diff -urN erubis.orig/erubis-2.7.0-r1.ebuild erubis/erubis-2.7.0-r1.ebuild
--- erubis.orig/erubis-2.7.0-r1.ebuild	1970-01-01 09:00:00.000000000 +0900
+++ erubis/erubis-2.7.0-r1.ebuild	2011-08-26 01:27:05.137927270 +0900
@@ -0,0 +1,49 @@
+# Copyright 1999-2011 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header:
+
+EAPI="2"
+
+USE_RUBY="ruby18 ree18 ruby19 jruby"
+
+RUBY_FAKEGEM_TASK_DOC=""
+RUBY_FAKEGEM_TASK_TEST=""
+
+RUBY_FAKEGEM_DOCDIR="doc"
+RUBY_FAKEGEM_EXTRADOC="CHANGES.txt README.txt"
+
+inherit ruby-fakegem
+
+DESCRIPTION="Erubis is an implementation of eRuby"
+HOMEPAGE="http://www.kuwata-lab.com/erubis/"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64 ~ia64 ~ppc ~ppc64 ~sparc ~x86 ~x86-solaris"
+IUSE=""
+
+ruby_add_bdepend "test? ( virtual/ruby-test-unit )"
+ruby_add_rdepend ">=dev-ruby/abstract-1.0.0"
+
+each_ruby_prepare() {
+	# Fix case so that the associated test will work. Reported as http://rubyforge.org/tracker/index.php?func=detail&aid=27330&group_id=1320&atid=5201
+	mv test/data/users-guide/Example.ejava test/data/users-guide/example.ejava || die
+
+	epatch ${FILESDIR}/${PN}-test-fixrubybin.patch
+
+	# jruby seems to have a different ordering of variables.
+	# http://rubyforge.org/tracker/?func=detail&aid=28555&group_id=1320&atid=5201
+	case ${RUBY} in
+		*jruby)
+			sed -i -e 's/"x", "_buf"/"_buf", "x"/' test/data/users-guide/main_program2.result
+			;;
+		*)
+			;;
+	esac
+}
+
+each_ruby_test() {
+	epatch ${FILESDIR}/${PN}-test-fixrubybin2-fix.patch
+	RUBYLIB="${S}/lib" RUBYBIN="${RUBY}" ${RUBY} "${S}/test/test.rb" || die
+	epatch ${FILESDIR}/${PN}-test-fixrubybin2-recover.patch
+}
diff -urN erubis.orig/files/erubis-test-fixrubybin.patch erubis/files/erubis-test-fixrubybin.patch
--- erubis.orig/files/erubis-test-fixrubybin.patch	1970-01-01 09:00:00.000000000 +0900
+++ erubis/files/erubis-test-fixrubybin.patch	2011-08-26 02:08:12.877954628 +0900
@@ -0,0 +1,24 @@
+diff -urN erubis-2.7.0.orig/test/test-main.rb erubis-2.7.0/test/test-main.rb
+--- erubis-2.7.0.orig/test/test-main.rb	2011-08-25 22:36:46.697813982 +0900
++++ erubis-2.7.0/test/test-main.rb	2011-08-26 02:01:01.447949845 +0900
+@@ -235,7 +235,7 @@
+     _test()
+     #
+     _with_dummy_file do |filepath|
+-      actual = `erubis #{@options} #{filepath}`
++      actual = `#{ENV['RUBYBIN']} #{ENV['S']}/bin/erubis #{@options} #{filepath}`
+       assert_equal @expected, actual
+     end
+   end
+diff -urN erubis-2.7.0.orig/test/test-users-guide.rb erubis-2.7.0/test/test-users-guide.rb
+--- erubis-2.7.0.orig/test/test-users-guide.rb	2011-08-25 22:36:46.707813984 +0900
++++ erubis-2.7.0/test/test-users-guide.rb	2011-08-25 23:56:56.027867302 +0900
+@@ -44,6 +44,8 @@
+         expected.sub!('["_context", "x", "_buf"]', '["_buf", "x", "_context"]')
+       end
+     end
++    command.sub!(/^erubis/,"ruby #{ENV['S']}/bin/erubis")
++    command.sub!(/^ruby/,ENV['RUBYBIN'])
+     result = `#{command}`
+     assert_text_equal(expected, result)
+   end
diff -urN erubis.orig/files/erubis-test-fixrubybin2-fix.patch erubis/files/erubis-test-fixrubybin2-fix.patch
--- erubis.orig/files/erubis-test-fixrubybin2-fix.patch	1970-01-01 09:00:00.000000000 +0900
+++ erubis/files/erubis-test-fixrubybin2-fix.patch	2011-08-26 01:50:46.717943031 +0900
@@ -0,0 +1,12 @@
+diff -urN erubis-2.7.0.orig/lib/erubis/main.rb erubis-2.7.0/lib/erubis/main.rb
+--- erubis-2.7.0.orig/lib/erubis/main.rb	2011-08-25 22:36:46.697813982 +0900
++++ erubis-2.7.0/lib/erubis/main.rb	2011-08-26 01:22:22.757924141 +0900
+@@ -470,7 +470,7 @@
+     def check_syntax(filename, src)
+       require 'open3'
+       #command = (ENV['_'] || 'ruby') + ' -wc'   # ENV['_'] stores command name
+-      bin = ENV['_'] && File.basename(ENV['_']) =~ /^ruby/ ? ENV['_'] : 'ruby'
++      bin = ENV['RUBYBIN']
+       command = bin + ' -wc'
+       stdin, stdout, stderr = Open3.popen3(command)
+       stdin.write(src)
diff -urN erubis.orig/files/erubis-test-fixrubybin2-recover.patch erubis/files/erubis-test-fixrubybin2-recover.patch
--- erubis.orig/files/erubis-test-fixrubybin2-recover.patch	1970-01-01 09:00:00.000000000 +0900
+++ erubis/files/erubis-test-fixrubybin2-recover.patch	2011-08-26 01:26:30.497926886 +0900
@@ -0,0 +1,12 @@
+diff -urN erubis-2.7.0.orig/lib/erubis/main.rb erubis-2.7.0/lib/erubis/main.rb
+--- erubis-2.7.0.orig/lib/erubis/main.rb	2011-08-25 22:36:46.697813982 +0900
++++ erubis-2.7.0/lib/erubis/main.rb	2011-08-26 01:22:22.757924141 +0900
+@@ -470,7 +470,7 @@
+     def check_syntax(filename, src)
+       require 'open3'
+       #command = (ENV['_'] || 'ruby') + ' -wc'   # ENV['_'] stores command name
+-      bin = ENV['RUBYBIN']
++      bin = ENV['_'] && File.basename(ENV['_']) =~ /^ruby/ ? ENV['_'] : 'ruby'
+       command = bin + ' -wc'
+       stdin, stdout, stderr = Open3.popen3(command)
+       stdin.write(src)