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27 lines
423 B
ObjectPascal
27 lines
423 B
ObjectPascal
{$ifdef fpc}
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{$mode objfpc}
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{$endif fpc}
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uses
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classes,uimplements8;
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var
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o1 : to1;
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i1,i2 : IInterface;
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begin
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o1:=to1.create;
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o1.fi:=TInterfacedObject.Create;
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i1:=o1;
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i1.QueryInterface(IInterface,i2);
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if i2=nil then
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halt(1);
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o1.fi:=nil;
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i1.QueryInterface(IInterface,i2);
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if i2=nil then
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halt(1);
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o1.free;
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i1.QueryInterface(IInterface,i2);
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if i2=nil then
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halt(1);
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writeln('ok');
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end.
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