File: testlong.ecm

package info (click to toggle)
gmp-ecm 7.0.4+ds-5
  • links: PTS, VCS
  • area: main
  • in suites: bullseye, buster, sid
  • size: 4,728 kB
  • sloc: asm: 36,431; ansic: 34,057; xml: 885; python: 799; sh: 698; makefile: 348
file content (88 lines) | stat: -rwxr-xr-x 3,582 bytes parent folder | download | duplicates (2)
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
#!/bin/sh

# test file for ECM
#
# Copyright 2002, 2003, 2004, 2005, 2006, 2008, 2009, 2011, 2012
# Jim Fougeron, Alexander Kruppa, Dave Newman, Paul Zimmermann, Cyril Bouvier,
# David Cleaver.
#
# 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; see the file COPYING.  If not, see
# http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc.,
# 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.

ECM="${1:-./ecm}"

GMPECM_DATADIR=${GMPECM_DATADIR:-.}

# Call with "checkcode $? n" to check that return code is n
# (see test.pm1 for the explanation of the different return codes)              
checkcode () {
  if [ $1 != $2 ]
  then
    echo "############### ERROR ###############"
    echo "Expected return code $2 but got $1"
    exit 1
  fi
}

# Exit statues returned by GMP-ECM:
# 0      Normal program termination, no factor found
# 1      Error
# 2      Composite factor found, cofactor is composite
# 6      (Probable) prime factor found, cofactor is composite
# 8      Input number found
# 10     Composite factor found, cofactor is a (probable) prime
# 14     (Probable) prime factor found, cofactor is a (probable) prime

# from https://groups.google.com/forum/#!topic/Mersenneplustwo/PQK_mBLTvpI
echo "(2^9941+1)/3" | $ECM -param 0 -go "463579*709817" -sigma 1953495724 106693 176849; checkcode $? 6

# from https://groups.google.com/forum/#!topic/Mersenneplustwo/hQaaIwm3Tj8
echo "(2^9941+1)/3" | $ECM -param 0 -go 400643 -sigma 883077734 66643 88572719; checkcode $? 6

# from https://groups.google.com/forum/#!topic/Mersenneplustwo/jZH-3OjShdo
echo "(2^23209+1)/389100550245753" | $ECM -param 0 -sigma 1403722985 -go "1043173*1363273*1577143" 29411 1046754883; checkcode $? 6

# from https://groups.google.com/forum/#!topic/Mersenneplustwo/XKAkqQ3_ni4
# this example is too expensive, we skip it

# check that primality test of cofactor is not too expensive
echo "2^2582657+1" | $ECM -param 0 -sigma 1483035008190041 46 481199; checkcode $? 2

# p54 factor from F_12 found on March 27, 2010 by Michael Vang
echo "(2^(2^12)+1)/114689/26017793/63766529/190274191361/1256132134125569" | $ECM -go "2413097*9027881*23759413" -sigma 1428526317 65123 45947380867; checkcode $? 6

# idem with -maxmem
echo "(2^(2^12)+1)/114689/26017793/63766529/190274191361/1256132134125569" | $ECM -maxmem 500 -go "2413097*9027881*23759413" -sigma 1428526317 65123 45947380867; checkcode $? 6

# exercise base2mod_2
echo "2^(2^15)+1" | $ECM -sigma 0:42 1e3; checkcode $? 6

# check resume file from Prime95
$ECM -resume ${GMPECM_DATADIR}/M997.save 0 78756287
checkcode $? 14

# exercise some Fermat code, factor found in stage 1
echo "2^32768+1" | $ECM -sigma 0:31415926 1000; checkcode $? 6
# exercise some Fermat code, factor found in stage 2
echo "2^32768+1" | $ECM -sigma 0:314159000 1000; checkcode $? 6

# check resume file from Prime95
$ECM -resume ${GMPECM_DATADIR}/M877.save 0 819632383
checkcode $? 6

# exercise estimated memory usage in Gb
$ECM -v -k 1 1 8e11 < ${GMPECM_DATADIR}/c155

echo "All ECM tests are ok."