public void Test_SetMessage_Integration()
{
string oldValue;
// Arrange
var message = new MessageDTO
{
Id = 1,
Text = "new message text"
};
using (var db = new MessagesDBEntities())
{
var dbMessage = db.Messages.First(x => x.Id == message.Id);
oldValue = dbMessage.Message;
}
//Act
var result = _controller.SetMessage(message);
using (var db = new MessagesDBEntities())
{
//dbMessage should be changed
var dbMessage = db.Messages.First(x => x.Id == 1);
// Assert
Assert.IsInstanceOf<System.Web.Http.IHttpActionResult>(result);
Assert.AreEqual(message.Text, dbMessage.Message);
//Get back value in db
dbMessage.Message = oldValue;
db.SaveChanges();
}
}
/// <summary>
/// Set message text for the message
/// </summary>
/// <param name="id">Message id</param>
/// <param name="messageText">New message text</param>
/// <returns>Updated message entity</returns>
public void SetMessage(int id, string messageText)
{
using (var db = new MessagesDBEntities())
{
var message = db.Messages.FirstOrDefault(x => x.Id == id);
if (message == null) return;
message.Message = messageText;
db.SaveChanges();
}
}