def test_b_UnionQueue(self):
queue1 = Queue(3)
queue2 = Queue(3)
numbers = [1, 2, 3, 4, 5, 6]
numbersqueue1 = [1, 2, 3]
numbersqueue2 = [4, 5, 6]
for i in numbersqueue1:
queue1.enqueue(i)
for i in numbersqueue2:
queue2.enqueue(i)
unitedStack = Calculator.union(queue1, queue2)
numbersContained = 0
for i in numbers:
number = unitedStack.dequeue().value
if number in numbers:
numbersContained += 1
numbers.remove(number)
self.assertEqual(numbersContained, len(numbers))
self.assertEqual(unitedStack.max_size,
queue1.max_size + queue2.max_size)
def testUnionTwoQueues(self):
for i in range(5):
for j in range(5):
queue1 = Queue(20)
for k in range(10):
queue1.enqueue(k+i*100)
queue2 = Queue(20)
for k in range(10):
queue2.enqueue(k+j*1000)
resultat = Calculator.union(queue1, queue2)
self.assertIsInstance(resultat, Queue)
self.assertEqual(resultat.max_size, queue1.max_size + queue2.max_size)
self.assertEqual(resultat.size(), queue1.size() + queue2.size())
for k in range(10):
self.assertEqual(resultat.dequeue(), k+i*100)
for k in range(10):
self.assertEqual(resultat.dequeue(), k+j*1000)
class testCalculator(unittest.TestCase):
def setUp(self):
self.MAX_SIZE1 = 10
self.MAX_SIZE2 = 5
self.stack = Stack(self.MAX_SIZE1)
self.stack.push(15)
self.stack.push(1)
self.stack.push(5)
self.queue = Queue(self.MAX_SIZE2)
self.queue.enqueue(16)
self.queue.enqueue(13)
self.queue.enqueue(46)
# CLass 1: Testing Node
def test_04_empty_node_points_to_None(self):
self.assertRaises(ValueError, Calculator.union, Stack(self.MAX_SIZE1), Queue(self.MAX_SIZE1))
def test_04_should_raise_two_enpty_queues(self):
self.assertRaises(ValueError, Calculator.union, Stack(self.MAX_SIZE1), Queue(self.MAX_SIZE1))
def test_04_should_return_new_size_of_merged_queue(self):
unionList = Calculator.union(self.stack, self.stack)
self.assertEqual(unionList.n, 6)
def test_04_should_return_new_size_of_merged_queue(self):
unionList = Calculator.union(self.stack, self.stack)
self.assertEqual(unionList.n, 6)
def test_04_should_return_first_element_of_merged_queue(self):
unionList = Calculator.union(self.stack, self.stack)
self.assertEqual(unionList.first.value, 5)
def test_04_should_raise_error_queue_even_with_first_null(self):
self.assertRaises(ValueError, Calculator.union, Queue(self.MAX_SIZE1), self.queue)
def test_04_should_raise_when_one_stack_is_empty(self):
self.assertRaises(ValueError, Calculator.union, self.stack, Stack(self.MAX_SIZE1))
def test_04_should_raise_two_different_types(self):
self.assertRaises(ValueError, Calculator.union, Stack(self.MAX_SIZE1), Queue(self.MAX_SIZE1))
def test_04_should_raise_two_empty_linkedList(self):
self.assertRaises(ValueError, Calculator.union, LinkedList(), LinkedList())
def test_04_should_return_new_size_of_merged_queue(self):
unionList = Calculator.union(self.stack, self.stack)
self.assertEqual(unionList.n, 6)
def test_04_should_return_first_element_of_merged_queue(self):
unionList = Calculator.union(self.queue, self.queue)
self.assertEqual(unionList.first.value, 16)
def test_04_should_return_first_element_of_merged_stack(self):
unionList = Calculator.union(self.stack, self.stack)
self.assertEqual(unionList.first.value, 5)
def test_04_should_raise_when_two_nonEmpty_with_different_type(self):
self.assertRaises(ValueError, Calculator.union, self.stack, self.queue)
def test_05_test_Visit_LogQueue(self):
queue = Queue(6);
for i in range(5):
queue.enqueue(i);
queue.accept(FilePrinter("./ThisIsATestFile.txt",""));
with open('./ThisIsATestFile.txt', 'r') as myfile:
result=myfile.read();
self.assertEqual(result, "\n|0|1|2|3|4|\n");
def testVisitLogQueue(self):
queue = Queue(10)
for i in range(5):
queue.enqueue(i)
queue.accept(ScreenPrinter(""))
self.assertEqual(self.capturedOutput.getvalue(), "\n\n|0|1|2|3|4|\n\n")
def testVisitLogQueue(self):
queue = Queue(10)
for i in range(5):
queue.enqueue(i)
queue.accept(FilePrinter("./test.txt", ""))
with open('./test.txt', 'r') as myfile:
result = myfile.read()
self.assertEqual(result, "\n|0|1|2|3|4|\n")
class QueueTest(unittest.TestCase):
def setUp(self):
self.queue = Queue(3)
# Test __init__()
def test_a_Init(self):
self.assertEqual(self.queue.max_size, 3)
# Test __init__() -> Enqueue() -> Dequeue()
def test_b_EnqueuDequeue(self):
self.queue.enqueue("test")
self.assertFalse(self.queue.isEmpty())
self.assertTrue(self.queue.size() == 1)
self.assertEqual(self.queue.check().value, "test")
self.assertEqual(self.queue.peek().value, "test")
self.assertTrue(self.queue.isEmpty())
self.queue.enqueue("test1")
self.queue.enqueue("test2")
self.queue.enqueue("test3")
self.assertTrue(self.queue.isFull())
self.assertEqual(self.queue.size(), self.queue.max_size)
try:
self.queue.enqueue("test4")
except Exception as ex:
self.assertEqual(str(ex), "Queue overflow")
self.assertEqual(self.queue.dequeue().value, "test1")
self.assertEqual(self.queue.dequeue().value, "test2")
self.assertEqual(self.queue.dequeue().value, "test3")
try:
self.queue.dequeue()
except Exception as ex:
self.assertEqual(str(ex), "Stack underflow")
class FilePrinterTest(unittest.TestCase):
def setUp(self):
self.printer = FilePrinter("testFile.txt", "testName")
self.linkedList = LinkedList()
self.stack = Stack(3)
self.queue = Queue(3)
def tearDown(self):
try:
os.remove(self.printer.file_path)
except IOError:
pass
# Test __init__()
def test_a_Init(self):
self.assertEqual(self.printer.file_path, "testFile.txt")
self.assertEqual(self.printer.name, "testName")
def test_b_VisitLinkedList(self):
self.linkedList.append(1)
self.linkedList.append(2)
self.linkedList.append(3)
self.linkedList.accept(self.printer)
with open(self.printer.file_path, 'r') as testFile:
self.assertEqual(testFile.read(), self.printer.name + "\n(1,2,3)\n")
def test_c_VisitStack(self):
self.stack.push(1)
self.stack.push(2)
self.stack.push(3)
self.stack.accept(self.printer)
filler="\n-------\n"
with open(self.printer.file_path, 'r') as testFile:
self.assertEqual(testFile.read(), self.printer.name +filler+' 3 '+filler+' 2 '+filler+' 1 '+filler)
def test_d_VisitLogQueue(self):
self.queue.enqueue(1)
self.queue.enqueue(2)
self.queue.enqueue(3)
self.queue.accept(self.printer)
with open(self.printer.file_path, 'r') as testFile:
self.assertEqual(testFile.read(), self.printer.name + "\n|1|2|3|\n")
def testUnionStackAndQueue(self):
stacks = []
for n in range(5):
stack = Stack(20)
for i in range(10):
stack.push(i+n*100)
stacks.append(stack)
queues = []
for n in range(5):
queue = Queue(20)
for i in range(10):
queue.enqueue(i+n*1000)
queues.append(queue)
for stack in stacks:
for queue in queues:
resultat = Calculator.union(stack, queue)
self.assertIsInstance(resultat, LinkedList)
self.assertNotIsInstance(resultat, Stack)
self.assertNotIsInstance(resultat, Queue)
self.assertEqual(resultat.size(), stack.size() + queue.size())
noeud = stack.first
while noeud.next:
self.assertTrue(contient(resultat, noeud.value))
noeud = noeud.next
noeud = queue.first
while noeud.next:
self.assertTrue(contient(resultat, noeud.value))
noeud = noeud.next
def testEnqueueDequeue(self):
for size in range(5, 10):
queue = Queue(size)
for i in range(1, size):
queue.enqueue(i)
self.assertEqual(queue.check(), 1)
self.assertFalse(queue.isEmpty())
self.assertFalse(queue.isFull())
self.assertEqual(queue.size(), i)
queue.enqueue("last")
self.assertEqual(queue.check(), 1)
self.assertFalse(queue.isEmpty())
self.assertTrue(queue.isFull())
self.assertEqual(queue.size(), size)
for i in range(10):
self.assertRaises(ValueError, queue.enqueue, "fail")
self.assertEqual(queue.check(), 1)
self.assertFalse(queue.isEmpty())
self.assertTrue(queue.isFull())
self.assertEqual(queue.size(), size)
queueSize = queue.size()
for i in range(1, size):
self.assertEqual(queue.dequeue(), i)
self.assertFalse(queue.isEmpty())
self.assertFalse(queue.isFull())
queueSize -= 1
self.assertEqual(queue.size(), queueSize)
self.assertEqual(queue.dequeue(), "last")
self.assertTrue(queue.isEmpty())
self.assertFalse(queue.isFull())
self.assertEqual(queue.size(), 0)
self.assertRaises(ValueError, queue.dequeue)
class ScreenPrinterTest(unittest.TestCase):
def setUp(self):
self.screenPrinter = ScreenPrinter("test")
self.linkedList = LinkedList()
self.stack = Stack(3)
self.queue = Queue(3)
# Test __init__()
def test_a_Init(self):
self.assertEqual(self.screenPrinter.name, "test")
def test_b_VisitLinkedList(self):
self.linkedList.append(1)
self.linkedList.append(2)
self.linkedList.append(3)
sys.stdout = io.StringIO()
self.linkedList.accept(ScreenPrinter(""))
self.assertEqual(sys.stdout.getvalue(), "\n\n(1,2,3)\n\n")
sys.stdout = sys.__stdout__
def test_c_VisitStack(self):
self.stack.push(1)
self.stack.push(2)
self.stack.push(3)
sys.stdout = io.StringIO()
self.stack.accept(ScreenPrinter(""))
filler = "\n-------\n"
self.assertEqual(
sys.stdout.getvalue(), '\n' + filler + ' 3 ' + filler +
' 2 ' + filler + ' 1 ' + filler + '\n')
sys.stdout = sys.__stdout__
def test_d_VisitLogQueue(self):
self.queue.enqueue(1)
self.queue.enqueue(2)
self.queue.enqueue(3)
sys.stdout = io.StringIO()
self.queue.accept(ScreenPrinter(""))
self.assertEqual(sys.stdout.getvalue(), "\n\n|1|2|3|\n\n")
sys.stdout = sys.__stdout__
class testqueue(unittest.TestCase):
def setUp(self):
self.queue = Queue(100)
# Séquences de tests pour la tranche first
def test_03_max_size_set_correctly(self):
self.assertEqual(self.queue.max_size, 100)
def test_03_tranche_first_sequence_2(self):
self.assertRaises(ValueError, self.queue.check)
self.queue.enqueue(48)
self.assertEqual(48, self.queue.check().value)
# Séquences de tests pour la tranche last
def test_03_tranche_last_sequence_1(self):
self.assertRaises(ValueError, self.queue.check)
self.queue.enqueue(37)
self.queue.dequeue()
self.assertRaises(ValueError, self.queue.check)
def test_03_tranche_last_sequence_2(self):
self.assertRaises(ValueError, self.queue.check)
self.queue.dequeue()
self.assertEqual(self.queue.n, 0)
self.assertRaises(ValueError, self.queue.check)
self.queue.enqueue(48)
# Séquences de tests pour la tranche n
def test_03_tranche_n_sequence_1(self):
self.assertEqual(0, self.queue.size())
self.queue.enqueue(37)
self.assertEqual(1, self.queue.size())
self.queue.dequeue()
self.assertEqual(0, self.queue.size())
def test_03_tranche_n_sequence_2(self):
self.assertEqual(0, self.queue.size())
self.queue.dequeue()
self.assertEqual(self.queue.n, 0)
self.assertEqual(0, self.queue.size())
self.queue.enqueue(655)
self.assertEqual(1, self.queue.size())
# Séquences de tests pour la tranche full
def test_03_tranche_full_sequence_1(self):
self.assertFalse(self.queue.isFull())
self.queue.enqueue(34)
self.assertFalse(self.queue.isFull())
self.queue.dequeue()
self.assertFalse(self.queue.isFull())
def test_03_tranche_full_sequence_2(self):
self.assertFalse(self.queue.isFull())
self.queue.dequeue()
self.assertEqual(self.queue.n, 0)
self.queue.enqueue(37)
self.assertFalse(self.queue.isFull())
# Séquences de tests pour la tranche isEmpty
def test_03_tranche_isEmpty_sequence_1(self):
self.assertTrue(self.queue.isEmpty())
self.queue.enqueue(34)
self.assertFalse(self.queue.isEmpty())
self.queue.dequeue()
self.assertTrue(self.queue.isEmpty())
self.assertRaises(ValueError, self.queue.check)
def test_03_tranche_isEmpty_sequence_2(self):
self.assertTrue(self.queue.isEmpty())
self.queue.dequeue()
self.assertEqual(self.queue.n, 0)
self.queue.enqueue(37)
self.assertFalse(self.queue.isEmpty())
def test_03_check_should_return_last_element(self):
self.queue.enqueue(37)
self.queue.enqueue(45)
self.assertEqual(self.queue.check().value, 37)
def test_03_enqueue_should_raise_error_when_queue_full(self):
for i in range(100):
self.queue.enqueue(i)
self.assertRaises(ValueError, self.queue.enqueue, 5)
def test_03_enqueue_should_change_full_to_true(self):
for i in range(99):
self.queue.enqueue(i)
self.queue.enqueue(4)
self.assertTrue(self.queue.isFull())
def test_03_enqueue_should_return_correct_values_for_last_and_first(self):
self.queue.enqueue(4)
self.queue.enqueue(5)
self.assertEqual(self.queue.check().value, 4)
def test_03_enqueue_should_change_last_to_None(self):
self.queue.enqueue(4)
self.queue.enqueue(5)
self.queue.dequeue()
self.assertEqual(1, self.queue.n)
def test_03_enqueue_should_return_correct_value_to_string(self):
self.queue.enqueue(4)
self.assertEqual(str(self.queue.check()), '4')