def test_can_build_solution_from_letters_dictionary(self):
crossword = Crossword()
crossword.size(3)
letters = {}
letters[0, 0] = "A"
letters[1, 0] = "B"
letters[2, 0] = ""
letters[0, 1] = ""
letters[1, 1] = "C"
letters[2, 1] = "D"
letters[0, 2] = "E"
letters[1, 2] = "F"
letters[2, 2] = "G"
crossword.build_solution(letters)
self.assertEquals(crossword.across_solutions[0], "AB")
self.assertEquals(crossword.across_solutions[2], "EFG")
self.assertEquals(crossword.down_solutions[0], "BCF")