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{ %version=1.1}
{$IFDEF FPC}
{$MODE OBJFPC}
{$ENDIF}
program texception5;
uses
SysUtils;
type
ETestException = class(Exception)
constructor Create;
destructor Destroy; override;
end;
var
exc_destroyed: boolean;
exc : ETestException;
constructor ETestException.Create;
begin
exc_destroyed := false;
exc := Self;
end;
destructor ETestException.Destroy;
begin
inherited;
exc_destroyed := true;
end;
var
exc2: Exception;
begin
// first test, exception should not be freed
try
raise ETestException.Create;
except
exc2 := Exception(AcquireExceptionObject);
if exc <> exc2 then halt(11);
end;
if exc_destroyed then halt(12);
if exc <> exc2 then halt(13);
exc2.Free;
// second test, exception should be freed
try
raise ETestException.Create;
except
exc2 := Exception(AcquireExceptionObject);
if exc <> exc2 then halt(21);
ReleaseExceptionObject;
end;
if not exc_destroyed then halt(22);
// third test, exception should not be freed
try
raise ETestException.Create;
except
AcquireExceptionObject;
AcquireExceptionObject;
ReleaseExceptionObject;
end;
if exc_destroyed then halt(31);
// exception should be freed
try
raise ETestException.Create;
except
AcquireExceptionObject;
AcquireExceptionObject;
ReleaseExceptionObject;
ReleaseExceptionObject;
end;
if not exc_destroyed then halt(41);
// exception should be freed, refcount zeroed when re-raising
try
try
raise ETestException.Create;
except
on e: exception do begin
AcquireExceptionObject;
raise;
end;
end;
except
end;
if not exc_destroyed then halt(51);
// same as before but without explicit block
try
try
raise ETestException.Create;
except
AcquireExceptionObject;
raise;
end;
except
end;
if not exc_destroyed then halt(61);
end.
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