64 lines
1.7 KiB
Ruby
Vendored
64 lines
1.7 KiB
Ruby
Vendored
assert("Kernel.#binding") do
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assert_kind_of Binding, binding
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end
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assert("Binding#local_variables") do
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block = Proc.new do |a|
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b = 1
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binding
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end
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assert_equal [:a, :b, :block], block.call(0).local_variables.sort
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end
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assert("Binding#local_variable_set") do
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bind = binding
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1.times {
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assert_equal(9, bind.local_variable_set(:x, 9))
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assert_raise(NameError) { x }
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assert_equal([:bind, :x], bind.local_variables.sort)
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}
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end
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assert("Binding#local_variable_get") do
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bind = binding
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x = 1
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1.times {
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y = 2
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assert_equal(1, bind.local_variable_get(:x))
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x = 10
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assert_equal(10, bind.local_variable_get(:x))
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assert_raise(NameError) { bind.local_variable_get(:y) }
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assert_equal([:bind, :x], bind.local_variables.sort)
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}
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end
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assert("Binding#source_location") do
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skip unless -> {}.source_location
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bind, source_location = binding, [__FILE__, __LINE__]
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assert_equal source_location, bind.source_location
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end
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assert("Binding#dup") do
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x = 5
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bind1 = binding
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bind1.local_variable_set(:y, 10)
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bind2 = bind1.dup
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assert_equal 5, bind2.local_variable_get(:x)
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assert_equal 10, bind2.local_variable_get(:y)
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x = 50
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assert_equal 50, bind1.local_variable_get(:x)
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assert_equal 50, bind2.local_variable_get(:x)
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bind1.local_variable_set(:y, 20)
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assert_equal 20, bind1.local_variable_get(:y)
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assert_equal 20, bind2.local_variable_get(:y)
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bind1.local_variable_set(:z, 30)
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assert_raise(NameError) { bind2.local_variable_get(:z) }
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bind2.local_variable_set(:z, 40)
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assert_equal 30, bind1.local_variable_get(:z)
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assert_equal 40, bind2.local_variable_get(:z)
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end
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assert "Kernel#binding and .eval from C" do
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assert_raise(RuntimeError) { binding_in_c }
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end
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