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39 lines
1.5 KiB
C#
39 lines
1.5 KiB
C#
using NUnit.Framework;
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using UnityEngine;
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using UnityEngine.EventSystems;
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public class EventTriggerRemoveDuringExecution
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{
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[Test]
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[Description("ArgumentOutOfRange Exception is thrown when removing handler in callback in EventTrigger (case 1401557)")]
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public void EventTrigger_DoesNotThrowExceptionWhenRemovingEventDuringExecution()
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{
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var go = new GameObject();
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var eventTrigger = go.AddComponent<EventTrigger>();
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var eventSystem = go.AddComponent<EventSystem>();
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var entry1 = new EventTrigger.Entry { eventID = EventTriggerType.PointerDown };
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var entry2 = new EventTrigger.Entry { eventID = EventTriggerType.PointerDown };
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bool executed1 = false;
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bool executed2 = false;
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entry1.callback.AddListener(e =>
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{
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executed1 = true;
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eventTrigger.triggers.Remove(entry2);
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});
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entry2.callback.AddListener(e => executed2 = true);
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eventTrigger.triggers.Add(entry1);
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eventTrigger.triggers.Add(entry2);
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Assert.DoesNotThrow(() => eventTrigger.OnPointerDown(new PointerEventData(eventSystem)));
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Assert.True(executed1, "Expected Event 1 to be called but it was not.");
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Assert.False(executed2, "Expected Event 2 to not be called as it was removed by event 1.");
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Assert.That(eventTrigger.triggers, Does.Not.Contains(entry2));
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Assert.That(eventTrigger.triggers, Does.Contain(entry1));
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Object.DestroyImmediate(go);
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}
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}
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