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* include/ruby/ruby.h: add NUM2SHORT(), NUM2USHORT() macros.

Browse source 
* numeric.c: ditto.

* test/-ext-/num2int/test_num2int.rb: add testcases for NUM2SHORT().
* ext/-test-/num2int/num2int.c: ditto.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33743 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
kosaki 2011-11-14 03:54:34 +00:00
parent d3437b7c1a
commit b2a2ba1191
5 changed files with 166 additions and 0 deletions
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40
test/-ext-/num2int/test_num2int.rb
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@ -5,6 +5,10 @@ class TestNum2int < Test::Unit::TestCase
end
require '-test-/num2int/num2int'
SHRT_MIN = -32768
SHRT_MAX = 32767
USHRT_MAX = 65535
INT_MIN = -2147483648
INT_MAX = 2147483647
UINT_MAX = 4294967295
@ -29,6 +33,42 @@ class TestNum2int < Test::Unit::TestCase
FIXNUM_MAX = LONG_MAX/2
FIXNUM_MIN = LONG_MIN/2
def test_num2short
assert_output(SHRT_MIN.to_s) do
Num2int.print_num2short(SHRT_MIN)
end
assert_output(SHRT_MAX.to_s) do
Num2int.print_num2short(SHRT_MAX)
end
assert_raise(RangeError) do
Num2int.print_num2short(SHRT_MIN-1)
end
assert_raise(RangeError) do
Num2int.print_num2short(SHRT_MAX+1)
end
end
def test_num2ushort
assert_output("0") do
Num2int.print_num2ushort(0)
end
assert_output(USHRT_MAX.to_s) do
Num2int.print_num2ushort(USHRT_MAX)
end
assert_output(USHRT_MAX.to_s) do
Num2int.print_num2ushort(-1)
end
assert_output((SHRT_MAX+1).to_s) do
Num2int.print_num2ushort(SHRT_MIN)
end
assert_raise(RangeError) do
Num2int.print_num2ushort(SHRT_MIN-1)
end
assert_raise(RangeError) do
Num2int.print_num2ushort(USHRT_MAX+1)
end
end
def test_num2int
assert_output(INT_MIN.to_s) do
Num2int.print_num2int(INT_MIN)