def testExecuteInstruction_nop(self):
expectedAcc = -10
expectedNext = 1
acc = -10
nextInst = 0
acc, nextInst = executeInstruction('nop', '+', 0, nextInst, acc)
self.assertEqual(expectedAcc, acc)
self.assertEqual(expectedNext, nextInst)
def testExecuteInstruction_decreaseNext(self):
expectedAcc = -10
expectedNext = 1
acc = -10
nextInst = 4
acc, nextInst = executeInstruction('jmp', '-', 3, nextInst, acc)
self.assertEqual(expectedAcc, acc)
self.assertEqual(expectedNext, nextInst)
def testExecuteInstruction_decreaseAcc(self):
expectedAcc = -10
expectedNext = 6
acc = 89
nextInst = 5
acc, nextInst = executeInstruction('acc', '-', 99, nextInst, acc)
self.assertEqual(expectedAcc, acc)
self.assertEqual(expectedNext, nextInst)
def testExecuteInstruction_increaseNext(self):
expectedAcc = -10
expectedNext = 6
acc = -10
nextInst = 2
acc, nextInst = executeInstruction('jmp', '+', 4, nextInst, acc)
self.assertEqual(expectedAcc, acc)
self.assertEqual(expectedNext, nextInst)
def testExecuteInstruction_increaseAcc(self):
expectedAcc = 5
expectedNext = 4
acc = 2
nextInst = 3
acc, nextInst = executeInstruction('acc', '+', 3, nextInst, acc)
self.assertEqual(expectedAcc, acc)
self.assertEqual(expectedNext, nextInst)