public async Task CachingEmptyHashtagListDoesNothing()
{
// Arrange
using (var con = OpenConnection())
using (var cache = new SqliteCache(con))
{
// Act ReSharper disable once AccessToDisposedClosure
var ex = await ExceptionAssert.CatchAsync <Exception>(() => cache.AddHashtags(new List <string>()));
// Assert
Assert.IsNull(ex);
}
}
public async Task HashtagCanBeAdded()
{
// Arrange
using (var con = OpenConnection())
using (var cache = new SqliteCache(con))
{
// Act
await cache.AddHashtags(new[] { "test" });
// Assert
using (var cmd = con.CreateCommand())
{
cmd.CommandText = "SELECT Tag FROM Hashtags WHERE Tag = 'test';";
var fromDb = cmd.ExecuteScalar();
Assert.AreEqual("test", fromDb);
}
}
}
public async Task ClearRemovesAllDataFromCache()
{
// Arrange
using (var con = OpenConnection())
using (var cache = new SqliteCache(con))
{
await cache.AddHashtags(new[] { "one", "two", "three" });
await cache.AddMessages(new[] { new MessageCacheEntry(DummyGenerator.CreateDummyMessage()) });
await cache.AddStatuses(new[] { DummyGenerator.CreateDummyStatus() });
var userToCache = DummyGenerator.CreateDummyUserEx(1);
userToCache.Name = userToCache.ScreenName = "test";
await cache.AddUsers(new[] { new UserCacheEntry(userToCache) });
// Act
await cache.Clear();
// Assert
var tags = await cache.GetKnownHashtags();
Assert.AreEqual(0, tags.Count());
var msg = await cache.GetMessages();
Assert.AreEqual(0, msg.Count);
var user = await cache.GetUser(1);
Assert.IsNull(user);
var status = await cache.GetStatus(0);
Assert.IsNull(status);
}
}