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-rw-r--r--spec/ruby/core/array/values_at_spec.rb11
1 files changed, 11 insertions, 0 deletions
diff --git a/spec/ruby/core/array/values_at_spec.rb b/spec/ruby/core/array/values_at_spec.rb
index 13860150bb..e85bbee400 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 == []
@@ -60,4 +61,14 @@ describe "Array#values_at" do
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)
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