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authorakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2013-09-06 12:07:08 +0000
committerakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2013-09-06 12:07:08 +0000
commit42a3e0dc55620664af3e6253f324711316b93934 (patch)
tree28c825e69d739e1f06d14f9f221974f6752d92c6 /test/-ext-/rational
parent5aadc9d4ba39cfbdf0db64989bae945a165a0e65 (diff)
* rational.c: Include gmp.h if GMP is used.
(GMP_GCD_DIGITS): New macro. (rb_gcd_gmp): New function. (f_gcd_normal): Renamed from f_gcd. (rb_gcd_normal): New function. (f_gcd): Invoke rb_gcd_gmp or f_gcd_normal. * internal.h (rb_gcd_normal): Declared. (rb_gcd_gmp): Ditto. * ext/-test-/rational: New directory. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42858 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test/-ext-/rational')
-rw-r--r--test/-ext-/rational/test_rat.rb31
1 files changed, 31 insertions, 0 deletions
diff --git a/test/-ext-/rational/test_rat.rb b/test/-ext-/rational/test_rat.rb
new file mode 100644
index 00000000000..ef7e7fe535a
--- /dev/null
+++ b/test/-ext-/rational/test_rat.rb
@@ -0,0 +1,31 @@
+require 'test/unit'
+require "-test-/rational"
+
+class TestRational < Test::Unit::TestCase
+ class TestGCD < Test::Unit::TestCase
+
+ def test_gcd_normal
+ x = 2*2*3*3*3
+ y = 2*2*2*3*3
+ gcd = 2*2*3*3
+ assert_equal(gcd, x.gcd_normal(y))
+ end
+
+ def test_gcd_gmp
+ x = 2*2*3*3*3
+ y = 2*2*2*3*3
+ gcd = 2*2*3*3
+ assert_equal(gcd, x.gcd_gmp(y))
+ rescue NotImplementedError
+ end
+
+ def test_gcd_gmp_brute_force
+ -13.upto(13) {|x|
+ -13.upto(13) {|y|
+ assert_equal(x.gcd_normal(y), x.gcd_gmp(y))
+ }
+ }
+ rescue NotImplementedError
+ end
+ end
+end