, b); ASSERT_ALWAYS(c > 0);
    c = cmp(b, a); ASSERT_ALWAYS(c < 0);
  }
  {
    mpq_class a(123);
    long b = 45;
    int c;
    c = cmp(a, b); ASSERT_ALWAYS(c > 0);
    c = cmp(b, a); ASSERT_ALWAYS(c < 0);
  }
  {
    mpq_class a(123);
    double b = 45;
    int c;
    c = cmp(a, b); ASSERT_ALWAYS(c > 0);
    c = cmp(b, a); ASSERT_ALWAYS(c < 0);
  }
}

void
check_mpf (void)
{
  // unary operators and functions

  // operator+
  {
    mpf_class a(1);
    mpf_class b;
    b = +a; ASSERT_ALWAYS(b == 1);
  }

  // operator-
  {
    mpf_class a(2);
    mpf_class b;
    b = -a; ASSERT_ALWAYS(b == -2);
  }

  // abs
  {
    mpf_class a(-123);
    mpf_class b;
    b = abs(a); ASSERT_ALWAYS(b == 123);
  }

  // trunc
  {
    mpf_class a(1.5);
    mpf_class b;
    b = trunc(a); ASSERT_ALWAYS(b == 1);
  }
  {
    mpf_class a(-1.5);
    mpf_class b;
    b = trunc(a); ASSERT_ALWAYS(b == -1);
  }

  // floor
  {
    mpf_class a(1.9);
    mpf_class b;
    b = floor(a); ASSERT_ALWAYS(b == 1);
  }
  {
    mpf_class a(-1.1);
    mpf_class b;
    b = floor(a); ASSERT_ALWAYS(b == -2);
  }

  // ceil
  {
    mpf_class a(1.1);
    mpf_class b;
    b = ceil(a); ASSERT_ALWAYS(b == 2);
  }
  {
    mpf_class a(-1.9);
    mpf_class b;
    b = ceil(a); ASSERT_ALWAYS(b == -1);
  }

  // sqrt
  {
    mpf_class a(25);
    mpf_class b;
    b = sqrt(a); ASSERT_ALWAYS(b == 5);
  }
  {
    mpf_class a(2.25);
    mpf_class b;
    b = sqrt(a); ASSERT_ALWAYS(b == 1.5);
  }

  // sgn
  {
    mpf_class a(123);
    int b = sgn(a); ASSERT_ALWAYS(b == 1);
  }
  {
    mpf_class a(0);
    int b = sgn(a); ASSERT_ALWAYS(b == 0);
  }
  {
    mpf_class a(-123);
    int b = sgn(a); ASSERT_ALWAYS(b == -1);
  }


  // binary operators and functions

  // operator+
  {
    mpf_class a(1), b(2);
    mpf_class c;
    c = a + b; ASSERT_ALWAYS(c == 3);
  }

  // operator-
  {
    mpf_class a(3), b(4);
    mpf_class c;
    c = a - b; ASSERT_ALWAYS(c == -1);
  }

  // operator*
  {
    mpf_class a(2), b(5);
    mpf_class c;
    c = a * b; ASSERT_ALWAYS(c == 10);
  }

  // operator/
  {
    mpf_class a(7), b(4);
    mpf_class c;
    c = a / b; ASSERT_ALWAYS(c == 1.75);
  }

  // operator<<
  // operator>>
  // operator==
  // operator!=
  // operator<
  // operator<=
  // operator>
  // operator>=

  // hypot
  {
    mpf_class a(3), b(4);
    mpf_class c;
    c = hypot(a, b); ASSERT_ALWAYS(c == 5);
  }

  // cmp
  {
    mpf_class a(123), b(45);
    int c;
    c = cmp(a, b); ASSERT_ALWAYS(c > 0);
    c = cmp(b, a); ASSERT_ALWAYS(c < 0);
  }
  {
    mpf_class a(123);
    unsigned long b = 45;
    int c;
    c = cmp(a, b); ASSERT_ALWAYS(c > 0);
    c = cmp(b, a); ASSERT_ALWAYS(c < 0);
  }
  {
    mpf_class a(123);
    long b = 45;
    int c;
    c = cmp(a, b); ASSERT_ALWAYS(c > 0);
    c = cmp(b, a); ASSERT_ALWAYS(c < 0);
  }
  {
    mpf_class a(123);
    double b = 45;
    int c;
    c = cmp(a, b); ASSERT_ALWAYS(c > 0);
    c = cmp(b, a); ASSERT_ALWAYS(c < 0);
  }
}


int
main (void)
{
  tests_start();

  check_mpz();
  check_mpq();
  check_mpf();

  tests_end();
  return 0;
}
