/
objects.t
1791 lines (1435 loc) · 40.9 KB
/
objects.t
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#!./parrot
# Copyright (C) 2001-2010, Parrot Foundation.
# $Id$
=head1 NAME
t/oo/objects.t - Objects
=head1 SYNOPSIS
% prove t/oo/objects.t
=head1 DESCRIPTION
Tests the object/class subsystem.
=cut
.sub main :main
.include 'test_more.pir'
.include "iglobals.pasm"
.include "interpinfo.pasm"
plan(194)
get_classname_from_class()
test_get_class()
test_isa()
does_scalar()
does_array()
new_object()
new_object__isa_test()
new_object__classname()
isa_subclass()
isa_subclass__objects()
test_addmethod()
test_addattribute()
addattribute_subclass()
addattribute_subclass__same_name()
set_and_get_object_attribs()
set_and_get_multiple_object_attribs()
attribute_values_are_specific_to_objects()
attribute_values_and_subclassing()
attribute_values_and_subclassing_2()
PMC_as_classes__overridden_mmd_methods()
typeof_class()
typeof_objects()
multiple_inheritance__with_attributes()
attributes_two_levels_of_inheritance()
class_op_test()
anon_subclass_has_no_name()
get_attrib_by_name()
get_attrib_by_name_subclass()
set_attrib_by_name_subclass()
PMC_as_classes()
PMC_as_classes__subclass()
PMC_as_classes__instantiate()
PMC_as_classes__methods()
PMC_as_classes__mmd_methods()
PMC_as_classes__derived_1()
PMC_as_classes__derived_2()
PMC_as_classes__derived_3()
subclassing_Class()
namespace_vs_name()
multiple_anon_classes()
subclassed_Integer_bug()
equality_of_subclassed_Integer()
short_name_attributes()
init_with_and_without_arg()
newclass_bracket_parsing()
verify_namespace_types()
verify_data_type()
new_keyed()
new_keyed_2()
new_keyed_3()
subclass_keyed()
test_class_name_multipart_name()
test_get_class_multipart_name()
isa_bug()
new_nested_ordering()
vtable_override_once_removed()
vtable_fails_for_subclasses_of_core_classes()
super___init_called_twice()
using_class_object_from_typeof_op_with_new()
setting_non_existent_attribute()
setting_non_existent_attribute_by_name()
getting_null_attribute()
getting_non_existent_attribute()
addparent_exceptions_1()
addparent_exceptions_2()
subclassing_a_non_existent_class()
anon_subclass_of_non_existent_class()
addattribute_duplicate()
wrong_way_to_create_new_objects()
attribute_values__subclassing_access_meths()
attribute_values__inherited_access_meths()
# END_OF_TESTS
.end
.sub get_classname_from_class
newclass $P1, "Foo5"
set $S0, $P1
is( $S0, "Foo5", "got classname Foo5" )
subclass $P2, $P1, "Bar5"
set $S1, $P2
is( $S1, "Bar5", "got subclass Bar5" )
subclass $P3, "Foo5", "Baz5"
set $S2, $P3
is( $S2, "Baz5", "got subclass Baz5" )
.end
.sub test_get_class
newclass $P1, "Foo6"
get_class $P2, "Foo6"
set $S2, $P2
is( $S2, "Foo6", 'get_class for Foo6' )
subclass $P3, $P1, "FooBar6"
get_class $P4, "FooBar6"
set $S4, $P4
is( $S4, 'FooBar6', 'get_class for FooBar6' )
get_class $P3, "NoSuch6"
isnull $I0, $P3
ok( $I0, "no class for 'NoSuch6'" )
.end
.sub test_isa
new $P1, ['Boolean']
isa $I0, $P1, "Boolean"
is( $I0, 1, 'Boolean isa Boolean' )
isa $I0, $P1, "Bool"
is( $I0, 0, 'Boolean !isa Bool' )
isa $I0, $P1, "scalar"
is( $I0, 1, 'Boolean isa scalar' )
isa $I0, $P1, "calar"
is( $I0, 0, 'Boolean !isa calar' )
isa $I0, $P1, "Integer"
is( $I0, 1, 'Boolean isa Integer' )
isa $I0, $P1, "Integ"
is( $I0, 0, 'Boolean !isa Integ' )
isa $I0, $P1, "eger"
is( $I0, 0, 'Boolean !isa eger' )
isa $I0, $P1, " "
is( $I0, 0, 'Boolean !isa " "' )
isa $I0, $P1, ""
is( $I0, 0, 'Boolean !isa ""' )
null $S0
isa $I0, $P1, $S0
is( $I0, 0, 'Boolean !isa null $S0' )
set $S0, "scalar"
isa $I0, $P1, $S0
is( $I0, 1, 'Boolean isa scalar $S0' )
.end
.sub does_scalar
new $P1, ['Boolean']
does $I0, $P1, "Boolean"
is( $I0, 0, 'Boolean !does Boolean' )
does $I0, $P1, "Bool"
is( $I0, 0, 'Boolean !does Bool' )
does $I0, $P1, "scalar"
is( $I0, 1, 'Boolean does scalar' )
.end
.sub does_array
new $P1, ['OrderedHash']
does $I0, $P1, "Boolean"
is( $I0, 0, 'OrderedHash !does Boolean' )
does $I0, $P1, "Bool"
is( $I0, 0, 'OrderedHash !does Bool' )
does $I0, $P1, "hash"
is( $I0, 1, 'OrderedHash does hash' )
does $I0, $P1, "array"
is( $I0, 1, 'OrderedHash does array' )
.end
.sub new_object
newclass $P1, "Foo7"
new $P2, "Foo7"
ok( 1, 'created new object from Foo7 class' )
.end
.sub new_object__isa_test
newclass $P1, "Foo8"
new $P2, $P1
ok( 1, 'created new object from Foo8 class' )
isa $I0, $P2, "Foo8"
ok( $I0, 'new object isa Foo8' )
.end
.sub new_object__classname
newclass $P1, "Foo9"
new $P2, $P1
set $S0, $P1 # class
is( $S0, "Foo9", 'new object from Foo9 class as a string is Foo9' )
typeof $S0, $P2 # object
is( $S0, 'Foo9', 'typeof obj is Foo9' )
class $P3, $P1
set $S0, $P1 # class
is( $S0, 'Foo9', 'class of obj is Foo9' )
typeof $S0, $P2 # object
is( $S0, 'Foo9', 'typeof obj is Foo9' )
.end
.sub isa_subclass
newclass $P1, "Foo10"
subclass $P2, $P1, "Bar10"
isa_ok( $P2, "Foo10", 'newclass isa Foo10' )
isa_ok( $P2, "Bar10", 'new subclass isa Bar10' )
isa_ok( $P2, "Foo10", 'new subclass isa parent' )
isa_ok( $P2, "Class", 'new subclass isa Class' )
isa $I0, $P2, "Object"
is( $I0, 0, 'new subclass !isa Object' )
.end
.sub isa_subclass__objects
newclass $P3, "Foo30"
subclass $P4, $P3, "Bar30"
$P1 = $P3.'new'()
$P2 = $P4.'new'()
isa_ok( $P1, "Foo30", 'obj isa its class' )
isa_ok( $P2, "Bar30", 'obj isa its class' )
isa_ok( $P2, "Foo30", 'obj isa its parent class' )
isa_ok( $P2, "Object", 'obj isa Object' )
isa_ok( $P2, "Class", 'obj isa Class' )
.end
.sub test_addmethod
newclass $P0, 'Foo31'
$P2 = get_hll_global 'sayFoo31'
# add a method BEFORE creating a Foo object
addmethod $P0, 'foo31', $P2
$P1 = new 'Foo31'
$P1.'foo31'()
# get a method from some other namespace
$P2 = get_hll_global ['Bar31'], 'sayBar31'
# add a method AFTER creating the object
addmethod $P0, 'bar31', $P2
$P1.'bar31'()
.end
.sub sayFoo31
ok( 1, 'called method added before creating obj' )
.end
.namespace ['Bar31']
.sub sayBar31
ok( 1, 'called method added after created obj' )
.end
.namespace [] # Reset to root namespace for next test
.sub test_addattribute
newclass $P1, "Foo11"
addattribute $P1, "foo_i"
ok( 1, 'addattribute did not blow up' )
set $S0, $P1
is( $S0, "Foo11", '$P1 is still the same class as PMC' )
# Check that we can add multiple attributes
set $I0, 0
l1:
set $S0, $I0
addattribute $P1, $S0
inc $I0
lt $I0, 1000, l1
ok( 1, 'addattribute 1000x without blow up' )
.end
.sub addattribute_subclass
newclass $P1, "Foo12"
addattribute $P1, "foo_i"
ok( 1, 'addattribute to Foo12' )
subclass $P2, $P1, "Bar12"
addattribute $P2, "bar_i"
ok( 1, 'addattribute to subclass of Foo12' )
.end
.sub addattribute_subclass__same_name
newclass $P1, "Foo32"
addattribute $P1, "i"
addattribute $P1, "j"
subclass $P2, $P1, "Bar32"
addattribute $P2, "j"
addattribute $P2, "k"
ok( 1, 'created class and subclass and added attributes' )
.local pmc o
o = $P2.'new'()
$P0 = getattribute o, 'i'
is( $P0, 'Foo32.i', 'parent attrib initialized in init' )
$P0 = getattribute o, ['Foo32'], 'j'
is( $P0, 'Foo32.j', 'parent attrib initialized in init' )
$P0 = getattribute o, ['Bar32'], 'j'
is( $P0, 'Bar32.j', 'subclass attrib initialized in init' )
$P0 = getattribute o, 'k'
is( $P0, 'Bar32.k', 'subclass attrib initialized in init' )
$P0 = getattribute o, 'i'
is( $P0, 'Foo32.i', 'parent attrib init-ed' )
$P0 = getattribute o, ['Foo32'], "j"
is( $P0, 'Foo32.j', 'parent attrib init-ed' )
$P0 = getattribute o, 'j'
is( $P0, 'Bar32.j', 'subclass attrib returned over parent' )
$P0 = getattribute o, 'k'
is( $P0, 'Bar32.k', 'subclass attrib init-ed' )
.end
.namespace ['Bar32']
.sub init :vtable :method
$P0 = new ['String']
$P0 = 'Foo32.i'
setattribute self, ['Foo32'], "i", $P0
$P0 = new ['String']
$P0 = 'Foo32.j'
setattribute self, ["Foo32"], "j", $P0
$P0 = new ['String']
$P0 = 'Bar32.j'
setattribute self, ["Bar32"], "j", $P0
$P0 = new ['String']
$P0 = 'Bar32.k'
setattribute self, ["Bar32"], "k", $P0
.end
.namespace [] # Reset to root namespace for next test
.sub set_and_get_object_attribs
newclass $P1, "Foo13"
addattribute $P1, "i"
new $P2, $P1
new $P3, ['Integer']
set $P3, 1024
setattribute $P2, "i", $P3
new $P4, ['Integer']
getattribute $P4, $P2, "i"
is( $P4, 1024, 'set/get Integer attribute' )
.end
.sub set_and_get_multiple_object_attribs
newclass $P1, "Foo14"
addattribute $P1, "i"
addattribute $P1, "j"
new $P2, "Foo14"
new $P3, ['Integer']
set $P3, 4201
new $P4, ['Hash']
set $P4["Key"], "Value"
setattribute $P2, "i", $P3
setattribute $P2, "j", $P4
getattribute $P5, $P2, "i"
is( $P5, '4201', 'set/get Integer attribute' )
getattribute $P6, $P2, "j"
set $S0, $P6["Key"]
is( $S0, 'Value', 'set/get Hash attribute on same obj' )
.end
.sub attribute_values_are_specific_to_objects
newclass $P1, "Foo15"
addattribute $P1, "i"
new $P2, $P1
new $P3, $P1
new $P4, ['Integer']
set $P4, 100
setattribute $P2, "i", $P4
new $P5, ['String']
set $P5, "One hundred"
setattribute $P3, "i", $P5
getattribute $P6, $P2, "i"
is( $P6, 100, 'attribute value on 1st object is specific to obj' )
getattribute $P6, $P3, "i"
is( $P6, 'One hundred', 'attribute value on 2nd obj is specific to obj' )
.end
.sub attribute_values_and_subclassing
newclass $P1, "Foo16"
addattribute $P1, "i"
addattribute $P1, "j"
subclass $P2, $P1, "Bar16"
addattribute $P2, "k"
addattribute $P2, "l"
new $P2, "Bar16"
new $P3, "Bar16"
# Note that setattribute holds the actual PMC, not a copy, so
# in this test both attributes get the PMC from $P4, and should
# both have the same value, despite the C<inc>.
new $P4, ['Integer']
set $P4, 10
setattribute $P2, "i", $P4
inc $P4
setattribute $P2, "j", $P4
new $P5, ['Integer']
set $P5, 100
setattribute $P3, "i", $P5
inc $P5
setattribute $P3, "j", $P5
getattribute $P6, $P2, "i"
is( $P6, 11, 'setattrib with a PMC holds actual PMC not copy' )
getattribute $P6, $P2, "j"
is( $P6, 11, '...so changes to the PMC appear through the attrib' )
getattribute $P6, $P3, "i"
is( $P6, 101, '...and second test on new objects' )
getattribute $P6, $P3, "j"
is( $P6, 101, '...should have same result' )
.end
.sub attribute_values_and_subclassing_2
newclass $P1, "Foo17"
# must add attributes before object instantiation
addattribute $P1, ".i"
addattribute $P1, ".j"
subclass $P2, $P1, "Bar17"
addattribute $P2, ".k"
addattribute $P2, ".l"
# subclass is preferred for the SI case over
# newclass $P2, "Bar"
# addattrib ...
# addparent $P2, $P1
# which is suitable for adding multiple parents to one class
# instantiate a Bar object
new $P3, "Bar17"
# Set the attribute values
new $P10, ['String'] # set attribute values
set $P10, "i" # attribute slots have reference semantics
setattribute $P3, ".i", $P10 # so always put new PMCs in
# if you have unique values
new $P10, ['String']
set $P10, "j"
setattribute $P3, ".j", $P10
new $P10, ['String']
set $P10, "k"
setattribute $P3, ".k", $P10
new $P10, ['String']
set $P10, "l"
setattribute $P3, ".l", $P10
# retrieve attribs
getattribute $P11, $P3, ".i"
is( $P11, "i", 'string attribute get/set on parent' )
getattribute $P11, $P3, ".j"
is( $P11, "j", 'string attribute get/set on parent' )
getattribute $P11, $P3, ".k"
is( $P11, "k", 'string attribute get/set on subclass' )
getattribute $P11, $P3, ".l"
is( $P11, "l", 'string attribute get/set on subclass' )
.end
.sub PMC_as_classes__overridden_mmd_methods
.local pmc myint, i, j, k
get_class $P0, "Integer"
subclass myint, $P0, "MyInt1"
i = new 'MyInt1'
j = new 'MyInt1'
k = new 'MyInt1'
i = 6
j = 7
k = i + j
is( k, 13, 'added two MyInt1' )
j = new ['Integer']
j = 100
k = i + j
is( k, 106, 'added MyInt1 and an Integer' )
.end
.namespace ["MyInt1"]
.sub add :multi(MyInt1, MyInt1, MyInt1)
.param pmc self
.param pmc right
.param pmc dest
ok( 1, 'in the add method' )
$P0 = getattribute self, ['Integer'], "proxy"
$I0 = $P0
$I1 = right
$I2 = $I0 + $I1
dest = $I2
.return(dest)
.end
.namespace [] # Reset to root namespace for next test
.sub typeof_class
newclass $P0, "Foo21"
typeof $S0, $P0
is( $S0, "Class", 'typeof for a Class PMC is "Class"' )
.end
.sub typeof_objects
newclass $P0, "A"
newclass $P1, "B"
new $P0, ['A']
new $P1, ['B']
typeof $S0, $P0
typeof $S1, $P1
is( $S0, 'A', 'typeof object of class A is "A"' )
is( $S1, 'B', 'typeof object of class B is "B"' )
.end
.sub multiple_inheritance__with_attributes
newclass $P1, "Star"
addattribute $P1, "Spectral Type"
newclass $P2, "Company"
addattribute $P2, "Annual Profit"
subclass $P3, $P1, "Sun"
addparent $P3, $P2
new $P4, ['Sun']
new $P5, ['String']
set $P5, "G"
setattribute $P4, "Spectral Type", $P5
new $P6, ['String']
set $P6, "$100,000,000"
setattribute $P4, "Annual Profit", $P6
getattribute $P7, $P4, "Spectral Type"
is( $P7, 'G', 'direct parents attribute' )
getattribute $P8, $P4, "Annual Profit"
is( $P8, '$100,000,000', "addparent's attribute" )
.end
.sub attributes_two_levels_of_inheritance
newclass $P0, "Astronomical Object"
addattribute $P0, "Location"
subclass $P1, $P0, "Star2"
addattribute $P1, "Spectral Type"
newclass $P2, "Sun2"
addparent $P2, $P1
addparent $P2, $P0
new $P4, "Sun2"
new $P5, ['String']
set $P5, "Taurus"
setattribute $P4, "Location", $P5
getattribute $P6, $P4, "Location"
is( $P6, 'Taurus', 'attributes with two levels of inheritance' )
.end
.sub class_op_test
newclass $P0, "City1"
new $P1, "City1"
class $P2, $P1
set $S0, $P2
is( $S0, 'City1', 'class op works' )
.end
.sub anon_subclass_has_no_name
newclass $P0, "City2"
subclass $P1, $P0
set $S0, $P1
is( $S0, '', 'anonymous subclass has no name' )
.end
.sub get_attrib_by_name
newclass $P1, "Foo18"
addattribute $P1, "i"
new $P2, "Foo18"
new $P3, ['String']
set $P3, "ok"
setattribute $P2, "i", $P3
getattribute $P4, $P2, ["Foo18"], "i"
is( $P4, 'ok', 'get attrib by name' )
.end
.sub get_attrib_by_name_subclass
newclass $P0, "Bar19"
addattribute $P0, "j"
subclass $P1, $P0, "Foo19"
addattribute $P1, "i"
new $P2, "Foo19"
new $P3, ['String']
set $P3, "foo i"
setattribute $P2, "i", $P3
new $P3, ['String']
set $P3, "bar j"
setattribute $P2, "j", $P3
getattribute $P4, $P2, ["Foo19"], "i"
is( $P4, 'foo i', 'attribute from subclass get by name' )
getattribute $P4, $P2, ["Bar19"], "j"
is( $P4, 'bar j', 'attribute from parent class get by name' )
.end
.sub set_attrib_by_name_subclass
newclass $P0, "Bar20"
addattribute $P0, "j"
subclass $P1, $P0, "Foo20"
addattribute $P1, "i"
new $P2, "Foo20"
new $P3, ['String']
set $P3, "foo i"
setattribute $P2, ["Foo20"], "i", $P3
new $P3, ['String']
set $P3, "bar j"
setattribute $P2, ["Bar20"], "j", $P3
getattribute $P4, $P2, "i"
is( $P4, 'foo i', 'attribute from subclass set by name' )
getattribute $P4, $P2, "j"
is( $P4, 'bar j', 'attribute from parent class set by name' )
.end
.sub PMC_as_classes
get_class $P0, "Integer"
ok( 1, "get_class of Integer did't croak" )
get_class $P0, "Integer"
ok( 1, "get_class of Integer did't croak second time" )
typeof $S0, $P0
is( $S0, 'PMCProxy', 'typeof PMCProxy' )
.end
.sub PMC_as_classes__subclass
.local pmc MyInt3
get_class $P0, "Integer"
ok( 1, "get_class on Integer didn't blow up" )
subclass MyInt3, $P0, "MyInt3"
ok( 1, "subclassing didn't blow up" )
$S0 = typeof MyInt3
is( $S0, 'Class', 'new subclass is typeof Class' )
$I0 = isa MyInt3, "MyInt3"
ok( $I0, 'new subclass isa MyInt' )
$I0 = isa MyInt3, "Integer"
ok( $I0, 'new subclass isa parent class' )
.end
.sub PMC_as_classes__instantiate
.local pmc MyInt4
get_class $P0, "Integer"
ok( 1, 'able to get_class of Integer' )
subclass MyInt4, $P0, "MyInt4"
addattribute MyInt4, ".i"
ok( 1, 'able to addattribute to subclass' )
.local pmc i
i = new "MyInt4"
ok( 1, 'able to instantiate obj of subclass w/ attribute' )
.end
.sub PMC_as_classes__methods
.local pmc MyInt5
get_class $P0, "Integer"
subclass MyInt5, $P0, "MyInt5"
addattribute MyInt5, "intval"
.local pmc i, i2
i = new "MyInt5"
i2 = new ['Integer']
i2 = 43
i = 42 # set_integer is inherited from Integer
ok( 1, 'able to assign int to MyInt' )
$I0 = i # get_integer is overridden below
is( $I0, 42, 'get_integer is overridden for MyInt5' )
$S0 = i # get_string is overridden below
is( $S0, 'MyInt5(42)', 'get_string is overridden for MyInt5' )
.end
.namespace ["MyInt5"]
.sub set_integer_native :vtable :method
.param int new_value
$P1 = new ['Integer']
$P1 = new_value
setattribute self, "intval", $P1
.end
.sub get_integer :vtable :method
$P0 = getattribute self, "intval"
$I0 = $P0
.return ($I0)
.end
.sub get_string :vtable :method
$P0 = getattribute self, "intval"
$I0 = $P0
$S1 = $I0
$S0 = "MyInt5("
$S0 .= $S1
$S0 .= ")"
.return ($S0)
.end
.namespace [] # Reset to root namespace for next test
.sub PMC_as_classes__mmd_methods
.local pmc MyInt6
get_class $P0, "Integer"
subclass MyInt6, $P0, "MyInt6"
.local pmc i
.local pmc j
.local pmc k
i = new "MyInt6"
j = new "MyInt6"
k = new "MyInt6"
i = 6
j = 7
k = i * j
$I0 = k
is( $I0, 42, 'MyInt6 defaults to Integer class for mult' )
$S0 = k # get_string is overridden below
is( $S0, 'MyInt6(42)', 'get_string is overridden for MyInt6' )
.end
.namespace ["MyInt6"]
.sub get_string :vtable :method
$I0 = self # get_integer is not overridden
$S1 = $I0
$S0 = "MyInt6("
$S0 .= $S1
$S0 .= ")"
.return ($S0)
.end
.namespace [] # Reset to root namespace for next test
.sub PMC_as_classes__derived_1
.local pmc MyInt8
.local pmc MyInt8_2
get_class $P0, "Integer"
subclass MyInt8, $P0, "MyInt8"
addattribute MyInt8, 'intval'
get_class $P1, "MyInt8"
subclass MyInt8_2, $P1, "MyInt8_2"
.local pmc i
i = new "MyInt8_2"
$I0 = isa i, "Integer"
ok( $I0, 'obj isa grandparent (Integer)' )
$I0 = isa i, "MyInt8"
ok( $I0, 'obj isa parent (MyInt8)' )
$I0 = isa i, "MyInt8_2"
ok( $I0, 'obj isa its class (MyInt8_2)' )
i = 42 # set_integer is overridden below
$I0 = i # get_integer is overridden below
is( $I0, 42, 'set/get_integer overridden' )
$S0 = i # get_string is overridden below
is( $S0, 'MyInt8_2(42)', 'set/get_string overridden' )
.end
.namespace ["MyInt8"]
.sub 'set_integer_native' :vtable :method
.param int val
$P1 = new ['Integer']
$P1 = val
setattribute self, "intval", $P1
.return ()
.end
.sub get_integer :vtable :method
$P0 = getattribute self, 'intval'
$I0 = $P0
.return ($I0)
.end
.sub get_string :vtable :method
$P0 = getattribute self, 'intval'
$I0 = $P0
$S1 = $I0
$S0 = typeof self
$S0 .= "("
$S0 .= $S1
$S0 .= ")"
.return ($S0)
.end
.namespace [] # Reset to root namespace for next test
.sub PMC_as_classes__derived_2
.local pmc MyInt9
.local pmc MyInt9_2
get_class $P0, "Integer"
subclass MyInt9, $P0, "MyInt9"
addattribute MyInt9, 'intval'
get_class $P1, "MyInt9"
subclass MyInt9_2, $P1, "MyInt9_2"
.local pmc i
i = new "MyInt9_2"
$I0 = isa i, "Integer"
ok( $I0, 'obj isa grandparent (Integer)' )
$I0 = isa i, "MyInt9"
ok( $I0, 'obj isa parent (MyInt9)' )
$I0 = isa i, "MyInt9_2"
ok( $I0, 'obj isa its class (MyInt9_2)' )
i = 42 # set_integer is overridden below
$I0 = i # get_integer is overridden below
is( $I0, 43, 'set/get_integer overridden' )
$S0 = i # get_string is overridden below
is( $S0, 'MyInt9_2(42)', 'set/get_string overridden' )
.end
.namespace ["MyInt9_2"]
# subclassing methods from MyInt9 is ok
# this one changes the value a bit
.sub get_integer :vtable :method
$P0 = getattribute self, 'intval'
$I0 = $P0
inc $I0 # <<<<<
.return ($I0)
.end
.namespace ["MyInt9"]
.sub 'set_integer_native' :vtable :method
.param int val
$P1 = new ['Integer']
$P1 = val
setattribute self, "intval", $P1
.return ()
.end
.sub get_integer :vtable :method
$P0 = getattribute self, 'intval'
$I0 = $P0
.return ($I0)
.end
.sub get_string :vtable :method
$P0 = getattribute self, 'intval'
$I0 = $P0
$S1 = $I0
$S0 = typeof self
$S0 .= "("
$S0 .= $S1
$S0 .= ")"
.return ($S0)
.end
.namespace [] # Reset to root namespace for next test
.sub PMC_as_classes__derived_3
.local pmc MyInt10
.local pmc MyInt10_2
get_class $P0, "Integer"
subclass MyInt10, $P0, "MyInt10"
addattribute MyInt10, 'intval'
get_class $P1, "MyInt10"
subclass MyInt10_2, $P1, "MyInt10_2"
.local pmc i
i = new "MyInt10_2"
$I0 = isa i, "Integer"
ok( $I0, 'obj isa grandparent (Integer)' )
$I0 = isa i, "MyInt10"
ok( $I0, 'obj isa parent (MyInt10)' )
$I0 = isa i, "MyInt10_2"
ok( $I0, 'obj isa its class (MyInt102)' )
i = 42 # set_integer is overridden below
$I0 = i # get_integer is overridden below
is( $I0, 42, 'set/get_integer overridden' )
$S0 = i # get_string is overridden below
is( $S0, 'MyInt10_2(42)', 'set/get_string overridden' )
.end
.namespace ["MyInt10_2"]
.sub get_integer :vtable :method
$P0 = getattribute self, 'intval'
$I0 = $P0
.return ($I0)
.end
.sub get_string :vtable :method
$P0 = getattribute self, 'intval'
$I0 = $P0
$S1 = $I0
$S0 = typeof self
$S0 .= "("
$S0 .= $S1
$S0 .= ")"
.return ($S0)
.end
.namespace ['MyInt10']
.sub 'set_integer_native' :vtable :method
.param int val
$P1 = new ['Integer']
$P1 = val
setattribute self, "intval", $P1
.return ()
.end
.namespace [] # Reset to root namespace for next test
.sub subclassing_Class
.local pmc cl
.local pmc parent
parent = get_class "Class"
cl = subclass parent, "Foo33"
ok( 1, 'able to subclass Class' )
.local pmc o
o = new "Foo33"
ok( 1, 'able to instantiate subclass of Class' )