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-rw-r--r--spec/rubyspec/core/enumerable/min_by_spec.rb81
1 files changed, 0 insertions, 81 deletions
diff --git a/spec/rubyspec/core/enumerable/min_by_spec.rb b/spec/rubyspec/core/enumerable/min_by_spec.rb
deleted file mode 100644
index 24fe995f09..0000000000
--- a/spec/rubyspec/core/enumerable/min_by_spec.rb
+++ /dev/null
@@ -1,81 +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#min_by" do
- it "returns an enumerator if no block" do
- EnumerableSpecs::Numerous.new(42).min_by.should be_an_instance_of(Enumerator)
- end
-
- it "returns nil if #each yields no objects" do
- EnumerableSpecs::Empty.new.min_by {|o| o.nonesuch }.should == nil
- end
-
- it "returns the object for whom the value returned by block is the smallest" do
- EnumerableSpecs::Numerous.new(*%w[3 2 1]).min_by {|obj| obj.to_i }.should == '1'
- EnumerableSpecs::Numerous.new(*%w[five three]).min_by {|obj| obj.length }.should == 'five'
- end
-
- it "returns the object that appears first in #each in case of a tie" do
- a, b, c = '2', '1', '1'
- EnumerableSpecs::Numerous.new(a, b, c).min_by {|obj| obj.to_i }.should equal(b)
- end
-
- it "uses min.<=>(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).min_by {|obj| obj }.should == c
- end
-
- it "is able to return the minimum for enums that contain nils" do
- enum = EnumerableSpecs::Numerous.new(nil, nil, true)
- enum.min_by {|o| o.nil? ? 0 : 1 }.should == nil
- enum.min_by {|o| o.nil? ? 1 : 0 }.should == true
- end
-
- it "gathers whole arrays as elements when each yields multiple" do
- multi = EnumerableSpecs::YieldsMulti.new
- multi.min_by {|e| e.size}.should == [1, 2]
- end
-
- it_behaves_like :enumerable_enumeratorized_with_origin_size, :min_by
-
- context "when called with an argument n" do
- before :each do
- @enum = EnumerableSpecs::Numerous.new(101, 55, 1, 20, 33, 500, 60)
- end
-
- context "without a block" do
- it "returns an enumerator" do
- @enum.min_by(2).should be_an_instance_of(Enumerator)
- end
- end
-
- context "with a block" do
- it "returns an array containing the minimum n elements based on the block's value" do
- result = @enum.min_by(3) { |i| i.to_s }
- result.should == [1, 101, 20]
- end
-
- context "on a enumerable of length x where x < n" do
- it "returns an array containing the minimum n elements of length n" do
- result = @enum.min_by(500) { |i| i.to_s }
- result.length.should == 7
- end
- end
-
- context "when n is negative" do
- it "raises an ArgumentError" do
- lambda { @enum.min_by(-1) { |i| i.to_s } }.should raise_error(ArgumentError)
- end
- end
- end
-
- context "when n is nil" do
- it "returns the minimum element" do
- @enum.min_by(nil) { |i| i.to_s }.should == 1
- end
- end
- end
-end