1 files changed, 12 insertions, 1 deletions
diff --git a/spec/ruby/core/array/values_at_spec.rb b/spec/ruby/core/array/values_at_spec.rb
index 13860150bb..e11e7e4451 100644
--- a/spec/ruby/core/array/values_at_spec.rb
+++ b/spec/ruby/core/array/values_at_spec.rb
@@ -1,6 +1,7 @@
 require_relative '../../spec_helper'
 require_relative 'fixtures/classes'
 
+# Should be synchronized with core/struct/values_at_spec.rb
 describe "Array#values_at" do
   it "returns an array of elements at the indexes when passed indexes" do
     [1, 2, 3, 4, 5].values_at().should == []
@@ -58,6 +59,16 @@ describe "Array#values_at" do
   end
 
   it "does not return subclass instance on Array subclasses" do
-    ArraySpecs::MyArray[1, 2, 3].values_at(0, 1..2, 1).should be_an_instance_of(Array)
+    ArraySpecs::MyArray[1, 2, 3].values_at(0, 1..2, 1).should.instance_of?(Array)
+  end
+
+  it "works when given endless ranges" do
+    [1, 2, 3, 4].values_at(eval("(1..)")).should == [2, 3, 4]
+    [1, 2, 3, 4].values_at(eval("(3...)")).should == [4]
+  end
+
+  it "works when given beginless ranges" do
+    [1, 2, 3, 4].values_at((..2)).should == [1, 2, 3]
+    [1, 2, 3, 4].values_at((...2)).should == [1, 2]
   end
 end