more tests.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16229 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 9 insertions, 0 deletions

diff --git a/test/ruby/test_float.rb b/test/ruby/test_float.rb
index c3277acfdb..9c4550e38d 100644
--- a/test/ruby/test_float.rb
+++ b/test/ruby/test_float.rb
@@ -355,6 +355,9 @@ class TestFloat < Test::Unit::TestCase
         assert_operator(i, :>, 0)
       end
       assert_operator(i.abs, :<=, f.abs)
+      d = f.abs - i.abs
+      assert_operator(0, :<=, d)
+      assert_operator(d, :<, 1)
     }
   end
 
@@ -367,6 +370,9 @@ class TestFloat < Test::Unit::TestCase
         assert_operator(i, :>, 0)
       end
       assert_operator(i, :>=, f)
+      d = f - i
+      assert_operator(-1, :<, d)
+      assert_operator(d, :<=, 0)
     }
   end
 
@@ -379,6 +385,9 @@ class TestFloat < Test::Unit::TestCase
         assert_operator(i, :>, 0)
       end
       assert_operator(i, :<=, f)
+      d = f - i
+      assert_operator(0, :<=, d)
+      assert_operator(d, :<, 1)
     }
   end