diff options
Diffstat (limited to 'spec/ruby/core/enumerable/sort_by_spec.rb')
| -rw-r--r-- | spec/ruby/core/enumerable/sort_by_spec.rb | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/spec/ruby/core/enumerable/sort_by_spec.rb b/spec/ruby/core/enumerable/sort_by_spec.rb index 46e1135412..8fdd923fb4 100644 --- a/spec/ruby/core/enumerable/sort_by_spec.rb +++ b/spec/ruby/core/enumerable/sort_by_spec.rb @@ -32,5 +32,12 @@ describe "Enumerable#sort_by" do b.sort_by{ |x| -x }.should == [3, 2, 1] end + it "calls #each to iterate over the elements to be sorted" do + b = EnumerableSpecs::Numerous.new( 1, 2, 3 ) + b.should_receive(:each).once.and_yield(1).and_yield(2).and_yield(3) + b.should_not_receive :map + b.sort_by { |x| -x }.should == [3, 2, 1] + end + it_behaves_like :enumerable_enumeratorized_with_origin_size, :sort_by end |