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/library/stringscanner/dup_spec.rb

@@ -0,0 +1,39 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require 'strscan'
+
+describe "StringScanner#dup" do
+  before :each do
+    @string = "this is a test"
+    @orig_s = StringScanner.new(@string)
+  end
+
+  it "copies the passed StringScanner's content to self" do
+    s = @orig_s.dup
+    s.string.should == @string
+  end
+
+  it "copies the passed StringSCanner's position to self" do
+    @orig_s.pos = 5
+    s = @orig_s.dup
+    s.pos.should eql(5)
+  end
+
+  it "copies previous match state" do
+    @orig_s.scan(/\w+/)
+    @orig_s.scan(/\s/)
+
+    @orig_s.pre_match.should == "this"
+
+    s = @orig_s.dup
+    s.pre_match.should == "this"
+
+    s.unscan
+    s.scan(/\s/).should == " "
+  end
+
+  it "copies the passed StringScanner scan pointer to self" do
+    @orig_s.terminate
+    s = @orig_s.dup
+    s.eos?.should be_true
+  end
+end