From 42a3e0dc55620664af3e6253f324711316b93934 Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 6 Sep 2013 12:07:08 +0000
Subject: * 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
---
 test/-ext-/rational/test_rat.rb | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 test/-ext-/rational/test_rat.rb

(limited to 'test/-ext-/rational')

diff --git a/test/-ext-/rational/test_rat.rb b/test/-ext-/rational/test_rat.rb
new file mode 100644
index 0000000000..ef7e7fe535
--- /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
-- 
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