webrick: add test for WEBrick::HTTPServlet::ERBHandler

This previously had no coverage.

* test/webrick/test_filehandler.rb (test_erbhandler): new test
* test/webrick/webrick.rhtml: new file for test
  [Misc #14216]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61399 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/webrick/test_filehandler.rb

@@ -321,4 +321,20 @@ class WEBrick::TestFileHandler < Test::Unit::TestCase
       http.request(req, &response_assertion)
     end
   end
+
+  def test_erbhandler
+    config = { :DocumentRoot => File.dirname(__FILE__) }
+    log_tester = lambda {|log, access_log|
+      log = log.reject {|s| /ERROR `.*\' not found\./ =~ s }
+      assert_equal([], log)
+    }
+    TestWEBrick.start_httpserver(config, log_tester) do |server, addr, port, log|
+      http = Net::HTTP.new(addr, port)
+      req = Net::HTTP::Get.new("/webrick.rhtml")
+      http.request(req) do |res|
+        assert_equal("200", res.code, log.call)
+        assert_match %r!\Areq to http://[^/]+/webrick\.rhtml {}\n!, res.body
+      end
+    end
+  end
 end

test/webrick/webrick.rhtml

@@ -0,0 +1,4 @@
+req to <%=
+servlet_request.request_uri
+%> <%=
+servlet_request.query.inspect %>