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##############################################################################
#
# Copyright (c) 2004 Zope Corporation and Contributors.
# All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.
#
##############################################################################
"""Tests of PageTemplateFile.
$Id$
"""
import os
import tempfile
import unittest
from zope.pagetemplate.pagetemplatefile import PageTemplateFile
class TypeSniffingTestCase(unittest.TestCase):
TEMPFILENAME = tempfile.mktemp()
def tearDown(self):
if os.path.exists(self.TEMPFILENAME):
os.unlink(self.TEMPFILENAME)
def check_content_type(self, text, expected_type):
f = open(self.TEMPFILENAME, "wb")
f.write(text)
f.close()
pt = PageTemplateFile(self.TEMPFILENAME)
pt.read()
self.assertEqual(pt.content_type, expected_type)
def test_sniffer_xml_ascii(self):
self.check_content_type(
"<?xml version='1.0' encoding='ascii'?><doc/>",
"text/xml")
self.check_content_type(
"<?xml\tversion='1.0' encoding='ascii'?><doc/>",
"text/xml")
def test_sniffer_xml_utf8(self):
# w/out byte order mark
self.check_content_type(
"<?xml version='1.0' encoding='utf-8'?><doc/>",
"text/xml")
self.check_content_type(
"<?xml\tversion='1.0' encoding='utf-8'?><doc/>",
"text/xml")
# with byte order mark
self.check_content_type(
"\xef\xbb\xbf<?xml version='1.0' encoding='utf-8'?><doc/>",
"text/xml")
self.check_content_type(
"\xef\xbb\xbf<?xml\tversion='1.0' encoding='utf-8'?><doc/>",
"text/xml")
def test_sniffer_xml_utf16_be(self):
# w/out byte order mark
self.check_content_type(
"\0<\0?\0x\0m\0l\0 \0v\0e\0r\0s\0i\0o\0n\0=\0'\01\0.\0000\0'"
"\0 \0e\0n\0c\0o\0d\0i\0n\0g\0=\0'\0u\0t\0f\0-\08\0'\0?\0>"
"\0<\0d\0o\0c\0/\0>",
"text/xml")
self.check_content_type(
"\0<\0?\0x\0m\0l\0\t\0v\0e\0r\0s\0i\0o\0n\0=\0'\01\0.\0000\0'"
"\0 \0e\0n\0c\0o\0d\0i\0n\0g\0=\0'\0u\0t\0f\0-\08\0'\0?\0>"
"\0<\0d\0o\0c\0/\0>",
"text/xml")
# with byte order mark
self.check_content_type(
"\xfe\xff"
"\0<\0?\0x\0m\0l\0 \0v\0e\0r\0s\0i\0o\0n\0=\0'\01\0.\0000\0'"
"\0 \0e\0n\0c\0o\0d\0i\0n\0g\0=\0'\0u\0t\0f\0-\08\0'\0?\0>"
"\0<\0d\0o\0c\0/\0>",
"text/xml")
self.check_content_type(
"\xfe\xff"
"\0<\0?\0x\0m\0l\0\t\0v\0e\0r\0s\0i\0o\0n\0=\0'\01\0.\0000\0'"
"\0 \0e\0n\0c\0o\0d\0i\0n\0g\0=\0'\0u\0t\0f\0-\08\0'\0?\0>"
"\0<\0d\0o\0c\0/\0>",
"text/xml")
def test_sniffer_xml_utf16_le(self):
# w/out byte order mark
self.check_content_type(
"<\0?\0x\0m\0l\0 \0v\0e\0r\0s\0i\0o\0n\0=\0'\01\0.\0000\0'\0"
" \0e\0n\0c\0o\0d\0i\0n\0g\0=\0'\0u\0t\0f\0-\08\0'\0?\0>\0"
"<\0d\0o\0c\0/\0>\n",
"text/xml")
self.check_content_type(
"<\0?\0x\0m\0l\0\t\0v\0e\0r\0s\0i\0o\0n\0=\0'\01\0.\0000\0'\0"
" \0e\0n\0c\0o\0d\0i\0n\0g\0=\0'\0u\0t\0f\0-\08\0'\0?\0>\0"
"<\0d\0o\0c\0/\0>\0",
"text/xml")
# with byte order mark
self.check_content_type(
"\xff\xfe"
"<\0?\0x\0m\0l\0 \0v\0e\0r\0s\0i\0o\0n\0=\0'\01\0.\0000\0'\0"
" \0e\0n\0c\0o\0d\0i\0n\0g\0=\0'\0u\0t\0f\0-\08\0'\0?\0>\0"
"<\0d\0o\0c\0/\0>\0",
"text/xml")
self.check_content_type(
"\xff\xfe"
"<\0?\0x\0m\0l\0\t\0v\0e\0r\0s\0i\0o\0n\0=\0'\01\0.\0000\0'\0"
" \0e\0n\0c\0o\0d\0i\0n\0g\0=\0'\0u\0t\0f\0-\08\0'\0?\0>\0"
"<\0d\0o\0c\0/\0>\0",
"text/xml")
HTML_PUBLIC_ID = "-//W3C//DTD HTML 4.01 Transitional//EN"
HTML_SYSTEM_ID = "http://www.w3.org/TR/html4/loose.dtd"
def test_sniffer_html_ascii(self):
self.check_content_type(
"<!DOCTYPE html [ SYSTEM '%s' ]><html></html>"
% self.HTML_SYSTEM_ID,
"text/html")
self.check_content_type(
"<html><head><title>sample document</title></head></html>",
"text/html")
# TODO: This reflects a case that simply isn't handled by the
# sniffer; there are many, but it gets it right more often than
# before.
def donttest_sniffer_xml_simple(self):
self.check_content_type("<doc><element/></doc>",
"text/xml")
def test_suite():
return unittest.makeSuite(TypeSniffingTestCase)
if __name__ == "__main__":
unittest.main(defaultTest="test_suite")
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