public void Calling_without_any_keys_will_result_in_error()
{
var stream = new MemoryStream();
var command = new GetCommand();
command.SetContext(stream);
command.Init();
string actual = ReadAll(stream);
Assert.AreEqual("CLIENT_ERROR At least one key should be specified\r\n", actual);
}
public void When_getting_item_that_has_been_expired_will_return_empty_result()
{
Cache["foo"] = new CachedItem
{Buffer = new byte[] {1, 2, 3}, Flags = 2, Key = "foo", ExpiresAt = SystemTime.Now().AddDays(-1)};
var stream = new MemoryStream();
var command = new GetCommand();
command.SetContext(stream);
command.Init("foo");
command.FinishedExecuting += () => { wait.Set(); };
command.Execute();
wait.WaitOne();
stream.Position = 0;
Assert.AreEqual("END", new StreamReader(stream).ReadLine());
}
public void When_getting_item_that_is_in_cache_will_return_item()
{
Cache["foo"] = new CachedItem
{Buffer = new byte[] {1, 2, 3}, Flags = 2, Key = "foo", ExpiresAt = SystemTime.Now().AddDays(1)};
var stream = new MemoryStream();
var command = new GetCommand();
command.SetContext(stream);
command.Init("foo");
command.FinishedExecuting += () => { wait.Set(); };
command.Execute();
wait.WaitOne();
stream.Position = 0;
string line = new StreamReader(stream).ReadLine();
Assert.AreEqual("VALUE foo 2 3", line);
stream.Position = line.Length + 2; // reset buffering of stream reader
var buffer = new byte[5];
stream.Read(buffer, 0, 5);
CollectionAssert.AreEqual(new byte[] {1, 2, 3, 13, 10}, buffer);
Assert.AreEqual("END", new StreamReader(stream).ReadLine());
}
public void When_getting_item_that_is_not_in_cache_will_return_empty_result_set()
{
var stream = new MemoryStream();
var command = new GetCommand();
command.SetContext(stream);
command.Init("foo");
command.FinishedExecuting += () => { wait.Set(); };
command.Execute();
wait.WaitOne();
string actual = ReadAll(stream);
Assert.AreEqual("END\r\n", actual);
}
public void When_getting_several_items_where_some_in_cache_and_some_not_will_return_items_that_are_in_cache()
{
Cache["foo0"] = new CachedItem
{Buffer = new byte[] {1, 2, 3}, Flags = 2, Key = "foo0", ExpiresAt = SystemTime.Now().AddDays(1)};
Cache["foo2"] = new CachedItem
{Buffer = new byte[] {1, 2, 3}, Flags = 2, Key = "foo2", ExpiresAt = SystemTime.Now().AddDays(1)};
var stream = new MemoryStream();
var command = new GetCommand();
command.SetContext(stream);
command.Init("foo0", "foo1", "foo2");
command.FinishedExecuting += () => { wait.Set(); };
command.Execute();
wait.WaitOne();
stream.Position = 0;
int currentPos = 0;
for (int i = 0; i < 3; i++)
{
if (i == 1)
continue;
string line = new StreamReader(stream).ReadLine();
Assert.AreEqual("VALUE foo" + i + " 2 3", line);
stream.Position = currentPos + line.Length + 2; // reset buffering of stream reader
var buffer = new byte[5];
stream.Read(buffer, 0, 5);
CollectionAssert.AreEqual(new byte[] {1, 2, 3, 13, 10}, buffer);
currentPos = (int) stream.Position;
}
Assert.AreEqual("END", new StreamReader(stream).ReadLine());
}