175 lines
9.0 KiB
C#
175 lines
9.0 KiB
C#
/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSimulator Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using NUnit.Framework;
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using NUnit.Framework.SyntaxHelpers;
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using OpenMetaverse;
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using OpenSim.Tests.Common;
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namespace OpenSim.Framework.Tests
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{
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[TestFixture]
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public class UtilTests
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{
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[Test]
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public void VectorOperationTests()
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{
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Vector3 v1, v2;
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double expectedDistance;
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double expectedMagnitude;
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double lowPrecisionTolerance = 0.001;
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//Lets test a simple case of <0,0,0> and <5,5,5>
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{
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v1 = new Vector3(0, 0, 0);
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v2 = new Vector3(5, 5, 5);
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expectedDistance = 8.66;
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Assert.That(Util.GetDistanceTo(v1, v2),
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new DoubleToleranceConstraint(expectedDistance, lowPrecisionTolerance),
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"Calculated distance between two vectors was not within tolerances.");
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expectedMagnitude = 0;
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Assert.That(Util.GetMagnitude(v1), Is.EqualTo(0), "Magnitude of null vector was not zero.");
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expectedMagnitude = 8.66;
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Assert.That(Util.GetMagnitude(v2),
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new DoubleToleranceConstraint(expectedMagnitude, lowPrecisionTolerance),
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"Magnitude of vector was incorrect.");
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TestDelegate d = delegate() { Util.GetNormalizedVector(v1); };
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bool causesArgumentException = TestHelper.AssertThisDelegateCausesArgumentException(d);
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Assert.That(causesArgumentException, Is.True,
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"Getting magnitude of null vector did not cause argument exception.");
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Vector3 expectedNormalizedVector = new Vector3(.577f, .577f, .577f);
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double expectedNormalizedMagnitude = 1;
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Vector3 normalizedVector = Util.GetNormalizedVector(v2);
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Assert.That(normalizedVector,
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new VectorToleranceConstraint(expectedNormalizedVector, lowPrecisionTolerance),
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"Normalized vector generated from vector was not what was expected.");
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Assert.That(Util.GetMagnitude(normalizedVector),
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new DoubleToleranceConstraint(expectedNormalizedMagnitude, lowPrecisionTolerance),
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"Normalized vector generated from vector does not have magnitude of 1.");
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}
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//Lets test a simple case of <0,0,0> and <0,0,0>
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{
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v1 = new Vector3(0, 0, 0);
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v2 = new Vector3(0, 0, 0);
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expectedDistance = 0;
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Assert.That(Util.GetDistanceTo(v1, v2),
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new DoubleToleranceConstraint(expectedDistance, lowPrecisionTolerance),
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"Calculated distance between two vectors was not within tolerances.");
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expectedMagnitude = 0;
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Assert.That(Util.GetMagnitude(v1), Is.EqualTo(0), "Magnitude of null vector was not zero.");
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expectedMagnitude = 0;
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Assert.That(Util.GetMagnitude(v2),
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new DoubleToleranceConstraint(expectedMagnitude, lowPrecisionTolerance),
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"Magnitude of vector was incorrect.");
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TestDelegate d = delegate() { Util.GetNormalizedVector(v1); };
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bool causesArgumentException = TestHelper.AssertThisDelegateCausesArgumentException(d);
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Assert.That(causesArgumentException, Is.True,
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"Getting magnitude of null vector did not cause argument exception.");
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d = delegate() { Util.GetNormalizedVector(v2); };
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causesArgumentException = TestHelper.AssertThisDelegateCausesArgumentException(d);
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Assert.That(causesArgumentException, Is.True,
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"Getting magnitude of null vector did not cause argument exception.");
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}
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//Lets test a simple case of <0,0,0> and <-5,-5,-5>
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{
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v1 = new Vector3(0, 0, 0);
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v2 = new Vector3(-5, -5, -5);
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expectedDistance = 8.66;
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Assert.That(Util.GetDistanceTo(v1, v2),
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new DoubleToleranceConstraint(expectedDistance, lowPrecisionTolerance),
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"Calculated distance between two vectors was not within tolerances.");
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expectedMagnitude = 0;
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Assert.That(Util.GetMagnitude(v1), Is.EqualTo(0), "Magnitude of null vector was not zero.");
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expectedMagnitude = 8.66;
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Assert.That(Util.GetMagnitude(v2),
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new DoubleToleranceConstraint(expectedMagnitude, lowPrecisionTolerance),
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"Magnitude of vector was incorrect.");
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TestDelegate d = delegate() { Util.GetNormalizedVector(v1); };
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bool causesArgumentException = TestHelper.AssertThisDelegateCausesArgumentException(d);
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Assert.That(causesArgumentException, Is.True,
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"Getting magnitude of null vector did not cause argument exception.");
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Vector3 expectedNormalizedVector = new Vector3(-.577f, -.577f, -.577f);
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double expectedNormalizedMagnitude = 1;
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Vector3 normalizedVector = Util.GetNormalizedVector(v2);
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Assert.That(normalizedVector,
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new VectorToleranceConstraint(expectedNormalizedVector, lowPrecisionTolerance),
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"Normalized vector generated from vector was not what was expected.");
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Assert.That(Util.GetMagnitude(normalizedVector),
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new DoubleToleranceConstraint(expectedNormalizedMagnitude, lowPrecisionTolerance),
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"Normalized vector generated from vector does not have magnitude of 1.");
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}
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}
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[Test]
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public void UUIDTests()
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{
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Assert.IsTrue(Util.isUUID("01234567-89ab-Cdef-0123-456789AbCdEf"),
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"A correct UUID wasn't recognized.");
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Assert.IsFalse(Util.isUUID("FOOBAR67-89ab-Cdef-0123-456789AbCdEf"),
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"UUIDs with non-hex characters are recognized as correct UUIDs.");
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Assert.IsFalse(Util.isUUID("01234567"),
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"Too short UUIDs are regognized as correct UUIDs.");
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Assert.IsFalse(Util.isUUID("01234567-89ab-Cdef-0123-456789AbCdEf0"),
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"Too long UUIDs are regognized as correct UUIDs.");
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Assert.IsFalse(Util.isUUID("01234567-89ab-Cdef-0123+456789AbCdEf"),
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"UUIDs with wrong format are recognized as correct UUIDs.");
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}
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[Test]
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public void GetHashGuidTests()
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{
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string string1 = "This is one string";
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string string2 = "This is another";
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// Two consecutive runs should equal the same
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Assert.AreEqual(Util.GetHashGuid(string1, "secret1"), Util.GetHashGuid(string1, "secret1"));
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Assert.AreEqual(Util.GetHashGuid(string2, "secret1"), Util.GetHashGuid(string2, "secret1"));
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// Varying data should not eqal the same
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Assert.AreNotEqual(Util.GetHashGuid(string1, "secret1"), Util.GetHashGuid(string2, "secret1"));
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// Varying secrets should not eqal the same
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Assert.AreNotEqual(Util.GetHashGuid(string1, "secret1"), Util.GetHashGuid(string1, "secret2"));
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}
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}
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}
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