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Misc.cs
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// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT license.
using System;
using System.Collections;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using Microsoft.ClearScript.Util;
using Microsoft.ClearScript.Util.COM;
using Microsoft.VisualStudio.TestTools.UnitTesting;
namespace Microsoft.ClearScript.Test
{
public class BaseTestArg
{
}
public interface ITestArg
{
}
public class TestArg : BaseTestArg, ITestArg
{
}
public enum TestEnum : short
{
First,
Second,
Third,
Fourth,
Fifth
}
public class TestEventArgs<T> : EventArgs
{
public T Arg { get; set; }
}
public class NullResultWrappingTestObject<T>
{
private readonly T value;
public NullResultWrappingTestObject(T value)
{
this.value = value;
}
public T Method(T arg)
{
return arg;
}
public Random Method(Random arg)
{
return arg;
}
public T Value { get { return value; } }
public T NullValue { get { return default(T); } }
[ScriptMember(ScriptMemberFlags.WrapNullResult)]
public T WrappedNullValue { get { return NullValue; } }
}
public class DefaultPropertyTestObject
{
private readonly Dictionary<string, object> byName = new Dictionary<string, object>();
private readonly Dictionary<DayOfWeek, object> byDay = new Dictionary<DayOfWeek, object>();
public object this[string name]
{
get { return ((IDictionary)byName)[name]; }
set { byName[name] = value; }
}
public object this[DayOfWeek day]
{
get { return ((IDictionary)byDay)[day]; }
set { byDay[day] = value; }
}
[DispId(0)]
public int Value { get; set; }
}
public class DefaultPropertyTestContainer
{
public readonly DefaultPropertyTestObject Field = new DefaultPropertyTestObject();
public DefaultPropertyTestObject Property { get { return Field; } }
public DefaultPropertyTestObject Method()
{
return Field;
}
}
public static partial class TestUtil
{
public static void InvokeConsoleTest(string name)
{
var startInfo = new ProcessStartInfo("ClearScriptConsole.exe", "-t " + name)
{
WindowStyle = ProcessWindowStyle.Hidden,
UseShellExecute = false,
RedirectStandardError = true
};
using (var process = Process.Start(startInfo))
{
Assert.IsNotNull(process);
process.WaitForExit();
Assert.AreEqual(0, process.ExitCode, process.StandardError.ReadToEnd());
}
}
public static void Iterate(Array array, Action<int[]> action)
{
array.Iterate(action);
}
public static string FormatInvariant(string format, params object[] args)
{
return MiscHelpers.FormatInvariant(format, args);
}
public static double CalcTestValue(Guid callerGuid, params object[] args)
{
var hashCode = args.Aggregate(callerGuid.GetHashCode(), (currentHashCode, value) => unchecked((currentHashCode * 31) + ((value != null) ? value.GetHashCode() : 0)));
return hashCode * Math.E / Math.PI;
}
public static void AssertException<T>(Action action, bool checkScriptStackTrace = true) where T : Exception
{
Exception caughtException = null;
var gotExpectedException = false;
try
{
action();
}
catch (T exception)
{
caughtException = exception;
gotExpectedException = true;
AssertValidExceptionChain(exception, checkScriptStackTrace);
}
catch (Exception exception)
{
caughtException = exception;
gotExpectedException = exception.GetBaseException() is T;
AssertValidExceptionChain(exception, checkScriptStackTrace);
}
var message = "Expected " + typeof(T).Name + " was not thrown.";
if (caughtException != null)
{
message += " " + caughtException.GetType().Name + " was thrown instead.";
}
Assert.IsTrue(gotExpectedException, message);
}
public static void AssertValidException(Exception exception)
{
Assert.IsFalse(string.IsNullOrWhiteSpace(exception.Message));
Assert.IsFalse(string.IsNullOrWhiteSpace(exception.StackTrace));
Assert.IsFalse(exception.Message.Contains("COM"));
if (!(exception is IOException))
{
Assert.IsFalse(exception.Message.Contains("HRESULT"));
Assert.IsFalse(exception.Message.Contains("0x"));
}
}
public static void AssertValidException(IScriptEngineException exception, bool checkScriptStackTrace = true)
{
AssertValidException((Exception)exception);
if ((exception is ScriptEngineException) && !exception.IsFatal)
{
Assert.IsTrue(exception.ErrorDetails.StartsWith(exception.Message, StringComparison.Ordinal));
if (checkScriptStackTrace)
{
Assert.IsTrue(exception.ErrorDetails.Contains("\n at "));
}
}
}
public static void AssertValidException(ScriptEngine engine, IScriptEngineException exception, bool checkScriptStackTrace = true)
{
AssertValidException(exception, checkScriptStackTrace);
Assert.AreEqual(engine.Name, exception.EngineName);
}
private static void AssertValidExceptionChain(Exception exception, bool checkScriptStackTrace)
{
while (exception != null)
{
var scriptError = exception as IScriptEngineException;
if (scriptError != null)
{
AssertValidException(scriptError, checkScriptStackTrace);
}
else
{
AssertValidException(exception);
}
exception = exception.InnerException;
}
}
public static string GetCOMObjectTypeName(object obj)
{
var dispatch = obj as IDispatch;
if (dispatch != null)
{
var typeInfo = dispatch.GetTypeInfo();
if (typeInfo != null)
{
return typeInfo.GetName();
}
}
return null;
}
}
}