public async Task GetAnswer_NullQuestion_Success()
{
var result = await _target.GetAnswerAsync(null);
var expected = "Не задан вопрос";
Assert.AreEqual(expected, result);
}
public async Task GetAnswer_Answer_Success()
{
var question = "hi";
var answer = await _target.GetAnswerAsync(question);
Assert.NotNull(answer);
}