1 files changed, 7 insertions, 0 deletions
diff --git a/test/ruby/test_range.rb b/test/ruby/test_range.rb
index f875c0ab40..ff17dca69e 100644
--- a/test/ruby/test_range.rb
+++ b/test/ruby/test_range.rb
@@ -36,6 +36,7 @@ class TestRange < Test::Unit::TestCase
     assert_equal(["a"], ("a" ... "b").to_a)
     assert_equal(["a", "b"], ("a" .. "b").to_a)
     assert_equal([*"a".."z", "aa"], ("a"..).take(27))
+    assert_equal([*"a".."z"], eval("('a' || 'b')..'z'").to_a)
   end
 
   def test_range_numeric_string
@@ -1457,6 +1458,12 @@ class TestRange < Test::Unit::TestCase
     assert_raise(RangeError) { (1..).to_a }
   end
 
+  def test_to_set
+    assert_equal(Set[1,2,3,4,5], (1..5).to_set)
+    assert_equal(Set[1,2,3,4], (1...5).to_set)
+    assert_raise(RangeError) { (1..).to_set }
+  end
+
   def test_beginless_range_iteration
     assert_raise(TypeError) { (..1).each { } }
   end