range.c: Add Range#%

[Feature #14697] [ruby-core:86588]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64869 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 9 insertions, 0 deletions

diff --git a/test/ruby/test_range.rb b/test/ruby/test_range.rb
index c1d9dc1848..f58d1f817c 100644
--- a/test/ruby/test_range.rb
+++ b/test/ruby/test_range.rb
@@ -322,6 +322,15 @@ class TestRange < Test::Unit::TestCase
     assert_equal(["a", "b", "c"], a)
   end
 
+  def test_percent_step
+    aseq = (1..10) % 2
+    assert_equal(Enumerator::ArithmeticSequence, aseq.class)
+    assert_equal(1, aseq.begin)
+    assert_equal(10, aseq.end)
+    assert_equal(2, aseq.step)
+    assert_equal([1, 3, 5, 7, 9], aseq.to_a)
+  end
+
   def test_step_ruby_core_35753
     assert_equal(6, (1...6.3).step.to_a.size)
     assert_equal(5, (1.1...6).step.to_a.size)