def testInitializeRegisterWithBitString(self):
qcomp = get_functional_computer(nregisters=4, sqrt_size=3)
value = "101100010"
qcomp.execute(instr_initialize(0, value))
cvalue = ComplexM(3, 3, bitstring_to_matrix(value, 3))
self.assertEqual(cvalue, qcomp.registers[0].value)
def testRegisterInitializationOnlyInitializedTheGivenRegister(self):
qcomp = get_functional_computer(nregisters=4)
qcomp.execute(instr_initialize(1))
self.assertTrue(qcomp.registers[1].is_initialized)
self.assertFalse(qcomp.registers[0].is_initialized)
self.assertFalse(qcomp.registers[2].is_initialized)
self.assertFalse(qcomp.registers[3].is_initialized)
def testSelectValueFromInitializedRegister(self):
qcomp = get_functional_computer(nregisters=4, sqrt_size=3)
value = "001001001"
expected_value = ComplexM(1, 9, [[0, 0, 1, 0, 0, 1, 0, 0, 1]])
qcomp.execute(instr_initialize(0, value))
qcomp.execute(instr_select('V1', 0, 0, 9))
self.assertEquals(expected_value, qcomp.variables['V1'].value)
def testSelectOutOfBoundsRaiseAnError(self):
qcomp = get_functional_computer(nregisters=4, sqrt_size=3)
qcomp.execute(instr_initialize(0))
with self.assertRaises(IndexError):
qcomp.execute(instr_select('V1', 0, 0, 10))
def testSelectFromNotInitializedRegistersRaisesAnError(self):
qcomp = get_functional_computer(nregisters=4, sqrt_size=3)
with self.assertRaises(UnboundLocalError):
qcomp.execute(instr_select('V1', 0, 1, 2))
def testInitializeRegisterWithInvalidBitstringRaisesAnError(self):
qcomp = get_functional_computer(nregisters=4, sqrt_size=3)
value = "00102010001"
with self.assertRaises(ValueError):
qcomp.execute(instr_initialize(0, value))
def testRegistersAreInitializedToTheZeroMatrixByDefault(self):
qcomp = get_functional_computer(nregisters=4, sqrt_size=3)
qcomp.execute(instr_initialize(2))
self.assertEqual(zero_matrix(qcomp.sqrt_size), qcomp.registers[2].value)
