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/*
* 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.IO;
using System.CodeDom.Compiler;
using System.Collections.Generic;
using Microsoft.CSharp;
using NUnit.Framework;
using OpenSim.Region.ScriptEngine.Shared.CodeTools;
using OpenSim.Region.ScriptEngine.Shared.ScriptBase;
using OpenSim.Tests.Common;
namespace OpenSim.Region.ScriptEngine.Shared.CodeTools.Tests
{
/// <summary>
/// Tests the LSL compiler. Among other things, test that error messages
/// generated by the C# compiler can be mapped to prper lines/columns in
/// the LSL source.
/// </summary>
[TestFixture]
public class CompilerTest : OpenSimTestCase
{
private string m_testDir;
private CSharpCodeProvider m_CSCodeProvider;
private CompilerParameters m_compilerParameters;
private CompilerResults m_compilerResults;
private ResolveEventHandler m_resolveEventHandler;
/// <summary>
/// Creates a temporary directory where build artifacts are stored.
/// </summary>
[TestFixtureSetUp]
public void Init()
{
m_testDir = Path.Combine(Path.GetTempPath(), "opensim_compilerTest_" + Path.GetRandomFileName());
if (!Directory.Exists(m_testDir))
{
// Create the temporary directory for housing build artifacts.
Directory.CreateDirectory(m_testDir);
}
}
[SetUp]
public override void SetUp()
{
base.SetUp();
// Create a CSCodeProvider and CompilerParameters.
m_CSCodeProvider = new CSharpCodeProvider();
m_compilerParameters = new CompilerParameters();
string rootPath = System.AppDomain.CurrentDomain.BaseDirectory;
m_resolveEventHandler = new ResolveEventHandler(AssemblyResolver.OnAssemblyResolve);
System.AppDomain.CurrentDomain.AssemblyResolve += m_resolveEventHandler;
m_compilerParameters.ReferencedAssemblies.Add(Path.Combine(rootPath, "OpenSim.Region.ScriptEngine.Shared.dll"));
m_compilerParameters.ReferencedAssemblies.Add(Path.Combine(rootPath, "OpenSim.Region.ScriptEngine.Shared.Api.Runtime.dll"));
m_compilerParameters.ReferencedAssemblies.Add(Path.Combine(rootPath, "OpenMetaverseTypes.dll"));
m_compilerParameters.GenerateExecutable = false;
}
/// <summary>
/// Removes the temporary build directory and any build artifacts
/// inside it.
/// </summary>
[TearDown]
public void CleanUp()
{
System.AppDomain.CurrentDomain.AssemblyResolve -= m_resolveEventHandler;
if (Directory.Exists(m_testDir))
{
// Blow away the temporary directory with artifacts.
Directory.Delete(m_testDir, true);
}
}
private CompilerResults CompileScript(
string input, out Dictionary<KeyValuePair<int, int>, KeyValuePair<int, int>> positionMap)
{
m_compilerParameters.OutputAssembly = Path.Combine(m_testDir, Path.GetRandomFileName() + ".dll");
CSCodeGenerator cg = new CSCodeGenerator();
string output = cg.Convert(input);
output = Compiler.CreateCSCompilerScript(output, "script1", typeof(ScriptBaseClass).FullName, null);
// System.Console.WriteLine(output);
positionMap = cg.PositionMap;
CompilerResults compilerResults = m_CSCodeProvider.CompileAssemblyFromSource(m_compilerParameters, output);
// foreach (KeyValuePair<int, int> key in positionMap.Keys)
// {
// KeyValuePair<int, int> val = positionMap[key];
//
// System.Console.WriteLine("{0},{1} => {2},{3}", key.Key, key.Value, val.Key, val.Value);
// }
//
// foreach (CompilerError compErr in m_compilerResults.Errors)
// {
// System.Console.WriteLine("Error: {0},{1} => {2}", compErr.Line, compErr.Column, compErr);
// }
return compilerResults;
}
/// <summary>
/// Test that line number errors are resolved as expected when preceding code contains a jump.
/// </summary>
[Test]
public void TestJumpAndSyntaxError()
{
TestHelpers.InMethod();
Dictionary<KeyValuePair<int, int>, KeyValuePair<int, int>> positionMap;
CompilerResults compilerResults = CompileScript(
@"default
{
state_entry()
{
jump l;
@l;
i = 1;
}
}", out positionMap);
Assert.AreEqual(
new KeyValuePair<int, int>(7, 9),
positionMap[new KeyValuePair<int, int>(compilerResults.Errors[0].Line, compilerResults.Errors[0].Column)]);
}
/// <summary>
/// Test the C# compiler error message can be mapped to the correct
/// line/column in the LSL source when an undeclared variable is used.
/// </summary>
[Test]
public void TestUseUndeclaredVariable()
{
TestHelpers.InMethod();
Dictionary<KeyValuePair<int, int>, KeyValuePair<int, int>> positionMap;
CompilerResults compilerResults = CompileScript(
@"default
{
state_entry()
{
integer y = x + 3;
}
}", out positionMap);
Assert.AreEqual(
new KeyValuePair<int, int>(5, 21),
positionMap[new KeyValuePair<int, int>(compilerResults.Errors[0].Line, compilerResults.Errors[0].Column)]);
}
/// <summary>
/// Test that a string can be cast to string and another string
/// concatenated.
/// </summary>
[Test]
public void TestCastAndConcatString()
{
TestHelpers.InMethod();
Dictionary<KeyValuePair<int, int>, KeyValuePair<int, int>> positionMap;
CompilerResults compilerResults = CompileScript(
@"string s = "" a string"";
default
{
state_entry()
{
key gAvatarKey = llDetectedKey(0);
string tmp = (string) gAvatarKey + s;
llSay(0, tmp);
}
}", out positionMap);
Assert.AreEqual(0, compilerResults.Errors.Count);
}
}
}
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