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Viewing changes to Mantissa/xmantissa/test/validation.py

  • Committer: exarkun
  • Date: 2008-02-08 14:07:46 UTC
  • Revision ID: svn-v4:866e43f7-fbfc-0310-8f2a-ec88d1da2979:trunk:14905
Merge stylesheet-2491

Author: exarkun
Reviewer: pjd
Fixes #2491

Use the stylesheetLocation feature of XHTMLDirectoryTheme in Quotient and Hyperbola.
Also add a generic test mixin which defines a unit test for any application code
using this feature.

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Mantissa/xmantissa/test/validation.py
 
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"""
 
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Test utilities providing coverage for implementations of Mantissa interfaces.
 
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"""
 
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from epsilon.descriptor import requiredAttribute
 
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from xmantissa.webtheme import XHTMLDirectoryTheme
 
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class XHTMLDirectoryThemeTestsMixin:
 
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    """
 
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    Mixin defining tests for themes based on L{XHTMLDirectoryTheme}.
 
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    Mix this in to a L{twisted.trial.unittest.TestCase} and set C{theme} and
 
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    C{offering}.
 
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    @ivar theme: An instance of the theme to be tested.  Set this.
 
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    @ivar offering: The offering which includes the theme.  Set this.
 
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    """
 
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    theme = requiredAttribute('theme')
 
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    offering = requiredAttribute('offering')
 
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    def test_stylesheet(self):
 
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        """
 
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        The C{stylesheetLocation} of the theme being tested identifies an
 
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        existing file beneath the offering's static content path.
 
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        """
 
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        self.assertTrue(isinstance(self.theme, XHTMLDirectoryTheme))
 
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        self.assertEqual(self.theme.stylesheetLocation[0], 'static')
 
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        self.assertEqual(self.theme.stylesheetLocation[1], self.offering.name)
 
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        path = self.offering.staticContentPath
 
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        for segment in self.theme.stylesheetLocation[2:]:
 
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            path = path.child(segment)
 
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        self.assertTrue(path.exists(),
 
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                        "Indicated stylesheet %r does not exist" % (path,))
 
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