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cd8d08b532
* test/ruby/beginmainend.rb: add tests for nested BEGIN/END. * test/ruby/endblockwarn.rb: new file added to test of END-in-method warning. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4716 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
50 lines
1.2 KiB
Ruby
50 lines
1.2 KiB
Ruby
require 'test/unit'
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$KCODE = 'none'
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class TestFloat < Test::Unit::TestCase
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def test_float
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assert_equal(2, 2.6.floor)
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assert_equal(-3, (-2.6).floor)
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assert_equal(3, 2.6.ceil)
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assert_equal(-2, (-2.6).ceil)
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assert_equal(2, 2.6.truncate)
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assert_equal(-2, (-2.6).truncate)
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assert_equal(3, 2.6.round)
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assert_equal(-2, (-2.4).truncate)
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assert((13.4 % 1 - 0.4).abs < 0.0001)
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end
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def test_nan
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nan = 0.0/0
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def nan.test(v)
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extend Test::Unit::Assertions
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assert(self != v)
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assert_equal(false, (self < v))
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assert_equal(false, (self > v))
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assert_equal(false, (self <= v))
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assert_equal(false, (self >= v))
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end
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nan.test(nan)
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nan.test(0)
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nan.test(1)
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nan.test(-1)
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nan.test(1000)
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nan.test(-1000)
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nan.test(1_000_000_000_000)
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nan.test(-1_000_000_000_000)
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nan.test(100.0);
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nan.test(-100.0);
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nan.test(0.001);
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nan.test(-0.001);
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nan.test(1.0/0);
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nan.test(-1.0/0);
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end
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def test_precision
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#s = "3.7517675036461267e+17"
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#assert(s == sprintf("%.16e", s.to_f))
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f = 3.7517675036461267e+17
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assert_equal(f, sprintf("%.16e", f).to_f)
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end
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end
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