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/shared/get_byte.rb

@@ -0,0 +1,29 @@
+# -*- encoding: binary -*-
+describe :strscan_get_byte, shared: true do
+  it "scans one byte and returns it" do
+    s = StringScanner.new('abc5.')
+    s.send(@method).should == 'a'
+    s.send(@method).should == 'b'
+    s.send(@method).should == 'c'
+    s.send(@method).should == '5'
+    s.send(@method).should == '.'
+  end
+
+  it "is not multi-byte character sensitive" do
+    s = StringScanner.new("\244\242")
+    s.send(@method).should == "\244"
+    s.send(@method).should == "\242"
+  end
+
+  it "returns nil at the end of the string" do
+    # empty string case
+    s = StringScanner.new('')
+    s.send(@method).should == nil
+    s.send(@method).should == nil
+
+    # non-empty string case
+    s = StringScanner.new('a')
+    s.send(@method) # skip one
+    s.send(@method).should == nil
+  end
+end