diff options
Diffstat (limited to 'spec/rubyspec/core/enumerable/minmax_by_spec.rb')
-rw-r--r-- | spec/rubyspec/core/enumerable/minmax_by_spec.rb | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/spec/rubyspec/core/enumerable/minmax_by_spec.rb b/spec/rubyspec/core/enumerable/minmax_by_spec.rb deleted file mode 100644 index c92eb381a4..0000000000 --- a/spec/rubyspec/core/enumerable/minmax_by_spec.rb +++ /dev/null @@ -1,44 +0,0 @@ -require File.expand_path('../../../spec_helper', __FILE__) -require File.expand_path('../fixtures/classes', __FILE__) -require File.expand_path('../shared/enumerable_enumeratorized', __FILE__) - -describe "Enumerable#minmax_by" do - it "returns an enumerator if no block" do - EnumerableSpecs::Numerous.new(42).minmax_by.should be_an_instance_of(Enumerator) - end - - it "returns nil if #each yields no objects" do - EnumerableSpecs::Empty.new.minmax_by {|o| o.nonesuch }.should == [nil, nil] - end - - it "returns the object for whom the value returned by block is the largest" do - EnumerableSpecs::Numerous.new(*%w[1 2 3]).minmax_by {|obj| obj.to_i }.should == ['1', '3'] - EnumerableSpecs::Numerous.new(*%w[three five]).minmax_by {|obj| obj.length }.should == ['five', 'three'] - end - - it "returns the object that appears first in #each in case of a tie" do - a, b, c, d = '1', '1', '2', '2' - mm = EnumerableSpecs::Numerous.new(a, b, c, d).minmax_by {|obj| obj.to_i } - mm[0].should equal(a) - mm[1].should equal(c) - end - - it "uses min/max.<=>(current) to determine order" do - a, b, c = (1..3).map{|n| EnumerableSpecs::ReverseComparable.new(n)} - - # Just using self here to avoid additional complexity - EnumerableSpecs::Numerous.new(a, b, c).minmax_by {|obj| obj }.should == [c, a] - end - - it "is able to return the maximum for enums that contain nils" do - enum = EnumerableSpecs::Numerous.new(nil, nil, true) - enum.minmax_by {|o| o.nil? ? 0 : 1 }.should == [nil, true] - end - - it "gathers whole arrays as elements when each yields multiple" do - multi = EnumerableSpecs::YieldsMulti.new - multi.minmax_by {|e| e.size}.should == [[1, 2], [6, 7, 8, 9]] - end - - it_behaves_like :enumerable_enumeratorized_with_origin_size, :minmax_by -end |