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unittests.py
539 lines (410 loc) · 16.6 KB
/
unittests.py
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import unittest
import io
import sys
from controller import Controller
from cmdview import CmdView
from file_reader import FileReader
from dataparser import DataParser
from validator import Validator
from database import Database
from visualiser import Visualiser
from serializer import Serializer
class TestInterpreter(unittest.TestCase):
def setUp(self):
self.parser = DataParser()
self.cmd_view = CmdView()
self.file_reader = FileReader()
self.validator = Validator()
self.db = Database("test.db")
self.vis = Visualiser()
self.val = Validator()
self.serial = Serializer()
self.controller = Controller(self.cmd_view,
self.file_reader,
self.parser,
self.validator,
self.db,
self.vis,
self.serial)
self.init()
def tearDown(self):
self.parser = None
self.cmd_view = None
self.file_reader = None
self.validator = None
self.db = None
self.vis = None
self.val = None
self.controller = None
self.serial = None
def init(self):
sys.stdout = io.StringIO()
self.db.rebuild()
self.controller.get('')
self.controller.validate()
self.controller.commit()
sys.stdout = sys.__stdout__
def concreter(self, abclass): # pragma: no cover
# """
# >>> import abc
# >>> class Abstract(metaclass=abc.ABCMeta):
# ... @abc.abstractmethod
# ... def bar(self):
# ... return None
#
# >>> c = concreter(Abstract)
# >>> c.__name__
# 'dummy_concrete_Abstract'
# >>> c().bar() # doctest: +ELLIPSIS
# (<abc_utils.Abstract object at 0x...>, (), {})
# """
if "__abstractmethods__" not in abclass.__dict__:
return abclass
new_dict = abclass.__dict__.copy()
for abstractmethod in abclass.__abstractmethods__:
# replace each abc method or property with an identity function:
new_dict[abstractmethod] = lambda x, *args, **kw: (x, args, kw)
# creates a new class, with the overriden ABCs:
return type("dummy_concrete_%s" % abclass.__name__, (abclass,), new_dict)
# DataParser
def test_01_parser_to_list(self):
expected = ['empid=D011', 'gender=M', 'age=29']
actual = self.parser._to_list("empid=D011\ngender=M\nage=29")
self.assertEqual(expected, actual)
def test_02_parser_to_dict(self):
expected = {'empid': 'D011', 'gender': 'M', 'age': '29'}
actual = self.parser._to_dict(['empid=D011', 'gender=M', 'age=29'])
self.assertEqual(expected, actual)
def test_03_parser_scrub_db_list(self):
expected = [14, 25]
actual = self.parser.scrub_db_list([(14,), (25,)])
self.assertEqual(expected, actual)
def test_04_parser_parse_raw_data(self):
input = "empid=D011\ngender=M\nage=29"
parser = DataParser()
parser.parse_raw_data(input)
expected = [{'empid': 'D011', 'gender': 'M', 'age': '29'}]
actual = parser.get_data()
self.assertEqual(expected, actual)
# Controller.serialize()
def test_05_controller_serialize_write(self):
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.serialize('socks')
expected = '-- Database pickled!\n\t-> as filename: socks.pickle.\n'
actual = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_06_controller_serialize_empty_db(self):
captured_prep = io.StringIO()
sys.stdout = captured_prep
self.controller.rebuild_db()
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.serialize('poop')
expected = '* Database is empty. Nothing to serialize.\n'
actual = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_07_controller_serialize_read(self):
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.serialize('-r socks')
expected = "('D011', 'M', 29, 722, 'Normal', 320, '23-11-1987')\n"
actual = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_08_controller_serialize_invalid_params(self):
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.serialize('poop socks')
expected = "* Invalid parameters.\n-- Type 'help serialize' for more details.\n"
actual = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_09_controller_serialize_no_file(self):
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.serialize('-r poopie')
expected = "[Errno 2] No such file or directory: 'poopie.pickle'\n"
actual = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
# Controller.validate()
def test_10_controller_validate_fail(self):
self.controller = Controller(self.cmd_view,
self.file_reader,
DataParser(),
self.validator,
self.db,
self.vis,
self.serial)
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.validate()
expected = "* No data has been read.\n-- Type 'help get' for more details.\n"
actual = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
# Controller.commit()
def test_11_controller_commit_fail(self):
self.controller = Controller(self.cmd_view,
self.file_reader,
self.parser,
Validator(),
self.db,
self.vis,
self.serial)
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.commit()
expected = "* No valid data has been entered.\n" \
"-- Type 'help validate' for more details.\n" \
"'NoneType' object is not iterable\n" \
"* Could not commit data to the database.\n" \
"-- Type 'help commit' for more details.\n"
actual = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
# Controller.get()
def test_12_controller_get_fail(self):
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.get('get poopie')
expected = ''
actual = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
# Controller.query()
def test_13_controller_query(self):
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.query('*')
expected = "[('D011', 'M', 29, 722, 'Normal', 320, '23-11-1987')]\n"
actual = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_14_controller_display_no_param(self):
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.display('')
expected = "* Missing parameters. \n-- Type 'help display' for information on how to use this command.\n"
actual = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_15_controller_display_invalid_input(self):
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.display('poopie')
expected = "* Invalid input. \n-- Type 'help display' for information on how to use this command.\n"
actual = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_16_controller_display_b(self):
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.display('-b age')
regex = '^file://C:/Users/Elliot/AppData/Local/Temp/.*$'
text = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertRegex(text, regex)
def test_17_controller_display_l(self):
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.display('-l age')
regex = '^file://C:/Users/Elliot/AppData/Local/Temp/.*$'
text = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertRegex(text, regex)
def test_18_controller_display_p(self):
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.display('-p age')
regex = '^file://C:/Users/Elliot/AppData/Local/Temp/.*$'
text = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertRegex(text, regex)
def test_19_controller_display_r(self):
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.display('-r age')
regex = '^file://C:/Users/Elliot/AppData/Local/Temp/.*$'
text = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertRegex(text, regex)
def test_20_controller_display_invalid_falg(self):
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.display('-x age')
expected = "-- Invalid flag.\n"
actual = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_21_controller_display_invalid_data(self):
captured_output = io.StringIO()
sys.stdout = captured_output
self.controller.display('-b poopie')
expected = "-- Invalid data.\n"
actual = captured_output.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
# FileView
def test_22_fileview_get_cwd(self):
captured = io.StringIO()
sys.stdout = captured
self.controller.get('test-data')
self.controller.get('cwd')
expected = "D:\pr301_workspace\\assignment-2\\test-data\n" \
"D:\pr301_workspace\\assignment-2\\test-data\n" \
"test-folder\n"
actual = captured.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_23_fileview_get_filelist(self):
captured = io.StringIO()
sys.stdout = captured
self.controller.get('')
expected = "['data.txt', 'data2.txt', 'data3.txt', 'datalist.txt', 'file.txt']\n"
actual = captured.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_24_fileview_get_cd_fail(self):
captured = io.StringIO()
sys.stdout = captured
self.controller.get('poopsickles')
expected = "fview: [WinError 2] The system cannot find the file specified: './poopsickles'\n"
actual = captured.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
# def test_25_fileview_set(self):
# self.file_view.set()
# not working!
def test_26_databaseview_initiase_fail(self):
sys.stdout = io.StringIO()
self.controller.get('..')
captured = io.StringIO()
sys.stdout = captured
Database(1)
expected = 'argument 1 must be str, not int\n'
actual = captured.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_27_databaseview_set_fail(self):
captured = io.StringIO()
sys.stdout = captured
self.db.insert(['hi', 'poop', 'socks'])
expected = ''
actual = captured.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_28_databaseview_get_fail(self):
captured = io.StringIO()
sys.stdout = captured
self.db.retrieve('pickles')
expected = 'no such column: pickles\n'
actual = captured.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
# def test_29_view(self):
# c = self.concreter(View)
# expected = 'dummy_concrete_View'
# actual = c.__name__
#
# self.assertEqual(expected, actual)
#
# def test_30_view_get(self):
# View.__abstractmethods__ = set()
#
# self.assertRaises(NotImplementedError, View().get, 'socks')
#
# def test_31_view_set(self):
# View.__abstractmethods__ = set()
#
# self.assertRaises(NotImplementedError, View().set, 'pants')
# CmdView
def test_32_cmdview_init_get(self):
captured = io.StringIO()
sys.stdout = captured
sys.argv = ['-g']
self.cmd_view.set_controller(self.controller)
expected = "['file.txt']\n"
actual = captured.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_33_cmdview_init_rebuild(self):
captured = io.StringIO()
sys.stdout = captured
sys.argv = ['-r']
self.cmd_view.set_controller(self.controller)
expected = '-- db dropped\n-- db rebuit\n'
actual = captured.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_34_cmdview_init_validate(self):
captured = io.StringIO()
sys.stdout = captured
sys.argv = ['-v']
self.cmd_view.set_controller(self.controller)
expected = '-- Data validation successful!\n'
actual = captured.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_35_cmdview_init_commit(self):
captured = io.StringIO()
sys.stdout = captured
sys.argv = ['-c']
self.cmd_view.set_controller(self.controller)
expected = ''
actual = captured.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_36_cmdview_init_display(self):
captured = io.StringIO()
sys.stdout = captured
sys.argv = ['-d', 'sales']
self.cmd_view.set_controller(self.controller)
regex = '^file://C:/Users/Elliot/AppData/Local/Temp/.*$'
text = captured.getvalue()
sys.argv = set()
sys.stdout = sys.__stdout__
self.assertRegex(text, regex)
def test_37_cmdview_do_read(self):
captured = io.StringIO()
sys.stdout = captured
self.cmd_view.do_read('pickle-pee')
expected = "cmd: 'NoneType' object has no attribute 'get'\n"
actual = captured.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
# def test_38_cmdview_set(self):
# self.cmd_view.set()
def test_39_cmdview_quit(self):
self.cmd_view.do_quit('')
def test_40_cmdview_query(self):
captured = io.StringIO()
sys.stdout = captured
self.cmd_view.set_controller(self.controller)
self.cmd_view.do_query('*')
expected = "[('D011', 'M', 29, 722, 'Normal', 320, '23-11-1987')]\n"
actual = captured.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_41_cmdview_serial(self):
captured = io.StringIO()
sys.stdout = captured
self.cmd_view.set_controller(self.controller)
self.cmd_view.do_serialize('puppies')
expected = "-- Database pickled!\n\t-> as filename: puppies.pickle.\n"
actual = captured.getvalue()
sys.stdout = sys.__stdout__
self.assertEqual(expected, actual)
def test_42_cmdview_help(self):
captured = io.StringIO()
sys.stdout = captured
self.cmd_view.help_cmd()
regex = 'Syntax: python main.py'
text = captured.getvalue()
sys.stdout = sys.__stdout__
self.assertRegex(text, regex)
if __name__ == '__main__': # pragma: no cover
unittest.main(verbosity=True)