From 5df39446078327106df5e9331f0156b149727d61 Mon Sep 17 00:00:00 2001
From: Justin Clark-Casey (justincc)
Date: Sat, 22 Sep 2012 00:23:25 +0100
Subject: Fix llListFindList() returning no match when there is a match with a
script constant component in the source list.
Adds regression test for this case.
Based on http://opensimulator.org/mantis/view.php?id=6156
Thanks SignpostMarv.
---
.../Shared/Api/Implementation/LSL_Api.cs | 24 ++--
.../ScriptEngine/Shared/Tests/LSL_ApiListTests.cs | 134 +++++++++++++++++++++
2 files changed, 150 insertions(+), 8 deletions(-)
create mode 100644 OpenSim/Region/ScriptEngine/Shared/Tests/LSL_ApiListTests.cs
(limited to 'OpenSim/Region/ScriptEngine')
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index 11826bd..52d96bc 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -5465,27 +5465,36 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
/// Returns the index of the first occurrence of test
/// in src.
///
-
+ /// Source list
+ /// List to search for
+ ///
+ /// The index number of the point in src where test was found if it was found.
+ /// Otherwise returns -1
+ ///
public LSL_Integer llListFindList(LSL_List src, LSL_List test)
{
-
int index = -1;
int length = src.Length - test.Length + 1;
m_host.AddScriptLPS(1);
// If either list is empty, do not match
-
if (src.Length != 0 && test.Length != 0)
{
for (int i = 0; i < length; i++)
{
- if (src.Data[i].Equals(test.Data[0]))
+ // Why this piece of insanity? This is because most script constants are C# value types (e.g. int)
+ // rather than wrapped LSL types. Such a script constant does not have int.Equal(LSL_Integer) code
+ // and so the comparison fails even if the LSL_Integer conceptually has the same value.
+ // Therefore, here we test Equals on both the source and destination objects.
+ // However, a future better approach may be use LSL struct script constants (e.g. LSL_Integer(1)).
+ if (src.Data[i].Equals(test.Data[0]) || test.Data[0].Equals(src.Data[i]))
{
int j;
for (j = 1; j < test.Length; j++)
- if (!src.Data[i+j].Equals(test.Data[j]))
+ if (!(src.Data[i+j].Equals(test.Data[j]) || test.Data[j].Equals(src.Data[i+j])))
break;
+
if (j == test.Length)
{
index = i;
@@ -5496,19 +5505,18 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
}
return index;
-
}
public LSL_String llGetObjectName()
{
m_host.AddScriptLPS(1);
- return m_host.Name!=null?m_host.Name:String.Empty;
+ return m_host.Name !=null ? m_host.Name : String.Empty;
}
public void llSetObjectName(string name)
{
m_host.AddScriptLPS(1);
- m_host.Name = name!=null?name:String.Empty;
+ m_host.Name = name != null ? name : String.Empty;
}
public LSL_String llGetDate()
diff --git a/OpenSim/Region/ScriptEngine/Shared/Tests/LSL_ApiListTests.cs b/OpenSim/Region/ScriptEngine/Shared/Tests/LSL_ApiListTests.cs
new file mode 100644
index 0000000..dd23be8
--- /dev/null
+++ b/OpenSim/Region/ScriptEngine/Shared/Tests/LSL_ApiListTests.cs
@@ -0,0 +1,134 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * 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.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of the OpenSimulator Project 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 DEVELOPERS ``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 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.Generic;
+using NUnit.Framework;
+using OpenSim.Framework;
+using OpenSim.Tests.Common;
+using OpenSim.Region.ScriptEngine.Shared;
+using OpenSim.Region.Framework.Scenes;
+using Nini.Config;
+using OpenSim.Region.ScriptEngine.Shared.Api;
+using OpenSim.Region.ScriptEngine.Shared.ScriptBase;
+using OpenMetaverse;
+using OpenSim.Tests.Common.Mock;
+
+using LSL_Float = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLFloat;
+using LSL_Integer = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLInteger;
+using LSL_List = OpenSim.Region.ScriptEngine.Shared.LSL_Types.list;
+using LSL_String = OpenSim.Region.ScriptEngine.Shared.LSL_Types.LSLString;
+
+namespace OpenSim.Region.ScriptEngine.Shared.Tests
+{
+ [TestFixture]
+ public class LSL_ApiListTests
+ {
+ private LSL_Api m_lslApi;
+
+ [SetUp]
+ public void SetUp()
+ {
+ IConfigSource initConfigSource = new IniConfigSource();
+ IConfig config = initConfigSource.AddConfig("XEngine");
+ config.Set("Enabled", "true");
+
+ Scene scene = new SceneHelpers().SetupScene();
+ SceneObjectPart part = SceneHelpers.AddSceneObject(scene).RootPart;
+
+ XEngine.XEngine engine = new XEngine.XEngine();
+ engine.Initialise(initConfigSource);
+ engine.AddRegion(scene);
+
+ m_lslApi = new LSL_Api();
+ m_lslApi.Initialize(engine, part, null);
+ }
+
+ [Test]
+ public void TestllListFindList()
+ {
+ TestHelpers.InMethod();
+
+ LSL_List src = new LSL_List(new LSL_Integer(1), new LSL_Integer(2), new LSL_Integer(3));
+
+ {
+ // Test for a single item that should be found
+ int result = m_lslApi.llListFindList(src, new LSL_List(new LSL_Integer(4)));
+ Assert.That(result, Is.EqualTo(-1));
+ }
+
+ {
+ // Test for a single item that should be found
+ int result = m_lslApi.llListFindList(src, new LSL_List(new LSL_Integer(2)));
+ Assert.That(result, Is.EqualTo(1));
+ }
+
+ {
+ // Test for a constant that should be found
+ int result = m_lslApi.llListFindList(src, new LSL_List(ScriptBaseClass.AGENT));
+ Assert.That(result, Is.EqualTo(0));
+ }
+
+ {
+ // Test for a list that should be found
+ int result = m_lslApi.llListFindList(src, new LSL_List(new LSL_Integer(2), new LSL_Integer(3)));
+ Assert.That(result, Is.EqualTo(1));
+ }
+
+ {
+ // Test for a single item not in the list
+ int result = m_lslApi.llListFindList(src, new LSL_List(new LSL_Integer(4)));
+ Assert.That(result, Is.EqualTo(-1));
+ }
+
+ {
+ // Test for something that should not be cast
+ int result = m_lslApi.llListFindList(src, new LSL_List(new LSL_String("4")));
+ Assert.That(result, Is.EqualTo(-1));
+ }
+
+ {
+ // Test for a list not in the list
+ int result
+ = m_lslApi.llListFindList(
+ src, new LSL_List(new LSL_Integer(2), new LSL_Integer(3), new LSL_Integer(4)));
+ Assert.That(result, Is.EqualTo(-1));
+ }
+
+ {
+ LSL_List srcWithConstants
+ = new LSL_List(new LSL_Integer(3), ScriptBaseClass.AGENT, ScriptBaseClass.OS_NPC_LAND_AT_TARGET);
+
+ // Test for constants that appears in the source list that should be found
+ int result
+ = m_lslApi.llListFindList(srcWithConstants, new LSL_List(new LSL_Integer(1), new LSL_Integer(2)));
+
+ Assert.That(result, Is.EqualTo(1));
+ }
+ }
+ }
+ }
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