flint-sys 0.9.0

Bindings to the FLINT C library
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83

/*
    Copyright (C) 2009, 2010 William Hart
    Copyright (C) 2014 Abhinav Baid

    This file is part of FLINT.

    FLINT is free software: you can redistribute it and/or modify it under
    the terms of the GNU Lesser General Public License (LGPL) as published
    by the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.  See <https://www.gnu.org/licenses/>.
*/

#include "test_helpers.h"
#include "d_vec.h"
#include "ulong_extras.h"

TEST_FUNCTION_START(d_vec_set_equal, state)
{
    int i, result;

    /* Check aliasing of a and b */
    for (i = 0; i < 1000 * flint_test_multiplier(); i++)
    {
        double *a;
        slong len = n_randint(state, 100);

        a = _d_vec_init(len);
        _d_vec_randtest(a, state, len, 0, 0);

        _d_vec_set(a, a, len);

        result = (_d_vec_equal(a, a, len));
        if (!result)
            TEST_FUNCTION_FAIL("");

        _d_vec_clear(a);
    }

    /* Compare copied vectors */
    for (i = 0; i < 1000 * flint_test_multiplier(); i++)
    {
        double *a, *b;
        slong len = n_randint(state, 100);

        a = _d_vec_init(len);
        b = _d_vec_init(len);
        _d_vec_randtest(a, state, len, 0, 0);

        _d_vec_set(b, a, len);

        result = (_d_vec_equal(a, b, len));
        if (!result)
            TEST_FUNCTION_FAIL("");

        _d_vec_clear(a);
        _d_vec_clear(b);
    }

    /* Compare unequal vectors */
    for (i = 0; i < 1000 * flint_test_multiplier(); i++)
    {
        double *a, *b;
        slong len = n_randint(state, 100) + 1;
        slong coeff;

        a = _d_vec_init(len);
        b = _d_vec_init(len);
        _d_vec_randtest(a, state, len, 0, 0);

        _d_vec_set(b, a, len);
        coeff = n_randint(state, len);
        b[coeff] += 1;

        result = (!_d_vec_equal(a, b, len));
        if (!result)
            TEST_FUNCTION_FAIL("");

        _d_vec_clear(a);
        _d_vec_clear(b);
    }

    TEST_FUNCTION_END(state);
}