def test_set_output_data(self):
fileSortHandler = FileSortHandler.FileSortHandler()
listaNumbers = fileSortHandler.set_input_data("my_numbers.txt")
fileSortHandler.set_output_data("my_numbers_output.txt")
fileSortHandler2 = FileSortHandler.FileSortHandler()
listaNumbers2 = fileSortHandler.set_input_data("my_numbers_output.txt")
assertResult = True
for i in range(len(listaNumbers)):
if listaNumbers2[i] != listaNumbers[i]:
assertResult = False
self.assertTrue(assertResult)
def test_set_input_data_failed_FileInvalidInputError_2(self):
fileSortHandler = FileSortHandler.FileSortHandler()
with self.assertRaises(
CustomException.FileInvalidInputError) as context:
fileSortHandler.set_input_data("my_numbers_fail_4.txt")
self.assertEqual(context.exception.args[0],
"Some Value in the input is not a valid number")
def test_set_input_data_failed_FileInvalidParameterError(self):
fileSortHandler = FileSortHandler.FileSortHandler()
with self.assertRaises(
CustomException.FileInvalidParameterError) as context:
fileSortHandler.set_input_data(3)
self.assertEqual(context.exception.args[0],
"Invalid type of function parameter: set_input_data")
def test_set_input_data_failed_InputFileNotFoundError(self):
fileSortHandler = FileSortHandler.FileSortHandler()
with self.assertRaises(
CustomException.InputFileNotFoundError) as context:
fileSortHandler.set_input_data("my_numbers_fail_3.txt")
self.assertEqual(context.exception.args[0],
"File was not found in the system")
def test_set_input_data(self):
fileSortHandler = FileSortHandler.FileSortHandler()
listaNumbers = fileSortHandler.set_input_data("my_numbers.txt")
listaEsperada = (56, 3, 80, 65, 62, 49, 15, 78, 16, 59, 12, 14, 6, 7,
93, 5, 3, 6565, 32)
assertResult = True
i = 0
for n in listaEsperada:
if n != listaNumbers[i]:
assertResult = False
i = i + 1
self.assertTrue(assertResult)
def test_merge_sort(self):
fileSortHandler = FileSortHandler.FileSortHandler()
listaNumbers = fileSortHandler.set_input_data("my_numbers.txt")
fileSortHandler.execute_sort("merge_sort")
listaOrdenada = fileSortHandler.numbersList
assertResult = True
for i in range(len(listaOrdenada) - 1):
if listaOrdenada[i + 1] >= listaOrdenada[i]:
continue
else:
assertResult = False
break
self.assertTrue(assertResult)
def test_get_performance_date(self):
fileSortHandler = FileSortHandler.FileSortHandler()
fileSortHandler.set_input_data("my_numbers.txt")
start_time = time.perf_counter()
fileSortHandler.execute_sort("heap_sort")
end_time = time.perf_counter()
performanceData = fileSortHandler.get_performance_data()
sort_start_time = performanceData["start_time"]
sort_end_time = performanceData["end_time"]
sort_number_of_records = performanceData["number_of_records"]
self.assertAlmostEqual(sort_start_time, start_time, 4)
self.assertAlmostEqual(sort_end_time, end_time, 4)
self.assertEqual(len(fileSortHandler.numbersList),
sort_number_of_records)
import FileSortHandler
import CustomException
try:
fileSortHandler = FileSortHandler.FileSortHandler()
fileSortHandler.file_random_input_generator("my_numbers.txt", 50) #genera 50 numeros random en archivo my_numbers.txt
fileSortHandler.set_input_data(file_path_name="my_numbers.txt") #lee archivo my_numbers.txt
fileSortHandler.execute_merge_sort() #ordena la lista de numeros creada en metodo set_input_data
fileSortHandler.set_output_data(file_path_name="my_numbers_output.txt") #escribe la lista ordenada en archivo "my_numbers_output.txt"
except (CustomException.InputFileNotFoundError, CustomException.FileInvalidInputError, CustomException.FileInvalidParameterError,
CustomException.OutputFileCreationError, CustomException.NoOutputDataError, CustomException.NoInputDataError) as error: #cacha excepciones generadas explicitamente en los metodos
print ("The following error has been raised: ")
print ("\t" + error.args[0])
except Exception as error:
print("An unknown error has ocurred") #cacha cualquier otra excepcion
print ("\t" + error.args[0])
def test_set_input_data_failed_NoInputDataError(self):
fileSortHandler = FileSortHandler.FileSortHandler()
with self.assertRaises(CustomException.NoInputDataError) as context:
fileSortHandler.set_input_data("my_numbers_fail_2.txt")
self.assertEqual(context.exception.args[0], "There is no input data.")