public void TestSSTableAndBuilder()
{
using var cache = new BlockCache(100);
using var scache = cache.Get(0);
using var ms = new KeepOpenMemoryStream();
using (var builder = new SSTableBuilder(ms, new PlaneDBOptions())) {
for (var i = 0; i < COUNT; ++i)
{
var v = i.ToString();
if (i % 16 != 0)
{
builder.Put(v, v + v + v);
}
if (i % 10 == 0)
{
builder.Put("o" + v, v + v + v);
}
if (i % 20 == 0)
{
builder.Remove("o" + v);
}
}
}
using var table = new SSTable(ms, scache, new PlaneDBOptions());
for (var i = 0; i < COUNT; ++i)
{
var v = i.ToString();
if (i % 16 != 0)
{
Assert.IsTrue(table.ContainsKey(v, out _));
Assert.IsFalse(table.ContainsKey($"nope{v}", out _));
Assert.IsTrue(table.TryGet(v, out var s));
Assert.AreEqual(v + v + v, s);
}
else
{
Assert.IsFalse(table.ContainsKey(v, out _));
Assert.IsFalse(table.ContainsKey($"nope{v}", out _));
Assert.IsFalse(table.TryGet(v, out var s));
Assert.AreEqual(null, s);
}
if (i % 20 == 0)
{
Assert.IsTrue(table.ContainsKey("o" + v, out _));
Assert.IsTrue(table.TryGet("o" + v, out var val));
Assert.IsNull(val);
}
else if (i % 10 == 0)
{
Assert.IsTrue(table.ContainsKey("o" + v, out _));
Assert.IsTrue(table.TryGet("o" + v, out var val));
Assert.AreEqual(v + v + v, val);
}
}
}
public void TestJounalSST()
{
using var cache = new BlockCache(100);
using var scache = cache.Get(0);
using var js = new KeepOpenMemoryStream();
using var ms = new KeepOpenMemoryStream();
using (var journal = new Journal(js, new PlaneDBOptions())) {
for (var i = 0; i < COUNT; ++i)
{
var v = i.ToString();
journal.Put(v, v + v + v);
if (i % 10 == 0)
{
journal.Put("o" + v, v + v + v);
}
if (i % 30 == 0)
{
Assert.IsTrue(journal.Update("o" + v, v + v + v + v));
}
else if (i % 20 == 0)
{
journal.Remove("o" + v);
}
}
}
using (var builder = new SSTableBuilder(ms, new PlaneDBOptions())) {
Journal.ReplayOnto(js, new PlaneDBOptions(), builder);
}
using var table = new SSTable(ms, scache, new PlaneDBOptions());
for (var i = 0; i < COUNT; ++i)
{
var v = i.ToString();
Assert.IsTrue(table.ContainsKey(v, out _));
Assert.IsFalse(table.ContainsKey($"nope{v}", out _));
Assert.IsTrue(table.TryGet(v, out var s));
Assert.AreEqual(v + v + v, s);
if (i % 30 == 0)
{
Assert.IsTrue(table.ContainsKey("o" + v, out _));
Assert.IsTrue(table.TryGet("o" + v, out var val));
Assert.AreEqual(v + v + v + v, val);
}
else if (i % 20 == 0)
{
Assert.IsTrue(table.ContainsKey("o" + v, out _));
Assert.IsTrue(table.TryGet("o" + v, out var val));
Assert.IsNull(val);
}
else if (i % 10 == 0)
{
Assert.IsTrue(table.ContainsKey("o" + v, out _));
Assert.IsTrue(table.TryGet("o" + v, out var val));
Assert.AreEqual(v + v + v, val);
}
}
}
