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66 lines
1.1 KiB
ObjectPascal
66 lines
1.1 KiB
ObjectPascal
{$mode tp}
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program test_const_objects;
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const
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top2_display_called : integer = 0;
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top3_display_called : integer = 0;
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type
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tobj1 = object
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x,y : integer;
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end;
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tobj2 = object(tobj1)
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z : integer;
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constructor init(ax,ay,az : integer);
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procedure display; virtual;
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end;
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tobj3 = object(tobj2)
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t : integer;
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constructor init(ax,ay,az,at : integer);
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procedure display; virtual;
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end;
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constructor tobj2.init(ax,ay,az : integer);
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begin
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x:=ax;
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y:=ay;
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z:=az;
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end;
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procedure tobj2.display;
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begin
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Writeln(x,' ',y,' ',z);
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inc(top2_display_called);
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end;
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constructor tobj3.init(ax,ay,az,at : integer);
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begin
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x:=ax;
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y:=ay;
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z:=az;
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t:=at;
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end;
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procedure tobj3.display;
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begin
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Writeln(x,' ',y,' ',z,' ',t);
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inc(top3_display_called);
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end;
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const
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Obj1 : Tobj1 = (x : 1; y : 2);
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Obj2 : TObj2 = (x : 3; y : 4; z : 5);
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Obj3 : Tobj3 = (x : 6; y : 7; z : 8; t : 9);
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Obj3b : Tobj3 = (x : 10);
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begin
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Obj2.Display;
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Obj3.Display;
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Obj3b.Display;
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if (top2_display_called<>1) or (top3_display_called<>2) then
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Halt(1);
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end.
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