Feature #12484 ยป test_rational.rb.patch
| test/ruby/test_rational.rb | ||
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# frozen_string_literal: false |
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require 'test/unit' |
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require '-test-/integer' |
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class RationalSub < Rational; end |
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class Rational_Test < Test::Unit::TestCase |
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def test_new |
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assert_raise(TypeError) { Rational(Object.new) }
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assert_raise(TypeError) { Rational(1, Object.new) }
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class << (o = Object.new) |
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alias to_int object_id |
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end |
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assert_raise(TypeError) { Rational(o) }
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assert_raise(TypeError) { Rational(1, o) }
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class << (o = Object.new) |
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def to_r |
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1/2r |
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end |
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end |
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assert_equal(1/2r, Rational(o)) |
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assert_raise(TypeError) { Rational(1, o) }
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Rational(Bug::Integer::MyInteger.new) |
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end |
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def test_ratsub |
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c = RationalSub.__send__(:convert, 1) |
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