trunk/testsuite/Test22.pas

(*
 *  IBX Test suite. This program is used to test the IBX non-visual
 *  components and provides a semi-automated pass/fail check for each test.
 *
 *  The contents of this file are subject to the Initial Developer's
 *  Public License Version 1.0 (the "License"); you may not use this
 *  file except in compliance with the License. You may obtain a copy
 *  of the License here:
 *
 *    http://www.firebirdsql.org/index.php?op=doc&id=idpl
 *
 *  Software distributed under the License is distributed on an "AS
 *  IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 *  implied. See the License for the specific language governing rights
 *  and limitations under the License.
 *
 *  The Initial Developer of the Original Code is Tony Whyman.
 *
 *  The Original Code is (C) 2021 Tony Whyman, MWA Software
 *  (http://www.mwasoftware.co.uk).
 *
 *  All Rights Reserved.
 *
 *  Contributor(s): ______________________________________.
 *
*)      
unit Test22;

{$mode objfpc}{$H+}

{Test 22: TIBUpdate Tests}

{ This test uses TIBUpdate to allow a list of database users to be presented
  as a table and edited using normal insert/edit/delete/post methods.
}

interface

uses
  Classes, SysUtils,   TestApplication, IBXTestBase, DB, IB, IBSQL, IBUpdate,
  IBQuery, IBCustomDataset;

const
  aTestID    = '22';
  aTestTitle = 'TIBUpdate Tests';

type

{ TTest22 }

  TTest22 = class(TIBXTestBase)
  private
    FIBUpdate: TIBUpdate;
    ExecDDL: TIBSQL;
    procedure UserListAfterInsert(DataSet: TDataSet);
    procedure UpdateUsersApplyUpdates(Sender: TObject; UpdateKind: TUpdateKind;
      Params: ISQLParams);
  protected
    procedure CreateObjects(Application: TTestApplication); override;
    function GetTestID: AnsiString; override;
    function GetTestTitle: AnsiString; override;
    procedure InitTest; override;
    function SkipTest: boolean; override;
  public
    procedure RunTest(CharSet: AnsiString; SQLDialect: integer); override;
  end;


implementation

uses IBUtils;

const
  UsersQuery =
    'Select A.SEC$DESCRIPTION, Trim(A.SEC$PLUGIN) as SEC$PLUGIN, A.SEC$ADMIN, '+
    'A.SEC$ACTIVE, Trim(A.SEC$USER_NAME) as SEC$USER_NAME, '+
    'Trim(A.SEC$FIRST_NAME) as SEC$FIRST_NAME, '+
    'Trim(A.SEC$MIDDLE_NAME) as SEC$MIDDLE_NAME, '+
    'Trim(A.SEC$LAST_NAME) as SEC$LAST_NAME, '+
    'cast(NULL as VarChar(32)) as SEC$PASSWORD, '+
    'case when Count(B.MON$ATTACHMENT_ID) > 0 then true else false end as LoggedIn, '+
    'case When C.SEC$USER is not null then true else false end as DBCreator '+
    'From SEC$USERS A '+
    'Left Outer Join MON$ATTACHMENTS B '+
    'On A.SEC$USER_NAME = B.MON$USER '+
    'Left Outer Join SEC$DB_CREATORS  C on C.SEC$USER = A.SEC$USER_NAME';
  UsersQueryGroupBy =
    'Group By A.SEC$DESCRIPTION, A.SEC$PLUGIN, A.SEC$ADMIN, '+
    'A.SEC$ACTIVE, A.SEC$USER_NAME, A.SEC$MIDDLE_NAME, '+
    'A.SEC$FIRST_NAME, A.SEC$LAST_NAME, C.SEC$USER';

{ TTest22 }

procedure TTest22.UserListAfterInsert(DataSet: TDataSet);
begin
  DataSet.FieldByName('SEC$ADMIN').AsBoolean := false;
  DataSet.FieldByName('SEC$ACTIVE').AsBoolean := false;
  DataSet.FieldByName('DBCreator').AsBoolean := false;
  DataSet.FieldByName('SEC$PLUGIN').AsString := 'Srp';
  DataSet.FieldByName('SEC$PASSWORD').Clear;
end;

procedure TTest22.UpdateUsersApplyUpdates(Sender: TObject;
  UpdateKind: TUpdateKind; Params: ISQLParams);

var UserName: string;

  function FormatStmtOptions: string;
  var Param: ISQLParam;
  begin
    Result := UserName;
    Param := Params.ByName('SEC$PASSWORD');
    if (Param <> nil) and not Param.IsNull  then
      Result += ' PASSWORD ''' + SQLSafeString(Param.AsString) + '''';
    Param := Params.ByName('SEC$FIRST_NAME');
    if Param <> nil then
      Result += ' FIRSTNAME ''' + SQLSafeString(Param.AsString) + '''';
    Param := Params.ByName('SEC$MIDDLE_NAME');
    if Param <> nil then
      Result += ' MIDDLENAME ''' + SQLSafeString(Param.AsString) + '''';
    Param := Params.ByName('SEC$LAST_NAME');
    if Param <> nil then
      Result += ' LASTNAME ''' + SQLSafeString(Param.AsString) + '''';
    Param := Params.ByName('SEC$ACTIVE');
    if Param <> nil then
    begin
      if Param.AsBoolean then
        Result += ' ACTIVE'
      else
        Result += ' INACTIVE';
    end;
    Param := Params.ByName('SEC$PLUGIN');
    if Param <> nil then
      Result += ' USING PLUGIN ' + QuoteIdentifierIfNeeded((Sender as TIBUpdate).DataSet.Database.SQLDialect,Param.AsString);
  end;

  function GetAlterPasswordStmt: string;
  var Param: ISQLParam;
  begin
    Result := '';
    Param := Params.ByName('SEC$PASSWORD');
    if (UpdateKind = ukModify) and not Param.IsNull then
    begin
      Result := 'ALTER USER ' + UserName +
          ' PASSWORD ''' + SQLSafeString(Param.AsString) + '''';
      Param := Params.ByName('SEC$PLUGIN');
     if Param <> nil then
       Result += ' USING PLUGIN ' + QuoteIdentifierIfNeeded((Sender as TIBUpdate).DataSet.Database.SQLDialect,Param.AsString);
    end;
  end;

begin
  UserName := Trim(Params.ByName('SEC$USER_NAME').AsString);
  {non SYSDBA user not an RDB$ADMIN can only change their password}
  if (Owner.GetUserName <> 'SYSDBA') and (RoleName <> 'RDB$ADMIN') then
  begin
   ExecDDL.SQL.Text := GetAlterPasswordStmt;
   if ExecDDL.SQL.Text <> '' then
     ExecDDL.ExecQuery;
   Exit;
  end;

  case UpdateKind of
  ukInsert:
      ExecDDL.SQL.Text := 'CREATE USER ' + FormatStmtOptions;
  ukModify:
      ExecDDL.SQL.Text := 'ALTER USER ' + FormatStmtOptions;
  ukDelete:
    ExecDDL.SQL.Text := 'DROP USER ' + UserName;
  end;
  ExecDDL.ExecQuery;

  if UpdateKind = ukInsert then
  begin
    {if new user is also given the admin role then we need to add this}
    if Params.ByName('SEC$ADMIN').AsBoolean then
    begin
      ExecDDL.SQL.Text := 'ALTER USER ' + UserName + ' GRANT ADMIN ROLE';
      ExecDDL.ExecQuery;
    end;
    if Params.ByName('DBCreator').AsBoolean then
    begin
      ExecDDL.SQL.Text := 'GRANT CREATE DATABASE TO USER ' + UserName;
      ExecDDL.ExecQuery;
    end
    else
    begin
      ExecDDL.SQL.Text := 'REVOKE CREATE DATABASE FROM USER ' + UserName;
      ExecDDL.ExecQuery;
    end;
  end
  else
  if UpdateKind = ukModify then
  {Update Admin Role if allowed}
  begin
    if Params.ByName('SEC$ADMIN').AsBoolean and not Params.ByName('OLD_SEC$ADMIN').AsBoolean then
    begin
      ExecDDL.SQL.Text := 'ALTER USER ' + UserName + ' GRANT ADMIN ROLE';
      ExecDDL.ExecQuery;
    end
    else
    if not Params.ByName('SEC$ADMIN').AsBoolean and Params.ByName('OLD_SEC$ADMIN').AsBoolean then
    begin
      ExecDDL.SQL.Text := 'ALTER USER ' + UserName + ' REVOKE ADMIN ROLE';
      ExecDDL.ExecQuery;
    end;

    {Update DB Creator Role}
    if Params.ByName('DBCreator').AsBoolean and not Params.ByName('OLD_DBCreator').AsBoolean then
    begin
      ExecDDL.SQL.Text := 'GRANT CREATE DATABASE TO USER ' + UserName;
      ExecDDL.ExecQuery;
    end
    else
    if not Params.ByName('DBCreator').AsBoolean and Params.ByName('OLD_DBCreator').AsBoolean then
    begin
      ExecDDL.SQL.Text := 'REVOKE CREATE DATABASE FROM USER ' + UserName;
      ExecDDL.ExecQuery;
    end;
  end;
end;

procedure TTest22.CreateObjects(Application: TTestApplication);
begin
  inherited CreateObjects(Application);
  FIBUpdate := TIBUpdate.Create(Application);
  FIBUpdate.RefreshSQL.Text := UsersQuery + ' Where  A.SEC$USER_NAME = :SEC$USER_NAME ' + UsersQueryGroupBy;
  FIBUpdate.OnApplyUpdates := @UpdateUsersApplyUpdates;
  IBQuery.SQL.Text := UsersQuery + ' ' + UsersQueryGroupBy;
  IBQuery.AfterInsert:= @UserListAfterInsert;
  IBQuery.UpdateObject := FIBUpdate;
  IBQuery.AutoCommit := acCommitRetaining;
  ExecDDL := TIBSQL.Create(Application);
  ExecDDL.Database := IBDatabase;
  ExecDDL.Transaction := IBTransaction;
end;

function TTest22.GetTestID: AnsiString;
begin
  Result := aTestID;
end;

function TTest22.GetTestTitle: AnsiString;
begin
  Result := aTestTitle;
end;

procedure TTest22.InitTest;
begin
  inherited InitTest;
  IBDatabase.DatabaseName := Owner.GetEmployeeDatabaseName;
  ReadWriteTransaction;
end;

function TTest22.SkipTest: boolean;
begin
  Result := FirebirdAPI.GetClientMajor < 3;
  if Result then
    writeln(OutFile,'Skipping ',TestTitle);
end;

procedure TTest22.RunTest(CharSet: AnsiString; SQLDialect: integer);
begin
  IBDatabase.Connected := true;
  IBTransaction.Active := true;
  try
     writeln(Outfile,'RoleName = ',RoleName);
     IBQuery.Active := true;
     writeln(Outfile,'User List');
     PrintDataSet(IBQuery);
     writeln(Outfile,'Add a user');
     with IBQuery do
     begin
       Append;
       FieldByName('SEC$USER_NAME').AsString := 'TESTER';
       FieldByName('SEC$FIRST_NAME').AsString := 'Chief';
       FieldByName('SEC$LAST_NAME').AsString := 'Tester';
       FieldByName('SEC$PASSWORD').AsString := 'LetMeIn';
       Post;
       IBTransaction.Commit;
       IBTransaction.Active := true;
       Active := true;
     end;
     writeln(Outfile,'Updated User List');
     PrintDataSet(IBQuery);
     writeln(Outfile,'Modify a User');
     with IBQuery do
     if Locate('SEC$USER_NAME','TESTER',[]) then
     begin
       Edit;
       FieldByName('SEC$MIDDLE_NAME').AsString := 'Database';
       FieldByName('DBCreator').AsBoolean := true;
       Post;
       IBTransaction.Commit;
       IBTransaction.Active := true;
       Active := true;
     end
     else
       writeln(Outfile,'Error: unable to located new user');
     writeln(Outfile,'Updated User List');
     PrintDataSet(IBQuery);
     writeln(Outfile,'Delete a user');
     with IBQuery do
       if Locate('SEC$USER_NAME','TESTER',[]) then
         Delete;
     IBTransaction.Commit;
     IBTransaction.Active := true;
     IBQuery.Active := true;
     writeln(Outfile,'Updated User List');
     PrintDataSet(IBQuery);
  finally
    IBDatabase.ReConnect;
    IBTransaction.Active := true;
    with IBQuery do
    begin {make sure user is removed}
      Active := true;
      if Locate('SEC$USER_NAME','TESTER',[]) then
        Delete;
      IBTransaction.Commit;
    end;
    IBDatabase.Connected := false;
  end;
end;

initialization
  RegisterTest(TTest22);

end.

Revision:	359
Committed:	Tue Dec 7 09:37:32 2021 UTC (2 years, 9 months ago) by tony
Content type:	text/x-pascal
File size:	10154 byte(s)
Log Message:	Fixes Merged
#	User	Rev	Content
1	tony	323	(*
2			* IBX Test suite. This program is used to test the IBX non-visual
3			* components and provides a semi-automated pass/fail check for each test.
4			*
5			* The contents of this file are subject to the Initial Developer's
6			* Public License Version 1.0 (the "License"); you may not use this
7			* file except in compliance with the License. You may obtain a copy
8			* of the License here:
9			*
10			* http://www.firebirdsql.org/index.php?op=doc&id=idpl
11			*
12			* Software distributed under the License is distributed on an "AS
13			* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
14			* implied. See the License for the specific language governing rights
15			* and limitations under the License.
16			*
17			* The Initial Developer of the Original Code is Tony Whyman.
18			*
19			* The Original Code is (C) 2021 Tony Whyman, MWA Software
20			* (http://www.mwasoftware.co.uk).
21			*
22			* All Rights Reserved.
23			*
24			* Contributor(s): ______________________________________.
25			*
26			*)
27	tony	315	unit Test22;
28
29			{$mode objfpc}{$H+}
30
31			{Test 22: TIBUpdate Tests}
32
33			{ This test uses TIBUpdate to allow a list of database users to be presented
34			as a table and edited using normal insert/edit/delete/post methods.
35			}
36
37			interface
38
39			uses
40			Classes, SysUtils, TestApplication, IBXTestBase, DB, IB, IBSQL, IBUpdate,
41			IBQuery, IBCustomDataset;
42
43			const
44			aTestID = '22';
45			aTestTitle = 'TIBUpdate Tests';
46
47			type
48
49			{ TTest22 }
50
51			TTest22 = class(TIBXTestBase)
52			private
53			FIBUpdate: TIBUpdate;
54			ExecDDL: TIBSQL;
55			procedure UserListAfterInsert(DataSet: TDataSet);
56			procedure UpdateUsersApplyUpdates(Sender: TObject; UpdateKind: TUpdateKind;
57			Params: ISQLParams);
58			protected
59			procedure CreateObjects(Application: TTestApplication); override;
60			function GetTestID: AnsiString; override;
61			function GetTestTitle: AnsiString; override;
62			procedure InitTest; override;
63			function SkipTest: boolean; override;
64			public
65			procedure RunTest(CharSet: AnsiString; SQLDialect: integer); override;
66			end;
67
68
69			implementation
70
71			uses IBUtils;
72
73			const
74			UsersQuery =
75			'Select A.SEC$DESCRIPTION, Trim(A.SEC$PLUGIN) as SEC$PLUGIN, A.SEC$ADMIN, '+
76			'A.SEC$ACTIVE, Trim(A.SEC$USER_NAME) as SEC$USER_NAME, '+
77			'Trim(A.SEC$FIRST_NAME) as SEC$FIRST_NAME, '+
78			'Trim(A.SEC$MIDDLE_NAME) as SEC$MIDDLE_NAME, '+
79			'Trim(A.SEC$LAST_NAME) as SEC$LAST_NAME, '+
80			'cast(NULL as VarChar(32)) as SEC$PASSWORD, '+
81			'case when Count(B.MON$ATTACHMENT_ID) > 0 then true else false end as LoggedIn, '+
82			'case When C.SEC$USER is not null then true else false end as DBCreator '+
83			'From SEC$USERS A '+
84			'Left Outer Join MON$ATTACHMENTS B '+
85			'On A.SEC$USER_NAME = B.MON$USER '+
86			'Left Outer Join SEC$DB_CREATORS C on C.SEC$USER = A.SEC$USER_NAME';
87			UsersQueryGroupBy =
88			'Group By A.SEC$DESCRIPTION, A.SEC$PLUGIN, A.SEC$ADMIN, '+
89			'A.SEC$ACTIVE, A.SEC$USER_NAME, A.SEC$MIDDLE_NAME, '+
90			'A.SEC$FIRST_NAME, A.SEC$LAST_NAME, C.SEC$USER';
91
92			{ TTest22 }
93
94			procedure TTest22.UserListAfterInsert(DataSet: TDataSet);
95			begin
96			DataSet.FieldByName('SEC$ADMIN').AsBoolean := false;
97			DataSet.FieldByName('SEC$ACTIVE').AsBoolean := false;
98			DataSet.FieldByName('DBCreator').AsBoolean := false;
99			DataSet.FieldByName('SEC$PLUGIN').AsString := 'Srp';
100			DataSet.FieldByName('SEC$PASSWORD').Clear;
101			end;
102
103			procedure TTest22.UpdateUsersApplyUpdates(Sender: TObject;
104			UpdateKind: TUpdateKind; Params: ISQLParams);
105
106			var UserName: string;
107
108			function FormatStmtOptions: string;
109			var Param: ISQLParam;
110			begin
111			Result := UserName;
112			Param := Params.ByName('SEC$PASSWORD');
113			if (Param <> nil) and not Param.IsNull then
114			Result += ' PASSWORD ''' + SQLSafeString(Param.AsString) + '''';
115			Param := Params.ByName('SEC$FIRST_NAME');
116			if Param <> nil then
117			Result += ' FIRSTNAME ''' + SQLSafeString(Param.AsString) + '''';
118			Param := Params.ByName('SEC$MIDDLE_NAME');
119			if Param <> nil then
120			Result += ' MIDDLENAME ''' + SQLSafeString(Param.AsString) + '''';
121			Param := Params.ByName('SEC$LAST_NAME');
122			if Param <> nil then
123			Result += ' LASTNAME ''' + SQLSafeString(Param.AsString) + '''';
124			Param := Params.ByName('SEC$ACTIVE');
125			if Param <> nil then
126			begin
127			if Param.AsBoolean then
128			Result += ' ACTIVE'
129			else
130			Result += ' INACTIVE';
131			end;
132			Param := Params.ByName('SEC$PLUGIN');
133			if Param <> nil then
134			Result += ' USING PLUGIN ' + QuoteIdentifierIfNeeded((Sender as TIBUpdate).DataSet.Database.SQLDialect,Param.AsString);
135			end;
136
137			function GetAlterPasswordStmt: string;
138			var Param: ISQLParam;
139			begin
140			Result := '';
141			Param := Params.ByName('SEC$PASSWORD');
142			if (UpdateKind = ukModify) and not Param.IsNull then
143			begin
144			Result := 'ALTER USER ' + UserName +
145			' PASSWORD ''' + SQLSafeString(Param.AsString) + '''';
146			Param := Params.ByName('SEC$PLUGIN');
147			if Param <> nil then
148			Result += ' USING PLUGIN ' + QuoteIdentifierIfNeeded((Sender as TIBUpdate).DataSet.Database.SQLDialect,Param.AsString);
149			end;
150			end;
151
152			begin
153			UserName := Trim(Params.ByName('SEC$USER_NAME').AsString);
154			{non SYSDBA user not an RDB$ADMIN can only change their password}
155			if (Owner.GetUserName <> 'SYSDBA') and (RoleName <> 'RDB$ADMIN') then
156			begin
157			ExecDDL.SQL.Text := GetAlterPasswordStmt;
158			if ExecDDL.SQL.Text <> '' then
159			ExecDDL.ExecQuery;
160			Exit;
161			end;
162
163			case UpdateKind of
164			ukInsert:
165			ExecDDL.SQL.Text := 'CREATE USER ' + FormatStmtOptions;
166			ukModify:
167			ExecDDL.SQL.Text := 'ALTER USER ' + FormatStmtOptions;
168			ukDelete:
169			ExecDDL.SQL.Text := 'DROP USER ' + UserName;
170			end;
171			ExecDDL.ExecQuery;
172
173			if UpdateKind = ukInsert then
174			begin
175			{if new user is also given the admin role then we need to add this}
176			if Params.ByName('SEC$ADMIN').AsBoolean then
177			begin
178			ExecDDL.SQL.Text := 'ALTER USER ' + UserName + ' GRANT ADMIN ROLE';
179			ExecDDL.ExecQuery;
180			end;
181	tony	359	if Params.ByName('DBCreator').AsBoolean then
182			begin
183			ExecDDL.SQL.Text := 'GRANT CREATE DATABASE TO USER ' + UserName;
184			ExecDDL.ExecQuery;
185			end
186			else
187			begin
188			ExecDDL.SQL.Text := 'REVOKE CREATE DATABASE FROM USER ' + UserName;
189			ExecDDL.ExecQuery;
190			end;
191	tony	315	end
192			else
193			if UpdateKind = ukModify then
194			{Update Admin Role if allowed}
195			begin
196			if Params.ByName('SEC$ADMIN').AsBoolean and not Params.ByName('OLD_SEC$ADMIN').AsBoolean then
197			begin
198			ExecDDL.SQL.Text := 'ALTER USER ' + UserName + ' GRANT ADMIN ROLE';
199			ExecDDL.ExecQuery;
200			end
201			else
202			if not Params.ByName('SEC$ADMIN').AsBoolean and Params.ByName('OLD_SEC$ADMIN').AsBoolean then
203			begin
204			ExecDDL.SQL.Text := 'ALTER USER ' + UserName + ' REVOKE ADMIN ROLE';
205			ExecDDL.ExecQuery;
206	tony	359	end;
207
208			{Update DB Creator Role}
209			if Params.ByName('DBCreator').AsBoolean and not Params.ByName('OLD_DBCreator').AsBoolean then
210			begin
211			ExecDDL.SQL.Text := 'GRANT CREATE DATABASE TO USER ' + UserName;
212			ExecDDL.ExecQuery;
213	tony	315	end
214	tony	359	else
215			if not Params.ByName('DBCreator').AsBoolean and Params.ByName('OLD_DBCreator').AsBoolean then
216			begin
217			ExecDDL.SQL.Text := 'REVOKE CREATE DATABASE FROM USER ' + UserName;
218			ExecDDL.ExecQuery;
219			end;
220	tony	315	end;
221			end;
222
223			procedure TTest22.CreateObjects(Application: TTestApplication);
224			begin
225			inherited CreateObjects(Application);
226			FIBUpdate := TIBUpdate.Create(Application);
227			FIBUpdate.RefreshSQL.Text := UsersQuery + ' Where A.SEC$USER_NAME = :SEC$USER_NAME ' + UsersQueryGroupBy;
228			FIBUpdate.OnApplyUpdates := @UpdateUsersApplyUpdates;
229			IBQuery.SQL.Text := UsersQuery + ' ' + UsersQueryGroupBy;
230			IBQuery.AfterInsert:= @UserListAfterInsert;
231			IBQuery.UpdateObject := FIBUpdate;
232			IBQuery.AutoCommit := acCommitRetaining;
233			ExecDDL := TIBSQL.Create(Application);
234			ExecDDL.Database := IBDatabase;
235			ExecDDL.Transaction := IBTransaction;
236			end;
237
238			function TTest22.GetTestID: AnsiString;
239			begin
240			Result := aTestID;
241			end;
242
243			function TTest22.GetTestTitle: AnsiString;
244			begin
245			Result := aTestTitle;
246			end;
247
248			procedure TTest22.InitTest;
249			begin
250			inherited InitTest;
251			IBDatabase.DatabaseName := Owner.GetEmployeeDatabaseName;
252			ReadWriteTransaction;
253			end;
254
255			function TTest22.SkipTest: boolean;
256			begin
257			Result := FirebirdAPI.GetClientMajor < 3;
258			if Result then
259			writeln(OutFile,'Skipping ',TestTitle);
260			end;
261
262			procedure TTest22.RunTest(CharSet: AnsiString; SQLDialect: integer);
263			begin
264			IBDatabase.Connected := true;
265			IBTransaction.Active := true;
266			try
267			writeln(Outfile,'RoleName = ',RoleName);
268			IBQuery.Active := true;
269			writeln(Outfile,'User List');
270			PrintDataSet(IBQuery);
271			writeln(Outfile,'Add a user');
272			with IBQuery do
273			begin
274			Append;
275			FieldByName('SEC$USER_NAME').AsString := 'TESTER';
276			FieldByName('SEC$FIRST_NAME').AsString := 'Chief';
277			FieldByName('SEC$LAST_NAME').AsString := 'Tester';
278			FieldByName('SEC$PASSWORD').AsString := 'LetMeIn';
279			Post;
280			IBTransaction.Commit;
281			IBTransaction.Active := true;
282			Active := true;
283			end;
284			writeln(Outfile,'Updated User List');
285			PrintDataSet(IBQuery);
286			writeln(Outfile,'Modify a User');
287			with IBQuery do
288			if Locate('SEC$USER_NAME','TESTER',[]) then
289			begin
290			Edit;
291			FieldByName('SEC$MIDDLE_NAME').AsString := 'Database';
292			FieldByName('DBCreator').AsBoolean := true;
293			Post;
294			IBTransaction.Commit;
295			IBTransaction.Active := true;
296			Active := true;
297			end
298			else
299			writeln(Outfile,'Error: unable to located new user');
300			writeln(Outfile,'Updated User List');
301			PrintDataSet(IBQuery);
302			writeln(Outfile,'Delete a user');
303			with IBQuery do
304			if Locate('SEC$USER_NAME','TESTER',[]) then
305			Delete;
306			IBTransaction.Commit;
307			IBTransaction.Active := true;
308			IBQuery.Active := true;
309			writeln(Outfile,'Updated User List');
310			PrintDataSet(IBQuery);
311			finally
312			IBDatabase.ReConnect;
313			IBTransaction.Active := true;
314			with IBQuery do
315			begin {make sure user is removed}
316			Active := true;
317			if Locate('SEC$USER_NAME','TESTER',[]) then
318			Delete;
319			IBTransaction.Commit;
320			end;
321			IBDatabase.Connected := false;
322			end;
323			end;
324
325			initialization
326			RegisterTest(TTest22);
327
328			end.
329