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test_objectobject.py
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test_objectobject.py
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from topaz.objects.intobject import W_FixnumObject
from topaz.objects.methodobject import W_MethodObject
from ..base import BaseTopazTest
class TestBaseObject(BaseTopazTest):
def test_instance_eval(self, space):
w_res = space.execute("""
class X; end
X.instance_eval('def foo; 1; end')
return X.foo
""")
assert space.int_w(w_res) == 1
w_res = space.execute("""
class X; end
X.instance_eval { def foo; 1; end }
return X.foo
""")
assert space.int_w(w_res) == 1
w_res = space.execute("""
class X; end
X.instance_eval('def foo; [__FILE__, __LINE__]; end', 'dummy', 123)
return X.foo
""")
assert self.unwrap(space, w_res) == ["dummy", 123]
def test_instance_eval_scope(self, space):
w_res = space.execute("""
module M
C = proc {
class X
end
X
}
end
class T
end
t = T.new
return t.instance_eval(&M::C).name
""")
# TODO: this shoudl really be M::X
assert space.str_w(w_res) == "X"
def test___id__(self, space):
w_res = space.execute("return BasicObject.new.__id__")
assert isinstance(w_res, W_FixnumObject)
def test_method_missing(self, space):
w_res = space.execute("""
class BasicObject
def method_missing(name, *args, &block)
return name, args, block
end
end
return BasicObject.new.foo('bar', 42)
""")
assert self.unwrap(space, w_res) == ["foo", ["bar", 42], None]
def test_eq(self, space):
w_res = space.execute("""
a = BasicObject.new
return [a == a, a == BasicObject.new]
""")
assert self.unwrap(space, w_res) == [True, False]
w_res = space.execute("""
a = BasicObject.new
return [a.equal?(a), a.equal?(BasicObject.new)]
""")
assert self.unwrap(space, w_res) == [True, False]
def test_neq(self, space):
w_res = space.execute("""
a = BasicObject.new
return [a != a, a != BasicObject.new]
""")
assert self.unwrap(space, w_res) == [False, True]
def test_not(self, space):
w_res = space.execute("return !BasicObject.new")
assert w_res is space.w_false
w_res = space.execute("return !true")
assert w_res is space.w_false
w_res = space.execute("return !false")
assert w_res is space.w_true
w_res = space.execute("return !nil")
assert w_res is space.w_true
def test___send__(self, space):
w_res = space.execute("""
return [BasicObject.new.__send__("!"), BasicObject.new.__send__(:"==", BasicObject.new)]
""")
assert self.unwrap(space, w_res) == [False, False]
def test_dup(self, space):
w_res = space.execute("""
class A
attr_accessor :a, :b
def initialize_dup(o)
$dup_ran = true
end
end
module B
end
a = A.new
a.singleton_class.class_eval do
def a
10
end
end
a.a = a.b = 3
a.singleton_class.class_eval("include B")
b = a.dup
return a.a, b.a, b.b, $dup_ran, a.singleton_class.ancestors == b.singleton_class.ancestors
""")
assert self.unwrap(space, w_res) == [10, 3, 3, True, False]
def test_clone(self, space):
w_res = space.execute("""
class A
attr_accessor :a, :b
def initialize_clone(o)
$copy_ran = true
end
end
module B
end
a = A.new
a.singleton_class.class_eval do
def a
10
end
end
a.a = a.b = 3
a.singleton_class.class_eval("include B")
b = a.clone
return a.a, b.a, b.b, $copy_ran, a.singleton_class.ancestors == b.singleton_class.ancestors
""")
assert self.unwrap(space, w_res) == [10, 10, 3, True, True]
class TestObjectObject(BaseTopazTest):
def test_class(self, space):
w_res = space.execute("return 1.class")
assert w_res is space.w_fixnum
def test_initialize(self, space):
w_res = space.execute("""
class X
def initialize
@a = 3
end
def foo
@a
end
end
return X.new.foo
""")
assert space.int_w(w_res) == 3
def test_initialize_args(self, space):
w_res = space.execute("""
class X
def initialize a, b
@a = a
@b = b
end
def attrs
[@a, @b]
end
end
x = X.new 2, 3
return x.attrs
""")
assert self.unwrap(space, w_res) == [2, 3]
def test_method_missing(self, space):
w_res = space.execute("""
class A
def method_missing(name, *args, &block)
return name, args, block
end
end
return A.new.foo('bar', 42)
""")
assert self.unwrap(space, w_res) == ["foo", ["bar", 42], None]
def test_instance_variable_get(self, space):
w_res = space.execute("""
class Fred
def initialize(p1, p2)
@a, @b = p1, p2
end
end
fred = Fred.new('cat', 99)
return fred.instance_variable_get(:@a), fred.instance_variable_get("@b")
""")
assert self.unwrap(space, w_res) == ["cat", 99]
def test_instance_variable_set(self, space):
w_res = space.execute("""
class A
def foo; @foo; end
end
a = A.new
a.instance_variable_set(:@foo, "bar")
return a.foo
""")
assert space.str_w(w_res) == "bar"
def test_to_s(self, space):
w_res = space.execute("""
obj = Object.new
return obj.to_s, obj.object_id
""")
s, oid = self.unwrap(space, w_res)
assert s == "#<Object:0x%x>" % oid
def test_inspect(self, space):
w_res = space.execute("""
obj = Object.new
return obj.to_s == obj.inspect
""")
assert w_res == space.w_true
w_res = space.execute("""
class A
def to_s
10
end
end
obj = A.new
return obj.to_s == obj.inspect
""")
assert w_res == space.w_true
def test_send(self, space):
w_res = space.execute("return [1.send(:to_s), 1.send('+', 2)]")
assert self.unwrap(space, w_res) == ['1', 3]
def test_eqeqeq(self, space):
w_res = space.execute("""
class A; end
a = A.new
res = [a === A.new]
class A; def ==(o); true; end; end
res << (a === A.new)
return res
""")
assert self.unwrap(space, w_res) == [False, True]
def test_hash(self, space):
w_res = space.execute("""
a = Object.new
return a.hash, a.hash == a.hash, a.hash != Object.new.hash
""")
w_int, w_self_hash, w_other_hash = space.listview(w_res)
assert isinstance(w_int, W_FixnumObject)
assert w_self_hash is space.w_true
assert w_other_hash is space.w_true
def test_is_kind_ofp(self, space):
w_res = space.execute("""
r = []
module M; end
class A
include M
end
class B < A; end
class C < B; end
b = B.new
r << b.kind_of?(A)
r << b.kind_of?(B)
r << b.kind_of?(C)
r << b.kind_of?(M)
return r
""")
assert self.unwrap(space, w_res) == [True, True, False, True]
def test_instance_ofp(self, space):
w_res = space.execute("""
class A
end
class B < A
end
class C < B
end
b = B.new
return [b.instance_of?(A), b.instance_of?(B), b.instance_of?(C)]
""")
assert self.unwrap(space, w_res) == [False, True, False]
def test_cmp(self, space):
w_res = space.execute("""
a = Object.new
b = Object.new
return a <=> a, a <=> b
""")
assert self.unwrap(space, w_res) == [0, None]
def test_extend(self, space):
w_res = space.execute("""
$res = []
class A; end
module B
def self.extended(base)
$res << "extended in: #{base.class.name}"
end
def self.included(base)
$res << "included in: #{base.class.name}"
end
end
A.new.extend B
A.send :include, B
A.extend B
return $res
""")
assert self.unwrap(space, w_res) == ["extended in: A", "included in: Class", "extended in: Class"]
with self.raises(space, "TypeError", "wrong argument type Fixnum (expected Module)"):
space.execute("Object.new.extend 1")
with self.raises(space, "TypeError", "wrong argument type Class (expected Module)"):
space.execute("Object.new.extend Class.new")
w_res = space.execute("""
class A; end
class MyModule < Module; end
B = MyModule.new
B.instance_eval do
def self.extended(base)
$res = "extended in: #{base.class.name}"
end
end
A.new.extend B
return $res
""")
assert self.unwrap(space, w_res) == "extended in: A"
class TestMapDict(BaseTopazTest):
def test_simple_attr(self, space):
w_res = space.execute("""
class X
def initialize
@a = 3
@b = 4
@c = 5
end
def attrs
[@a, @b, @c]
end
end
return X.new.attrs
""")
assert self.unwrap(space, w_res) == [3, 4, 5]
def test_unitialized_att(self, space):
w_res = space.execute("""
class X
attr_accessor :a
def attrs
[self.a, @b]
end
end
return X.new.attrs
""")
assert space.listview(w_res) == [space.w_nil, space.w_nil]
def test_method(self, space):
w_res = space.execute("""
class A; def a; end; end
return A.new.method(:a).class, A.new.method(:to_s).class
""")
assert self.unwrap(space, w_res) == [
space.getclassfor(W_MethodObject),
space.getclassfor(W_MethodObject)
]
with self.raises(space, "NameError"):
space.execute("Object.new.method(:undefined_stuff)")
w_res = space.execute("""
class A; def to_str; "to_s"; end; end
return 'aaa'.method(A.new).class
""")
assert self.unwrap(space, w_res) == space.getclassfor(W_MethodObject)
def test_tap(self, space):
with self.raises(space, "LocalJumpError"):
space.execute("1.tap")
w_res = space.execute("""
x = nil
res = 1.tap { |c| x = c + 1 }
return res, x
""")
assert self.unwrap(space, w_res) == [1, 2]