def db_interaction_test(self, check):
"Database interacation test"
operation = "45,-,27"
result_code = 0
DATABASE = connect_db()
cleanup_handler()
result_raw, result_code, result_error = calculate(operation)
result = str(result_raw)
result_id = uuid.uuid4()
cursor = DATABASE.cursor()
cursor.execute('INSERT INTO results VALUES (?,?,?)',
(result_id.bytes, operation, result_raw))
DATABASE.commit()
cursor.execute("SELECT id, operation, result FROM results where id=?;",
(result_id.bytes, ))
raw_fetch = cursor.fetchall()[0]
check.equal(tuple(raw_fetch),
(result_id.bytes, operation, int(result)))
def calc_handler():
# Predefined vars
result = "deadbeef"
result_code = 0
result_id = "deadbeef"
# Get POST params
operation = request.form['operation']
if not re.match(r'^-?[0-9]\d*(\.\d+)?,.+,-?[0-9]\d*(\.\d+)?$', operation):
result_code = 1
result = "Некорректный ввод"
else:
result_raw, result_code, result_error = calculate(operation)
if result_code == 0:
result = str(result_raw)
# Check if database has less than 100 records
cursor = DATABASE.cursor()
cursor.execute('SELECT COUNT(*) FROM results')
current_results = cursor.fetchone()
if current_results[0] < 100:
# Add database result addition
# Most compact way to store https://wtanaka.com/node/8106
result_id = uuid.uuid4()
cursor.execute('INSERT INTO results VALUES (?,?,?)', (result_id.bytes, operation, result_raw))
DATABASE.commit()
else:
result_code = 2
result = "Превышено количество хранимых результатов расчетов"
else:
result = result_error
return render_template(
"result.html",
operation = operation,
result = result,
result_code = result_code,
result_id = result_id)
def test_sum(self):
self.assertEqual(calculate("3,+,4")[0], 7)
def test_div(self):
self.assertEqual(calculate("4,/,2")[0], 2)
def test_pow(self):
self.assertEqual(calculate("2,**,3")[0], 8)
def test_mul(self):
self.assertEqual(calculate("2,*,3")[0], 6)
def test_sub(self):
self.assertEqual(calculate("3,-,4")[0], -1)
