[gitmo/Package-Stash.git] / t / impl-selection / basic-xs.t

#!/usr/bin/env perl
use strict;
use warnings;
use Test::More;
use Test::Fatal;
use Test::Requires 'Package::Stash::XS';

BEGIN { $Package::Stash::IMPLEMENTATION = 'XS' }

use Package::Stash;

ok(exists $INC{'Package/Stash/XS.pm'}, "loaded XS");
ok(!exists $INC{'Package/Stash/PP.pm'}, "didn't load PP");

like(exception { Package::Stash->name }, qr/Can't call name as a class method/,
   q{... can't call name() as a class method});

{
    package Foo;

    use constant SOME_CONSTANT => 1;
}

# ----------------------------------------------------------------------
## tests adding a HASH

my $foo_stash = Package::Stash->new('Foo');
ok(!defined($Foo::{foo}), '... the %foo slot has not been created yet');
ok(!$foo_stash->has_symbol('%foo'), '... the object agrees');
ok(!defined($Foo::{foo}), '... checking doesn\' vivify');

is(exception {
    $foo_stash->add_symbol('%foo' => { one => 1 });
}, undef, '... created %Foo::foo successfully');

# ... scalar should NOT be created here

ok(!$foo_stash->has_symbol('$foo'), '... SCALAR shouldnt have been created too');
ok(!$foo_stash->has_symbol('@foo'), '... ARRAY shouldnt have been created too');
ok(!$foo_stash->has_symbol('&foo'), '... CODE shouldnt have been created too');

ok(defined($Foo::{foo}), '... the %foo slot was created successfully');
ok($foo_stash->has_symbol('%foo'), '... the meta agrees');

# check the value ...

{
    no strict 'refs';
    ok(exists ${'Foo::foo'}{one}, '... our %foo was initialized correctly');
    is(${'Foo::foo'}{one}, 1, '... our %foo was initialized correctly');
}

my $foo = $foo_stash->get_symbol('%foo');
is_deeply({ one => 1 }, $foo, '... got the right package variable back');

# ... make sure changes propogate up

$foo->{two} = 2;

{
    no strict 'refs';
    is(\%{'Foo::foo'}, $foo_stash->get_symbol('%foo'), '... our %foo is the same as the metas');

    ok(exists ${'Foo::foo'}{two}, '... our %foo was updated correctly');
    is(${'Foo::foo'}{two}, 2, '... our %foo was updated correctly');
}

# ----------------------------------------------------------------------
## test adding an ARRAY

ok(!defined($Foo::{bar}), '... the @bar slot has not been created yet');

is(exception {
    $foo_stash->add_symbol('@bar' => [ 1, 2, 3 ]);
}, undef, '... created @Foo::bar successfully');

ok(defined($Foo::{bar}), '... the @bar slot was created successfully');
ok($foo_stash->has_symbol('@bar'), '... the meta agrees');

# ... why does this not work ...

ok(!$foo_stash->has_symbol('$bar'), '... SCALAR shouldnt have been created too');
ok(!$foo_stash->has_symbol('%bar'), '... HASH shouldnt have been created too');
ok(!$foo_stash->has_symbol('&bar'), '... CODE shouldnt have been created too');

# check the value itself

{
    no strict 'refs';
    is(scalar @{'Foo::bar'}, 3, '... our @bar was initialized correctly');
    is(${'Foo::bar'}[1], 2, '... our @bar was initialized correctly');
}

# ----------------------------------------------------------------------
## test adding a SCALAR

ok(!defined($Foo::{baz}), '... the $baz slot has not been created yet');

is(exception {
    $foo_stash->add_symbol('$baz' => 10);
}, undef, '... created $Foo::baz successfully');

ok(defined($Foo::{baz}), '... the $baz slot was created successfully');
ok($foo_stash->has_symbol('$baz'), '... the meta agrees');

ok(!$foo_stash->has_symbol('@baz'), '... ARRAY shouldnt have been created too');
ok(!$foo_stash->has_symbol('%baz'), '... HASH shouldnt have been created too');
ok(!$foo_stash->has_symbol('&baz'), '... CODE shouldnt have been created too');

is(${$foo_stash->get_symbol('$baz')}, 10, '... got the right value back');

{
    no strict 'refs';
    ${'Foo::baz'} = 1;

    is(${'Foo::baz'}, 1, '... our $baz was assigned to correctly');
    is(${$foo_stash->get_symbol('$baz')}, 1, '... the meta agrees');
}

# ----------------------------------------------------------------------
## test adding a CODE

ok(!defined($Foo::{funk}), '... the &funk slot has not been created yet');

is(exception {
    $foo_stash->add_symbol('&funk' => sub { "Foo::funk" });
}, undef, '... created &Foo::funk successfully');

ok(defined($Foo::{funk}), '... the &funk slot was created successfully');
ok($foo_stash->has_symbol('&funk'), '... the meta agrees');

ok(!$foo_stash->has_symbol('$funk'), '... SCALAR shouldnt have been created too');
ok(!$foo_stash->has_symbol('@funk'), '... ARRAY shouldnt have been created too');
ok(!$foo_stash->has_symbol('%funk'), '... HASH shouldnt have been created too');

{
    no strict 'refs';
    ok(defined &{'Foo::funk'}, '... our &funk exists');
}

is(Foo->funk(), 'Foo::funk', '... got the right value from the function');

# ----------------------------------------------------------------------
## test multiple slots in the glob

my $ARRAY = [ 1, 2, 3 ];
my $CODE = sub { "Foo::foo" };

is(exception {
    $foo_stash->add_symbol('@foo' => $ARRAY);
}, undef, '... created @Foo::foo successfully');

ok($foo_stash->has_symbol('@foo'), '... the @foo slot was added successfully');
is($foo_stash->get_symbol('@foo'), $ARRAY, '... got the right values for @Foo::foo');

is(exception {
    $foo_stash->add_symbol('&foo' => $CODE);
}, undef, '... created &Foo::foo successfully');

ok($foo_stash->has_symbol('&foo'), '... the meta agrees');
is($foo_stash->get_symbol('&foo'), $CODE, '... got the right value for &Foo::foo');

is(exception {
    $foo_stash->add_symbol('$foo' => 'Foo::foo');
}, undef, '... created $Foo::foo successfully');

ok($foo_stash->has_symbol('$foo'), '... the meta agrees');
my $SCALAR = $foo_stash->get_symbol('$foo');
is($$SCALAR, 'Foo::foo', '... got the right scalar value back');

{
    no strict 'refs';
    is(${'Foo::foo'}, 'Foo::foo', '... got the right value from the scalar');
}

is(exception {
    $foo_stash->remove_symbol('%foo');
}, undef, '... removed %Foo::foo successfully');

ok(!$foo_stash->has_symbol('%foo'), '... the %foo slot was removed successfully');
ok($foo_stash->has_symbol('@foo'), '... the @foo slot still exists');
ok($foo_stash->has_symbol('&foo'), '... the &foo slot still exists');
ok($foo_stash->has_symbol('$foo'), '... the $foo slot still exists');

is($foo_stash->get_symbol('@foo'), $ARRAY, '... got the right values for @Foo::foo');
is($foo_stash->get_symbol('&foo'), $CODE, '... got the right value for &Foo::foo');
is($foo_stash->get_symbol('$foo'), $SCALAR, '... got the right value for $Foo::foo');

{
    no strict 'refs';
    ok(!defined(*{"Foo::foo"}{HASH}), '... the %foo slot has been removed successfully');
    ok(defined(*{"Foo::foo"}{ARRAY}), '... the @foo slot has NOT been removed');
    ok(defined(*{"Foo::foo"}{CODE}), '... the &foo slot has NOT been removed');
    ok(defined(${"Foo::foo"}), '... the $foo slot has NOT been removed');
}

is(exception {
    $foo_stash->remove_symbol('&foo');
}, undef, '... removed &Foo::foo successfully');

ok(!$foo_stash->has_symbol('&foo'), '... the &foo slot no longer exists');

ok($foo_stash->has_symbol('@foo'), '... the @foo slot still exists');
ok($foo_stash->has_symbol('$foo'), '... the $foo slot still exists');

is($foo_stash->get_symbol('@foo'), $ARRAY, '... got the right values for @Foo::foo');
is($foo_stash->get_symbol('$foo'), $SCALAR, '... got the right value for $Foo::foo');

{
    no strict 'refs';
    ok(!defined(*{"Foo::foo"}{HASH}), '... the %foo slot has been removed successfully');
    ok(!defined(*{"Foo::foo"}{CODE}), '... the &foo slot has now been removed');
    ok(defined(*{"Foo::foo"}{ARRAY}), '... the @foo slot has NOT been removed');
    ok(defined(${"Foo::foo"}), '... the $foo slot has NOT been removed');
}

is(exception {
    $foo_stash->remove_symbol('$foo');
}, undef, '... removed $Foo::foo successfully');

ok(!$foo_stash->has_symbol('$foo'), '... the $foo slot no longer exists');

ok($foo_stash->has_symbol('@foo'), '... the @foo slot still exists');

is($foo_stash->get_symbol('@foo'), $ARRAY, '... got the right values for @Foo::foo');

{
    no strict 'refs';
    ok(!defined(*{"Foo::foo"}{HASH}), '... the %foo slot has been removed successfully');
    ok(!defined(*{"Foo::foo"}{CODE}), '... the &foo slot has now been removed');
    ok(!defined(${"Foo::foo"}), '... the $foo slot has now been removed');
    ok(defined(*{"Foo::foo"}{ARRAY}), '... the @foo slot has NOT been removed');
}

{
    my $syms = $foo_stash->get_all_symbols;
    is_deeply(
        [ sort keys %{ $syms } ],
        [ sort $foo_stash->list_all_symbols ],
        '... the fetched symbols are the same as the listed ones'
    );
}

{
    my $syms = $foo_stash->get_all_symbols('CODE');

    is_deeply(
        [ sort keys %{ $syms } ],
        [ sort $foo_stash->list_all_symbols('CODE') ],
        '... the fetched symbols are the same as the listed ones'
    );

    foreach my $symbol (keys %{ $syms }) {
        is($syms->{$symbol}, $foo_stash->get_symbol('&' . $symbol), '... got the right symbol');
    }
}

{
    $foo_stash->add_symbol('%bare');
    ok(!$foo_stash->has_symbol('$bare'),
       "add_symbol with single argument doesn't vivify scalar slot");
}

{
    $foo_stash->add_symbol('%zork', {});

    my $syms = $foo_stash->get_all_symbols('HASH');

    is_deeply(
        [ sort keys %{ $syms } ],
        [ sort $foo_stash->list_all_symbols('HASH') ],
        '... the fetched symbols are the same as the listed ones'
    );

    foreach my $symbol (keys %{ $syms }) {
        is($syms->{$symbol}, $foo_stash->get_symbol('%' . $symbol), '... got the right symbol');
    }

    is_deeply(
        $syms,
        { zork => *{ $Foo::{zork} }{HASH} },
        "got the right ones",
    );
}

# check some errors

like(exception {
    $foo_stash->add_symbol('@bar', {})
}, qr/HASH.*is not of type ARRAY/, "can't initialize a slot with the wrong type of value");

like(exception {
    $foo_stash->add_symbol('bar', [])
}, qr/ARRAY.*is not of type IO/, "can't initialize a slot with the wrong type of value");

like(exception {
    $foo_stash->add_symbol('$bar', sub { })
}, qr/CODE.*is not of type SCALAR/, "can't initialize a slot with the wrong type of value");

{
    package Bar;
    open *foo, '<', $0;
}

like(exception {
    $foo_stash->add_symbol('$bar', *Bar::foo{IO})
}, qr/IO.*is not of type SCALAR/, "can't initialize a slot with the wrong type of value");

# check compile time manipulation

{
    package Baz;

    our $foo = 23;
    our @foo = "bar";
    our %foo = (baz => 1);
    sub foo { }
    open *foo, '<', $0;
    BEGIN { Package::Stash->new(__PACKAGE__)->remove_symbol('&foo') }
}

{
    my $stash = Package::Stash->new('Baz');
    is(${ $stash->get_symbol('$foo') }, 23, "got \$foo");
    is_deeply($stash->get_symbol('@foo'), ['bar'], "got \@foo");
    is_deeply($stash->get_symbol('%foo'), {baz => 1}, "got \%foo");
    ok(!$stash->has_symbol('&foo'), "got \&foo");
    is($stash->get_symbol('foo'), *Baz::foo{IO}, "got foo");
}

{
    package Quux;

    our $foo = 23;
    our @foo = "bar";
    our %foo = (baz => 1);
    sub foo { }
    open *foo, '<', $0;
}

{
    my $stash = Package::Stash->new('Quux');

    my %expect = (
        '$foo' => \23,
        '@foo' => ["bar"],
        '%foo' => { baz => 1 },
        '&foo' => \&Quux::foo,
        'foo'  => *Quux::foo{IO},
    );

    for my $sym ( sort keys %expect ) {
        is_deeply(
            $stash->get_symbol($sym),
            $expect{$sym},
            "got expected value for $sym"
        );
    }

    $stash->add_symbol('%bar' => {x => 42});

    $expect{'%bar'} = {x => 42};

    for my $sym ( sort keys %expect ) {
        is_deeply(
            $stash->get_symbol($sym),
            $expect{$sym},
            "got expected value for $sym"
        );
    }

    $stash->add_symbol('%bar' => {x => 43});

    $expect{'%bar'} = {x => 43};

    for my $sym ( sort keys %expect ) {
        is_deeply(
            $stash->get_symbol($sym),
            $expect{$sym},
            "got expected value for $sym"
        );
    }
}

{
    package Quuux;
    our $foo;
    our @foo;
    our @bar;
    our %baz;
    sub baz { }
    use constant quux => 1;
    use constant quuux => [];
    sub quuuux;
}

{
    my $quuux = Package::Stash->new('Quuux');
    is_deeply(
        [sort $quuux->list_all_symbols],
        [qw(BEGIN bar baz foo quuuux quuux quux)],
        "list_all_symbols",
    );
    { local $TODO = $] < 5.010
          ? "undef scalars aren't visible on 5.8"
          : undef;
    is_deeply(
        [sort $quuux->list_all_symbols('SCALAR')],
        [qw(foo)],
        "list_all_symbols SCALAR",
    );
    }
    is_deeply(
        [sort $quuux->list_all_symbols('ARRAY')],
        [qw(bar foo)],
        "list_all_symbols ARRAY",
    );
    is_deeply(
        [sort $quuux->list_all_symbols('HASH')],
        [qw(baz)],
        "list_all_symbols HASH",
    );
    is_deeply(
        [sort $quuux->list_all_symbols('CODE')],
        [qw(baz quuuux quuux quux)],
        "list_all_symbols CODE",
    );
}

for my $package ('Foo:Bar', 'Foo/Bar', 'Foo Bar', 'Foo:::Bar', '') {
    like(
        exception { Package::Stash->new($package) },
        qr/^$package is not a module name/,
        "$package is not a module name"
    );
}

like(
    exception { Package::Stash->new([]) },
    qr/^Package::Stash->new must be passed the name of the package to access/,
    "module name must be a string"
);

like(
    exception { Package::Stash->new(undef) },
    qr/^Package::Stash->new must be passed the name of the package to access/,
    "module name must be a string"
);

done_testing;
Commit	Line	Data
a5129e53	1	#!/usr/bin/env perl
	2	use strict;
	3	use warnings;
	4	use Test::More;
	5	use Test::Fatal;
	6	use Test::Requires 'Package::Stash::XS';
	7
	8	BEGIN { $Package::Stash::IMPLEMENTATION = 'XS' }
	9
	10	use Package::Stash;
	11
	12	ok(exists $INC{'Package/Stash/XS.pm'}, "loaded XS");
	13	ok(!exists $INC{'Package/Stash/PP.pm'}, "didn't load PP");
	14
	15	like(exception { Package::Stash->name }, qr/Can't call name as a class method/,
	16	q{... can't call name() as a class method});
	17
	18	{
	19	package Foo;
	20
	21	use constant SOME_CONSTANT => 1;
	22	}
	23
	24	# ----------------------------------------------------------------------
	25	## tests adding a HASH
	26
	27	my $foo_stash = Package::Stash->new('Foo');
	28	ok(!defined($Foo::{foo}), '... the %foo slot has not been created yet');
	29	ok(!$foo_stash->has_symbol('%foo'), '... the object agrees');
	30	ok(!defined($Foo::{foo}), '... checking doesn\' vivify');
	31
	32	is(exception {
	33	$foo_stash->add_symbol('%foo' => { one => 1 });
	34	}, undef, '... created %Foo::foo successfully');
	35
	36	# ... scalar should NOT be created here
	37
	38	ok(!$foo_stash->has_symbol('$foo'), '... SCALAR shouldnt have been created too');
	39	ok(!$foo_stash->has_symbol('@foo'), '... ARRAY shouldnt have been created too');
	40	ok(!$foo_stash->has_symbol('&foo'), '... CODE shouldnt have been created too');
	41
	42	ok(defined($Foo::{foo}), '... the %foo slot was created successfully');
	43	ok($foo_stash->has_symbol('%foo'), '... the meta agrees');
	44
	45	# check the value ...
	46
	47	{
	48	no strict 'refs';
	49	ok(exists ${'Foo::foo'}{one}, '... our %foo was initialized correctly');
	50	is(${'Foo::foo'}{one}, 1, '... our %foo was initialized correctly');
	51	}
	52
	53	my $foo = $foo_stash->get_symbol('%foo');
	54	is_deeply({ one => 1 }, $foo, '... got the right package variable back');
	55
	56	# ... make sure changes propogate up
	57
	58	$foo->{two} = 2;
	59
	60	{
	61	no strict 'refs';
	62	is(\%{'Foo::foo'}, $foo_stash->get_symbol('%foo'), '... our %foo is the same as the metas');
	63
	64	ok(exists ${'Foo::foo'}{two}, '... our %foo was updated correctly');
65	is(${'Foo::foo'}{two}, 2, '... our %foo was updated correctly');
66	}
67
68	# ----------------------------------------------------------------------
69	## test adding an ARRAY
70
71	ok(!defined($Foo::{bar}), '... the @bar slot has not been created yet');
72
73	is(exception {
74	$foo_stash->add_symbol('@bar' => [ 1, 2, 3 ]);
75	}, undef, '... created @Foo::bar successfully');
76
77	ok(defined($Foo::{bar}), '... the @bar slot was created successfully');
78	ok($foo_stash->has_symbol('@bar'), '... the meta agrees');
79
80	# ... why does this not work ...
81
82	ok(!$foo_stash->has_symbol('$bar'), '... SCALAR shouldnt have been created too');
83	ok(!$foo_stash->has_symbol('%bar'), '... HASH shouldnt have been created too');
84	ok(!$foo_stash->has_symbol('&bar'), '... CODE shouldnt have been created too');
85
86	# check the value itself
87
88	{
89	no strict 'refs';
90	is(scalar @{'Foo::bar'}, 3, '... our @bar was initialized correctly');
91	is(${'Foo::bar'}[1], 2, '... our @bar was initialized correctly');
92	}
93
94	# ----------------------------------------------------------------------
95	## test adding a SCALAR
96
97	ok(!defined($Foo::{baz}), '... the $baz slot has not been created yet');
98
99	is(exception {
100	$foo_stash->add_symbol('$baz' => 10);
101	}, undef, '... created $Foo::baz successfully');
102
103	ok(defined($Foo::{baz}), '... the $baz slot was created successfully');
104	ok($foo_stash->has_symbol('$baz'), '... the meta agrees');
105
106	ok(!$foo_stash->has_symbol('@baz'), '... ARRAY shouldnt have been created too');
107	ok(!$foo_stash->has_symbol('%baz'), '... HASH shouldnt have been created too');
108	ok(!$foo_stash->has_symbol('&baz'), '... CODE shouldnt have been created too');
109
110	is(${$foo_stash->get_symbol('$baz')}, 10, '... got the right value back');
111
112	{
113	no strict 'refs';
114	${'Foo::baz'} = 1;
115
116	is(${'Foo::baz'}, 1, '... our $baz was assigned to correctly');
117	is(${$foo_stash->get_symbol('$baz')}, 1, '... the meta agrees');
118	}
119
120	# ----------------------------------------------------------------------
121	## test adding a CODE
122
123	ok(!defined($Foo::{funk}), '... the &funk slot has not been created yet');
124
125	is(exception {
126	$foo_stash->add_symbol('&funk' => sub { "Foo::funk" });
127	}, undef, '... created &Foo::funk successfully');
128
129	ok(defined($Foo::{funk}), '... the &funk slot was created successfully');
130	ok($foo_stash->has_symbol('&funk'), '... the meta agrees');
131
132	ok(!$foo_stash->has_symbol('$funk'), '... SCALAR shouldnt have been created too');
133	ok(!$foo_stash->has_symbol('@funk'), '... ARRAY shouldnt have been created too');
134	ok(!$foo_stash->has_symbol('%funk'), '... HASH shouldnt have been created too');
135
136	{
137	no strict 'refs';
138	ok(defined &{'Foo::funk'}, '... our &funk exists');
139	}
140
141	is(Foo->funk(), 'Foo::funk', '... got the right value from the function');
142
143	# ----------------------------------------------------------------------
144	## test multiple slots in the glob
145
146	my $ARRAY = [ 1, 2, 3 ];
147	my $CODE = sub { "Foo::foo" };
148
149	is(exception {
150	$foo_stash->add_symbol('@foo' => $ARRAY);
151	}, undef, '... created @Foo::foo successfully');
152
153	ok($foo_stash->has_symbol('@foo'), '... the @foo slot was added successfully');
154	is($foo_stash->get_symbol('@foo'), $ARRAY, '... got the right values for @Foo::foo');
155
156	is(exception {
157	$foo_stash->add_symbol('&foo' => $CODE);
158	}, undef, '... created &Foo::foo successfully');
159
160	ok($foo_stash->has_symbol('&foo'), '... the meta agrees');
161	is($foo_stash->get_symbol('&foo'), $CODE, '... got the right value for &Foo::foo');
162
163	is(exception {
164	$foo_stash->add_symbol('$foo' => 'Foo::foo');
165	}, undef, '... created $Foo::foo successfully');
166
167	ok($foo_stash->has_symbol('$foo'), '... the meta agrees');
168	my $SCALAR = $foo_stash->get_symbol('$foo');
169	is($$SCALAR, 'Foo::foo', '... got the right scalar value back');
170
171	{
172	no strict 'refs';
173	is(${'Foo::foo'}, 'Foo::foo', '... got the right value from the scalar');
174	}
175
176	is(exception {
177	$foo_stash->remove_symbol('%foo');
178	}, undef, '... removed %Foo::foo successfully');
179
180	ok(!$foo_stash->has_symbol('%foo'), '... the %foo slot was removed successfully');
181	ok($foo_stash->has_symbol('@foo'), '... the @foo slot still exists');
182	ok($foo_stash->has_symbol('&foo'), '... the &foo slot still exists');
183	ok($foo_stash->has_symbol('$foo'), '... the $foo slot still exists');
184
185	is($foo_stash->get_symbol('@foo'), $ARRAY, '... got the right values for @Foo::foo');
186	is($foo_stash->get_symbol('&foo'), $CODE, '... got the right value for &Foo::foo');
187	is($foo_stash->get_symbol('$foo'), $SCALAR, '... got the right value for $Foo::foo');
188
189	{
190	no strict 'refs';
191	ok(!defined(*{"Foo::foo"}{HASH}), '... the %foo slot has been removed successfully');
192	ok(defined(*{"Foo::foo"}{ARRAY}), '... the @foo slot has NOT been removed');
193	ok(defined(*{"Foo::foo"}{CODE}), '... the &foo slot has NOT been removed');
194	ok(defined(${"Foo::foo"}), '... the $foo slot has NOT been removed');
195	}
196
197	is(exception {
198	$foo_stash->remove_symbol('&foo');
199	}, undef, '... removed &Foo::foo successfully');
200
201	ok(!$foo_stash->has_symbol('&foo'), '... the &foo slot no longer exists');
202
203	ok($foo_stash->has_symbol('@foo'), '... the @foo slot still exists');
204	ok($foo_stash->has_symbol('$foo'), '... the $foo slot still exists');
205
206	is($foo_stash->get_symbol('@foo'), $ARRAY, '... got the right values for @Foo::foo');
207	is($foo_stash->get_symbol('$foo'), $SCALAR, '... got the right value for $Foo::foo');
208
209	{
210	no strict 'refs';
211	ok(!defined(*{"Foo::foo"}{HASH}), '... the %foo slot has been removed successfully');
212	ok(!defined(*{"Foo::foo"}{CODE}), '... the &foo slot has now been removed');
213	ok(defined(*{"Foo::foo"}{ARRAY}), '... the @foo slot has NOT been removed');
214	ok(defined(${"Foo::foo"}), '... the $foo slot has NOT been removed');
215	}
216
217	is(exception {
218	$foo_stash->remove_symbol('$foo');
219	}, undef, '... removed $Foo::foo successfully');
220
221	ok(!$foo_stash->has_symbol('$foo'), '... the $foo slot no longer exists');
222
223	ok($foo_stash->has_symbol('@foo'), '... the @foo slot still exists');
224
225	is($foo_stash->get_symbol('@foo'), $ARRAY, '... got the right values for @Foo::foo');
226
227	{
228	no strict 'refs';
229	ok(!defined(*{"Foo::foo"}{HASH}), '... the %foo slot has been removed successfully');
230	ok(!defined(*{"Foo::foo"}{CODE}), '... the &foo slot has now been removed');
231	ok(!defined(${"Foo::foo"}), '... the $foo slot has now been removed');
232	ok(defined(*{"Foo::foo"}{ARRAY}), '... the @foo slot has NOT been removed');
233	}
234
235	{
236	my $syms = $foo_stash->get_all_symbols;
237	is_deeply(
238	[ sort keys %{ $syms } ],
239	[ sort $foo_stash->list_all_symbols ],
240	'... the fetched symbols are the same as the listed ones'
241	);
242	}
243
244	{
245	my $syms = $foo_stash->get_all_symbols('CODE');
246
247	is_deeply(
248	[ sort keys %{ $syms } ],
249	[ sort $foo_stash->list_all_symbols('CODE') ],
250	'... the fetched symbols are the same as the listed ones'
251	);
252
253	foreach my $symbol (keys %{ $syms }) {
254	is($syms->{$symbol}, $foo_stash->get_symbol('&' . $symbol), '... got the right symbol');
255	}
256	}
257
258	{
1715486b	259	$foo_stash->add_symbol('%bare');
1715486b	260	ok(!$foo_stash->has_symbol('$bare'),
abe3605b	261	"add_symbol with single argument doesn't vivify scalar slot");
1715486b	262	}
	263
	264	{
	265	$foo_stash->add_symbol('%zork', {});
a5129e53	266
	267	my $syms = $foo_stash->get_all_symbols('HASH');
	268
	269	is_deeply(
	270	[ sort keys %{ $syms } ],
	271	[ sort $foo_stash->list_all_symbols('HASH') ],
	272	'... the fetched symbols are the same as the listed ones'
	273	);
	274
	275	foreach my $symbol (keys %{ $syms }) {
	276	is($syms->{$symbol}, $foo_stash->get_symbol('%' . $symbol), '... got the right symbol');
	277	}
	278
a5129e53	279	is_deeply(
a5129e53	280	$syms,
1715486b	281	{ zork => *{ $Foo::{zork} }{HASH} },
a5129e53	282	"got the right ones",
	283	);
	284	}
	285
	286	# check some errors
	287
	288	like(exception {
	289	$foo_stash->add_symbol('@bar', {})
	290	}, qr/HASH.*is not of type ARRAY/, "can't initialize a slot with the wrong type of value");
	291
	292	like(exception {
	293	$foo_stash->add_symbol('bar', [])
	294	}, qr/ARRAY.*is not of type IO/, "can't initialize a slot with the wrong type of value");
	295
	296	like(exception {
	297	$foo_stash->add_symbol('$bar', sub { })
	298	}, qr/CODE.*is not of type SCALAR/, "can't initialize a slot with the wrong type of value");
	299
	300	{
	301	package Bar;
	302	open *foo, '<', $0;
	303	}
	304
	305	like(exception {
	306	$foo_stash->add_symbol('$bar', *Bar::foo{IO})
	307	}, qr/IO.*is not of type SCALAR/, "can't initialize a slot with the wrong type of value");
	308
	309	# check compile time manipulation
	310
	311	{
	312	package Baz;
	313
	314	our $foo = 23;
	315	our @foo = "bar";
	316	our %foo = (baz => 1);
	317	sub foo { }
	318	open *foo, '<', $0;
	319	BEGIN { Package::Stash->new(__PACKAGE__)->remove_symbol('&foo') }
	320	}
	321
	322	{
	323	my $stash = Package::Stash->new('Baz');
	324	is(${ $stash->get_symbol('$foo') }, 23, "got \$foo");
	325	is_deeply($stash->get_symbol('@foo'), ['bar'], "got \@foo");
	326	is_deeply($stash->get_symbol('%foo'), {baz => 1}, "got \%foo");
	327	ok(!$stash->has_symbol('&foo'), "got \&foo");
	328	is($stash->get_symbol('foo'), *Baz::foo{IO}, "got foo");
	329	}
	330
	331	{
	332	package Quux;
	333
	334	our $foo = 23;
	335	our @foo = "bar";
	336	our %foo = (baz => 1);
	337	sub foo { }
	338	open *foo, '<', $0;
	339	}
	340
	341	{
	342	my $stash = Package::Stash->new('Quux');
	343
	344	my %expect = (
	345	'$foo' => \23,
346	'@foo' => ["bar"],
347	'%foo' => { baz => 1 },
348	'&foo' => \&Quux::foo,
349	'foo' => *Quux::foo{IO},
350	);
351
352	for my $sym ( sort keys %expect ) {
353	is_deeply(
354	$stash->get_symbol($sym),
355	$expect{$sym},
356	"got expected value for $sym"
357	);
358	}
359
360	$stash->add_symbol('%bar' => {x => 42});
361
362	$expect{'%bar'} = {x => 42};
363
364	for my $sym ( sort keys %expect ) {
365	is_deeply(
366	$stash->get_symbol($sym),
367	$expect{$sym},
368	"got expected value for $sym"
369	);
370	}
371
372	$stash->add_symbol('%bar' => {x => 43});
373
374	$expect{'%bar'} = {x => 43};
375
376	for my $sym ( sort keys %expect ) {
377	is_deeply(
378	$stash->get_symbol($sym),
379	$expect{$sym},
380	"got expected value for $sym"
381	);
382	}
383	}
384
385	{
386	package Quuux;
387	our $foo;
388	our @foo;
389	our @bar;
390	our %baz;
391	sub baz { }
392	use constant quux => 1;
393	use constant quuux => [];
394	sub quuuux;
395	}
396
397	{
398	my $quuux = Package::Stash->new('Quuux');
399	is_deeply(
400	[sort $quuux->list_all_symbols],
401	[qw(BEGIN bar baz foo quuuux quuux quux)],
402	"list_all_symbols",
403	);
7ef54f40	404	{ local $TODO = $] < 5.010
7ef54f40	405	? "undef scalars aren't visible on 5.8"
a5129e53	406	: undef;
	407	is_deeply(
	408	[sort $quuux->list_all_symbols('SCALAR')],
	409	[qw(foo)],
	410	"list_all_symbols SCALAR",
	411	);
	412	}
	413	is_deeply(
	414	[sort $quuux->list_all_symbols('ARRAY')],
	415	[qw(bar foo)],
	416	"list_all_symbols ARRAY",
	417	);
	418	is_deeply(
	419	[sort $quuux->list_all_symbols('HASH')],
	420	[qw(baz)],
	421	"list_all_symbols HASH",
	422	);
	423	is_deeply(
	424	[sort $quuux->list_all_symbols('CODE')],
	425	[qw(baz quuuux quuux quux)],
	426	"list_all_symbols CODE",
	427	);
	428	}
	429
abe3605b	430	for my $package ('Foo:Bar', 'Foo/Bar', 'Foo Bar', 'Foo:::Bar', '') {
	431	like(
	432	exception { Package::Stash->new($package) },
	433	qr/^$package is not a module name/,
	434	"$package is not a module name"
	435	);
	436	}
	437
	438	like(
	439	exception { Package::Stash->new([]) },
	440	qr/^Package::Stash->new must be passed the name of the package to access/,
	441	"module name must be a string"
	442	);
	443
	444	like(
	445	exception { Package::Stash->new(undef) },
	446	qr/^Package::Stash->new must be passed the name of the package to access/,
	447	"module name must be a string"
	448	);
	449
a5129e53	450	done_testing;