Test suite results for test file webtbs/tw2421.pp

Test run data :

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Test file "webtbs/tw2421.pp" information:

t_id 953
t_adddate 2003/10/03
t_result 0
t_knownrunerror 0

Detailed test run results:

Record count: 50

Total = 50

OK=50 Percentage= 100.00

Source:

{ Source provided for Free Pascal Bug Report 2421 }
{ Submitted by "N. Hug" on  2003-03-16 }
{ e-mail: hug__@t-online.de }
PROGRAM Bug;

{$ifdef fpc}{$MODE DELPHI}{$endif}

TYPE  TTestEvent =PROCEDURE OF OBJECT;

TYPE  TTest      =CLASS
                    FOnTest   :TTestEvent;
                    PROPERTY OnTest:TTestEvent READ FOnTest WRITE FOnTest;
                  END;


TYPE  THost      =CLASS
                  PRIVATE
                    FTest :TTest;
                    PROCEDURE DoTest;

                  PUBLIC
                    CONSTRUCTOR Create;
                  END;


PROCEDURE THost.DoTest;
BEGIN
  // Accessing instance data results in a crash.
  // It shows that SELF is not properly set.
  IF FTest = NIL THEN begin
  END;
END;


CONSTRUCTOR THost.Create;
BEGIN
  INHERITED;

  FTest := TTest.Create;

  // Buggy code:
  FTest.OnTest := DoTest;

  // Non buggy alternatives:
  // FTest.OnTest  := SELF.DoTest;
  // FTest.FOnTest := DoTest;

  // Now call it.
  FTest.OnTest;
END;



VAR  M     :THost;

BEGIN
  M := THost.Create;
  M.Free;
END.

Link to SVN view of webtbs/tw2421.pp source.