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(* Firebird UDR Support (fbudrtestbed). The fbudr components provide a set of
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* Pascal language bindings for the Firebird API in support of server
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* side User Defined Routines (UDRs). The fbudr package is an extension
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* to the Firebird Pascal API.
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*
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* The contents of this file are subject to the Initial Developer's
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* Public License Version 1.0 (the "License"); you may not use this
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* file except in compliance with the License. You may obtain a copy
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* of the License here:
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*
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* http://www.firebirdsql.org/index.php?op=doc&id=idpl
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing rights
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* and limitations under the License.
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*
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* The Initial Developer of the Original Code is Tony Whyman.
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*
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* The Original Code is (C) 2021 Tony Whyman, MWA Software
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* (http://www.mwasoftware.co.uk).
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*
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* All Rights Reserved.
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*
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* Contributor(s): ______________________________________.
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*
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*)
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unit Test03;
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{$IFDEF MSWINDOWS}
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{$DEFINE WINDOWS}
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{$ENDIF}
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{$IFDEF FPC}
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{$mode delphi}
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{$codepage utf8}
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{$ENDIF}
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interface
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uses
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Classes, SysUtils, TestApplication, FBUDRTestApp, IB, FBUdrPlugin;
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type
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{ TTest03 }
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{Test 03 is used to perform client side testing (UDR engine emulation) for the
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UDR Select procedure declared in udr_test03.pas.}
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TTest03 = class(TFBUDRTestBase)
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private
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procedure DoQuery(Attachment: IAttachment);
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protected
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function GetTestID: AnsiString; override;
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function GetTestTitle: AnsiString; override;
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public
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procedure RunTest(CharSet: AnsiString; SQLDialect: integer); override;
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end;
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implementation
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{ TTest03 }
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procedure TTest03.DoQuery(Attachment: IAttachment);
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var MyTestProc: TExternalProcedureWrapper;
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Transaction: ITransaction;
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Results: IProcedureResults;
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begin
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UDRPlugin.Attachment := Attachment;
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MyTestProc := UDRPlugin.GetExternalProcedure('MYSELECTPROC','','fbudrtests!select_proc');
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try
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writeln(OutFile,'List Employees, salaries and accumulated salary');
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Transaction := Attachment.StartTransaction([isc_tpb_read,isc_tpb_nowait,isc_tpb_concurrency],taCommit);
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Results := MyTestProc.Execute(Transaction);
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while Results.FetchNext do
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begin
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write(OutFile,Results[0].AsString);
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write(OutFile,', Salary = ',Results[1].AsString);
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writeln(Outfile,' Acc Salary = $',Results[2].AsString);
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end;
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writeln(OutFile);
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finally
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MyTestProc.Free;
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end;
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end;
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function TTest03.GetTestID: AnsiString;
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begin
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Result := '03';
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end;
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function TTest03.GetTestTitle: AnsiString;
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begin
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Result := 'UDR Select Procedure Test';
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end;
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const
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DDL: array [0..0] of Ansistring = ('create or alter procedure MySelectProc () '+
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'returns (FullName VarChar(36), '+
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'Salary Numeric(10,2), AccSalary Numeric(10,2) ) as begin SUSPEND; end'
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);
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CleanUpDDL: array [0..0] of Ansistring = ('Drop procedure MySelectProc');
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{The test is run using the employee database. Note that dummy versions of the
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UDR Select Procedure must be declared in the database in order to generate the input
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and output parameter metadata. These are always (re-)defined when the test is
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started and removed at the end.
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}
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procedure TTest03.RunTest(CharSet: AnsiString; SQLDialect: integer);
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var Attachment: IAttachment;
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DPB: IDPB;
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begin
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DPB := FirebirdAPI.AllocateDPB;
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DPB.Add(isc_dpb_user_name).setAsString(Owner.GetUserName);
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DPB.Add(isc_dpb_password).setAsString(Owner.GetPassword);
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DPB.Add(isc_dpb_lc_ctype).setAsString(CharSet);
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DPB.Add(isc_dpb_set_db_SQL_dialect).setAsByte(SQLDialect);
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Attachment := FirebirdAPI.OpenDatabase(Owner.GetEmployeeDatabaseName,DPB);
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try
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ApplyDDL(Attachment,DDL);
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DoQuery(Attachment);
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finally
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ApplyDDL(Attachment,CleanUpDDL);
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Attachment.Disconnect;
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end;
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end;
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initialization
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RegisterTest(TTest03);
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end.
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