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assert('ObjectSpace.count_objects') do
h = {}
f = Fiber.new {} if Object.const_defined? :Fiber
ObjectSpace.count_objects(h)
assert_kind_of(Hash, h)
assert_true(h.keys.all? {|x| x.is_a?(Symbol) || x.is_a?(Integer) })
assert_true(h.values.all? {|x| x.is_a?(Integer) })
assert_true(h.has_key?(:TOTAL))
assert_true(h.has_key?(:FREE))
assert_true(h.has_key?(:T_FIBER)) if Object.const_defined? :Fiber
assert_equal(h[:TOTAL] * 2, h.values.reduce(:+))
h = ObjectSpace.count_objects
assert_kind_of(Hash, h)
assert_true(h.keys.all? {|x| x.is_a?(Symbol) || x.is_a?(Integer) })
assert_true(h.values.all? {|x| x.is_a?(Integer) })
assert_raise(TypeError) { ObjectSpace.count_objects(1) }
h0 = {:T_FOO=>1000}
h = ObjectSpace.count_objects(h0)
assert_false(h0.has_key?(:T_FOO))
GC.start
h_after = {}
h_before = ObjectSpace.count_objects
objs = []
1000.times do
objs << {}
end
objs = nil
ObjectSpace.count_objects(h)
GC.start
ObjectSpace.count_objects(h_after)
assert_equal(h[:T_HASH], h_before[:T_HASH] + 1000)
assert_equal(h_after[:T_HASH], h_before[:T_HASH])
end
assert('ObjectSpace.each_object') do
objs = []
objs_count = ObjectSpace.each_object { |obj|
objs << obj
}
assert_equal objs.length, objs_count
arys = []
arys_count = ObjectSpace.each_object(Array) { |obj|
arys << obj
}
assert_equal arys.length, arys_count
assert_true arys.length < objs.length
end
assert 'Check class pointer of ObjectSpace.each_object.' do
ObjectSpace.each_object { |obj| !obj }
end
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