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{
Copyright 2017-2017 Michalis Kamburelis.
This file is part of "Castle Game Engine".
"Castle Game Engine" is free software; see the file COPYING.txt,
included in this distribution, for details about the copyright.
"Castle Game Engine" is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
----------------------------------------------------------------------------
}
{ Test X3DFields unit. }
unit TestX3DFields;
interface
uses
Classes, SysUtils, fpcunit, testutils, testregistry, X3DFields, X3DTime;
type
TTestX3DFields = class(TTestCase)
strict private
Counter: Integer;
procedure Check123(Event: TX3DEvent; Value: TX3DField; const Time: TX3DTime);
published
procedure TestNotification;
end;
implementation
uses CastleSceneCore, X3DNodes;
procedure TTestX3DFields.Check123(Event: TX3DEvent; Value: TX3DField; const Time: TX3DTime);
begin
AssertTrue(Value is TSFInt32);
AssertEquals(123, (Value as TSFInt32).Value);
Inc(Counter);
end;
procedure TTestX3DFields.TestNotification;
var
Scene: TCastleSceneCore;
Node: TX3DRootNode;
E: TSFInt32Event;
begin
{ sending events requires a Scene and Node }
Scene := TCastleSceneCore.Create(nil);
try
Node := TX3DRootNode.Create;
Scene.Load(Node, true);
E := TSFInt32Event.Create(Node, 'my field', true);
try
E.AddNotification(@Check123);
Counter := 0;
E.Send(123);
AssertEquals(1, Counter);
{ adding the same notification callback is OK,
and makes the callback called twice }
E.AddNotification(@Check123);
Counter := 0;
E.Send(123);
AssertEquals(2, Counter);
{ removing the notification removes only 1 copy of it }
E.RemoveNotification(@Check123);
Counter := 0;
E.Send(123);
AssertEquals(1, Counter);
E.RemoveNotification(@Check123);
Counter := 0;
E.Send(123);
AssertEquals(0, Counter);
finally FreeAndNil(E) end;
finally FreeAndNil(Scene) end;
end;
initialization
RegisterTest(TTestX3DFields);
end.
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