def testLangCodesToMask(self):
langInstance = Languages()
codes = ["eng", "nld", "ita"]
# eng is 0x40
# nld is 0x80000
# ita is 0x2000
mask = langInstance.langCodesToMask(codes)
self.assertEquals((0x40 | 0x80000 | 0x2000), mask)
def testLangCodesToMask(self):
langInstance = Languages()
codes = ["eng", "nld", "ita"]
# eng is 0x40
# nld is 0x80000
# ita is 0x2000
mask = langInstance.langCodesToMask(codes)
self.assertEquals((0x40 | 0x80000 | 0x2000), mask)
def testMaskToLangCodes(self):
langInstance = Languages()
eng, nld, ita = 0x40, 0x80000, 0x2000
mask = eng | nld | ita
codes = langInstance.maskToLangCodes(mask)
self.assertEquals(set(codes), set(["eng", "nld", "ita"]))
remask = 0
for code in codes:
remask = remask | langInstance.langMappings[code]
self.assertEquals(mask, remask)
def testMaskToLangCodes(self):
langInstance = Languages()
eng, nld, ita = 0x40, 0x80000, 0x2000
mask = eng | nld | ita
codes = langInstance.maskToLangCodes(mask)
self.assertEquals(set(codes), set(["eng","nld","ita"]))
remask = 0
for code in codes:
remask = remask | langInstance.langMappings[code]
self.assertEquals(mask, remask)
def testInvalidLangCodesToMask(self):
langInstance = Languages()
#gne is an invalid language code
codes = ["eng", "nld", "gne"]
self.assertRaises(ValueError, langInstance.langCodesToMask, codes)
def testLanguageInstance(self):
langInstance = Languages()
self.assertTrue(len(langInstance.supportedLanguages) == 32)
self.assertTrue(len(langInstance.langMappings) == 32)
#check if the mappings are all distinct values
bitmasksSet = set(langInstance.langMappings.values())
self.assertTrue(len(bitmasksSet) == 32)
def testCorrectMapping(self):
langInstance = Languages()
#checking if they are distinct is not sufficient since they
#can be assigned wrong values
fullMask = 0
for mask in langInstance.langMappings.values():
fullMask = fullMask ^ mask
#since I know there are 32 different language masks
self.assertEqual(0xFFFFFFFF, fullMask)
def testMaskToLangCodesLongerMask(self):
langInstance = Languages()
mask = 0x1FFFFFFFF #36 bits!
self.assertRaises(AssertionError, langInstance.maskToLangCodes,
(mask, ))
def testLangCodesToMaskEmpty(self):
langInstance = Languages()
codes = []
mask = langInstance.langCodesToMask(codes)
self.assertEquals(0, mask)
def testLangCodesToMaskEmpty(self):
langInstance = Languages()
codes = []
mask = langInstance.langCodesToMask(codes)
self.assertEquals(0,mask)
