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* random.c (rand_int): prevent from GC.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24353 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2009-08-02 05:20:51 +00:00
parent 3fcfe38c1a
commit e626e0bdec
3 changed files with 33 additions and 13 deletions
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13
test/ruby/test_rand.rb
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@ -4,13 +4,24 @@ class TestRand < Test::Unit::TestCase
def assert_random_int(ws, m, init = 0)
srand(init)
rnds = [Random.new(init)]
ws.each do |w|
rnds2 = [rnds[0].dup]
rnds3 = [rnds[0].dup]
ws.each_with_index do |w, i|
w = w.to_i
assert_equal(w, rand(m))
rnds.each do |rnd|
assert_equal(w, rnd.int(m))
end
rnds2.each do |rnd|
r=rnd.int(i...(m+i))
assert_equal(w+i, r)
end
rnds3.each do |rnd|
r=rnd.int(i..(m+i-1))
assert_equal(w+i, r)
end
rnds << Marshal.load(Marshal.dump(rnds[-1]))
rnds2 << Marshal.load(Marshal.dump(rnds2[-1]))
end
end