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use warnings;
use strict;
use Config;
use Math::MPFR qw(:mpfr);
eval {require Math::GMPq; Math::GMPq->import(':mpq');};
if($@) {
print "1..1\n";
warn "\nSkipping all tests - Couldn't load Math::GMPq\n";
print "ok 1\n";
exit 0;
}
print "1..10\n";
my $nan = Math::MPFR->new();
my $ninf = Math::MPFR->new(-1) / Math::MPFR->new(0);
my $pinf = Math::MPFR->new(1) / Math::MPFR->new(0);
my $pzero = Math::MPFR->new(0);
my $nzero = Math::MPFR->new(0) * Math::MPFR->new(-1);
my $ok;
my $q = Math::GMPq->new();
$ok .= 'a' unless Rmpfr_erangeflag_p();
eval {Rmpfr_get_q($q, $nan);};
if($@ =~ /^In Rmpfr_get_q: Cannot coerce an 'Inf' or 'NaN' to a Math::GMPq object/) {print "ok 1\n"}
else {
warn "\n\$\@\n:$@\n";
print "not ok 1\n";
}
$ok .= 'b' if !Rmpfr_erangeflag_p();
Rmpfr_clear_erangeflag();
$ok .= 'c' unless Rmpfr_erangeflag_p();
eval {Rmpfr_get_q($q, $ninf);};
if($@ =~ /^In Rmpfr_get_q: Cannot coerce an 'Inf' or 'NaN' to a Math::GMPq object/) {print "ok 2\n"}
else {
warn "\n\$\@\n:$@\n";
print "not ok 2\n";
}
$ok .= 'd' if !Rmpfr_erangeflag_p();
Rmpfr_clear_erangeflag();
$ok .= 'e' unless Rmpfr_erangeflag_p();
eval {Rmpfr_get_q($q, $pinf);};
if($@ =~ /^In Rmpfr_get_q: Cannot coerce an 'Inf' or 'NaN' to a Math::GMPq object/) {print "ok 3\n"}
else {
warn "\n\$\@\n:$@\n";
print "not ok 1\n";
}
$ok .= 'f' if !Rmpfr_erangeflag_p();
Rmpfr_clear_erangeflag();
$ok .= 'g' unless Rmpfr_erangeflag_p();
Rmpfr_get_q($q, $pzero);
if($q == 0) {print "ok 4\n"}
else {
warn "\nExpected 0, got $q\n";
print "not ok 4\n";
}
Rmpfr_get_q($q, $nzero);
if($q == 0) {print "ok 5\n"}
else {
warn "\nExpected 0, got $q\n";
print "not ok 5\n";
}
my $val = Rmpfr_init2(121);
Rmpfr_set_d($val, 2.0, MPFR_RNDN);
$val **= 0.5;
#print "$val\n";
Rmpfr_get_q($q, $val);
if(Rmpfr_cmp_q($val, $q) == 0) {print "ok 6\n"}
else {
warn "\n\$val ($val) != \$q ($q)\n";
print "not ok 6\n";
}
$ok .= 'h' unless Rmpfr_erangeflag_p();
if($ok eq 'abcdefgh') {print "ok 7\n"}
else {
warn "\nExpected 'abcdefgh', got '$ok'\n";
print "not ok 7\n";
}
my $check = Rmpfr_init2(Rmpfr_get_prec($val) * 2);
Rmpfr_set($check, $val, MPFR_RNDN);
$check **= 2.0;
if(Rmpfr_cmp_q($check, $q * $q) == 0) {print "ok 8\n"}
else {
warn "\n$check != ", $q * $q, "\n";
print "not ok 8\n";
}
eval {require Math::GMPz; Math::GMPz->import(':mpz');};
if($@) {
warn "\nSkipping (canonicalization) tests 9 & 10 - Couldn't load Math::GMPz\n";
print "ok 9\n";
print "ok 10\n";
}
else {
my $num = Math::GMPz->new();
my $rop = Math::GMPq->new();
Rmpfr_get_q($rop, Math::MPFR->new(1.5));
Rmpq_numref($num, $rop);
if($num == 3) {print "ok 9\n"}
else {
warn "\nExpected 3, got $num\n";
print "not ok 9\n";
}
Rmpq_denref($num, $rop);
if($num == 2) {print "ok 10\n"}
else {
warn "\nExpected 2, got $num\n";
print "not ok 10\n";
}
}
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