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  • Committer: Bazaar Package Importer
  • Author(s): Lucas Nussbaum
  • Date: 2011-09-24 19:16:17 UTC
  • mfrom: (1.1.8 upstream) (13.1.7 experimental)
  • Revision ID: james.westby@ubuntu.com-20110924191617-o1qz4rcmqjot8zuy
Tags: 1.9.3~rc1-1
http://bugs.debian.org/639959
* New upstream release: 1.9.3 RC1.
  + Includes load.c fixes. Closes: #639959.
* Upload to unstable.

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test/ruby/test_rand.rb
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  def test_shuffle
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    srand(0)
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    assert_equal([1,4,2,5,3], [1,2,3,4,5].shuffle)
 
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    assert_equal([1,4,2,5,3], [1,2,3,4,5].shuffle(random: Random.new(0)))
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  end
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  def test_big_seed
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  end
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  def test_random_bytes
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    r = Random.new(0)
 
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    assert_random_bytes(Random.new(0))
 
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  end
 
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  def assert_random_bytes(r)
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    assert_equal("", r.bytes(0))
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    assert_equal("\xAC".force_encoding("ASCII-8BIT"), r.bytes(1))
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    assert_equal("/\xAA\xC4\x97u\xA6\x16\xB7\xC0\xCC".force_encoding("ASCII-8BIT"),                                                                                                                              r.bytes(10))
 
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    assert_equal("/\xAA\xC4\x97u\xA6\x16\xB7\xC0\xCC".force_encoding("ASCII-8BIT"),
 
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                 r.bytes(10))
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  end
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  def test_random_range
 
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    srand(0)
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    r = Random.new(0)
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    %w(9 5 8).each {|w| assert_equal(w.to_i, r.rand(5..9)) }
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    %w(-237 731 383).each {|w| assert_equal(w.to_i, r.rand(-1000..1000)) }
 
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    %w(9 5 8).each {|w|
 
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      assert_equal(w.to_i, rand(5..9))
 
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      assert_equal(w.to_i, r.rand(5..9))
 
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    }
 
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    %w(-237 731 383).each {|w|
 
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      assert_equal(w.to_i, rand(-1000..1000))
 
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      assert_equal(w.to_i, r.rand(-1000..1000))
 
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    }
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    %w(1267650600228229401496703205382
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       1267650600228229401496703205384
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       1267650600228229401496703205383).each do |w|
 
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      assert_equal(w.to_i, rand(2**100+5..2**100+9))
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      assert_equal(w.to_i, r.rand(2**100+5..2**100+9))
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    end
 
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    v = rand(3.1..4)
 
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    assert_instance_of(Float, v, '[ruby-core:24679]')
 
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    assert_include(3.1..4, v)
 
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    v = r.rand(3.1..4)
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    assert_instance_of(Float, v, '[ruby-core:24679]')
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    assert_includes(3.1..4, v)
 
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    assert_include(3.1..4, v)
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    now = Time.now
 
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    assert_equal(now, rand(now..now))
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    assert_equal(now, r.rand(now..now))
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  end
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    assert_in_delta(1.7151893663724195, r.rand(1.0...2.0), 0.0001, '[ruby-core:24655]')
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    assert_in_delta(7.027633760716439, r.rand(1.0...11.0), 0.0001, '[ruby-core:24655]')
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    assert_in_delta(3.0897663659937937, r.rand(2.0...4.0), 0.0001, '[ruby-core:24655]')
 
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    assert_nothing_raised {r.rand(-Float::MAX..Float::MAX)}
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  end
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  def test_random_equal
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    }
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  end
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  def test_default
 
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    r1 = Random::DEFAULT.dup
 
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    r2 = Random::DEFAULT.dup
 
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    3.times do
 
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      x0 = rand
 
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      x1 = r1.rand
 
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      x2 = r2.rand
 
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      assert_equal(x0, x1)
 
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      assert_equal(x0, x2)
 
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    end
 
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  end
 
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  def test_marshal
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    bug3656 = '[ruby-core:31622]'
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    assert_raise(TypeError, bug3656) {