undef tests and docs for undef/non-numeric arg handling #54
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leonerd
reviewed
Jan 5, 2018
| local $SIG{__WARN__} = sub { $warning = shift }; | ||
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| my $var = dualvar(undef, undef); | ||
| like($warning, qr/Use of uninitialized value in subroutine entry/, 'undef arg warning'); |
Contributor
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Aren't these warnings localised to different languages? Or am I being confused about $! ?
leonerd
reviewed
Jan 5, 2018
| ok( $var == undef, 'Numeric value'); | ||
| ok( $var eq undef, 'String value'); | ||
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| my $var2 = dualvar(2.2, undef); |
Contributor
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You probably want to
undef $warning;
just before each additional test block to ensure that it's not just remaining from the previous
leonerd
reviewed
Jan 5, 2018
| local $SIG{__WARN__} = sub { $warning = shift }; | ||
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| my @c = prototype(); | ||
| is( scalar @c, 0, 'no arg results in empty list'); # XXX |
Contributor
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Inconsistent whitespacing - probably wants to be
is(scalar @c, 0, 'no arg results in empty list'); # XXX
leonerd
reviewed
Jan 5, 2018
| like($warning, qr/Use of uninitialized value in subroutine prototype/, 'no arg results in undef arg warning'); | ||
| undef $warning; | ||
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| is( prototype(undef), undef, 'undef arg'); |
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This PR is for https://rt.cpan.org/Ticket/Display.html?id=121013 and still requires some feedback.