106 lines
3.8 KiB
Plaintext
106 lines
3.8 KiB
Plaintext
//////////////////////////////////////////////////////////////////////$
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//
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// Microsoft Research Singularity
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// Note: Test function of Cache.sg module.
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//
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using System;
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using System.Text;
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using Microsoft.Singularity.Security.AccessControl;
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using Microsoft.Contracts;
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using Microsoft.SingSharp.Reflection;
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using Microsoft.Singularity.Channels;
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using Microsoft.Singularity.Applications;
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using Microsoft.Singularity.Io;
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using Microsoft.Singularity.Configuration;
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[assembly: Transform(typeof(ApplicationResourceTransform))]
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namespace Microsoft.Singularity.Applications
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{
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[ConsoleCategory(DefaultAction=true)]
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internal class Parameters
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{
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[InputEndpoint("data")]
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public readonly TRef<UnicodePipeContract.Exp:READY> Stdin;
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[OutputEndpoint("data")]
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public readonly TRef<UnicodePipeContract.Imp:READY> Stdout;
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reflective internal Parameters();
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internal int AppMain() {
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return CacheTest.AppMain(this);
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}
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}
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public class CacheTest
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{
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internal static int AppMain(Parameters! config)
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{
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Cache cache = new Cache(10, (15*60), 25, "");
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Console.WriteLine("Populating cache ...");
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cache.AddEntry("removeMe", new ICacheValue(cache, DateTime.MaxValue));
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cache.AddEntry("removeMe2", new ICacheValue(cache, DateTime.MaxValue));
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cache.AddEntry("a", new ICacheValue(cache, DateTime.MaxValue));
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cache.AddEntry("b", new ICacheValue(cache, DateTime.MaxValue));
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cache.AddEntry("c", new ICacheValue(cache, DateTime.MaxValue));
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cache.AddEntry("d", new ICacheValue(cache, DateTime.MaxValue));
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cache.AddEntry("e", new ICacheValue(cache, DateTime.MaxValue));
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cache.AddEntry("f" ,new ICacheValue(cache, DateTime.MaxValue));
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cache.AddEntry("g", new ICacheValue(cache, DateTime.MaxValue));
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cache.AddEntry("h", new ICacheValue(cache, DateTime.MaxValue));
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Console.Write(DumpCacheToString(cache));
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Console.Write("Next add should remove \"removeMe*\" entries ...");
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cache.AddEntry("i", new ICacheValue(cache, DateTime.MaxValue));
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string[] keys = new string[]{"a", "b", "c", "d", "e", "f", "g", "h", "i"};
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bool ok = true;
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if (cache.GetEntry("RemoveMe") != null ||
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cache.GetEntry("RemoveMe1") != null)
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ok = false;
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else {
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for (int i = 0; i < keys.Length; i++) {
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if (cache.GetEntry((!)(keys[i])) == null)
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ok = false;
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}
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}
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if (ok)
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Console.WriteLine(" OK");
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else
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Console.WriteLine(" FAILED!");
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Console.Write("Testing LRU, accessing: ");
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Random r = new Random();
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for (int i = 0; i < keys.Length; i++) {
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int n = r.Next() % keys.Length;
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Console.Write(((i==0)? "" : ", ") + keys[n]);
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cache.GetEntry((!)keys[n]);
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}
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Console.WriteLine();
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Console.Write(DumpCacheToString(cache));
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Console.WriteLine("Adding more, to provoke another pruning");
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cache.AddEntry("y", new ICacheValue(cache, DateTime.MaxValue));
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cache.AddEntry("z", new ICacheValue(cache, DateTime.MaxValue));
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Console.Write(DumpCacheToString(cache));
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return 0;
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}
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private static string! DumpCacheToString(Cache! cache)
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{
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StringBuilder sb = new StringBuilder();
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cache.DumpCache(sb);
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return sb.ToString();
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}
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}
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}
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