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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System.Linq;
using System.Threading;
using System.Web.Hosting;
using Moq;
using Xunit;
namespace System.Web.WebPages.Test
{
public class FileExistenceCacheTest
{
[Fact]
public void ConstructorTest()
{
var ms = 1000;
var cache = new FileExistenceCache(null);
Assert.Null(cache.VirtualPathProvider);
var vpp = new Mock<VirtualPathProvider>().Object;
cache = new FileExistenceCache(vpp);
Assert.Equal(vpp, cache.VirtualPathProvider);
Assert.Equal(ms, cache.MilliSecondsBeforeReset);
ms = 9999;
cache = new FileExistenceCache(vpp, ms);
Assert.Equal(vpp, cache.VirtualPathProvider);
Assert.Equal(ms, cache.MilliSecondsBeforeReset);
}
[Fact]
public void TimeExceededFalseTest()
{
var ms = 100000;
var cache = new FileExistenceCache(GetVpp(), ms);
Assert.False(cache.TimeExceeded);
}
[Fact]
public void TimeExceededTrueTest()
{
var ms = 5;
var cache = new FileExistenceCache(GetVpp(), ms);
Thread.Sleep(300);
Assert.True(cache.TimeExceeded);
}
[Fact]
public void ResetTest()
{
var cache = new FileExistenceCache(GetVpp());
var cacheInternal = cache.CacheInternal;
cache.Reset();
Assert.NotSame(cacheInternal, cache.CacheInternal);
}
[Fact]
public void FileExistsTest()
{
var path = "~/index.cshtml";
var cache = new FileExistenceCache(GetVpp(path));
Assert.True(cache.FileExists(path));
Assert.False(cache.FileExists("~/test.cshtml"));
}
[Fact]
public void FileExistsVppLaterTest()
{
var path = "~/index.cshtml";
var cache = new FileExistenceCache(GetVpp(path));
Assert.True(cache.FileExists(path));
Assert.False(cache.FileExists("~/test.cshtml"));
}
[Fact]
public void FileExistsTimeExceededTest()
{
var path = "~/index.cshtml";
Utils.SetupVirtualPathInAppDomain(path, "");
var cache = new FileExistenceCache(GetVpp(path));
var cacheInternal = cache.CacheInternal;
cache.MilliSecondsBeforeReset = 5;
Thread.Sleep(300);
Assert.True(cache.FileExists(path));
Assert.False(cache.FileExists("~/test.cshtml"));
Assert.NotEqual(cacheInternal, cache.CacheInternal);
}
private static VirtualPathProvider GetVpp(params string[] files)
{
var vpp = new Mock<VirtualPathProvider>();
vpp.Setup(c => c.FileExists(It.IsAny<string>())).Returns<string>(p => files.Contains(p, StringComparer.OrdinalIgnoreCase));
return vpp.Object;
}
}
}
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