46 lines
926 B
Ruby
Vendored
46 lines
926 B
Ruby
Vendored
assert 'Class#subclasses' do
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a = Class.new
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b = Class.new(a)
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c = Class.new(b)
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d = Class.new(a)
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a_sub = a.subclasses
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assert_equal(2, a_sub.size)
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assert_true(a_sub.include?(b))
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assert_true(a_sub.include?(d))
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assert_equal([c], b.subclasses)
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assert_equal([], c.subclasses)
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end
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assert 'Class#attached_object' do
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foo = Class.new
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foo_s = class <<foo
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foo_s = self
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end
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assert_equal(foo, foo_s.attached_object)
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fooi = foo.new
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fooi_s = class <<fooi
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fooi_s = self
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end
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assert_equal(fooi, fooi_s.attached_object)
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assert_raise(TypeError){foo.attached_object}
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assert_raise(TypeError){TrueClass.attached_object}
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assert_raise(TypeError){NilClass.attached_object}
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end
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assert 'Class#class_exec' do
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c = Class.new
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class << c
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def index
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12345
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end
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end
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c.class_exec do
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def index
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54321
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end
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end
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assert_equal 12345, c.index
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assert_equal 54321, c.new.index
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end
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