Move spec/rubyspec to spec/ruby for consistency

* Other ruby implementations use the spec/ruby directory.
  [Misc #13792] [ruby-core:82287]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

spec/ruby/core/enumerable/first_spec.rb

@@ -0,0 +1,28 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../fixtures/classes', __FILE__)
+require File.expand_path('../shared/take', __FILE__)
+
+describe "Enumerable#first" do
+  it "returns the first element" do
+    EnumerableSpecs::Numerous.new.first.should == 2
+    EnumerableSpecs::Empty.new.first.should == nil
+  end
+
+  it "returns nil if self is empty" do
+    EnumerableSpecs::Empty.new.first.should == nil
+  end
+
+  it 'returns a gathered array from yield parameters' do
+    EnumerableSpecs::YieldsMulti.new.to_enum.first.should == [1, 2]
+    EnumerableSpecs::YieldsMixed2.new.to_enum.first.should == nil
+  end
+
+  it "raises a RangeError when passed a Bignum" do
+    enum = EnumerableSpecs::Empty.new
+    lambda { enum.first(bignum_value) }.should raise_error(RangeError)
+  end
+
+  describe "when passed an argument" do
+    it_behaves_like :enumerable_take, :first
+  end
+end