public void Test1()
{
// 测试 StreamResult的构造函数传递，及contentType的默认设置
byte[] buffer = System.Text.Encoding.Unicode.GetBytes("中文汉字");
StreamResult streamResult = new StreamResult(buffer);
string actual = streamResult.GetValue("_contentType").ToString();
Assert.AreEqual("application/octet-stream", actual);
}
