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-rw-r--r--trunk/test/ruby/test_rand.rb167
1 files changed, 0 insertions, 167 deletions
diff --git a/trunk/test/ruby/test_rand.rb b/trunk/test/ruby/test_rand.rb
deleted file mode 100644
index b7d841dbba..0000000000
--- a/trunk/test/ruby/test_rand.rb
+++ /dev/null
@@ -1,167 +0,0 @@
-require 'test/unit'
-
-class TestRand < Test::Unit::TestCase
- def test_mt
- srand(0x00000456_00000345_00000234_00000123)
- %w(1067595299 955945823 477289528 4107218783 4228976476).each {|w|
- assert_equal(w.to_i, rand(0x100000000))
- }
- end
-
- def test_0x3fffffff
- srand(0)
- %w(209652396 398764591 924231285 404868288 441365315).each {|w|
- assert_equal(w.to_i, rand(0x3fffffff))
- }
- end
-
- def test_0x40000000
- srand(0)
- %w(209652396 398764591 924231285 404868288 441365315).each {|w|
- assert_equal(w.to_i, rand(0x40000000))
- }
- end
-
- def test_0x40000001
- srand(0)
- %w(209652396 398764591 924231285 441365315 192771779).each {|w|
- assert_equal(w.to_i, rand(0x40000001))
- }
- end
-
- def test_0xffffffff
- srand(0)
- %w(2357136044 2546248239 3071714933 3626093760 2588848963).each {|w|
- assert_equal(w.to_i, rand(0xffffffff))
- }
- end
-
- def test_0x100000000
- srand(0)
- %w(2357136044 2546248239 3071714933 3626093760 2588848963).each {|w|
- assert_equal(w.to_i, rand(0x100000000))
- }
- end
-
- def test_0x100000001
- srand(0)
- %w(2546248239 1277901399 243580376 1171049868 2051556033).each {|w|
- assert_equal(w.to_i, rand(0x100000001))
- }
- end
-
- def test_rand_0x100000000
- srand(311702798)
- %w(4119812344 3870378946 80324654 4294967296 410016213).each {|w|
- assert_equal(w.to_i, rand(0x100000001))
- }
- end
-
- def test_0x1000000000000
- srand(0)
- %w(11736396900911
- 183025067478208
- 197104029029115
- 130583529618791
- 180361239846611).each {|w|
- assert_equal(w.to_i, rand(0x1000000000000))
- }
- end
-
- def test_0x1000000000001
- srand(0)
- %w(187121911899765
- 197104029029115
- 180361239846611
- 236336749852452
- 208739549485656).each {|w|
- assert_equal(w.to_i, rand(0x1000000000001))
- }
- end
-
- def test_0x3fffffffffffffff
- srand(0)
- %w(900450186894289455
- 3969543146641149120
- 1895649597198586619
- 827948490035658087
- 3203365596207111891).each {|w|
- assert_equal(w.to_i, rand(0x3fffffffffffffff))
- }
- end
-
- def test_0x4000000000000000
- srand(0)
- %w(900450186894289455
- 3969543146641149120
- 1895649597198586619
- 827948490035658087
- 3203365596207111891).each {|w|
- assert_equal(w.to_i, rand(0x4000000000000000))
- }
- end
-
- def test_0x4000000000000001
- srand(0)
- %w(900450186894289455
- 3969543146641149120
- 1895649597198586619
- 827948490035658087
- 2279347887019741461).each {|w|
- assert_equal(w.to_i, rand(0x4000000000000001))
- }
- end
-
- def test_neg_0x10000000000
- ws = %w(455570294424 1073054410371 790795084744 2445173525 1088503892627)
- srand(3)
- ws.each {|w| assert_equal(w.to_i, rand(0x10000000000)) }
- srand(3)
- ws.each {|w| assert_equal(w.to_i, rand(-0x10000000000)) }
- end
-
- def test_neg_0x10000
- ws = %w(2732 43567 42613 52416 45891)
- srand(0)
- ws.each {|w| assert_equal(w.to_i, rand(0x10000)) }
- srand(0)
- ws.each {|w| assert_equal(w.to_i, rand(-0x10000)) }
- end
-
- def test_types
- srand(0)
- assert_equal(44, rand(100.0))
- assert_equal(1245085576965981900420779258691, rand((2**100).to_f))
- assert_equal(914679880601515615685077935113, rand(-(2**100).to_f))
-
- srand(0)
- assert_equal(997707939797331598305742933184, rand(2**100))
- assert_in_delta(0.602763376071644, rand((2**100).coerce(0).first),
- 0.000000000000001)
-
- srand(0)
- assert_in_delta(0.548813503927325, rand(nil),
- 0.000000000000001)
- srand(0)
- o = Object.new
- def o.to_i; 100; end
- assert_equal(44, rand(o))
- assert_equal(47, rand(o))
- assert_equal(64, rand(o))
- end
-
- def test_srand
- srand
- assert_kind_of(Integer, rand(2))
-
- srand(2**100)
- %w(3258412053).each {|w|
- assert_equal(w.to_i, rand(0x100000000))
- }
- end
-
- def test_shuffle
- srand(0)
- assert_equal([1,4,2,5,3], [1,2,3,4,5].shuffle)
- end
-end