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namespace.t
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namespace.t
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#! perl
# Copyright (C) 2001-2006, The Perl Foundation.
# $Id$
use strict;
use warnings;
use lib qw( . lib ../lib ../../lib );
use Test::More;
use Parrot::Test tests => 40;
use Parrot::Config;
=head1 NAME
t/pmc/namespace.t - Namespaces
=head1 SYNOPSIS
% prove t/pmc/namespace.t
=head1 DESCRIPTION
Tests the namespace manipulation.
=cut
pir_output_is(<<'CODE', <<'OUTPUT', "find_global bar");
.sub 'main' :main
$P0 = find_global "bar"
print "ok\n"
$P0()
.end
.sub 'bar'
print "bar\n"
.end
CODE
ok
bar
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "verify NameSpace type");
.sub 'main' :main
$P0 = find_global "Foo"
typeof $S0, $P0
print $S0
print "\n"
.end
.namespace ["Foo"]
.sub 'bar'
noop
.end
CODE
NameSpace
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "find_global Foo::bar");
.sub 'main' :main
$P0 = find_global "Foo", "bar"
print "ok\n"
$P0()
.end
.namespace ["Foo"]
.sub 'bar'
print "bar\n"
.end
CODE
ok
bar
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "get_namespace Foo::bar");
.sub 'main' :main
$P0 = find_global "Foo", "bar"
print "ok\n"
$P1 = $P0."get_namespace"()
print $P1
print "\n"
.end
.namespace ["Foo"]
.sub 'bar'
.end
CODE
ok
Foo
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "find_global Foo::bar ns");
.sub 'main' :main
$P1 = find_global ["Foo"], "bar"
print "ok\n"
$P1()
.end
.namespace ["Foo"]
.sub 'bar'
print "bar\n"
.end
CODE
ok
bar
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "find_global Foo::bar hash");
.sub 'main' :main
$P0 = find_global "Foo"
$P1 = $P0["bar"]
print "ok\n"
$P1()
.end
.namespace ["Foo"]
.sub 'bar'
print "bar\n"
.end
CODE
ok
bar
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "find_global Foo::bar root");
.sub 'main' :main
.include "interpinfo.pasm"
$P0 = interpinfo .INTERPINFO_NAMESPACE_ROOT
$P1 = $P0["parrot";"Foo"]
$P2 = $P1["bar"]
print "ok\n"
$P2()
.end
.namespace ["Foo"]
.sub 'bar'
print "bar\n"
.end
CODE
ok
bar
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "find_global Foo::Bar::baz");
.sub 'main' :main
$P2 = find_global ["Foo";"Bar"], "baz"
print "ok\n"
$P2()
.end
.namespace ["Foo" ; "Bar"]
.sub 'baz'
print "baz\n"
.end
CODE
ok
baz
OUTPUT
pir_output_like(<<'CODE', <<'OUTPUT', "find_global Foo::bazz not found");
.sub 'main' :main
$P2 = find_global ["Foo"], "bazz"
$P2()
print "ok\n"
.end
CODE
/Null PMC access in invoke\(\)/
OUTPUT
# [this used to behave differently from the previous case.]
pir_output_like(<<'CODE', <<'OUTPUT', "find_global Foo::Bar::bazz not found");
.sub 'main' :main
$P2 = find_global ["Foo";"Bar"], "bazz"
$P2()
print "ok\n"
.end
CODE
/Null PMC access in invoke\(\)/
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "find_global Foo::Bar::baz hash");
.sub 'main' :main
$P0 = find_global "Foo"
$P1 = $P0["Bar"]
$P2 = $P1["baz"]
print "ok\n"
$P2()
.end
.namespace ["Foo"; "Bar"]
.sub 'baz'
print "baz\n"
.end
CODE
ok
baz
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "find_global Foo::Bar::baz hash 2");
.sub 'main' :main
$P0 = find_global "Foo"
$P1 = $P0["Bar" ; "baz"]
print "ok\n"
$P1()
.end
.namespace ["Foo"; "Bar"]
.sub 'baz'
print "baz\n"
.end
CODE
ok
baz
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "find_global Foo::Bar::baz hash 3");
.sub 'main' :main
.include "interpinfo.pasm"
$P0 = interpinfo .INTERPINFO_NAMESPACE_ROOT
$P1 = $P0["parrot";"Foo";"Bar" ; "baz"]
print "ok\n"
$P1()
.end
.namespace ["Foo"; "Bar"]
.sub 'baz'
print "baz\n"
.end
CODE
ok
baz
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "find_global Foo::Bar::baz alias");
.sub 'main' :main
$P0 = find_global "Foo"
$P1 = $P0["Bar"]
store_global "TopBar", $P1
$P2 = find_global "TopBar", "baz"
print "ok\n"
$P2()
.end
.namespace ["Foo"; "Bar"]
.sub 'baz'
print "baz\n"
.end
CODE
ok
baz
OUTPUT
pir_output_like(<<'CODE', <<'OUTPUT', "func() namespace resolution");
.sub 'main' :main
print "calling foo\n"
foo()
print "calling Foo::foo\n"
$P0 = find_global "Foo", "foo"
$P0()
print "calling baz\n"
baz()
.end
.sub 'foo'
print " foo\n"
bar()
.end
.sub 'bar'
print " bar\n"
.end
.sub 'fie'
print " fie\n"
.end
.namespace ["Foo"]
.sub 'foo'
print " Foo::foo\n"
bar()
fie()
.end
.sub 'bar'
print " Foo::bar\n"
.end
.sub 'baz'
print " Foo::baz\n"
.end
CODE
/calling foo
foo
bar
calling Foo::foo
Foo::foo
Foo::bar
fie
calling baz
Null PMC access in invoke\(\)/
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "get namespace in Foo::bar");
.sub 'main' :main
$P0 = find_global "Foo", "bar"
print "ok\n"
$P0()
.end
.namespace ["Foo"]
.sub 'bar'
print "bar\n"
.include "interpinfo.pasm"
$P0 = interpinfo .INTERPINFO_CURRENT_SUB
$P1 = $P0."get_namespace"()
print $P1
print "\n"
.end
CODE
ok
bar
Foo
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "get namespace in Foo::Bar::baz");
.sub 'main' :main
$P0 = find_global "Foo"
$P1 = $P0["Bar"]
$P2 = $P1["baz"]
print "ok\n"
$P2()
.end
.namespace ["Foo" ; "Bar"]
.sub 'baz'
print "baz\n"
.include "interpinfo.pasm"
.include "pmctypes.pasm"
$P0 = interpinfo .INTERPINFO_CURRENT_SUB
$P1 = $P0."get_namespace"()
$P2 = $P1.'name'()
$S0 = join '::', $P2
print $S0
print "\n"
.end
CODE
ok
baz
parrot::Foo::Bar
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "segv in get_name");
.namespace ['pugs';'main']
.sub 'main' :main
$P0 = find_name "&say"
$P0()
.end
.sub "&say"
say "ok"
.end
CODE
ok
OUTPUT
pir_output_is(<<'CODE', <<'OUT', "latin1 namespace, global");
.namespace [ iso-8859-1:"François" ]
.sub '__init'
print "latin1 namespaces are fun\n"
.end
.namespace
.sub 'main' :main
$P0 = find_global iso-8859-1:"François", '__init'
$P0()
.end
CODE
latin1 namespaces are fun
OUT
pir_output_is(<<'CODE', <<'OUT', "unicode namespace, global");
.namespace [ unicode:"Fran\xe7ois" ]
.sub '__init'
print "unicode namespaces are fun\n"
.end
.namespace
.sub 'main' :main
$P0 = find_global unicode:"Fran\xe7ois", '__init'
$P0()
.end
CODE
unicode namespaces are fun
OUT
pir_output_is(<<'CODE', <<'OUTPUT', "verify root and parrot namespaces");
# name may change though
.sub main :main
.include "interpinfo.pasm"
# root namespace
$P0 = interpinfo .INTERPINFO_NAMESPACE_ROOT
typeof $S0, $P0
print $S0
print "\n"
print $P0
print "\n"
# parrot namespace
$P1 = $P0["parrot"]
print $P1
print "\n"
typeof $S0, $P1
print $S0
print "\n"
.end
CODE
NameSpace
parrot
NameSpace
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "ns.name()");
.sub main :main
.include "interpinfo.pasm"
$P0 = interpinfo .INTERPINFO_NAMESPACE_ROOT
$P1 = $P0["parrot"]
$P3 = new .NameSpace
$P1["Foo"] = $P3
$P2 = $P3.'name'()
$I2 = elements $P2
print $I2
print "\n"
$S0 = join '::', $P2
print $S0
print "\n"
.end
CODE
2
parrot::Foo
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "get_namespace_p_p, getnamespace_p_kc");
.sub main :main
.include "interpinfo.pasm"
$P3 = new .NameSpace
set_hll_global "Foo", $P3
# fetch w array
$P4 = new .FixedStringArray
$P4 = 1
$P4[0] = 'Foo'
$P0 = get_hll_namespace $P4
$P2 = $P0.'name'()
$I2 = elements $P2
print $I2
print "\n"
$S0 = join '::', $P2
print $S0
print "\n"
# fetch w key
$P2 = get_hll_namespace ["Foo"]
$P2 = $P2.'name'()
$I2 = elements $P2
print $I2
print "\n"
$S0 = join '::', $P2
print $S0
print "\n"
.end
CODE
2
parrot::Foo
2
parrot::Foo
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "Sub.get_namespace, get_namespace");
.sub 'main' :main
$P0 = find_global "Foo", "bar"
print "ok\n"
$P1 = $P0."get_namespace"()
$P2 = $P1.name()
$S0 = join '::', $P2
print $S0
print "\n"
$P0()
.end
.namespace ["Foo"]
.sub 'bar'
$P1 = get_namespace
print $P1
print "\n"
.end
CODE
ok
parrot::Foo
Foo
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "check parrot ns");
.sub 'main' :main
$P0 = find_global ["String"], "lower"
$S0 = $P0("OK\n")
print $S0
.end
CODE
ok
OUTPUT
my $temp_a = "temp_a";
my $temp_b = "temp_b";
END {
unlink("$temp_a.pir", "$temp_a.pbc", "$temp_b.pir", "$temp_b.pbc");
};
open my $S, '>', "$temp_a.pir" or die "Can't write $temp_a.pir";
print $S <<'EOF';
.HLL "Foo", ""
.namespace ["Foo_A"]
.sub loada :load
$P0 = find_global "Foo_A", "A"
print "ok 1\n"
load_bytecode "temp_b.pbc"
.end
.sub A
.end
EOF
close $S;
open $S, '>', "$temp_b.pir" or die "Can't write $temp_b.pir";
print $S <<'EOF';
.namespace ["Foo_B"]
.sub loadb :load
$P0 = find_global "Foo_B", "B"
print "ok 2\n"
.end
.sub B
.end
EOF
close $S;
system(".$PConfig{slash}parrot$PConfig{exe} -o $temp_a.pbc $temp_a.pir");
system(".$PConfig{slash}parrot$PConfig{exe} -o $temp_b.pbc $temp_b.pir");
pir_output_is(<<'CODE', <<'OUTPUT', "HLL and load_bytecode - #38888");
.sub main :main
load_bytecode "temp_a.pbc"
print "ok 3\n"
.end
CODE
ok 1
ok 2
ok 3
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "HLL and vars");
# initial storage of _tcl global variable...
.HLL '_Tcl', ''
.include 'interpinfo.pasm'
.sub huh
$P0 = new .Integer
$P0 = 3.14
store_global '$variable', $P0
.end
# start running HLL language
.HLL 'Tcl', ''
.sub foo :main
huh()
$P1 = interpinfo .INTERPINFO_NAMESPACE_ROOT
$P2 = $P1['_tcl']
$P3 = $P2['$variable']
print $P3
print "\n"
.end
CODE
3.14
OUTPUT
{
my $temp_a = "temp_a.pir";
END {
unlink($temp_a);
};
open $S, '>', $temp_a or die "Can't write $temp_a";
print $S <<'EOF';
.HLL 'eek', ''
.sub foo :load :anon
$P1 = new .String
$P1 = "3.14\n"
store_global '$whee', $P1
.end
.sub bark
$P0 = find_global '$whee'
print $P0
.end
EOF
close $S;
pir_output_is(<<'CODE', <<'OUTPUT', ":anon subs still get default namespace");
.HLL 'cromulent', ''
.sub what
load_bytecode 'temp_a.pir'
.include 'interpinfo.pasm'
.local pmc var
var = interpinfo .INTERPINFO_NAMESPACE_ROOT
var = var['eek']
var = var['bark']
var()
.end
CODE
3.14
OUTPUT
}
# the test was skipped, the description says:
# find_global should find from .HLL namespace, not current .namespace
# but according to pdd21, {find,store}_global are relative to current
SKIP:
{
skip("immediate test, doesn't with -r (from .pbc)", 1)
if ( exists $ENV{TEST_PROG_ARGS} and $ENV{TEST_PROG_ARGS} =~ m/-r/ );
pir_output_is(<<'CODE', <<'OUTPUT', "find_global in current");
.HLL 'bork', ''
.namespace
.sub a :immediate
$P1 = new .String
$P1 = "ok\n"
store_global 'sub_namespace', "eek", $P1
## store_global "eek", $P1
.end
.namespace [ 'sub_namespace' ]
.sub whee :main
$P1 = find_global 'eek'
print $P1
.end
CODE
ok
OUTPUT
}
open $S, '>', "$temp_b.pir" or die "Can't write $temp_b.pir";
print $S <<'EOF';
.HLL 'B', ''
.sub b_foo
print "b_foo\n"
.end
EOF
close $S;
pir_output_is(<<"CODE", <<'OUTPUT', "export_to");
.HLL 'A', ''
.sub main :main
a_foo()
load_bytecode "$temp_b.pir"
.local pmc nsr, nsa, nsb, ar
ar = new .ResizableStringArray
push ar, "b_foo"
.include "interpinfo.pasm"
nsr = interpinfo .INTERPINFO_NAMESPACE_ROOT
nsa = nsr['a']
nsb = nsr['b']
nsb."export_to"(nsa, ar)
b_foo()
.end
.sub a_foo
print "a_foo\\n"
.end
CODE
a_foo
b_foo
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "get_parent");
.sub main :main
.local pmc ns
ns = get_hll_namespace ['Foo']
ns = ns.'get_parent'()
print ns
print "\n"
.end
.namespace ['Foo']
.sub dummy
.end
CODE
parrot
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "find_global [''], \"print_ok\"");
.namespace ['']
.sub print_ok
print "ok\n"
.return()
.end
.namespace ['foo']
.sub main :main
$P0 = find_global [''], 'print_ok'
$P0()
end
.end
CODE
ok
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "find_global with array ('')");
.namespace ['']
.sub print_ok
print "ok\n"
.return()
.end
.namespace ['foo']
.sub main :main
$P0 = new .ResizableStringArray
$P0[0] = ''
$P0 = find_global $P0, 'print_ok'
$P0()
end
.end
CODE
ok
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "find_global with empty array");
.namespace
.sub print_ok
print "ok\n"
.return()
.end
.namespace ['foo']
.sub main :main
$P0 = new .ResizablePMCArray
$P0 = find_global $P0, 'print_ok'
$P0()
end
.end
CODE
ok
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "Namespace.get_global() with array ('')");
.namespace ['']
.sub print_ok
print "ok\n"
.return()
.end
.namespace ['foo']
.sub main :main
$P1 = new .ResizableStringArray
$P1[0] = ''
$P1 = get_hll_global $P1, 'print_ok'
$P1()
end
.end
CODE
ok
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "Namespace introspection");
.sub main :main
.local pmc f
f = get_hll_global ['Foo'], 'dummy'
f()
.end
.namespace ['Foo']
.sub dummy
.local pmc interp, ns_caller
interp = getinterp
ns_caller = interp['namespace'; 1]
print ns_caller
print "\n"
.end
CODE
parrot
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', "Nested namespace introspection");
.sub main :main
.local string no_symbol
.local pmc foo_ns
foo_ns = get_hll_namespace [ 'Foo' ]
$S0 = foo_ns
print "Found namespace: "
print $S0
print "\n"
.local pmc bar_ns
bar_ns = foo_ns.find_namespace( 'Bar' )
$S0 = bar_ns
print "Found nested namespace: "
print $S0
print "\n"
.local pmc baz_ns
baz_ns = bar_ns.find_namespace( 'Baz' )
no_symbol = 'Baz'
.local int is_defined
is_defined = defined baz_ns
if is_defined goto oops
goto find_symbols
oops:
print "Found non-null '"
print no_symbol
print "'\n"
.return()
find_symbols:
.local pmc a_sub
a_sub = bar_ns.find_sub( 'a_sub' )
$S0 = a_sub
a_sub()
print "Found sub: "
print $S0
print "\n"
.local pmc some_sub
some_sub = bar_ns.find_sub( 'some_sub' )
no_symbol = 'some_sub'
is_defined = defined some_sub
if is_defined goto oops
.local pmc a_var
a_var = bar_ns.find_var( 'a_var' )
print "Found var: "
print a_var
print "\n"
.local pmc some_var
some_var = bar_ns.find_var( 'some_var' )
no_symbol = 'some_var'
is_defined = defined some_var
if is_defined goto oops
.end
.namespace ['Foo']
.sub some_sub
.end
.namespace [ 'Foo'; 'Bar' ]
.sub a_sub
.local pmc some_var
some_var = new .String
some_var = 'a string PMC'
store_global [ 'Foo'; 'Bar' ], 'a_var', some_var
.end
CODE
Found namespace: Foo
Found nested namespace: Bar
Found sub: parrot;Foo;Bar;a_sub
Found var: a string PMC
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', 'get_root_namespace');
.sub main :main
.local pmc root_ns
root_ns = get_root_namespace
.local int is_defined
is_defined = defined root_ns
unless is_defined goto NO_NAMESPACE_FOUND
print "Found root namespace.\n"
NO_NAMESPACE_FOUND:
.end
CODE
Found root namespace.
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', 'get_root_namespace "Foo"');
.sub main :main
.local pmc foo_ns
foo_ns = get_root_namespace [ "foo" ]
.local int is_defined
is_defined = defined foo_ns
unless is_defined goto NO_NAMESPACE_FOUND
print "Found root namespace 'foo'.\n"
NO_NAMESPACE_FOUND:
.end
.HLL 'Foo', ''
.sub dummy
.end
CODE
Found root namespace 'foo'.
OUTPUT
pir_output_is(<<'CODE', <<'OUTPUT', 'get_root_namespace "Foo", not there');
.sub main :main
.local pmc foo_ns
foo_ns = get_root_namespace [ "Foo" ]
.local int is_defined
is_defined = defined foo_ns
if is_defined goto NAMESPACE_FOUND
print "Didn't find root namespace 'Foo'.\n"
NAMESPACE_FOUND:
.end
.namespace [ "NotFoo" ]
CODE
Didn't find root namespace 'Foo'.
OUTPUT
# Local Variables:
# mode: cperl
# cperl-indent-level: 4
# fill-column: 100
# End:
# vim: expandtab shiftwidth=4: