Commit | Line | Data |
---|---|---|
66deed98 | 1 | #!./perl |
2 | ||
3 | BEGIN { | |
4 | chdir 't' if -d 't'; | |
20822f61 | 5 | @INC = '../lib'; |
66deed98 | 6 | } |
7 | ||
83628169 | 8 | use Test::More tests => 19; |
66deed98 | 9 | |
10 | BEGIN { $_ = 'foo'; } # because Symbol used to clobber $_ | |
11 | ||
12 | use Symbol; | |
13 | ||
c74f62b5 | 14 | ok( $_ eq 'foo', 'check $_ clobbering' ); |
66deed98 | 15 | |
16 | ||
17 | # First test gensym() | |
18 | $sym1 = gensym; | |
c74f62b5 | 19 | ok( ref($sym1) eq 'GLOB', 'gensym() returns a GLOB' ); |
66deed98 | 20 | |
21 | $sym2 = gensym; | |
22 | ||
c74f62b5 | 23 | ok( $sym1 ne $sym2, 'gensym() returns a different GLOB' ); |
66deed98 | 24 | |
25 | ungensym $sym1; | |
26 | ||
27 | $sym1 = $sym2 = undef; | |
28 | ||
ae716a98 YST |
29 | # Test geniosym() |
30 | ||
31 | use Symbol qw(geniosym); | |
32 | ||
33 | $sym1 = geniosym; | |
34 | like( $sym1, qr/=IO\(/, 'got an IO ref' ); | |
35 | ||
36 | $FOO = 'Eymascalar'; | |
37 | *FOO = $sym1; | |
38 | ||
39 | is( $sym1, *FOO{IO}, 'assigns into glob OK' ); | |
40 | ||
41 | is( $FOO, 'Eymascalar', 'leaves scalar alone' ); | |
42 | ||
43 | { | |
44 | local $^W=1; # 5.005 compat. | |
45 | my $warn; | |
46 | local $SIG{__WARN__} = sub { $warn .= "@_" }; | |
47 | readline FOO; | |
48 | like( $warn, qr/unopened filehandle/, 'warns like an unopened filehandle' ); | |
49 | } | |
66deed98 | 50 | |
51 | # Test qualify() | |
52 | package foo; | |
53 | ||
54 | use Symbol qw(qualify); # must import into this package too | |
55 | ||
c74f62b5 RGS |
56 | ::ok( qualify("x") eq "foo::x", 'qualify() with a simple identifier' ); |
57 | ::ok( qualify("x", "FOO") eq "FOO::x", 'qualify() with a package' ); | |
58 | ::ok( qualify("BAR::x") eq "BAR::x", | |
59 | 'qualify() with a qualified identifier' ); | |
60 | ::ok( qualify("STDOUT") eq "main::STDOUT", | |
61 | 'qualify() with a reserved identifier' ); | |
62 | ::ok( qualify("ARGV", "FOO") eq "main::ARGV", | |
63 | 'qualify() with a reserved identifier and a package' ); | |
64 | ::ok( qualify("_foo") eq "foo::_foo", | |
65 | 'qualify() with an identifier starting with a _' ); | |
66 | ::ok( qualify("^FOO") eq "main::\cFOO", | |
67 | 'qualify() with an identifier starting with a ^' ); | |
83628169 RGS |
68 | |
69 | # tests for delete_package | |
70 | package main; | |
71 | $Transient::variable = 42; | |
72 | ok( exists $::{'Transient::'}, 'transient stash exists' ); | |
73 | ok( defined $Transient::{variable}, 'transient variable in stash' ); | |
74 | Symbol::delete_package('Transient'); | |
75 | ok( !exists $Transient::{variable}, 'transient variable no longer in stash' ); | |
76 | is( scalar(keys %Transient::), 0, 'transient stash is empty' ); | |
77 | ok( !exists $::{'Transient::'}, 'no transient stash' ); |