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use v6;
use Test;
plan 13;
# L<S02/"Infinity and C<NaN>" /Perl 6 by default makes standard IEEE floating point concepts visible>
{
my $x = Inf;
ok( $x == Inf , 'numeric equal');
ok( $x eq 'Inf', 'string equal');
}
{
my $x = -Inf;
ok( $x == -Inf, 'negative numeric equal' );
ok( $x eq '-Inf', 'negative string equal' );
}
#?rakudo skip 'integer Inf'
{
my $x = Inf.Int;
ok( $x == Inf, 'int numeric equal' );
#?pugs todo
ok( $x eq 'Inf', 'int string equal' );
}
#?rakudo skip 'integer Inf'
{
my $x = ( -Inf ).Int;
ok( $x == -Inf, 'int numeric equal' );
#?pugs todo
ok( $x eq '-Inf', 'int string equal' );
}
# Inf should == Inf. Additionally, Inf's stringification (~Inf), "Inf", should
# eq to the stringification of other Infs.
# Thus:
# Inf == Inf # true
# and:
# Inf eq Inf # same as
# ~Inf eq ~Inf # true
#?pugs 4 todo
ok truncate(Inf) ~~ Inf, 'truncate(Inf) ~~ Inf';
#?rakudo 3 todo 'Int conversion of NaN and Inf'
ok NaN.Int === NaN, 'Inf.Int === Int';
ok Inf.Int === Inf, 'Inf.Int === Int';
ok (-Inf).Int === (-Inf), 'Inf.Int === Int';
# RT #70730
#?pugs skip 'parsefail'
{
ok ( rand * Inf ) === Inf, 'multiply rand by Inf without maximum recursion depth exceeded';
}
# vim: ft=perl6
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