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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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unit Test21;
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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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{Test 21: Exercise setting and getting of numeric data types}
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interface
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uses
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Classes, SysUtils, TestApplication, FBTestApp, IB;
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type
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{ TTest21 }
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TTest21 = 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 ValidateStrToNumeric;
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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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implementation
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uses IBUtils;
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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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'iType Integer,'+
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'i64Type BIGINT,'+
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'CurrType Numeric(12,4),'+
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'dType DOUBLE PRECISION,'+
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'FixedPoint Numeric(10,6),'+
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'Primary Key (RowID)'+
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')';
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sqlInsert = 'Insert into TestData(RowID,iType,i64Type,CurrType,dType,FixedPoint) Values(?,?,?,?,?,?)';
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{ TTest21 }
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procedure TTest21.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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Statement := Attachment.Prepare(Transaction,sqlInsert);
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ParamInfo(Statement.GetSQLParams);
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with Statement.GetSQLParams do
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begin
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Params[0].AsInteger := 1;
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Params[1].AsString := '101';
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Params[2].AsString := ' 9223372036854775807';
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Params[3].AsString := '10000.1234';
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Params[4].AsString := '9999.123456780';
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Params[5].AsString := '1234567890.12345678';
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end;
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Statement.Execute;
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with Statement.GetSQLParams do
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begin
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Params[0].AsInteger := 2;
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Params[1].AsString := '-32457';
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Params[2].AsString := ' -9223372036854775808 ';
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Params[3].AsString := '+1000001.12';
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Params[4].AsString := '1.7E308';
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Params[5].AsString := '-1234567890.12345678';
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end;
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Statement.Execute;
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with Statement.GetSQLParams do
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begin
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Params[0].AsInteger := 3;
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Params[1].AsString := '0';
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Params[2].AsString := '0';
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Params[3].AsString := '0';
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Params[4].AsString := '0';
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Params[5].AsString := '0';
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end;
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Statement.Execute;
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with Statement.GetSQLParams do
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begin
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Params[0].AsInteger := 4;
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Params[1].AsString := '1.0';
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Params[2].AsString := '10.';
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Params[3].AsString := '2.3E-2';
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Params[4].AsString := '11e-4';
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Params[5].AsString := '2.33456E2';
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end;
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Statement.Execute;
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{error handling}
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with Statement.GetSQLParams do
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try
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Params[0].AsInteger := 5;
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Params[1].AsString := '1,000';
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Statement.Execute;
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except on E: Exception do
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writeln(Outfile,'Expected Error - ',E.Message);
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end;
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with Statement.GetSQLParams do
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try
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Params[0].AsInteger := 6;
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Params[5].AsString := '10.0.0';
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Statement.Execute;
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except on E: Exception do
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writeln(Outfile,'Expected Error - ',E.Message);
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end;
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end;
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procedure TTest21.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_read,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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procedure TTest21.ValidateStrToNumeric;
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const
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TestValues: array of string = ['1234.567','-765.4321','0.1','0.01','+123',
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'1.23456E308','-1.2e-02','10.','.12', '0.12',
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'1.2E1.2', '1,000', '1e1e1', '1.2+3']; {bad syntax}
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var
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i: integer;
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aValue: Int64;
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aScale: integer;
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begin
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for i := 0 to Length(TestValues) - 1 do
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begin
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if TryStrToNumeric(TestValues[i],aValue,aScale) then
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begin
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writeln(Outfile,TestValues[i],' parsed to ',aValue,' scale = ',aScale);
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writeln(Outfile,'As Float = ',NumericToDouble(aValue,aScale));
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end
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else
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writeln(Outfile,'Parsing of ',TestValues[i],' failed');
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end;
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end;
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function TTest21.TestTitle: AnsiString;
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begin
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Result := 'Test 21: Exercise setting and getting of numeric data types';
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end;
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procedure TTest21.RunTest(CharSet: AnsiString; SQLDialect: integer);
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var DPB: IDPB;
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Attachment: IAttachment;
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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.CreateDatabase(Owner.GetNewDatabaseName,DPB);
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try
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Attachment.ExecImmediate([isc_tpb_write,isc_tpb_wait,isc_tpb_consistency],sqlCreateTable);
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ValidateStrToNumeric;
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SetFloatTemplate('#,###.00000000');
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UpdateDatabase(Attachment);
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QueryDatabase(Attachment);
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finally
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Attachment.DropDatabase;
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end;
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end;
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initialization
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RegisterTest(TTest21);
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end.
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