using System;
using System.Collections.Generic;
namespace UnityEngine.TestTools.Utils
{
///
/// Use these classes to compare two objects of the same type for equality within the range of a given tolerance using NUnit or custom constraints . Call Instance to apply the default calculation error value to the comparison.
///
public class Vector3ComparerWithEqualsOperator : IEqualityComparer
{
private static readonly Vector3ComparerWithEqualsOperator m_Instance = new Vector3ComparerWithEqualsOperator();
///
/// A singleton instance of the comparer with a predefined default error value.
///
public static Vector3ComparerWithEqualsOperator Instance { get { return m_Instance; } }
private Vector3ComparerWithEqualsOperator() {}
///
/// Compares the actual and expected objects for equality using a custom comparison mechanism.
///
/// Expected Vector3 used to compare
/// Actual Vector3 value to test.
/// Returns true if expected and actual objects are equal, otherwise it returns false.
///
///
/// [TestFixture]
/// public class Vector3Test
/// {
/// [Test]
/// public void VerifyThat_TwoVector3ObjectsAreEqual()
/// {
/// var actual = new Vector2(10e-7f, 10e-7f, 10e-7f);
/// var expected = new Vector2(0f, 0f, 0f);
///
/// Assert.That(actual, Is.EqualTo(expected).Using(Vector3ComparerWithEqualsOperator.Instance));
/// }
/// }
///
///
public bool Equals(Vector3 expected, Vector3 actual)
{
return expected == actual;
}
///
/// Serves as the default hash function.
///
/// A not null Vector3 object
/// Returns 0
public int GetHashCode(Vector3 vec3)
{
return 0;
}
}
}