[439] | 1 | assert 'Module#<' do
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| 2 | a = Class.new
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| 3 | b = Class.new(a)
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| 4 | c = Class.new(a)
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| 5 | d = Module.new
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| 6 | e = Class.new { include d }
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| 7 | f = Module.new { include d }
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| 8 |
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| 9 | # compare class to class
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| 10 | assert_true b < a
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| 11 | assert_false b < b
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| 12 | assert_false a < b
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| 13 | assert_nil c < b
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| 14 |
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| 15 | # compare class to module
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| 16 | assert_true e < d
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| 17 | assert_false d < e
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| 18 | assert_nil a < d
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| 19 |
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| 20 | # compare module to module
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| 21 | assert_true f < d
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| 22 | assert_false f < f
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| 23 | assert_false d < f
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| 24 |
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| 25 | assert_raise(TypeError) { a < Object.new }
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| 26 | end
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| 27 |
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| 28 | assert 'Module#<=' do
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| 29 | a = Class.new
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| 30 | b = Class.new(a)
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| 31 | c = Class.new(a)
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| 32 | d = Module.new
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| 33 | e = Class.new { include d }
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| 34 | f = Module.new { include d }
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| 35 |
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| 36 | # compare class to class
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| 37 | assert_true b <= a
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| 38 | assert_true b <= b
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| 39 | assert_false a <= b
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| 40 | assert_nil c <= b
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| 41 |
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| 42 | # compare class to module
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| 43 | assert_true e <= d
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| 44 | assert_false d <= e
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| 45 | assert_nil a <= d
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| 46 |
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| 47 | # compare module to module
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| 48 | assert_true f <= d
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| 49 | assert_true f <= f
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| 50 | assert_false d <= f
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| 51 |
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| 52 | assert_raise(TypeError) { a <= Object.new }
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| 53 | end
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| 54 |
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[331] | 55 | assert 'Module#name' do
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[439] | 56 | module Outer
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| 57 | class Inner; end
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| 58 | const_set :SetInner, Class.new
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[331] | 59 | end
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| 60 |
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[439] | 61 | assert_equal 'Outer', Outer.name
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| 62 | assert_equal 'Outer::Inner', Outer::Inner.name
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| 63 | assert_equal 'Outer::SetInner', Outer::SetInner.name
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| 64 |
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| 65 | outer = Module.new do
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| 66 | const_set :SetInner, Class.new
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| 67 | end
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| 68 | Object.const_set :SetOuter, outer
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| 69 |
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| 70 | assert_equal 'SetOuter', SetOuter.name
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| 71 | assert_equal 'SetOuter::SetInner', SetOuter::SetInner.name
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| 72 |
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| 73 | mod = Module.new
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| 74 | cls = Class.new
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| 75 |
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| 76 | assert_nil mod.name
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| 77 | assert_nil cls.name
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[331] | 78 | end
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[439] | 79 |
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| 80 | assert 'Module#singleton_class?' do
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| 81 | mod = Module.new
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| 82 | cls = Class.new
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| 83 | scl = (class <<cls; self; end)
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| 84 |
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| 85 | assert_false mod.singleton_class?
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| 86 | assert_false cls.singleton_class?
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| 87 | assert_true scl.singleton_class?
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| 88 | end
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| 89 |
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| 90 | assert 'Module#module_eval' do
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| 91 | mod = Module.new
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| 92 | mod.class_exec(1,2,3) do |a,b,c|
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| 93 | assert_equal([1,2,3], [a,b,c])
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| 94 | def hi
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| 95 | "hi"
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| 96 | end
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| 97 | end
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| 98 | cls = Class.new
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| 99 | cls.class_exec(42) do |x|
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| 100 | assert_equal(42, x)
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| 101 | include mod
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| 102 | def hello
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| 103 | "hello"
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| 104 | end
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| 105 | end
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| 106 | obj = cls.new
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| 107 | assert_equal("hi", obj.hi)
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| 108 | assert_equal("hello", obj.hello)
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| 109 | end
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