public void TestPageReadFromStreamIsNotWriteable()
{
byte[] pageData = MakeTestPage(1, 1, 0, 0);
var ms = new MemoryStream(pageData);
var p = new BinaryFilePage(ms, 1ul, 16, 2ul, false);
Assert.That(p.IsWriteable, Is.False);
}
public void TestWriteToPage()
{
byte[] pageData = MakeTestPage(1, 1, 0, 0);
var ms = new MemoryStream(pageData);
var p = new BinaryFilePage(ms, 1ul, 16, 2ul, false);
p.MakeWriteable(2ul);
p.SetData(BitConverter.GetBytes(2ul));
// Data should get written into the second buffer
Assert.That(BitConverter.ToUInt64(p.SecondBuffer, 0), Is.EqualTo(2ul));
}
public void TestCreateFromStream()
{
byte[] pageData = MakeTestPage(1, 1, 0, 0);
var ms = new MemoryStream(pageData);
var p = new BinaryFilePage(ms, 1ul, 16, 2ul, false);
Assert.That(p.FirstTransactionId, Is.EqualTo(1ul));
Assert.That(BitConverter.ToUInt64(p.FirstBuffer, 0), Is.EqualTo(1ul));
Assert.That(p.SecondTransactionId, Is.EqualTo(0ul));
Assert.That(BitConverter.ToUInt64(p.SecondBuffer, 0), Is.EqualTo(0ul));
}
public void TestMakePageWriteable()
{
byte[] pageData = MakeTestPage(1, 1, 0, 0);
var ms = new MemoryStream(pageData);
var p = new BinaryFilePage(ms, 1ul, 16, 2ul, false);
p.MakeWriteable(2ul);
// Data in first buffer should be copied to second buffer
Assert.That(p.FirstTransactionId, Is.EqualTo(1ul));
Assert.That(BitConverter.ToUInt64(p.FirstBuffer, 0), Is.EqualTo(1ul));
Assert.That(p.SecondTransactionId, Is.EqualTo(2ul));
Assert.That(BitConverter.ToUInt64(p.SecondBuffer, 0), Is.EqualTo(1ul));
}
public void TestNewPageIsWriteable()
{
var p = new BinaryFilePage(1ul, 16, 1ul);
Assert.That(p.IsWriteable);
}
