mes/lib/tests/scaffold/60-math.c
Jan (janneke) Nieuwenhuizen 98965c8807
test: Split-off scaffold/60-math-itoa.c.
* lib/tests/scaffold/60-math.c (main): Move itoa tests to...
* lib/tests/scaffold/60-math-itoa.c: ...this new file.
* build-aux/check-mescc.sh (mes_tests): Add it.
2021-01-23 08:43:43 +01:00

201 lines
3.2 KiB
C

/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2017,2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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.
*
* GNU Mes 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include <limits.h>
#include <stdio.h>
#include <string.h>
#include <mes/lib.h>
int
add (int a, int b)
{
return a + b;
}
int
inc (int i)
{
return i + 1;
}
int
main ()
{
int i;
oputs ("\n");
oputs ("t: 0 < 0\n");
if (0 < 0)
return 1;
oputs ("t: 2 < 1\n");
if (2 < 1)
return 2;
oputs ("t: -1 < -2\n");
if (-1 < -2)
return 3;
oputs ("t: 0 < -1\n");
if (0 < -1)
return 4;
oputs ("t: 0 > 0\n");
if (0 > 0)
return 5;
oputs ("t: 1 > 2\n");
if (1 > 2)
return 6;
oputs ("t: -2 > -1\n");
if (-2 > -1)
return 7;
oputs ("t: -1 > 0\n");
if (-1 > 0)
return 9;
oputs ("t: 1 == inc (0)\n");
if (1 == inc (0))
goto ok0;
return 10;
ok0:
oputs ("t: 0 < inc (0)\n");
if (0 < inc (0))
goto ok1;
return 11;
ok1:
oputs ("t: inc (0) + 2 != 3\n");
if (inc (0) + inc (1) != 3)
return 12;
oputs ("t: 4/2=");
i = 4 / 2;
if (i != 2)
return 13;
i += 48;
putchar (i);
oputs ("\n");
oputs ("t: 3*4=\n");
i = 3 * 4;
if (i != 12)
return 14;
oputs ("t: i /= 4\n");
i /= 4;
if (i != 3)
return 15;
oputs ("t: i *= 4\n");
i *= 4;
if (i != 12)
return 16;
oputs ("t: 1 << 3\n");
if (1 << 3 != 8)
return 1 << 3;
oputs ("t: 3 << 4\n");
if (3 << 4 != 48)
return 3 << 4;
oputs ("t: 48 >> 3\n");
if (48 >> 4 != 3)
return 48 >> 4;
oputs ("t: 10 >> 1\n");
if (10 >> 1 != 5)
return 10 >> 1;
oputs ("t: 1 | 4\n");
if ((1 | 4) != 5)
return 1 | 4;
i = -3;
oputs ("t: -i\n");
if (-i != 3)
return 22;
oputs ("t: -1 + 2\n");
if (-1 + 2 != 1)
return 23;
oputs ("t: 1 & 3\n");
if ((1 & 3) != 1)
return 24;
oputs ("t: ~0\n");
if (~0 != -1)
return 25;
oputs ("t: 1 | 3\n");
if ((1 | 2) != 3)
return 26;
oputs ("t: ^ 1 \n");
if ((1 ^ 3) != 2)
return 27;
oputs ("t: 3 == 3\n");
if ((3 == 3) != 1)
return 28;
oputs ("t: 3 != 3\n");
if ((3 != 3) != 0)
return 29;
oputs ("t: 011 == 15\n");
if (011 != 9)
return 30;
oputs ("t: 0b11 == 3\n");
if (0b11 != 3)
return 31;
oputs ("t: 0x11 == 3\n");
if (0x11 != 17)
return 32;
oputs ("t: i = INT_MAX\n");
i = INT_MAX;
oputs ("t: i = 2147483646\n");
i = 2147483646;
oputs ("t: i++\n");
i++;
oputs ("t: i = INT_MIN\n");
i = INT_MIN;
oputs ("t: i = -2147483647\n");
i = -2147483647;
oputs ("t: i--\n");
i--;
return 0;
}