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
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
|
/* Ergo, version 3.8, a program for linear scaling electronic structure
* calculations.
* Copyright (C) 2019 Elias Rudberg, Emanuel H. Rubensson, Pawel Salek,
* and Anastasia Kruchinina.
*
* This program 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.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
* Primary academic reference:
* Ergo: An open-source program for linear-scaling electronic structure
* calculations,
* Elias Rudberg, Emanuel H. Rubensson, Pawel Salek, and Anastasia
* Kruchinina,
* SoftwareX 7, 107 (2018),
* <http://dx.doi.org/10.1016/j.softx.2018.03.005>
*
* For further information about Ergo, see <http://www.ergoscf.org>.
*/
/** @file file_tools/test/test.cc
@brief File containg tests for reading/writing sparse matrices from/to mtx files and dense matrices from/to binary files.
@author Anastasia Kruchinina <em>responsible</em>
*/
#include <iostream>
#include <stdio.h>
#include <cstdlib>
#include "files_dense.h"
#include "files_sparse.h"
#include "files_sparse_bin.h"
using namespace std;
int main(int argc, char *argv[])
{
// Create test symmetric sparse matrix
int nnz = 10;
int N = 10;
int I[] = { 1,4,2,3,1,5,6,6,2,6};
int J[] = { 4,4,6,6,8,8,8,9,10,10};
real val[] = { 2.3505,-1.0616,0.4882,-0.7648,-1.5998,-1.4023,0.7481,-0.6156,0.8886,-0.1924};
vector<int> Iv(I, I + sizeof(I) / sizeof(int));
vector<int> Jv(J, J + sizeof(J) / sizeof(int));
vector<real> valv(val, val + sizeof(val) / sizeof(real));
{
std::cout << "Test mtx files" << '\n';
vector<int> Iv2;
vector<int> Jv2;
vector<real> valv2;
int N2;
if (write_matrix_to_mtx("test_sparse.mtx", Iv, Jv, valv, N) == -1)
{
printf("Error in write_matrix_to_mtx.\n");
return -1;
}
read_matrix_from_mtx("test_sparse.mtx", Iv2, Jv2, valv2, N2, N2);
assert(N == N2);
assert((int)Iv2.size() == nnz);
assert(Iv == Iv2);
assert(Jv == Jv2);
assert(valv == valv2);
}
////////////////////////////
{
std::cout << "Test binary files" << '\n';
vector<int> Iv2;
vector<int> Jv2;
vector<real> valv2;
int N2;
try
{
write_matrix_to_bin("test_sparse.bin", Iv, Jv, valv, N);
read_matrix_from_bin("test_sparse.bin", Iv2, Jv2, valv2, N2, N2);
}
catch (const std::exception& e)
{
std::cout << "Error:" << e.what() << '\n';
}
assert(N == N2);
assert((int)Iv2.size() == nnz);
assert(Iv == Iv2);
assert(Jv == Jv2);
assert(valv == valv2);
}
cout << "All tests finished OK!" << endl;
return 1;
}
|
