我正在尝试使用 MbUnit 测试多线程 IO 类。我的目标是让测试夹具构造函数执行 3 次,每行执行一次。然后,对于每个实例,在并行线程上多次执行测试。
但是,Icarus 在 TaskRunner 上出现“超出范围的索引”。我无法获得完整的堆栈,它产生的消息框太快了。
我做错了什么,或者这是 MbUnit/Gallio 中的错误?
using System;
using System.Collections.Generic;
using System.Text;
using Gallio.Framework;
using MbUnit.Framework;
using MbUnit.Framework.ContractVerifiers;
using System.IO;
namespace ImageResizer.Plugins.DiskCache.Tests {
[TestFixture]
[Row(0,50,false)]
[Row(0,50,true)]
[Row(8000,100,true)]
public class CustomDiskCacheTest {
public CustomDiskCacheTest(int subfolders, int totalFiles, bool hashModifiedDate) {
char c = System.IO.Path.DirectorySeparatorChar;
string folder = System.IO.Path.GetTempPath().TrimEnd(c) + c + System.IO.Path.GetRandomFileName();
cache = new CustomDiskCache(folder,subfolders,hashModifiedDate);
this.quantity = totalFiles;
for (int i = 0; i < quantity;i++){
cache.GetCachedFile(i.ToString(),"test",delegate(Stream s){
s.WriteByte(32); //Just one space
},defaultDate, 10);
}
}
int quantity;
CustomDiskCache cache = null;
DateTime defaultDate = new DateTime(2011, 1, 1);
[ThreadedRepeat(150)]
[Test(Order=1)]
public void TestAccess() {
CacheResult r =
cache.GetCachedFile(new Random().Next(0, quantity).ToString(), "test",
delegate(Stream s) { Assert.Fail("No files have been modified, this should not execute"); }, defaultDate, 100);
Assert.IsTrue(System.IO.File.Exists(r.PhysicalPath));
Assert.IsTrue(r.Result == CacheQueryResult.Hit);
}
volatile int seed = 0;
[Test (Order=2)]
[ThreadedRepeat(20)]
public void TestUpdate() {
//try to get a unique date time value
DateTime newTime = DateTime.UtcNow.AddDays(seed++);
CacheResult r =
cache.GetCachedFile(new Random().Next(0, quantity).ToString(), "test",
delegate(Stream s) {
s.WriteByte(32); //Just one space
}, newTime, 100);
Assert.AreEqual<DateTime>(newTime, System.IO.File.GetLastWriteTimeUtc(r.PhysicalPath));
Assert.IsTrue(r.Result == CacheQueryResult.Miss);
}
[Test(Order=3)]
public void TestClear() {
System.IO.Directory.Delete(cache.PhysicalCachePath, true);
}
}
}