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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Xml.Linq;
using Mono.Cecil;
using Mono.Documentation.Framework;
namespace mdoc.Test
{
public class BasicTests
{
protected Dictionary<string, ModuleDefinition> moduleCash = new Dictionary<string, ModuleDefinition>();
protected Dictionary<string, TypeDefinition> typesCash = new Dictionary<string, TypeDefinition>();
protected TypeDefinition GetType(string filepath, string classname)
{
if (typesCash.ContainsKey(classname))
return typesCash[classname];
if (!moduleCash.ContainsKey(filepath))
{
var fullpath = Path.Combine (Path.GetDirectoryName (this.GetType ().Module.Assembly.Location), filepath);
var resolver = new DefaultAssemblyResolver ();
var testAssemblyPath = Path.GetDirectoryName (this.GetType ().Module.Assembly.Location);
resolver.AddSearchDirectory (testAssemblyPath);
ReaderParameters p = new ReaderParameters ()
{
AssemblyResolver = resolver
};
var readModule = ModuleDefinition.ReadModule(fullpath, p);
moduleCash.Add(filepath, readModule);
}
var module = moduleCash[filepath];
var types = module.GetTypes();
var testclass = types
.SingleOrDefault(t => t.FullName == classname);
if (testclass == null)
{
throw new Exception($"Test was unable to find type {classname}");
}
var typeDef = testclass.Resolve();
typesCash.Add(classname, typeDef);
return typeDef;
}
protected virtual TypeDefinition GetType(Type type)
{
var moduleName = type.Module.FullyQualifiedName;
return GetType(moduleName, type.FullName);
}
protected static XDocument ReadXDocument(string xml)
{
using (TextReader stringReader = new StringReader(xml))
{
return XDocument.Load(stringReader);
}
}
protected static string NormalizeXml(string xml)
{
return ReadXDocument(xml).ToString();
}
protected MethodDefinition GetMethod(TypeDefinition testclass, Func<MethodDefinition, bool> query)
{
var methods = testclass.Methods;
var member = methods.FirstOrDefault(query)?.Resolve();
if (member == null)
throw new Exception("Did not find the member in the test class");
return member;
}
protected MethodDefinition GetMethod(Type type, Func<MethodDefinition, bool> query)
{
return GetMethod(GetType(type), query);
}
protected MethodDefinition GetMethod(Type type, string name)
{
return GetMethod(GetType(type), i => i.Name == name);
}
}
}
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