public void Setup()
{
var bogus = new Bogus.Randomizer();
BufferSegment headerBufferSegment = new BufferSegment(Constants.PAGE_SIZE);
var headerPage = HeaderPage.CreateHeaderPage(headerBufferSegment);
BufferSegment bufferSegment = new BufferSegment(Constants.PAGE_SIZE);
PageHeader header = new PageHeader(1, PageType.Data);
header.ToBuffer(bufferSegment.Span, 0);
File.Delete(@"C:\Neuer Ordner\test.db");
PageService pageService = new PageService(FileDiskService.Create(new DatatentSettings()
{
InMemory = false, Path = @"C:\Neuer Ordner\test.db"
}));
_dataService = new DataService(new NopCompressionService(), pageService);
_objects = new List <TestObject>(50);
foreach (var i in Enumerable.Range(0, 50))
{
TestObject testObject = new TestObject();
testObject.IntProp = bogus.Int();
testObject.StringProp = bogus.String2(1000);
_objects.Add(testObject);
}
}
public async Task SimpleInsertAndGetWithCheckpointTest()
{
var bogus = new Bogus.Randomizer();
using BufferSegment headerBufferSegment = new BufferSegment(Constants.PAGE_SIZE);
var headerPage = HeaderPage.CreateHeaderPage(headerBufferSegment);
using BufferSegment bufferSegment = new BufferSegment(Constants.PAGE_SIZE);
PageHeader header = new PageHeader(1, PageType.Data);
header.ToBuffer(bufferSegment.Span, 0);
PageService pageService = new PageService(new InMemoryDiskService());
DataService dataService = new DataService(new NopCompressionService(), pageService);
TestObject testObject = new TestObject();
testObject.IntProp = bogus.Int();
testObject.StringProp = bogus.String2(1000);
var address = await dataService.Insert(testObject);
address.SlotId.ShouldBe((byte)1);
address.PageId.ShouldBe((ushort)1);
await pageService.CheckPoint();
var obj = await dataService.Get <TestObject>(address);
obj.ShouldNotBeNull();
obj.ShouldBe(testObject);
// there should be no second page
var secondPage = await pageService.GetPage <BasePage>(2);
secondPage.ShouldBeNull();
}
public async Task LargeInsertTest()
{
var bogus = new Bogus.Randomizer();
using BufferSegment headerBufferSegment = new BufferSegment(Constants.PAGE_SIZE);
var headerPage = HeaderPage.CreateHeaderPage(headerBufferSegment);
using BufferSegment bufferSegment = new BufferSegment(Constants.PAGE_SIZE);
PageHeader header = new PageHeader(1, PageType.Data);
header.ToBuffer(bufferSegment.Span, 0);
PageService pageService = new PageService(new InMemoryDiskService());
DataService dataService = new DataService(new NopCompressionService(), pageService);
TestObject testObject = new TestObject();
testObject.IntProp = bogus.Int();
testObject.StringProp = bogus.String2(1000);
for (int i = 0; i < 10000; i++)
{
var address = await dataService.Insert(testObject);
address.SlotId.ShouldBeGreaterThan((byte)0);
address.PageId.ShouldBeGreaterThan((byte)0);
if (i > 254)
{
address.PageId.ShouldBeGreaterThan((uint)1);
}
var resObject = await dataService.Get <TestObject>(address);
resObject.ShouldBe(testObject);
}
}
public async Task InsertMaxAmountOfEntriesPerPageTest()
{
var bogus = new Bogus.Randomizer();
using BufferSegment headerBufferSegment = new BufferSegment(Constants.PAGE_SIZE);
var headerPage = HeaderPage.CreateHeaderPage(headerBufferSegment);
using BufferSegment bufferSegment = new BufferSegment(Constants.PAGE_SIZE);
PageHeader header = new PageHeader(1, PageType.Data);
header.ToBuffer(bufferSegment.Span, 0);
PageService pageService = new PageService(new InMemoryDiskService());
DataService dataService = new DataService(new NopCompressionService(), pageService);
for (int i = 0; i < 300; i++)
{
var address = await dataService.Insert("ABC");
address.SlotId.ShouldBeGreaterThan((byte)0);
address.PageId.ShouldBeGreaterThan((byte)0);
if (i > 254)
{
address.PageId.ShouldBeGreaterThan((uint)1);
}
var resObject = await dataService.Get <string>(address);
resObject.ShouldBe("ABC");
}
}
public async void GetFreeDataPageTest_NewPage()
{
using BufferSegment headerBufferSegment = new BufferSegment(Constants.PAGE_SIZE);
var headerPage = HeaderPage.CreateHeaderPage(headerBufferSegment);
using BufferSegment bufferSegment = new BufferSegment(Constants.PAGE_SIZE);
PageHeader header = new PageHeader(0, PageType.Data);
header.ToBuffer(bufferSegment.Span, 0);
PageService pageService = new PageService(new InMemoryDiskService());
await pageService.Init();
var dataPage = await pageService.GetDataPageWithFreeSpace();
var dataPage2 = await pageService.GetDataPageWithFreeSpace();
dataPage.Id.ShouldBe(dataPage2.Id);
}
public async Task SimpleInsertTest()
{
var bogus = new Bogus.Randomizer();
using BufferSegment headerBufferSegment = new BufferSegment(Constants.PAGE_SIZE);
var headerPage = HeaderPage.CreateHeaderPage(headerBufferSegment);
using BufferSegment bufferSegment = new BufferSegment(Constants.PAGE_SIZE);
PageHeader header = new PageHeader(1, PageType.Data);
header.ToBuffer(bufferSegment.Span, 0);
PageService pageService = new PageService(new InMemoryDiskService());
DataService dataService = new DataService(new NopCompressionService(), pageService);
TestObject testObject = new TestObject();
testObject.IntProp = bogus.Int();
testObject.StringProp = bogus.String2(1000);
var address = await dataService.Insert(testObject);
address.SlotId.ShouldBe((byte)1);
address.PageId.ShouldBe((ushort)1);
}
