26 lines
711 B
Ruby
26 lines
711 B
Ruby
require 'abstract_unit'
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class FloatExtRoundingTests < Test::Unit::TestCase
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def test_round_for_positive_number
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assert_equal 1, 1.4.round
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assert_equal 2, 1.6.round
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assert_equal 2, 1.6.round(0)
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assert_equal 1.4, 1.4.round(1)
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assert_equal 1.4, 1.4.round(3)
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assert_equal 1.5, 1.45.round(1)
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assert_equal 1.45, 1.445.round(2)
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end
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def test_round_for_negative_number
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assert_equal( -1, -1.4.round )
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assert_equal( -2, -1.6.round )
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assert_equal( -1.4, -1.4.round(1) )
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assert_equal( -1.5, -1.45.round(1) )
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end
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def test_round_with_negative_precision
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assert_equal 123460.0, 123456.0.round(-1)
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assert_equal 123500.0, 123456.0.round(-2)
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end
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end
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