public void ScanResume()
{
using (var conn = Create(allowAdmin: true))
{
// only goes up to 3.*, so...
Skip.IfMissingFeature(conn, nameof(RedisFeatures.Scan), x => x.Scan);
var dbId = TestConfig.GetDedicatedDB(conn);
var db = conn.GetDatabase(dbId);
var prefix = Me();
var server = GetServer(conn);
server.FlushDatabase(dbId);
int i;
for (i = 0; i < 100; i++)
{
db.StringSet(prefix + ":" + i, Guid.NewGuid().ToString());
}
var expected = new HashSet <string>();
long snapCursor = 0;
int snapOffset = 0, snapPageSize = 0;
i = 0;
var seq = server.Keys(dbId, prefix + ":*", pageSize: 15);
foreach (var key in seq)
{
if (i == 57)
{
snapCursor = ((IScanningCursor)seq).Cursor;
snapOffset = ((IScanningCursor)seq).PageOffset;
snapPageSize = ((IScanningCursor)seq).PageSize;
Log($"i: {i}, Cursor: {snapCursor}, Offset: {snapOffset}, PageSize: {snapPageSize}");
}
if (i >= 57)
{
expected.Add((string)key);
}
i++;
}
Log($"Expected: 43, Actual: {expected.Count}, Cursor: {snapCursor}, Offset: {snapOffset}, PageSize: {snapPageSize}");
Assert.Equal(43, expected.Count);
Assert.NotEqual(0, snapCursor);
Assert.Equal(15, snapPageSize);
// note: you might think that we can say "hmmm, 57 when using page-size 15 on an empty (flushed) db (so: no skipped keys); that'll be
// offset 12 in the 4th page; you'd be wrong, though; page size doesn't *actually* mean page size; it is a rough analogue for
// page size, with zero guarantees; in this particular test, the first page actually has 19 elements, for example. So: we cannot
// make the following assertion:
// Assert.Equal(12, snapOffset);
seq = server.Keys(dbId, prefix + ":*", pageSize: 15, cursor: snapCursor, pageOffset: snapOffset);
var seqCur = (IScanningCursor)seq;
Assert.Equal(snapCursor, seqCur.Cursor);
Assert.Equal(snapPageSize, seqCur.PageSize);
Assert.Equal(snapOffset, seqCur.PageOffset);
using (var iter = seq.GetEnumerator())
{
var iterCur = (IScanningCursor)iter;
Assert.Equal(snapCursor, iterCur.Cursor);
Assert.Equal(snapOffset, iterCur.PageOffset);
Assert.Equal(snapCursor, seqCur.Cursor);
Assert.Equal(snapOffset, seqCur.PageOffset);
Assert.True(iter.MoveNext());
Assert.Equal(snapCursor, iterCur.Cursor);
Assert.Equal(snapOffset, iterCur.PageOffset);
Assert.Equal(snapCursor, seqCur.Cursor);
Assert.Equal(snapOffset, seqCur.PageOffset);
Assert.True(iter.MoveNext());
Assert.Equal(snapCursor, iterCur.Cursor);
Assert.Equal(snapOffset + 1, iterCur.PageOffset);
Assert.Equal(snapCursor, seqCur.Cursor);
Assert.Equal(snapOffset + 1, seqCur.PageOffset);
}
int count = 0;
foreach (var key in seq)
{
expected.Remove((string)key);
count++;
}
Assert.Empty(expected);
Assert.Equal(43, count);
}
}
public void Simple()
{
using (var conn = Create())
{
var server = conn.GetServer(TestConfig.Current.PrimaryServerAndPort);
var script = LuaScript.Prepare("return redis.call('get', @key)");
var loaded = script.Load(server);
var key = Me();
var session = new ProfilingSession();
conn.RegisterProfiler(() => session);
var dbId = TestConfig.GetDedicatedDB();
var db = conn.GetDatabase(dbId);
db.StringSet(key, "world");
var result = db.ScriptEvaluate(script, new { key = (RedisKey)key });
Assert.Equal("world", result.AsString());
var loadedResult = db.ScriptEvaluate(loaded, new { key = (RedisKey)key });
Assert.Equal("world", loadedResult.AsString());
var val = db.StringGet(key);
Assert.Equal("world", val);
var s = (string)db.Execute("ECHO", "fii");
Assert.Equal("fii", s);
var cmds = session.FinishProfiling();
var i = 0;
foreach (var cmd in cmds)
{
Log("Command {0} (DB: {1}): {2}", i++, cmd.Db, cmd?.ToString()?.Replace("\n", ", "));
}
var all = string.Join(",", cmds.Select(x => x.Command));
Assert.Equal("SET,EVAL,EVALSHA,GET,ECHO", all);
Log("Checking for SET");
var set = cmds.SingleOrDefault(cmd => cmd.Command == "SET");
Assert.NotNull(set);
Log("Checking for GET");
var get = cmds.SingleOrDefault(cmd => cmd.Command == "GET");
Assert.NotNull(get);
Log("Checking for EVAL");
var eval = cmds.SingleOrDefault(cmd => cmd.Command == "EVAL");
Assert.NotNull(eval);
Log("Checking for EVALSHA");
var evalSha = cmds.SingleOrDefault(cmd => cmd.Command == "EVALSHA");
Assert.NotNull(evalSha);
Log("Checking for ECHO");
var echo = cmds.SingleOrDefault(cmd => cmd.Command == "ECHO");
Assert.NotNull(echo);
Assert.Equal(5, cmds.Count());
Assert.True(set.CommandCreated <= eval.CommandCreated);
Assert.True(eval.CommandCreated <= evalSha.CommandCreated);
Assert.True(evalSha.CommandCreated <= get.CommandCreated);
AssertProfiledCommandValues(set, conn, dbId);
AssertProfiledCommandValues(get, conn, dbId);
AssertProfiledCommandValues(eval, conn, dbId);
AssertProfiledCommandValues(evalSha, conn, dbId);
AssertProfiledCommandValues(echo, conn, dbId);
}
}
