def testFieldIsWellCreated(self):
    self.fillExampleField()
    assert (self.field.getNumberOfLivingCells() == 3), 'field.numberOfAliveCells does not provide the right return value'
def testFieldIsWellCreated(self):
    self.fillExampleField()
    assert (self.field.getNumberOfLivingCells() == 3), 'field.numberOfAliveCells does not provide the right return value'