def test_negative_number_enter(self):
"""
Negative numbers have not be entered
"""
assistant.input = lambda arg: '-124'
db = [380675674432, 380672832500, 380983567721]
result = assistant.find_numbers(db)
assert result == 'It can`t be negative'
def test_no_input(self):
"""
There must be at least one digit
"""
assistant.input = lambda arg: ''
db = [380675674432, 380672832500, 380983567721]
result = assistant.find_numbers(db)
assert result == 'Invalid data'
def test_not_a_number_enter(self):
"""
Letters or symbols that not digits have not be entered
"""
assistant.input = lambda arg: 'bad number'
db = [380675674432, 380672832500, 380983567721]
result = assistant.find_numbers(db)
assert result == 'Invalid data'
def test_input_with_sign(self):
"""
Input have to be without any signs
"""
assistant.input = lambda arg: '+38093'
db = [380675674432, 380672832500, 380983567721]
result = assistant.find_numbers(db)
assert result == 'Enter number without signs'
def test_no_coincidence_enter(self):
"""
No numbers from db ([380675674432, 380672832500, 380983567721])
are returned with '1' template
"""
assistant.input = lambda arg: '1'
db = [380675674432, 380672832500, 380983567721]
result = assistant.find_numbers(db)
assert result == []
def test_six_digits_enter(self):
"""
One numbers from db ([380675674432, 380672832500, 380983567721])
are returned with '380983' template
"""
assistant.input = lambda arg: '380983'
db = [380675674432, 380672832500, 380983567721]
result = assistant.find_numbers(db)
assert result == [380983567721]
def test_minus_infinity_enter(self):
"""
If entered '-inf', assistant blocks it reversed word for minus
infinity and it have to be handled
"""
assistant.input = lambda arg: '-inf'
db = [380675674432, 380672832500, 380983567721]
result = assistant.find_numbers(db)
assert result == 'Nice try'
def test_four_digits_random_db(self):
"""
Maximum ten numbers from random db can be returned with
'380' template
"""
assistant.input = lambda arg: '3809'
db = assistant.generate_random_numbers(100)
result = assistant.find_numbers(db)
assert len(result) <= 10
def test_gt_ten_coincidence(self):
"""
Only ten numbers from random db with country code '380'
are returned with '380' template
"""
assistant.input = lambda arg: '380'
db = assistant.generate_random_numbers(100, '380')
result = assistant.find_numbers(db)
assert result == [num for num in db if str(num).startswith(assistant.input(None))][:10]
assert len(result) == 10