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Diffstat (limited to 'test/ruby/test_rand.rb')
| -rw-r--r-- | test/ruby/test_rand.rb | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/test/ruby/test_rand.rb b/test/ruby/test_rand.rb index f066433f6a..a4beffd689 100644 --- a/test/ruby/test_rand.rb +++ b/test/ruby/test_rand.rb @@ -336,6 +336,14 @@ class TestRand < Test::Unit::TestCase } end + def test_seed_leading_zero_guard + guard = 1<<32 + range = 0...(1<<32) + all_assertions_foreach(nil, 0, 1, 2) do |i| + assert_not_equal(Random.new(i).rand(range), Random.new(i+guard).rand(range)) + end + end + def test_marshal bug3656 = '[ruby-core:31622]' assert_raise(TypeError, bug3656) { |