public void UpdateProfile()
{
using (var tester = new SharedCredentialsFileTester(SessionProfileText))
{
var newToken = Guid.NewGuid().ToString();
ImmutableCredentials updatedCredentials = new ImmutableCredentials(
SessionCredentials.AccessKey, SessionCredentials.SecretKey, newToken);
tester.AssertWriteProfile("session_profile", updatedCredentials,
SessionProfileText.Replace("session_aws_session_token", newToken));
}
}