22 lines
489 B
Ruby
22 lines
489 B
Ruby
require 'test/unit'
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class TestPrecision < Test::Unit::TestCase
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def test_prec_i
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assert_same(1, 1.0.prec(Integer))
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assert_same(1, 1.0.prec_i)
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assert_same(1, Integer.induced_from(1.0))
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end
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def test_prec_f
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assert_equal(1.0, 1.prec(Float))
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assert_equal(1.0, 1.prec_f)
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assert_equal(1.0, Float.induced_from(1))
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end
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def test_induced_from
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m = Module.new
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m.instance_eval { include(Precision) }
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assert_raise(TypeError) { m.induced_from(0) }
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end
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end
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