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(* |
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* Firebird Interface (fbintf) Test suite. This program is used to |
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* test the Firebird Pascal Interface and provide a semi-automated |
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* pass/fail check for each test. |
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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) 2016 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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|
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unit Test13; |
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{$IFDEF MSWINDOWS} |
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{$DEFINE WINDOWS} |
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{$ENDIF} |
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|
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{$IFDEF FPC} |
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{$mode delphi} |
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{$codepage UTF8} |
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{$ENDIF} |
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|
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{Test 13: Transaction over two databases} |
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|
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{ |
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The objective of this test is to test multi-database transactions. Two new |
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databases are created and both are populated with a table and data. The data |
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insert uses the same transaction. This is committed. Both are then read back |
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to ensure that the data has been written to both. |
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} |
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|
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|
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interface |
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|
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uses |
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Classes, SysUtils, TestApplication, FBTestApp, IB; |
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|
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type |
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{ TTest13 } |
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|
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TTest13 = class(TFBTestBase) |
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private |
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procedure UpdateDatabase(Attachment: IAttachment); |
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procedure QueryDatabase(Attachment: IAttachment); |
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procedure ModifyDatabase1(Attachment: IAttachment; Transaction: ITransaction); |
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procedure ModifyDatabase2(Attachment: IAttachment; Transaction: ITransaction); |
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public |
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function TestTitle: AnsiString; override; |
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procedure RunTest(CharSet: AnsiString; SQLDialect: integer); override; |
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end; |
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|
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implementation |
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|
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const |
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sqlCreateTable = |
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'Create Table TestData ('+ |
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'RowID Integer not null,'+ |
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'Title VarChar(32) Character Set UTF8,'+ |
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'Notes VarChar(64) Character Set ISO8859_1,'+ |
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'BlobData Blob sub_type 1 Character Set WIN1252, '+ |
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'BlobData2 Blob sub_type 1 Character Set UTF8, '+ |
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'InClear VarChar(16) Character Set OCTETS, '+ |
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'Primary Key(RowID)'+ |
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')'; |
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|
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|
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sqlInsert = 'Insert into TestData(RowID,Title,Notes, BlobData,BlobData2,InClear) Values(:RowID,:Title,:Notes,:BlobData,:BlobData2,:InClear)'; |
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|
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|
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{ TTest13 } |
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|
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procedure TTest13.UpdateDatabase(Attachment: IAttachment); |
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var Transaction: ITransaction; |
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Statement: IStatement; |
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begin |
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Transaction := Attachment.StartTransaction([isc_tpb_write,isc_tpb_nowait,isc_tpb_concurrency],taCommit); |
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|
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Statement := Attachment.PrepareWithNamedParameters(Transaction,sqlInsert); |
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with Statement.GetSQLParams do |
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begin |
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ByName('rowid').AsInteger := 1; |
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{$IFDEF DCC} |
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ByName('title').AsString := UTF8Encode('Blob Test ©€'); |
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ByName('Notes').AsString := UTF8Encode('Écoute moi'); |
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ByName('BlobData').AsString := UTF8Encode('Some German Special Characters like ÖÄÜöäüß'); |
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ByName('BlobData2').AsBlob := Attachment.CreateBlob(Transaction,'TestData','BlobData').SetString(UTF8Encode('Some German Special Characters like ÖÄÜöäüß')); |
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{$ELSE} |
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ByName('title').AsString := 'Blob Test ©€'; |
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ByName('Notes').AsString := 'Écoute moi'; |
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ByName('BlobData').AsString := 'Some German Special Characters like ÖÄÜöäüß'; |
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ByName('BlobData2').AsBlob := Attachment.CreateBlob(Transaction,'TestData','BlobData').SetString('Some German Special Characters like ÖÄÜöäüß'); |
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{$ENDIF} |
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ByName('InClear').AsString := #$01'Test'#$0D#$C3; |
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end; |
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Statement.Execute; |
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end; |
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|
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procedure TTest13.QueryDatabase(Attachment: IAttachment); |
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var Transaction: ITransaction; |
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Statement: IStatement; |
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begin |
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Transaction := Attachment.StartTransaction([isc_tpb_write,isc_tpb_nowait,isc_tpb_concurrency],taCommit); |
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Statement := Attachment.Prepare(Transaction,'Select * from TestData'); |
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ReportResults(Statement); |
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end; |
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|
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procedure TTest13.ModifyDatabase1(Attachment: IAttachment; |
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Transaction: ITransaction); |
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var Statement: IStatement; |
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begin |
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Statement := Attachment.Prepare(Transaction,'Update TestData Set Title = ''Database1'''); |
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Statement.Execute; |
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end; |
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|
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procedure TTest13.ModifyDatabase2(Attachment: IAttachment; |
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Transaction: ITransaction); |
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var Statement: IStatement; |
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begin |
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Statement := Attachment.Prepare(Transaction,'Update TestData Set Title = ''Database2'''); |
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Statement.Execute; |
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end; |
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|
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function TTest13.TestTitle: AnsiString; |
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begin |
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Result := 'Test 13: Transaction over two databases'; |
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end; |
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|
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procedure TTest13.RunTest(CharSet: AnsiString; SQLDialect: integer); |
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var DPB: IDPB; |
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Attachment, Attachment2: IAttachment; |
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Transaction: ITransaction; |
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begin |
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FHexStrings := true; |
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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('UTF8'); |
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DPB.Add(isc_dpb_set_db_SQL_dialect).setAsByte(SQLDialect); |
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Attachment := FirebirdAPI.CreateDatabase(Owner.GetNewDatabaseName,DPB); |
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Attachment.ExecImmediate([isc_tpb_write,isc_tpb_wait,isc_tpb_consistency],sqlCreateTable); |
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|
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writeln(OutFile,'Init Database 1'); |
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UpdateDatabase(Attachment); |
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QueryDatabase(Attachment); |
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|
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{Now create second identical database} |
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|
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Attachment2 := FirebirdAPI.CreateDatabase(Owner.GetSecondNewDatabaseName,DPB); |
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Attachment2.ExecImmediate([isc_tpb_write,isc_tpb_wait,isc_tpb_consistency],sqlCreateTable); |
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|
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writeln(OutFile,'Init Database 2'); |
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UpdateDatabase(Attachment2); |
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QueryDatabase(Attachment2); |
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|
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Transaction := FirebirdAPI.StartTransaction( |
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[Attachment,Attachment2], |
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[isc_tpb_write,isc_tpb_nowait,isc_tpb_concurrency], taCommit); |
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|
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ModifyDatabase1(Attachment,Transaction); |
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ModifyDatabase2(Attachment2,Transaction); |
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|
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Transaction.PrepareForCommit; |
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Transaction.Commit; |
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|
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QueryDatabase(Attachment); |
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QueryDatabase(Attachment2); |
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|
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Attachment.DropDatabase; |
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Attachment2.DropDatabase; |
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|
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end; |
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|
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initialization |
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RegisterTest(TTest13); |
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end. |
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