added new test case (which spawn off a webrick XML-RPC server)

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7286 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/xmlrpc/test_webrick_server.rb

@@ -0,0 +1,91 @@
+require 'test/unit'
+require 'webrick'
+require 'webrick/https'
+require File.join(File.dirname(__FILE__), 'webrick_testing')
+require "xmlrpc/server"
+require 'xmlrpc/client'
+
+class Test_Webrick < Test::Unit::TestCase
+  include WEBrick_Testing
+
+  def create_servlet
+    s = XMLRPC::WEBrickServlet.new
+
+    s.add_handler("test.add") do |a,b|
+      a + b
+    end
+
+    s.add_handler("test.div") do |a,b|
+      if b == 0
+        raise XMLRPC::FaultException.new(1, "division by zero")
+      else
+        a / b 
+      end
+    end 
+
+    s.set_default_handler do |name, *args|
+      raise XMLRPC::FaultException.new(-99, "Method #{name} missing" +
+            " or wrong number of parameters!")
+    end
+
+    s.add_introspection
+
+    return s
+  end
+
+  def setup_http_server(port, use_ssl)
+    start_server(
+      :Port => port, 
+      :SSLEnable => use_ssl,
+      :SSLVerifyClient => ::OpenSSL::SSL::VERIFY_NONE, 
+      :SSLCertName => []
+      ) {|w| w.mount('/RPC2', create_servlet) }
+
+    @s = XMLRPC::Client.new3(:port => port, :use_ssl => use_ssl)
+  end
+
+  PORT = 8070
+  def test_client_server
+    [false, true].each do |use_ssl|
+      begin
+        setup_http_server(PORT, use_ssl)
+        do_test
+      ensure
+        stop_server
+      end
+    end
+  end
+
+  def do_test
+    # simple call
+    assert_equal 9, @s.call('test.add', 4, 5)
+
+    # fault exception
+    assert_raises(XMLRPC::FaultException) { @s.call('test.div', 1, 0) }
+
+    # fault exception via call2
+    ok, param = @s.call2('test.div', 1, 0)
+    assert_equal false, ok
+    assert_instance_of XMLRPC::FaultException, param
+    assert_equal 1, param.faultCode
+    assert_equal 'division by zero', param.faultString
+
+    # call2 without fault exception
+    ok, param = @s.call2('test.div', 10, 5)
+    assert_equal true, ok
+    assert_equal param, 2
+
+    # introspection
+    assert_equal ["test.add", "test.div", "system.listMethods", "system.methodSignature", "system.methodHelp"], @s.call("system.listMethods")
+
+    # default handler (missing handler)
+    ok, param = @s.call2('test.nonexisting')
+    assert_equal false, ok
+    assert_equal -99, param.faultCode
+
+    # default handler (wrong number of arguments)
+    ok, param = @s.call2('test.add', 1, 2, 3)
+    assert_equal false, ok
+    assert_equal -99, param.faultCode
+  end
+end

test/xmlrpc/webrick_testing.rb

@@ -0,0 +1,37 @@
+require 'timeout'
+
+module WEBrick_Testing
+  class DummyLog < WEBrick::BasicLog
+    def initialize() super(self) end
+    def <<(*args) end
+  end
+  
+  def start_server(config={})
+    raise "already started" if @__server_pid or @__started
+    trap('HUP') { @__started = true }
+    @__server_pid = fork do 
+      w = WEBrick::HTTPServer.new(
+        { 
+          :Logger => DummyLog.new,
+          :AccessLog => [],
+          :StartCallback => proc { Process.kill('HUP', Process.ppid) }
+        }.update(config))
+      yield w
+      trap('INT') { w.shutdown }
+      w.start
+      exit
+    end
+
+    Timeout.timeout(5) {
+      nil until @__started # wait until the server is ready
+    }
+  end
+
+  def stop_server
+    Process.kill('INT', @__server_pid)
+    @__server_pid = nil
+    @__started = false
+    Process.wait
+    raise unless $?.success?
+  end
+end