<NME> enumerable_spec.rb
<BEF> ADDFILE
<MSG> Added Enumerable#none? with specs

<DFF> @@ -0,0 +1,52 @@
+# encoding: utf-8
+
+require_relative "../../../lib/rango/ext/enumerable"
+
+describe Enumerable do
+  describe "#none?" do
+    describe "withtout block" do
+      it "should be true for empty collections " do
+        Array.new.should be_none
+        Hash.new.should be_none
+      end
+
+      it "should returns true for collections with just nils and false" do
+        [nil].should be_none
+        [false].should be_none
+        [false, nil].should be_none
+      end
+
+      it "should returns false if collections contains some objects" do
+        [1].should_not be_none
+        {one: 1, two: 2}.should_not be_none
+        {key: nil, other: false}.should_not be_none
+      end
+    end
+
+    describe "with block" do
+      describe "for array" do
+        it "should returns false if all iteractions returns true" do
+          array = Array.new(3) { Array.new }
+          array.none? { |item| item.empty? }.should be_false
+        end
+
+        it "should returns true if all iteractions returns false" do
+          array = Array.new(3) { [1] }
+          array.none? { |item| item.empty? }.should be_true
+        end
+      end
+
+      describe "for hash" do
+        it "should returns false if all iteractions returns true" do
+          hash = {key: Array.new, another: Hash.new, last: Array.new}
+          hash.none? { |key, value| value.empty? }.should be_false
+        end
+
+        it "should returns true if all iteractions returns false" do
+          hash = {key: [1], another: [2], last: [nil]}
+          hash.none? { |item| item.empty? }.should be_true
+        end
+      end
+    end
+  end
+end

Added Enumerable#none? with specs