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# program test_dll.py
"""A unit test on the dll.py module that confirms file matching patterns"""
import sys
sys.path.append('..')
import dll
import unittest
class MatchTestCase(unittest.TestCase):
test_cases = [
('SDL', ['SDL.dll', 'sdl.DLL', 'libsdl.dll'], ['sdl.dll.a']),
('MIXER', ['SDL_mixer.dll', 'sdl_MIXER.DLL', 'libsdl_mixer.dll'], ['sdl_mixer.dll.a']),
('IMAGE', ['SDL_image.dll', 'sdl_IMAGE.DLL', 'libsdl_image.dll'], ['sdl_image.dll.a']),
('FONT', ['SDL_ttf.dll', 'sdl_TTF.DLL', 'libsdl_ttf.dll'], ['sdl_ttf.dll.a']),
('SMPEG', ['smpeg.dll', 'SMPEG.DLL', 'libsmpeg.dll'], ['smpeg.dll.a']),
('TIFF', ['tiff.dll', 'TIFF.DLL', 'libtiff.dll'], ['tiff.dll.a']),
('JPEG', ['jpeg.dll', 'JPEG.DLL', 'libjpeg.dll'], ['jpeg.dll.a']),
('PNG', ['libpng13.dll', 'LIBPNG13.DLL', 'libpng12.dll', 'png12.dll', 'png13.dll'],
['libpng.dll', 'libpng13.dll.a']),
('Z', ['zlib1.dll', 'ZLIB1.DLL'], ['z.dll', 'libzlib1.dll', 'zlib1.dll.a']),
('VORBIS', ['vorbis.dll', 'VORBIS.DLL', 'libvorbis-0.dll'], ['libvorbis-1.dll', 'libvorbis-0.dll.a']),
('VORBISFILE', ['vorbisfile.dll', 'VORBISFILE.DLL', 'libvorbisfile-3.dll'],
['libvorbisfile-0.dll', 'libvorbisfile-3.dll.a']),
('OGG', ['ogg.dll', 'OGG.DLL', 'libogg-0.dll'], ['libogg-1.dll', 'libogg-0.dll.a']),
]
def test_compat(self):
"""Validate the test cases"""
self.failUnlessEqual(len(self.test_cases), len(dll.regexs))
for name, valid_files, invalid_files in self.test_cases:
self.failUnless(name in dll.regexs, name)
def test_match(self):
"""Ensure certain file names match"""
for name, valid_files, invalid_files in self.test_cases:
test = dll.tester(name)
for f in valid_files:
self.failUnless(test(f), f)
def test_failed_match(self):
"""Ensure certain file names do not match"""
for name, valid_files, invalid_files in self.test_cases:
test = dll.tester(name)
for f in invalid_files:
self.failUnless(not test(f), f)
class DependencyLookupTestCase(unittest.TestCase):
def test_no_dependencies(self):
"""Ensure no dependencies are returned for a library with non"""
self.failUnlessEqual(list(dll.dependencies(['SDL'])), ['SDL'])
def test_not_found(self):
"""Ensure an empty dependency list is returned for an unrecognized library"""
self.failUnless(not dll.dependencies(['?']))
def test_multiple_dependencies(self):
"""Ensure dependencies are recursively traced"""
expected_libs = ['vorbisfile', 'vorbis', 'ogg']
libs = dll.dependencies(['vorbisfile'])
self.failUnlessEqual(len(libs), len(expected_libs))
for lib in expected_libs:
self.failUnless(lib in libs)
def test_multiple_libs(self):
"""Ensure mutliple libraries in a list are handled"""
expected_libs = ['SDL', 'z'] # Chosen for not having dependencies
libs = dll.dependencies(expected_libs)
self.failUnlessEqual(len(libs), len(expected_libs))
for lib in expected_libs:
self.failUnless(lib in libs)
def test_no_libs(self):
"""Check special case of an empty library list"""
self.failUnless(not dll.dependencies([]))
class RootNameLookupTestCase(unittest.TestCase):
def test_found(self):
"""Ensure name -> file root name works for at least one case"""
self.failUnlessEqual(dll.name_to_root('FONT'), 'SDL_ttf')
def test_not_found(self):
"""Ensure an exception is raised for an unrecognized name"""
def test():
dll.name_to_root('*')
self.failUnlessRaises(KeyError, test)
if __name__ == '__main__':
unittest.main()
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