public void ShouldLogoutUser([Frozen]Mock<IAccessTokenConfiguration> accessTokenConfigurationMock, [Frozen]Mock<TextWriter> writer, LogoutUserCommand logoutCommand)
{
logoutCommand.Execute(new string[0]);
writer.Verify(x => x.WriteLine("Successfully logged out."));
accessTokenConfigurationMock.Verify(x => x.DeleteAccessToken(), Times.Once());
}
