def test_valid1(self):
"""Tests a valid solution (1)"""
grid = load_puzzle('test_cases/valid1.txt')
actual = validate(grid)
self.assertEqual(True, actual)
def test_invalid_duplicate3(self):
"""Tests an invalid solution containing a duplicate number somewhere (3)"""
grid = load_puzzle('test_cases/invalid_duplicate3.txt')
actual = validate(grid)
self.assertEqual(False, actual)
def test_invalid_all_negative(self):
"""Tests a solution containing all unique numbers, but they're negative"""
grid = load_puzzle('test_cases/invalid_all_negative.txt')
actual = validate(grid)
self.assertEqual(False, actual)
def test_invalid_smaller(self):
"""Tests an invalid solution containing a number smaller than 1"""
grid = load_puzzle('test_cases/invalid_smaller.txt')
actual = validate(grid)
self.assertEqual(False, actual)