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authormatz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2002-02-15 04:43:58 +0000
committermatz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2002-02-15 04:43:58 +0000
commit289430e8eceaa8a9f541e455f0ffb8186ba06acd (patch)
treeb20c78bfd137e6f2760e957348d6c7e926a36a7a /sample
parent9bd2c2681f9de7d68cae20116ad790b85e655667 (diff)
* bignum.c (rb_big_rshift): should properly convert the nagative
value to 2's compliment. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2072 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'sample')
-rw-r--r--sample/test.rb13
1 files changed, 13 insertions, 0 deletions
diff --git a/sample/test.rb b/sample/test.rb
index d3773fe..9778b6e 100644
--- a/sample/test.rb
+++ b/sample/test.rb
@@ -809,6 +809,19 @@ b = 14269972710765292560
test_ok(a % b == 0)
test_ok(-a % b == 0)
+def shift_test(a)
+ b = a / (2 ** 32)
+ c = a >> 32
+ test_ok(b == c)
+
+ b = a * (2 ** 32)
+ c = a << 32
+ test_ok(b == c)
+end
+
+shift_test(-4518325415524767873)
+shift_test(-0xfffffffffffffffff)
+
test_check "string & char"
test_ok("abcd" == "abcd")