public void LargeDataSetGetTest()
{
string path = Path.GetFullPath ("TestData\\LargeDataSetGetTest");
int totalSize = 0;
int num_items = 500;
var timer = new Stopwatch ();
using (var db = new KeyValueStore(path)) {
db.Truncate ();
// Generate a data value that is larger than the block size.
var value = ByteArray.Random (Config.SortedBlockSize + 256);
// Do it enough times to ensure a roll-over
for (int i = 0; i < num_items; i++) {
var key = BitConverter.GetBytes (i);
db.Set (key, value.InternalBytes);
totalSize += value.InternalBytes.Length;
}
timer.Start ();
for (int i = 0; i < num_items; i++) {
var key = BitConverter.GetBytes (i);
Assert.AreEqual (value.InternalBytes, db.Get (key));
}
timer.Stop ();
Console.WriteLine ("Randomized read throughput of {0} MB/s (avg {1} ms per lookup)", (double)totalSize / timer.Elapsed.TotalSeconds / (1024.0 * 1024.0), (double)timer.Elapsed.TotalSeconds / (double)num_items);
}
}
public void TestLargeAndSmallOddWrites()
{
string path = Path.GetFullPath ("TestData\\TestLargeAndSmallInterlacedWrites");
using (var db = new KeyValueStore(path)) {
db.Truncate ();
// Create a random set of keybytes
List<byte[]> keys = new List<byte[]> ();
for (int i = 0; i < 10; i++) keys.Add (Key.Random (10).KeyBytes);
// Set Odds to large
for (int i = 0; i < keys.Count; i++) {
var k = keys [i];
var v = ((i & 1) == 1) ? GenerateBlock (Config.MaxLargeValueSize - 100) : GenerateBlock (10);
db.Set (k, v);
}
// Now check the results
for (int i = 0; i < keys.Count; i++) {
var k = keys [i];
var v = db.Get (k);
CheckBlock (v);
if ((i & 1) == 0) Assert.Less (v.Length, 100, " i = {0} should be small, but size={1}", i, v.Length); else Assert.Greater (v.Length, 100, " i = {0} should be large, but size={1}", i, v.Length);
}
}
}
