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author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-09-03 03:50:15 +0000 |
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committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-09-03 03:50:15 +0000 |
commit | 0b2413b471e5a23c619078f75b191c38619b35df (patch) | |
tree | 191b9cd91cabad6d75834ec5a4b4f767fcebf3dd /test | |
parent | 1df73dd9adb3c11af6a5a3dc5839b8f87e8070a0 (diff) | |
download | ruby-0b2413b471e5a23c619078f75b191c38619b35df.tar.gz |
* bignum.c (rb_str2big_poweroftwo): New function.
(rb_str2big_normal): Ditto.
(rb_str2big_karatsuba): Ditto.
* internal.h (rb_str2big_poweroftwo): Declared.
(rb_str2big_normal): Ditto.
(rb_str2big_karatsuba): Ditto.
* ext/-test-/bignum/str2big.c: New file.
* test/-ext-/bignum/test_str2big.rb: New file.
* ext/-test-/bignum/depend: Add the dependency for str2big.c.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42797 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
-rw-r--r-- | test/-ext-/bignum/test_str2big.rb | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/test/-ext-/bignum/test_str2big.rb b/test/-ext-/bignum/test_str2big.rb new file mode 100644 index 0000000000..ac55c78082 --- /dev/null +++ b/test/-ext-/bignum/test_str2big.rb @@ -0,0 +1,30 @@ +require 'test/unit' +require "-test-/bignum" + +class TestBignum < Test::Unit::TestCase + class TestStr2big < Test::Unit::TestCase + + SIZEOF_BDIGITS = Bignum::SIZEOF_BDIGITS + BITSPERDIG = Bignum::BITSPERDIG + BDIGMAX = (1 << BITSPERDIG) - 1 + + def test_str2big_poweroftwo + s = "1" + "0" * 1000 + n = 16 ** 1000 + assert_equal(n, s.str2big_poweroftwo(16, true)) + end + + def test_str2big_normal + s = "1" + "0" * 1000 + n = 10 ** 1000 + assert_equal(n, s.str2big_normal(10, true)) + end + + def test_str2big_karatsuba + s = "1" + "0" * 1000 + n = 10 ** 1000 + assert_equal(n, s.str2big_karatsuba(10, true)) + end + + end +end |