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VFXAttributeTests.cs
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VFXAttributeTests.cs
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#if !UNITY_EDITOR_OSX || MAC_FORCE_TESTS
using NUnit.Framework;
using System;
using System.Collections.Generic;
using System.Linq;
using UnityEngine;
using UnityEngine.Experimental.VFX;
using Object = UnityEngine.Object;
namespace UnityEditor.VFX.Test
{
[TestFixture]
public class VFXAttributeTests
{
private abstract class ContextTest : VFXContext
{
protected ContextTest(VFXContextType type) : base(type, VFXDataType.kParticle, VFXDataType.kParticle)
{}
public override IEnumerable<VFXAttributeInfo> attributes
{
get { return attributeInfos; }
}
public List<VFXAttributeInfo> attributeInfos = new List<VFXAttributeInfo>();
}
private class ContextTestInit : ContextTest
{
public ContextTestInit() : base(VFXContextType.kInit) {}
}
private class ContextTestOutput : ContextTest
{
public ContextTestOutput() : base(VFXContextType.kOutput) {}
}
private VFXAttribute Attrib1 = new VFXAttribute("attrib1", VFXValueType.Float);
private VFXAttribute Attrib2 = new VFXAttribute("attrib2", VFXValueType.Float2);
private VFXAttribute Attrib3 = new VFXAttribute("attrib3", VFXValueType.Float3);
private void TestAttributes(Action<VFXGraph> init, Action<VFXData> test)
{
var graph = ScriptableObject.CreateInstance<VFXGraph>();
var initCtx = ScriptableObject.CreateInstance<ContextTestInit>();
var outputCtx = ScriptableObject.CreateInstance<ContextTestOutput>();
graph.AddChild(initCtx);
graph.AddChild(outputCtx);
initCtx.LinkTo(outputCtx);
if (init != null)
init(graph);
var models = new HashSet<ScriptableObject>();
graph.CollectDependencies(models);
var data = models.OfType<VFXData>().First();
data.CollectAttributes();
test(data);
}
[Test]
public void TestNoAttributes()
{
TestAttributes(
null,
(data) => Assert.AreEqual(0, data.GetNbAttributes()));
}
[Test]
public void TestSimpleAttributes()
{
TestAttributes(
(graph) =>
{
((ContextTest)graph[0]).attributeInfos.Add(new VFXAttributeInfo(Attrib1, VFXAttributeMode.Write));
((ContextTest)graph[0]).attributeInfos.Add(new VFXAttributeInfo(Attrib2, VFXAttributeMode.ReadWrite));
((ContextTest)graph[1]).attributeInfos.Add(new VFXAttributeInfo(Attrib1, VFXAttributeMode.Read));
((ContextTest)graph[1]).attributeInfos.Add(new VFXAttributeInfo(Attrib3, VFXAttributeMode.Read));
},
(data) =>
{
Assert.AreEqual(3, data.GetNbAttributes());
Assert.AreEqual(VFXAttributeMode.ReadWrite, data.GetAttributeMode(Attrib1));
Assert.AreEqual(VFXAttributeMode.ReadWrite, data.GetAttributeMode(Attrib2));
Assert.AreEqual(VFXAttributeMode.Read, data.GetAttributeMode(Attrib3));
});
}
private class BlockTest : VFXBlock
{
public override VFXContextType compatibleContexts { get { return VFXContextType.kNone; } }
public override VFXDataType compatibleData { get { return VFXDataType.kNone; } }
public override IEnumerable<VFXAttributeInfo> attributes
{
get
{
yield return new VFXAttributeInfo(VFXAttribute.Age, VFXAttributeMode.Read);
yield return new VFXAttributeInfo(VFXAttribute.Age, VFXAttributeMode.Write);
yield return new VFXAttributeInfo(VFXAttribute.Lifetime, VFXAttributeMode.Read);
yield return new VFXAttributeInfo(VFXAttribute.Lifetime, VFXAttributeMode.Read);
yield return new VFXAttributeInfo(VFXAttribute.Mass, VFXAttributeMode.ReadWrite);
}
}
}
[Test]
public void TestMergedAttributes()
{
var block = ScriptableObject.CreateInstance<BlockTest>();
List<VFXAttributeInfo> blockAttributes = block.mergedAttributes.ToList();
Assert.AreEqual(3, blockAttributes.Count);
Assert.IsFalse(blockAttributes.Exists(a => a.Equals(new VFXAttributeInfo(VFXAttribute.Age, VFXAttributeMode.Read))));
Assert.IsFalse(blockAttributes.Exists(a => a.Equals(new VFXAttributeInfo(VFXAttribute.Age, VFXAttributeMode.Write))));
Assert.IsTrue(blockAttributes.Exists(a => a.Equals(new VFXAttributeInfo(VFXAttribute.Age, VFXAttributeMode.ReadWrite))));
Assert.IsTrue(blockAttributes.Exists(a => a.Equals(new VFXAttributeInfo(VFXAttribute.Lifetime, VFXAttributeMode.Read))));
Assert.IsTrue(blockAttributes.Exists(a => a.Equals(new VFXAttributeInfo(VFXAttribute.Mass, VFXAttributeMode.ReadWrite))));
}
[Test]
public void SetAttribute_Default_Value_Is_Taken_Into_Account_Alpha()
{
var setAttribute = ScriptableObject.CreateInstance<Block.SetAttribute>();
setAttribute.SetSettingValue("attribute", "alpha");
var alphaReference = (float)VFXAttribute.Alpha.value.GetContent();
Assert.AreNotEqual(0.0f, alphaReference);
var alphaValue = (float)setAttribute.inputSlots[0].value;
Assert.AreEqual(alphaReference, alphaValue);
}
[Test]
public void SetAttribute_Default_Value_Is_Taken_Into_Account_Scale()
{
var setAttribute = ScriptableObject.CreateInstance<Block.SetAttribute>();
setAttribute.SetSettingValue("attribute", "scale"); //variadic
var scaleReference = new Vector3((float)VFXAttribute.ScaleX.value.GetContent(), (float)VFXAttribute.ScaleY.value.GetContent(), (float)VFXAttribute.ScaleZ.value.GetContent());
Assert.AreNotEqual(0.0f, scaleReference.x);
Assert.AreNotEqual(0.0f, scaleReference.y);
Assert.AreNotEqual(0.0f, scaleReference.z);
var scaleValue = (Vector3)setAttribute.inputSlots[0].value;
Assert.AreEqual(scaleReference.x, scaleValue.x);
Assert.AreEqual(scaleReference.y, scaleValue.y);
Assert.AreEqual(scaleReference.z, scaleValue.z);
}
}
}
#endif