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add more shapes tests

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lukeg 2023-01-12 12:05:07 -05:00 committed by Jemma Issroff
parent 4f8a33eb05
commit b57b7acc20
1 changed files with 21 additions and 2 deletions
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23
test/ruby/test_shapes.rb
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@ -388,6 +388,8 @@ class TestShapes < Test::Unit::TestCase
assert_predicate RubyVM::Shape.of(tc), :too_complex?
tc.freeze
assert_raise(FrozenError) { tc.a3_m }
# doesn't transition to frozen shape in this case
assert_predicate RubyVM::Shape.of(tc), :too_complex?
end
def test_read_undefined_iv_after_complex
@ -397,6 +399,7 @@ class TestShapes < Test::Unit::TestCase
tc.send("a#{RubyVM::Shape::SHAPE_MAX_VARIATIONS}_m")
assert_predicate RubyVM::Shape.of(tc), :too_complex?
assert_equal nil, tc.iv_not_defined
assert_predicate RubyVM::Shape.of(tc), :too_complex?
end
def test_shape_order
@ -447,7 +450,10 @@ class TestShapes < Test::Unit::TestCase
class TestObject; end
def test_new_obj_has_t_object_shape
assert_shape_equal(RubyVM::Shape.root_shape, RubyVM::Shape.of(TestObject.new).parent)
obj = TestObject.new
shape = RubyVM::Shape.of(obj)
assert_equal RubyVM::Shape::SHAPE_T_OBJECT, shape.type
assert_shape_equal(RubyVM::Shape.root_shape, shape.parent)
end
def test_str_has_root_shape
@ -474,6 +480,10 @@ class TestShapes < Test::Unit::TestCase
assert_equal(RubyVM::Shape::SPECIAL_CONST_SHAPE_ID, RubyVM::Shape.of(nil).id)
end
def test_root_shape_transition_to_special_const_on_frozen
assert_equal(RubyVM::Shape::SPECIAL_CONST_SHAPE_ID, RubyVM::Shape.of([].freeze).id)
end
def test_basic_shape_transition
omit "Failing with RJIT for some reason" if defined?(RubyVM::RJIT) && RubyVM::RJIT.enabled?
obj = Example.new
@ -487,7 +497,7 @@ class TestShapes < Test::Unit::TestCase
shape = shape.parent
assert_equal(RubyVM::Shape.root_shape.id, shape.id)
assert_equal(obj.instance_variable_get(:@a), 1)
assert_equal(1, obj.instance_variable_get(:@a))
end
def test_different_objects_make_same_transition
@ -538,6 +548,15 @@ class TestShapes < Test::Unit::TestCase
assert_shape_equal(RubyVM::Shape.of(obj), RubyVM::Shape.of(obj2))
end
def test_cloning_with_freeze_option
obj = Object.new
obj2 = obj.clone(freeze: true)
assert_predicate(obj2, :frozen?)
refute_shape_equal(RubyVM::Shape.of(obj), RubyVM::Shape.of(obj2))
assert_equal(RubyVM::Shape::SHAPE_FROZEN, RubyVM::Shape.of(obj2).type)
assert_shape_equal(RubyVM::Shape.of(obj), RubyVM::Shape.of(obj2).parent)
end
def test_freezing_and_cloning_object_with_ivars
obj = Example.new.freeze
obj2 = obj.clone(freeze: true)