public void WriteSpeed()
{
var columns = GetQuoteColumns(new Quote());
var s = new Quote
{
Timestamp = 12345,
Bid = 2.4,
Ask = double.MaxValue,
BidSize = 0,
Ex = "qwerty",
Mode = ""
};
var serializer = CreateWriter(columns);
// Act.
var rdrCntx = TestTxLog.TestContext();
var timer = new Stopwatch();
timer.Start();
for (int i = 0; i < 1E7; i++)
{
serializer.Write(s, 0, rdrCntx);
}
timer.Stop();
Console.WriteLine(timer.Elapsed);
Assert.That(timer.Elapsed.Seconds, Is.LessThanOrEqualTo(1));
}
public void Add_distinct_values_only_to_symbo_file(string firstValueSet, string repeatedVals)
{
var tx = TestTxLog.TestContext();
var sym = CreateSymbolColumn(tx);
int rowId = 0;
int writeCount = 0;
// Prepare.
_symrr.Setup(s => s.WriteInt64(It.IsAny <long>(), It.IsAny <long>()))
.Callback((long a, long b) => writeCount++);
foreach (string val in firstValueSet.Split('|'))
{
sym.SetValue(rowId++, val, tx);
}
_symbolCatch.Reset();
// Act.
foreach (string val in repeatedVals.Split('|'))
{
sym.SetValue(rowId++, val, tx);
}
// Verify.
_symrr.Verify(s => s.WriteInt64(It.IsAny <long>(), It.IsAny <long>()),
Times.Exactly(writeCount));
}
public void Ucommited_values_are_not_visible()
{
var tx1 = TestTxLog.TestContext();
var id = CreateIndex(1000 * 16, tx1);
const int key = 71;
id.Add(key, 0, tx1);
Commit(tx1, 1);
var result1 = string.Join("|", id.GetValues(key, tx1).OrderBy(i => i)
.Select(i => i.ToString(CultureInfo.InvariantCulture)));
Assert.That(result1, Is.EqualTo("0"));
// Act.
var pd = DeepClone(tx1);
var vals = Enumerable.Range(1, 10).Select(i => (long)i);
foreach (var val in vals)
{
id.Add(key, val, pd);
}
// Verify.
var result = string.Join("|", id.GetValues(key, pd).OrderBy(i => i)
.Select(i => i.ToString(CultureInfo.InvariantCulture)));
Assert.That(result, Is.EqualTo("0"));
}
public void ShouldWriteToString(string value, int maxLen)
{
var stringCol = CreateStringColumn(maxLen);
var readContext = TestTxLog.TestContext();
stringCol.SetValue(0, value, readContext);
Assert.That(stringCol.GetValue(0, readContext.ReadCache), Is.EqualTo(value));
}
public void Appends_record()
{
var tx = TestTxLog.TestContext();
var sym = CreateSymbolColumn(tx);
// Act.
sym.SetValue(0, "First Value", tx);
_symbolCatch.Reset();
// Verify.
var result = sym.GetValue(0, tx.ReadCache);
Assert.That(result, Is.EqualTo("First Value"));
}
public void Appends_value()
{
var tx = TestTxLog.TestContext();
var id = CreateIndex(1000 * 16, tx);
const int key = 53;
// Act.
var vals = Enumerable.Range(0, 1000).Select(i => (long)i);
foreach (var val in vals)
{
id.Add(key, val, tx);
}
// Verify.
var expected = string.Join("|",
vals.Select(i => i.ToString(CultureInfo.InvariantCulture)));
var result = string.Join("|", id.GetValues(key, tx).OrderBy(i => i)
.Select(i => i.ToString(CultureInfo.InvariantCulture)));
Assert.That(result, Is.EqualTo(expected));
}
