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* bignum.c (rb_big2ull): fix off-by-twice bug of NUM2ULL.

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* test/-ext-/num2int/test_num2int.rb (class TestNum2int):
  fix a testcase too.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33742 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
kosaki 2011-11-14 03:51:56 +00:00
parent 11137bed53
commit d3437b7c1a
3 changed files with 17 additions and 14 deletions
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15
test/-ext-/num2int/test_num2int.rb
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@ -162,20 +162,11 @@ class TestNum2int < Test::Unit::TestCase
assert_output(ULLONG_MAX.to_s) do
Num2int.print_num2ull(-1)
end
assert_output((LLONG_MAX+2).to_s) do
Num2int.print_num2ull(LLONG_MIN+1)
end
# maybe bug
assert_output((LLONG_MAX).to_s) do
Num2int.print_num2ull(LLONG_MIN-1)
end
# maybe bug
assert_output(1.to_s) do
Num2int.print_num2ull(LLONG_MIN*2+1)
assert_output((LLONG_MAX+1).to_s) do
Num2int.print_num2ull(LLONG_MIN)
end
assert_raise(RangeError) do
Num2int.print_num2ull(LLONG_MIN*2)
Num2int.print_num2ull(LLONG_MIN-1)
end
assert_raise(RangeError) do
Num2int.print_num2ull(ULLONG_MAX+1)