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require 'test/unit'
class TestObjectSpace < Test::Unit::TestCase
def self.deftest_id2ref(obj)
/:(\d+)/ =~ caller[0]
file = $`
line = $1.to_i
code = <<"End"
define_method("test_id2ref_#{line}") {\
o = ObjectSpace._id2ref(obj.object_id);\
assert_same(obj, o, "didn't round trip: \#{obj.inspect}");\
}
End
eval code, binding, file, line
end
deftest_id2ref(-0x4000000000000001)
deftest_id2ref(-0x4000000000000000)
deftest_id2ref(-0x40000001)
deftest_id2ref(-0x40000000)
deftest_id2ref(-1)
deftest_id2ref(0)
deftest_id2ref(1)
deftest_id2ref(0x3fffffff)
deftest_id2ref(0x40000000)
deftest_id2ref(0x3fffffffffffffff)
deftest_id2ref(0x4000000000000000)
deftest_id2ref(:a)
deftest_id2ref(:abcdefghijilkjl)
deftest_id2ref(:==)
deftest_id2ref(Object.new)
deftest_id2ref(self)
deftest_id2ref(true)
deftest_id2ref(false)
deftest_id2ref(nil)
def test_count_objects
h = {}
ObjectSpace.count_objects(h)
assert_kind_of(Hash, h)
assert(h.keys.all? {|x| x.is_a?(Symbol) || x.is_a?(Integer) })
assert(h.values.all? {|x| x.is_a?(Integer) })
h = ObjectSpace.count_objects
assert_kind_of(Hash, h)
assert(h.keys.all? {|x| x.is_a?(Symbol) || x.is_a?(Integer) })
assert(h.values.all? {|x| x.is_a?(Integer) })
assert_raise(TypeError) { ObjectSpace.count_objects(1) }
end
end
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