added some basic unittests

changed warning/success message system to a new style
unified design of "hints" in form interfaces
fixed small bugs in "network" and "partition" plugin interfaces
"partition" and "disks" plugins: show blockdevice size during device selection
german translation for "disks" plugin added

pythonrewrite/plugins/help/doc.cs

@@ -2,6 +2,8 @@
 
 <div id="doc">
 
+<?cs call:handle_messages() ?>
+
 <?cs include:Settings.DocDir + '/' + Settings.Language + '/' + Data.Plugins.help.Page + '.html' ?>
 
 </div>

pythonrewrite/plugins/help/unittests.py

@@ -0,0 +1,29 @@
+import WebInterfaceTestClass
+from twill.errors import *
+
+class unittests(WebInterfaceTestClass.WebInterfaceTestClass):
+
+	def test_help_pages(self):
+		'''help pages should be available in different languages'''
+
+		## check english help pages
+		self.cmd.go(self.URL + "plugins/help?weblang=en")
+		self.cmd.find("Table of Contents")
+		self.cmd.find("Getting started")
+
+		self.cmd.go(self.URL + "plugins/help?weblang=de")
+		self.cmd.find("Table of Contents")
+		self.cmd.find("Wie geht es los")
+
+		self.cmd.go(self.URL + "plugins/help?weblang=si")
+		self.assertRaises(TwillAssertionError, self.cmd.notfind, "Table of Contents")
+		#TODO: add a slovene text here, as soon as the help is translated
+
+		self.cmd.go(self.URL + "plugins/help?weblang=fr")
+		self.assertRaises(TwillAssertionError, self.cmd.notfind, "Table of Contents")
+		#TODO: add a french text here, as soon as the help is translated
+
+		## test a random language - it should fall back to english
+		self.cmd.go(self.URL + "plugins/help?weblang=foobar")
+		self.assertRaises(TwillAssertionError, self.cmd.notfind, "Table of Contents")
+