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libremetaverse/OpenMetaverse.Tests/TypeTests.cs

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C#
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/*
* Copyright (c) 2007-2008, openmetaverse.org
* All rights reserved.
*
* - Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* - Neither the name of the openmetaverse.org nor the names
* of its contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Collections;
using System.Collections.Generic;
using OpenMetaverse;
using OpenMetaverse.Packets;
using OpenMetaverse.StructuredData;
using NUnit.Framework;
namespace OpenMetaverse.Tests
{
[TestFixture]
public class TypeTests : Assert
{
[Test]
public void UUIDs()
{
// Creation
UUID a = new UUID();
byte[] bytes = a.GetBytes();
for (int i = 0; i < 16; i++)
Assert.IsTrue(bytes[i] == 0x00);
// Comparison
a = new UUID(new byte[] { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A,
0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0xFF, 0xFF }, 0);
UUID b = new UUID(new byte[] { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A,
0x0B, 0x0C, 0x0D, 0x0E, 0x0F }, 0);
Assert.IsTrue(a == b, "UUID comparison operator failed, " + a.ToString() + " should equal " +
b.ToString());
// From string
a = new UUID(new byte[] { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A,
0x0B, 0x0C, 0x0D, 0x0E, 0x0F }, 0);
string zeroonetwo = "00010203-0405-0607-0809-0a0b0c0d0e0f";
b = new UUID(zeroonetwo);
Assert.IsTrue(a == b, "UUID hyphenated string constructor failed, should have " + a.ToString() +
" but we got " + b.ToString());
// ToString()
string one = a.ToString();
string two = b.ToString();
Assert.IsTrue(a == b);
one = a.ToString();
two = b.ToString();
Assert.IsTrue(a == b);
Assert.IsTrue(a == (UUID)zeroonetwo);
// TODO: CRC test
}
[Test]
public void Quaternions()
{
Quaternion a = new Quaternion(1, 0, 0, 0);
Quaternion b = new Quaternion(1, 0, 0, 0);
Assert.IsTrue(a == b, "Quaternion comparison operator failed");
Quaternion expected = new Quaternion(0, 0, 0, -1);
Quaternion result = a * b;
Assert.IsTrue(result == expected, a.ToString() + " * " + b.ToString() + " produced " + result.ToString() +
" instead of " + expected.ToString());
a = new Quaternion(1, 0, 0, 0);
b = new Quaternion(0, 1, 0, 0);
expected = new Quaternion(0, 0, 1, 0);
result = a * b;
Assert.IsTrue(result == expected, a.ToString() + " * " + b.ToString() + " produced " + result.ToString() +
" instead of " + expected.ToString());
a = new Quaternion(0, 0, 1, 0);
b = new Quaternion(0, 1, 0, 0);
expected = new Quaternion(-1, 0, 0, 0);
result = a * b;
Assert.IsTrue(result == expected, a.ToString() + " * " + b.ToString() + " produced " + result.ToString() +
" instead of " + expected.ToString());
}
//[Test]
//public void VectorQuaternionMath()
//{
// // Convert a vector to a quaternion and back
// Vector3 a = new Vector3(1f, 0.5f, 0.75f);
// Quaternion b = a.ToQuaternion();
// Vector3 c;
// b.GetEulerAngles(out c.X, out c.Y, out c.Z);
// Assert.IsTrue(a == c, c.ToString() + " does not equal " + a.ToString());
//}
[Test]
public void FloatsToTerseStrings()
{
float f = 1.20f;
string a = String.Empty;
string b = "1.2";
a = Helpers.FloatToTerseString(f);
Assert.IsTrue(a == b, f.ToString() + " converted to " + a + ", expecting " + b);
f = 24.00f;
b = "24";
a = Helpers.FloatToTerseString(f);
Assert.IsTrue(a == b, f.ToString() + " converted to " + a + ", expecting " + b);
f = -0.59f;
b = "-.59";
a = Helpers.FloatToTerseString(f);
Assert.IsTrue(a == b, f.ToString() + " converted to " + a + ", expecting " + b);
f = 0.59f;
b = ".59";
a = Helpers.FloatToTerseString(f);
Assert.IsTrue(a == b, f.ToString() + " converted to " + a + ", expecting " + b);
}
[Test]
public void BitUnpacking()
{
byte[] data = new byte[] { 0x80, 0x00, 0x0F, 0x50, 0x83, 0x7D };
BitPack bitpacker = new BitPack(data, 0);
int b = bitpacker.UnpackBits(1);
Assert.IsTrue(b == 1, "Unpacked " + b + " instead of 1");
b = bitpacker.UnpackBits(1);
Assert.IsTrue(b == 0, "Unpacked " + b + " instead of 0");
bitpacker = new BitPack(data, 2);
b = bitpacker.UnpackBits(4);
Assert.IsTrue(b == 0, "Unpacked " + b + " instead of 0");
b = bitpacker.UnpackBits(8);
Assert.IsTrue(b == 0xF5, "Unpacked " + b + " instead of 0xF5");
b = bitpacker.UnpackBits(4);
Assert.IsTrue(b == 0, "Unpacked " + b + " instead of 0");
b = bitpacker.UnpackBits(10);
Assert.IsTrue(b == 0x0183, "Unpacked " + b + " instead of 0x0183");
}
[Test]
public void BitPacking()
{
byte[] packedBytes = new byte[12];
BitPack bitpacker = new BitPack(packedBytes, 0);
bitpacker.PackBits(0x0ABBCCDD, 32);
bitpacker.PackBits(25, 5);
bitpacker.PackFloat(123.321f);
bitpacker.PackBits(1000, 16);
bitpacker = new BitPack(packedBytes, 0);
int b = bitpacker.UnpackBits(32);
Assert.IsTrue(b == 0x0ABBCCDD, "Unpacked " + b + " instead of 2864434397");
b = bitpacker.UnpackBits(5);
Assert.IsTrue(b == 25, "Unpacked " + b + " instead of 25");
float f = bitpacker.UnpackFloat();
Assert.IsTrue(f == 123.321f, "Unpacked " + f + " instead of 123.321");
b = bitpacker.UnpackBits(16);
Assert.IsTrue(b == 1000, "Unpacked " + b + " instead of 1000");
}
[Test]
public void LLSDTerseParsing()
{
string testOne = "[r0.99967899999999998428,r-0.025334599999999998787,r0]";
string testTwo = "[[r1,r1,r1],r0]";
string testThree = "{'region_handle':[r255232, r256512], 'position':[r33.6, r33.71, r43.13], 'look_at':[r34.6, r33.71, r43.13]}";
LLSD obj = LLSDParser.DeserializeNotation(testOne);
Assert.IsInstanceOfType(typeof(LLSDArray), obj, "Expected LLSDArray, got " + obj.GetType().ToString());
LLSDArray array = (LLSDArray)obj;
Assert.IsTrue(array.Count == 3, "Expected three contained objects, got " + array.Count);
Assert.IsTrue(array[0].AsReal() > 0.9d && array[0].AsReal() < 1.0d, "Unexpected value for first real " + array[0].AsReal());
Assert.IsTrue(array[1].AsReal() < 0.0d && array[1].AsReal() > -0.03d, "Unexpected value for second real " + array[1].AsReal());
Assert.IsTrue(array[2].AsReal() == 0.0d, "Unexpected value for third real " + array[2].AsReal());
obj = LLSDParser.DeserializeNotation(testTwo);
Assert.IsInstanceOfType(typeof(LLSDArray), obj, "Expected LLSDArray, got " + obj.GetType().ToString());
array = (LLSDArray)obj;
Assert.IsTrue(array.Count == 2, "Expected two contained objects, got " + array.Count);
Assert.IsTrue(array[1].AsReal() == 0.0d, "Unexpected value for real " + array[1].AsReal());
obj = array[0];
Assert.IsInstanceOfType(typeof(LLSDArray), obj, "Expected ArrayList, got " + obj.GetType().ToString());
array = (LLSDArray)obj;
Assert.IsTrue(array[0].AsReal() == 1.0d && array[1].AsReal() == 1.0d && array[2].AsReal() == 1.0d,
"Unexpected value(s) for nested array: " + array[0].AsReal() + ", " + array[1].AsReal() + ", " +
array[2].AsReal());
obj = LLSDParser.DeserializeNotation(testThree);
Assert.IsInstanceOfType(typeof(LLSDMap), obj, "Expected LLSDMap, got " + obj.GetType().ToString());
LLSDMap hashtable = (LLSDMap)obj;
Assert.IsTrue(hashtable.Count == 3, "Expected three contained objects, got " + hashtable.Count);
Assert.IsInstanceOfType(typeof(LLSDArray), hashtable["region_handle"]);
Assert.IsTrue(((LLSDArray)hashtable["region_handle"]).Count == 2);
Assert.IsInstanceOfType(typeof(LLSDArray), hashtable["position"]);
Assert.IsTrue(((LLSDArray)hashtable["position"]).Count == 3);
Assert.IsInstanceOfType(typeof(LLSDArray), hashtable["look_at"]);
Assert.IsTrue(((LLSDArray)hashtable["look_at"]).Count == 3);
}
}
}
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