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#!./perl
my $file;
BEGIN {
$file = $0;
chdir 't' if -d 't';
}
END {
# let VMS whack all versions
1 while unlink('tcout');
}
use Test::More;
# these names are hardcoded in Term::Cap
my $files = join '',
grep { -f $_ }
( $ENV{HOME} . '/.termcap', # we assume pretty UNIXy system anyway
'/etc/termcap',
'/usr/share/misc/termcap' );
my $terminfo = `infocmp -C 2>/dev/null`;
unless( $files || $terminfo || $^O eq 'VMS' ) {
plan skip_all => 'no termcap available to test';
}
else {
plan tests => 45;
}
use_ok( 'Term::Cap' );
local (*TCOUT, *OUT);
my $out = tie *OUT, 'TieOut';
my $writable = 1;
if (open(TCOUT, ">tcout")) {
print TCOUT <DATA>;
close TCOUT;
} else {
$writable = 0;
}
# termcap_path -- the names are hardcoded in Term::Cap
$ENV{TERMCAP} = '';
my $path = join '', Term::Cap::termcap_path();
is( $path, $files, 'termcap_path() should find default files' );
SKIP: {
# this is ugly, but -f $0 really *ought* to work
skip("-f $file fails, some tests difficult now", 2) unless -f $file;
$ENV{TERMCAP} = $ENV{TERMPATH} = $file;
ok( grep($file, Term::Cap::termcap_path()),
'termcap_path() should find file from $ENV{TERMCAP}' );
$ENV{TERMCAP} = '/';
ok( grep($file, Term::Cap::termcap_path()),
'termcap_path() should find file from $ENV{TERMPATH}' );
}
# make a Term::Cap "object"
my $t = {
PADDING => 1,
_pc => 'pc',
};
bless($t, 'Term::Cap' );
# see if Tpad() works
is( $t->Tpad(), undef, 'Tpad() should return undef with no arguments' );
is( $t->Tpad('x'), 'x', 'Tpad() should return strings verbatim with no match' );
is( $t->Tpad( '1*a', 2 ), 'apcpc', 'Tpad() should pad paddable strings' );
$t->{PADDING} = 2;
is( $t->Tpad( '1*a', 3, *OUT ), 'apcpc', 'Tpad() should perform pad math' );
is( $out->read(), 'apcpc', 'Tpad() should write to filehandle when passed' );
is( $t->Tputs('PADDING'), 2, 'Tputs() should return existing value' );
is( $t->Tputs('pc', 2), 'pc', 'Tputs() should delegate to Tpad()' );
$t->Tputs('pc', 1, *OUT);
is( $t->{pc}, 'pc', 'Tputs() should cache pc value when asked' );
is( $out->read(), 'pc', 'Tputs() should write to filehandle when passed' );
eval { $t->Trequire( 'pc' ) };
is( $@, '', 'Trequire() should finds existing cap' );
eval { $t->Trequire( 'nonsense' ) };
like( $@, qr/support: \(nonsense\)/,
'Trequire() should croak with unsupported cap' );
my $warn;
local $SIG{__WARN__} = sub {
$warn = $_[0];
};
# test the first few features by forcing Tgetent() to croak (line 156)
undef $ENV{TERM};
my $vals = {};
eval { local $^W = 1; $t = Term::Cap->Tgetent($vals) };
like( $@, qr/TERM not set/, 'Tgetent() should croaks without TERM' );
like( $warn, qr/OSPEED was not set/, 'Tgetent() should set default OSPEED' );
is( $vals->{PADDING}, 10000/9600, 'Default OSPEED implies default PADDING' );
$warn = 'xxxx';
eval { local $^W = 0; $t = Term::Cap->Tgetent($vals) };
is($warn,'xxxx',"Tgetent() doesn't carp() without warnings on");
# check values for very slow speeds
$vals->{OSPEED} = 1;
$warn = '';
eval { $t = Term::Cap->Tgetent($vals) };
is( $warn, '', 'Tgetent() should not work if OSPEED is provided' );
is( $vals->{PADDING}, 200, 'Tgetent() should set slow PADDING when needed' );
SKIP: {
skip('Tgetent() bad termcap test, since using a fixed termcap',1)
if $^O eq 'VMS';
# now see if lines 177 or 180 will fail
$ENV{TERM} = 'foo';
$ENV{TERMPATH} = '!';
$ENV{TERMCAP} = '';
eval { $t = Term::Cap->Tgetent($vals) };
isnt( $@, '', 'Tgetent() should catch bad termcap file' );
}
SKIP: {
skip( "Can't write 'tcout' file for tests", 9 ) unless $writable;
# it won't find the termtype in this fake file, so it should croak
$vals->{TERM} = 'quux';
$ENV{TERMPATH} = 'tcout';
eval { $t = Term::Cap->Tgetent($vals) };
like( $@, qr/failed termcap/, 'Tgetent() should die with bad termcap' );
# it shouldn't try to read one file more than 32(!) times
# see __END__ for a really awful termcap example
$ENV{TERMPATH} = join(' ', ('tcout') x 33);
$vals->{TERM} = 'bar';
eval { $t = Term::Cap->Tgetent($vals) };
like( $@, qr/failed termcap loop/, 'Tgetent() should catch deep recursion');
# now let it read a fake termcap file, and see if it sets properties
$ENV{TERMPATH} = 'tcout';
$vals->{TERM} = 'baz';
$t = Term::Cap->Tgetent($vals);
is( $t->{_f1}, 1, 'Tgetent() should set a single field correctly' );
is( $t->{_f2}, 1, 'Tgetent() should set another field on the same line' );
is( $t->{_no}, '', 'Tgetent() should set a blank field correctly' );
is( $t->{_k1}, 'v1', 'Tgetent() should set a key value pair correctly' );
like( $t->{_k2}, qr/v2\\\n2/, 'Tgetent() should set and translate pairs' );
# and it should have set these two fields
is( $t->{_pc}, "\0", 'should set _pc field correctly' );
is( $t->{_bc}, "\b", 'should set _bc field correctly' );
}
# Windows hack
SKIP:
{
skip("QNX's termcap database does not contain an entry for dumb terminals",
1) if $^O eq 'nto';
local *^O;
local *ENV;
delete $ENV{TERM};
$^O = 'MSWin32';
my $foo = Term::Cap->Tgetent();
is($foo->{TERM} ,'dumb','Windows gets "dumb" by default');
}
# Tgoto has comments on the expected formats
$t->{_test} = "a%d";
is( $t->Tgoto('test', '', 1, *OUT), 'a1', 'Tgoto() should handle %d code' );
is( $out->read(), 'a1', 'Tgoto() should print to filehandle if passed' );
$t->{_test} = "a%.";
like( $t->Tgoto('test', '', 1), qr/^a\x01/, 'Tgoto() should handle %.' );
if (ord('A') == 193) { # EBCDIC platform
like( $t->Tgoto('test', '', 0), qr/\x81\x01\x16/,
'Tgoto() should handle %. and magic' );
} else { # ASCII platform
like( $t->Tgoto('test', '', 0), qr/\x61\x01\x08/,
'Tgoto() should handle %. and magic' );
}
$t->{_test} = 'a%+';
like( $t->Tgoto('test', '', 1), qr/a\x01/, 'Tgoto() should handle %+' );
$t->{_test} = 'a%+a';
is( $t->Tgoto('test', '', 1), 'ab', 'Tgoto() should handle %+char' );
$t->{_test} .= 'a' x 99;
like( $t->Tgoto('test', '', 1), qr/ba{98}/,
'Tgoto() should substr()s %+ if needed' );
$t->{_test} = '%ra%d';
is( $t->Tgoto('test', 1, ''), 'a1', 'Tgoto() should swaps params with %r' );
$t->{_test} = 'a%>11bc';
is( $t->Tgoto('test', '', 1), 'abc', 'Tgoto() should unpack args with %>' );
$t->{_test} = 'a%21';
is( $t->Tgoto('test'), 'a001', 'Tgoto() should format with %2' );
$t->{_test} = 'a%31';
is( $t->Tgoto('test'), 'a0001', 'Tgoto() should also formats with %3' );
$t->{_test} = '%ia%21';
is( $t->Tgoto('test', '', 1), 'a021', 'Tgoto() should increment args with %i' );
$t->{_test} = '%z';
is( $t->Tgoto('test'), 'OOPS', 'Tgoto() should catch invalid args' );
# and this is pretty standard
package TieOut;
sub TIEHANDLE {
bless( \(my $self), $_[0] );
}
sub PRINT {
my $self = shift;
$$self .= join('', @_);
}
sub read {
my $self = shift;
substr( $$self, 0, length($$self), '' );
}
__END__
bar: :tc=bar: \
baz: \
:f1: :f2: \
:no@ \
:k1#v1\
:k2=v2\\n2
|
