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use strict;
use warnings;
use Math::MPFR qw(:mpfr);
print "1..8\n";
print "# Using Math::MPFR version ", $Math::MPFR::VERSION, "\n";
print "# Using mpfr library version ", MPFR_VERSION_STRING, "\n";
print "# Using gmp library version ", Math::MPFR::gmp_v(), "\n";
my ($have_mpz, $have_gmp) = (0, 0);
my $c = Rmpfr_init();
my $check2 = Rmpfr_init();
my $z;
Rmpfr_set_default_prec(300);
eval{require Math::GMP};
if(!$@) {$have_gmp = 1}
eval{require Math::GMPz};
if(!$@) {$have_mpz = 1}
if($have_gmp || $have_mpz) {
if($have_gmp) {$z = Math::GMP->new("1123")}
else {$z = Math::GMPz->new("1123")}
Rmpfr_set_z($c, $z, GMP_RNDN);
if($c == 1123 && Math::MPFR::get_refcnt($z) == 1
&& (Math::MPFR::get_package_name($z) eq "Math::GMP"
|| Math::MPFR::get_package_name($z) eq "Math::GMPz")) {print "ok 1\n"}
else {print "not ok 1\n"}
}
else {
warn "Skipping test 1 - no Math::GMP or Math::GMPz\n";
print "ok 1\n";
}
if($have_gmp || $have_mpz) {
Rmpfr_set_prec($c, 53);
Rmpfr_set_ui($c, 2, GMP_RNDN);
if($have_gmp) {$z = Math::GMP->new(0)}
else {$z = Math::GMPz->new(0)}
my $exp = Rmpfr_get_z_exp($z, $c);
if($exp == -51 && "$z" eq '4503599627370496'
&& (Math::MPFR::get_package_name($z) eq "Math::GMP"
|| Math::MPFR::get_package_name($z) eq "Math::GMPz")) {print "ok 2\n"}
else {print "not ok 2\n"}
}
else {
warn "Skipping test 2 - no Math::GMP or Math::GMPz\n";
print "ok 2\n";
}
if($have_gmp || $have_mpz) {
if($have_gmp) {$z = Math::GMP->new(11234)}
else {$z = Math::GMPz->new(11234)}
Rmpfr_set_prec($c, 300);
Rmpfr_set_ui($c, 237, GMP_RNDN);
Rmpfr_div_z($check2, $c, $z, GMP_RNDN);
Rmpfr_mul_z($check2, $check2, $z, GMP_RNDN);
if($check2 - $c > -0.000001
&& $check2 - $c < 0.000001
&& (Math::MPFR::get_package_name($z) eq "Math::GMP"
|| Math::MPFR::get_package_name($z) eq "Math::GMPz")) {print "ok 3\n"}
else {print "not ok 3\n"}
}
else {
warn "Skipping test 3 - no Math::GMP or Math::GMPz\n";
print "ok 3\n";
}
if($have_gmp || $have_mpz) {
if($have_gmp) {$z = Math::GMP->new("1123")}
else {$z = Math::GMPz->new("1123")}
my ($c, $cmp) = Rmpfr_init_set_z($z, GMP_RNDN);
if($c == 1123 && Math::MPFR::get_refcnt($z) == 1
&& (Math::MPFR::get_package_name($z) eq "Math::GMP"
|| Math::MPFR::get_package_name($z) eq "Math::GMPz")) {print "ok 4\n"}
else {print "not ok 4\n"}
}
else {
warn "Skipping test 4 - no Math::GMP or Math::GMPz\n";
print "ok 4\n";
}
if($have_gmp || $have_mpz) {
if($have_gmp) {$z = Math::GMP->new(17)}
else {$z = Math::GMPz->new(17)}
Rmpfr_set($check2, $c, GMP_RNDN);
Rmpfr_add_z($c, $c, $z, GMP_RNDN);
Rmpfr_sub_z($c, $c, $z, GMP_RNDN);
if($c == $check2) {print "ok 5\n"}
else {print "not ok 5\n"}
}
else {
warn "Skipping test 5 - no Math::GMP or Math::GMPz\n";
print "ok 5\n";
}
my $op1 = Math::MPFR->new(123);
my $op2 = Math::MPFR->new(456);
my $rop = Math::MPFR->new();
Rmpfr_dim($rop, $op1, $op2, GMP_RNDN);
if($rop == 0) {print "ok 6\n"}
else {
warn "\n\$rop: $rop\n";
print "not ok 6\n";
}
Rmpfr_dim($rop, $op2, $op1, GMP_RNDN);
if($rop == 333) {print "ok 7\n"}
else {
warn "\n\$rop: $rop\n";
print "not ok 7\n";
}
if($have_gmp || $have_mpz) {
if((MPFR_VERSION_MAJOR == 3 && MPFR_VERSION_MINOR >= 1) || MPFR_VERSION_MAJOR > 3) {
my $gmp;
my $fr = Math::MPFR->new(10.25);
if($have_gmp) {$gmp = Math::GMP->new(5)}
else {$gmp = Math::GMPz->new(5)}
my $ok = '';
Rmpfr_z_sub($fr, $gmp, $fr, GMP_RNDN);
if($fr == -5.25) {print "ok 8\n"}
else {print "not ok 8\n"}
}
else {
my $z;
my $fr = Math::MPFR->new(10.25);
if($have_gmp) {$z = Math::GMP->new(5)}
else {$z = Math::GMPz->new(5)}
eval{Rmpfr_z_sub($fr, $z, $fr, GMP_RNDN);};
if($@ =~ /Rmpfr_z_sub not implemented/) {print "ok 8\n"}
else {
warn "\$\@: $@";
print "not ok 8\n";
}
}
}
else {
warn "Skipping test 8 - no Math::GMP or Math::GMPz\n";
print "ok 8\n";
}
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