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|
#!./perl
#
# various typeglob tests
#
print "1..11\n";
# type coersion on assignment
$foo = 'foo';
$bar = *main::foo;
$bar = $foo;
print ref(\$bar) eq 'SCALAR' ? "ok 1\n" : "not ok 1\n";
$foo = *main::bar;
# type coersion (not) on misc ops
if ($foo) {
print ref(\$foo) eq 'GLOB' ? "ok 2\n" : "not ok 2\n";
}
unless ($foo =~ /abcd/) {
print ref(\$foo) eq 'GLOB' ? "ok 3\n" : "not ok 3\n";
}
if ($foo eq '*main::bar') {
print ref(\$foo) eq 'GLOB' ? "ok 4\n" : "not ok 4\n";
}
# type coersion on substitutions that match
$a = *main::foo;
$b = $a;
$a =~ s/^X//;
print ref(\$a) eq 'GLOB' ? "ok 5\n" : "not ok 5\n";
$a =~ s/^\*//;
print $a eq 'main::foo' ? "ok 6\n" : "not ok 6\n";
print ref(\$b) eq 'GLOB' ? "ok 7\n" : "not ok 7\n";
# typeglobs as lvalues
substr($foo, 0, 1) = "XXX";
print ref(\$foo) eq 'SCALAR' ? "ok 8\n" : "not ok 8\n";
print $foo eq 'XXXmain::bar' ? "ok 9\n" : "not ok 9\n";
# returning glob values
sub foo {
local($bar) = *main::foo;
$foo = *main::bar;
return ($foo, $bar);
}
($fuu, $baa) = foo();
if (defined $fuu) {
print ref(\$fuu) eq 'GLOB' ? "ok 10\n" : "not ok 10\n";
}
if (defined $baa) {
print ref(\$baa) eq 'GLOB' ? "ok 11\n" : "not ok 11\n";
}
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