Michael Schimmel
113 lines
3.2 KiB
ObjectPascal
113 lines
3.2 KiB
ObjectPascal
unit Myc.Test.Trade.DataServer;
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interface
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uses
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System.SysUtils,
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System.Generics.Collections, // E2003: Added for TList<T>
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DUnitX.TestFramework,
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Myc.Signals,
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Myc.Lazy,
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Myc.Futures,
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Myc.Trade.DataPoint,
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Myc.Trade.DataSeries,
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Myc.Trade.DataServer;
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type
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[TestFixture]
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[IgnoreMemoryLeaks(true)]
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TTest_TABFileServer_Equivalence = class(TObject)
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private
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FServer: IDataServer<TDataPoint<TAskBidItem>>;
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public
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[SetupFixture]
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procedure SetupFixture;
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[Setup]
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procedure Setup;
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[TearDown]
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procedure TearDown;
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[TearDownFixture]
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procedure TearDownFixture;
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[Test]
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procedure Test_ServerReturnsSameDataAs_LoadDataSeries;
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end;
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implementation
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uses
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Myc.TaskManager;
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const
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// The reference data file for this test.
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C_TEST_FILENAME = '\\COFFEE\TickData\Pepperstone\GER40_2025_03.tab_zip';
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// The chunk size for fetching data from the server.
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C_MAX_FETCH = 200;
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{ TTest_TABFileServer_Equivalence }
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procedure TTest_TABFileServer_Equivalence.SetupFixture;
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begin
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// IsMemoryLow := function: Boolean begin exit(false); end;
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// Load the ground truth data using the original LoadDataSeries function.
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// SetupTaskManagerMock;
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TAskBid.ClearCache;
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end;
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procedure TTest_TABFileServer_Equivalence.TearDownFixture;
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begin
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IsMemoryLow := nil;
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end;
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procedure TTest_TABFileServer_Equivalence.Setup;
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begin
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FServer := TTABFileServer.Create(C_TEST_FILENAME);
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end;
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procedure TTest_TABFileServer_Equivalence.TearDown;
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begin
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FServer := nil;
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TAskBid.ClearCache;
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end;
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procedure TTest_TABFileServer_Equivalence.Test_ServerReturnsSameDataAs_LoadDataSeries;
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var
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chunk: array[0..C_MAX_FETCH-1] of TDataPoint<TAskBidItem>;
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Dst: TArray<TDataPoint<TAskBidItem>>;
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i: Int64;
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begin
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var ExpectedData := TAskBid.LoadDataSeries(C_TEST_FILENAME).WaitFor;
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SetLength( Dst, Length( ExpectedData ) );
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var cnt: Int64 := 0;
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var n: Integer;
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while not FServer.IsLiveData.Value and (cnt < Length(Dst)) do
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begin
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n := FServer.GetChunk(chunk);
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if n > 0 then
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Move( chunk[0], dst[cnt], n * sizeof( TDataPoint<TAskBidItem> ) );
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inc( cnt, n );
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end;
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// --- Assertions ---
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// 1. Verify that the total number of records matches.
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Assert.AreEqual(Length(ExpectedData), cnt, 'Data record count mismatch');
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// 2. Verify that the content of each record is identical.
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for n := 0 to High(ExpectedData) div 1000 do
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begin
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i := n * 1000;
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// E2003: Removed assertion for 'Index', as it's not part of the IDataPoint interface.
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// The index is an implementation detail of the faulty ConvertTicks and cannot be tested here.
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Assert.AreEqual(Dst[i].Idx, i, 'Index mismatch ');
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Assert.AreEqual(ExpectedData[i].TimeStamp, Dst[i].Time, 'Timestamp mismatch ');
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Assert.AreEqual(ExpectedData[i].Data.Ask, Dst[i].Data.Ask, 'Ask price mismatch');
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Assert.AreEqual(ExpectedData[i].Data.Bid, Dst[i].Data.Bid, 'Bid price mismatch');
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end;
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end;
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initialization
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TDUnitX.RegisterTestFixture(TTest_TABFileServer_Equivalence);
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end.
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