CodingStyleTest: run testXHTML for each business template

This will allow to find problems when only business templates and their
dependencies are installed. When we run testXHTML with all business
template installed we don't see problems that may happen only when some
business templates are not installed.

product/ERP5Type/tests/CodingStyleTest.py

@@ -31,9 +31,12 @@ import os
 import unittest
 from glob import glob
 
+from Products.ERP5.tests import testXHTML
+from Products.ERP5Type.tests.utils import addUserToDeveloperRole
 from Products.ERP5Type.tests.CodingStyleTestCase import CodingStyleTestCase
 
-class CodingStyleTest(CodingStyleTestCase):
+
+class CodingStyleTest(CodingStyleTestCase, testXHTML.TestXHTMLMixin):
   """Run a coding style test for business template defined by
   TESTED_BUSINESS_TEMPLATE environment variable, that is set by
   ERP5BusinessTemplateCodingStyleTestSuite in test/__init__.py
@@ -81,15 +84,29 @@ class CodingStyleTest(CodingStyleTestCase):
                  self)._installBusinessTemplateList(url_bt_tuple_list,
                                                     *args, **kwargs)
 
+
 def test_suite():
   suite = unittest.TestSuite()
   tested_business_template = os.environ['TESTED_BUSINESS_TEMPLATE']
 
   testclass = type(
       'CodingStyleTest %s' % tested_business_template,
-      (CodingStyleTest, ),
-      {'tested_business_template': tested_business_template})
+      (CodingStyleTest,),
+      {
+          'tested_business_template': tested_business_template,
+          # currently, jsl based test_javascript_lint report too many false positives.
+          'test_javascript_lint': None,
+      },
+  )
+
+  testXHTML.addTestMethodDynamically(
+      testclass,
+      testXHTML.validator,
+      (tested_business_template,),
+  )
+
+  # required to create content in portal_components
+  addUserToDeveloperRole('ERP5TypeTestCase')
 
   suite.addTest(unittest.makeSuite(testclass))
   return suite
-