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Viewing changes to vendor/Twisted-10.0.0/twisted/web/test/test_resource.py

  • Committer: Jesse Andrews
  • Date: 2010-05-28 06:05:26 UTC
  • Revision ID: git-v1:bf6e6e718cdc7488e2da87b21e258ccc065fe499
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vendor/Twisted-10.0.0/twisted/web/test/test_resource.py
 
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# Copyright (c) 2009 Twisted Matrix Laboratories.
 
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# See LICENSE for details.
 
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"""
 
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Tests for L{twisted.web.resource}.
 
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"""
 
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from twisted.trial.unittest import TestCase
 
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from twisted.web import error
 
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from twisted.web.http import NOT_FOUND, FORBIDDEN
 
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from twisted.web.resource import ErrorPage, NoResource, ForbiddenResource
 
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from twisted.web.test.test_web import DummyRequest
 
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class ErrorPageTests(TestCase):
 
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    """
 
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    Tests for L{ErrorPage}, L{NoResource}, and L{ForbiddenResource}.
 
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    """
 
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    errorPage = ErrorPage
 
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    noResource = NoResource
 
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    forbiddenResource = ForbiddenResource
 
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    def test_getChild(self):
 
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        """
 
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        The C{getChild} method of L{ErrorPage} returns the L{ErrorPage} it is
 
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        called on.
 
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        """
 
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        page = self.errorPage(321, "foo", "bar")
 
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        self.assertIdentical(page.getChild("name", object()), page)
 
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    def _pageRenderingTest(self, page, code, brief, detail):
 
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        request = DummyRequest([''])
 
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        self.assertEqual(
 
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            page.render(request),
 
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            "\n"
 
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            "<html>\n"
 
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            "  <head><title>%s - %s</title></head>\n"
 
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            "  <body>\n"
 
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            "    <h1>%s</h1>\n"
 
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            "    <p>%s</p>\n"
 
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            "  </body>\n"
 
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            "</html>\n" % (code, brief, brief, detail))
 
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        self.assertEqual(request.responseCode, code)
 
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        self.assertEqual(
 
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            request.outgoingHeaders, {'content-type': 'text/html'})
 
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    def test_errorPageRendering(self):
 
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        """
 
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        L{ErrorPage.render} returns a C{str} describing the error defined by
 
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        the response code and message passed to L{ErrorPage.__init__}.  It also
 
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        uses that response code to set the response code on the L{Request}
 
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        passed in.
 
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        """
 
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        code = 321
 
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        brief = "brief description text"
 
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        detail = "much longer text might go here"
 
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        page = self.errorPage(code, brief, detail)
 
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        self._pageRenderingTest(page, code, brief, detail)
 
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    def test_noResourceRendering(self):
 
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        """
 
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        L{NoResource} sets the HTTP I{NOT FOUND} code.
 
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        """
 
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        detail = "long message"
 
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        page = self.noResource(detail)
 
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        self._pageRenderingTest(page, NOT_FOUND, "No Such Resource", detail)
 
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    def test_forbiddenResourceRendering(self):
 
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        """
 
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        L{ForbiddenResource} sets the HTTP I{FORBIDDEN} code.
 
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        """
 
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        detail = "longer message"
 
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        page = self.forbiddenResource(detail)
 
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        self._pageRenderingTest(page, FORBIDDEN, "Forbidden Resource", detail)
 
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class DeprecatedErrorPageTests(ErrorPageTests):
 
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    """
 
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    Tests for L{error.ErrorPage}, L{error.NoResource}, and
 
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    L{error.ForbiddenResource}.
 
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    """
 
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    def errorPage(self, *args):
 
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        return error.ErrorPage(*args)
 
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    def noResource(self, *args):
 
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        return error.NoResource(*args)
 
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    def forbiddenResource(self, *args):
 
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        return error.ForbiddenResource(*args)
 
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    def _assertWarning(self, name, offendingFunction):
 
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        warnings = self.flushWarnings([offendingFunction])
 
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        self.assertEqual(len(warnings), 1)
 
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        self.assertEqual(warnings[0]['category'], DeprecationWarning)
 
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        self.assertEqual(
 
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            warnings[0]['message'],
 
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            'twisted.web.error.%s is deprecated since Twisted 9.0.  '
 
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            'See twisted.web.resource.%s.' % (name, name))
 
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    def test_getChild(self):
 
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        """
 
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        Like L{ErrorPageTests.test_getChild}, but flush the deprecation warning
 
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        emitted by instantiating L{error.ErrorPage}.
 
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        """
 
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        ErrorPageTests.test_getChild(self)
 
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        self._assertWarning('ErrorPage', self.errorPage)
 
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    def test_errorPageRendering(self):
 
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        """
 
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        Like L{ErrorPageTests.test_errorPageRendering}, but flush the
 
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        deprecation warning emitted by instantiating L{error.ErrorPage}.
 
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        """
 
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        ErrorPageTests.test_errorPageRendering(self)
 
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        self._assertWarning('ErrorPage', self.errorPage)
 
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    def test_noResourceRendering(self):
 
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        """
 
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        Like L{ErrorPageTests.test_noResourceRendering}, but flush the
 
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        deprecation warning emitted by instantiating L{error.NoResource}.
 
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        """
 
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        ErrorPageTests.test_noResourceRendering(self)
 
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        self._assertWarning('NoResource', self.noResource)
 
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    def test_forbiddenResourceRendering(self):
 
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        """
 
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        Like L{ErrorPageTests.test_forbiddenResourceRendering}, but flush the
 
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        deprecation warning emitted by instantiating
 
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        L{error.ForbiddenResource}.
 
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        """
 
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        ErrorPageTests.test_forbiddenResourceRendering(self)
 
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        self._assertWarning('ForbiddenResource', self.forbiddenResource)