public void GetUserTest()
{
var app = new PublicClientApplication(TestConstants.ClientId);
var users = app.Users;
Assert.IsNotNull(users);
// no users in the cache
Assert.AreEqual(0, users.Count());
var fetchedUser = app.GetUser(null);
Assert.IsNull(fetchedUser);
fetchedUser = app.GetUser("");
Assert.IsNull(fetchedUser);
TokenCacheHelper.AddRefreshTokenToCache(app.UserTokenCache.TokenCacheAccessor, TestConstants.Uid,
TestConstants.Utid, TestConstants.Name);
TokenCacheHelper.AddRefreshTokenToCache(app.UserTokenCache.TokenCacheAccessor, TestConstants.Uid + "1",
TestConstants.Utid, TestConstants.Name + "1");
users = app.Users;
Assert.IsNotNull(users);
// two users in the cache
Assert.AreEqual(2, users.Count());
var userToFind = users.First();
fetchedUser = app.GetUser(userToFind.Identifier);
Assert.AreEqual(userToFind.DisplayableId, fetchedUser.DisplayableId);
Assert.AreEqual(userToFind.Identifier, fetchedUser.Identifier);
Assert.AreEqual(userToFind.IdentityProvider, fetchedUser.IdentityProvider);
Assert.AreEqual(userToFind.Name, fetchedUser.Name);
}