def test_gf2m_mul__neg(self): """ Negative tests for gf2m_mul(a,b) """ # Not meant to be called with other values than int or long self.failUnlessRaises(AttributeError, ar.gf2m_mul, 0.0, 0b110) self.failUnlessRaises(TypeError, ar.gf2m_mul, "asdf", 0b110) self.failUnlessEqual(ar.gf2m_mul(-0b1101, 0b110), 0b101110) self.failUnlessEqual(ar.gf2m_mul(0b1101, -0b110), 0b101110) self.failUnlessEqual(ar.gf2m_mul(-0b1101, 0b110), 0b101110)
def test_gf2m_mul__neg(self): """ Negative tests for gf2m_mul(a,b) """ # Not meant to be called with other values than int or long self.failUnlessRaises(AttributeError, ar.gf2m_mul, 0.0, 0b110) self.failUnlessRaises(TypeError, ar.gf2m_mul, "asdf", 0b110) self.failUnlessEqual(ar.gf2m_mul(-0b1101,0b110), 0b101110) self.failUnlessEqual(ar.gf2m_mul(0b1101,-0b110), 0b101110) self.failUnlessEqual(ar.gf2m_mul(-0b1101,0b110), 0b101110)
def test_gf2m_mul__pos(self): """ Positive tests for gf2m_mul(a,b) Sage test calculations:: sage: F.<t> = GF(2)[] sage: a = x^3 + x^2 + 1 # a = 0b1101 sage: b = x^2 + x # b = 0b110 sage: a*b x^5 + x^3 + x^2 + x sage: b*a x^5 + x^3 + x^2 + x sage: (x^6 + x^4 + x + 1)*(x^7 + x^6 + x^3 + x) x^13 + x^12 + x^11 + x^10 + x^9 + x^8 + x^6 + x^5 + x^4 + x^3 + x^2 + x # a = 0x53 # b = 0xCA --- sage: b = x^2 + x sage: a = x^0 sage: a 1 sage: a*b x^2 + x sage: a = x^0 + 1 sage: a 0 sage: a*b 0 """ self.failUnlessEqual(ar.gf2m_mul(0b1101, 0b110), 0b101110) self.failUnlessEqual(ar.gf2m_mul(0b110, 0b1101), 0b101110) self.failUnlessEqual(ar.gf2m_mul(0x53, 0xCA), 0b11111101111110) self.failUnlessEqual(ar.gf2m_mul(0xCA, 0x53), 0b11111101111110) self.failUnlessEqual(ar.gf2m_mul(0b1, 0b110), 0b110) self.failUnlessEqual(ar.gf2m_mul(0b0, 0b110), 0b0)
def test_gf2m_mul__pos(self): """ Positive tests for gf2m_mul(a,b) Sage test calculations:: sage: F.<t> = GF(2)[] sage: a = x^3 + x^2 + 1 # a = 0b1101 sage: b = x^2 + x # b = 0b110 sage: a*b x^5 + x^3 + x^2 + x sage: b*a x^5 + x^3 + x^2 + x sage: (x^6 + x^4 + x + 1)*(x^7 + x^6 + x^3 + x) x^13 + x^12 + x^11 + x^10 + x^9 + x^8 + x^6 + x^5 + x^4 + x^3 + x^2 + x # a = 0x53 # b = 0xCA --- sage: b = x^2 + x sage: a = x^0 sage: a 1 sage: a*b x^2 + x sage: a = x^0 + 1 sage: a 0 sage: a*b 0 """ self.failUnlessEqual(ar.gf2m_mul(0b1101,0b110), 0b101110) self.failUnlessEqual(ar.gf2m_mul(0b110,0b1101), 0b101110) self.failUnlessEqual(ar.gf2m_mul(0x53,0xCA), 0b11111101111110) self.failUnlessEqual(ar.gf2m_mul(0xCA,0x53), 0b11111101111110) self.failUnlessEqual(ar.gf2m_mul(0b1,0b110), 0b110) self.failUnlessEqual(ar.gf2m_mul(0b0,0b110), 0b0)