Removing and ignoring .orig files

This commit is contained in:
Sebastien Ros 2016-04-04 17:36:25 -07:00
parent 698980943a
commit 304135f4a6
3 changed files with 2 additions and 1702 deletions

3
.gitignore vendored
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@ -35,4 +35,5 @@ nuget.exe
.settings
*.sln.ide
node_modules
*launchSettings.json
*launchSettings.json
*.orig

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@ -1,701 +0,0 @@
// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System;
using System.Collections.Generic;
using System.IO;
<<<<<<< HEAD
using System.Security.Claims;
using System.Security.Cryptography;
using System.Text;
using System.Text.Encodings.Web;
=======
>>>>>>> [Fixes #4246] Introducing CacheTagKey
using System.Threading;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Html;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc.Abstractions;
using Microsoft.AspNetCore.Mvc.ModelBinding;
using Microsoft.AspNetCore.Mvc.Rendering;
using Microsoft.AspNetCore.Mvc.ViewEngines;
using Microsoft.AspNetCore.Mvc.ViewFeatures;
using Microsoft.AspNetCore.Razor.TagHelpers;
using Microsoft.AspNetCore.Routing;
using Microsoft.Extensions.Caching.Memory;
using Microsoft.Extensions.Internal;
using Microsoft.Extensions.Primitives;
using Microsoft.Extensions.WebEncoders.Testing;
using Moq;
using Xunit;
namespace Microsoft.AspNetCore.Mvc.TagHelpers
{
public class CacheTagHelperTest
{
[Fact]
public async Task ProcessAsync_DoesNotCache_IfDisabled()
{
// Arrange
var id = "unique-id";
var childContent = "original-child-content";
var cache = new Mock<IMemoryCache>();
var value = new Mock<ICacheEntry>();
value.Setup(c => c.Value).Returns(new DefaultTagHelperContent().SetContent("ok"));
cache.Setup(c => c.CreateEntry(
/*key*/ It.IsAny<string>()))
.Returns((object key) => value.Object)
.Verifiable();
object cacheResult;
cache.Setup(c => c.TryGetValue(It.IsAny<string>(), out cacheResult))
.Returns(false);
var tagHelperContext = GetTagHelperContext(id);
var tagHelperOutput = GetTagHelperOutput(
attributes: new TagHelperAttributeList(),
childContent: childContent);
var cacheTagHelper = new CacheTagHelper(cache.Object, new HtmlTestEncoder())
{
ViewContext = GetViewContext(),
Enabled = false
};
// Act
await cacheTagHelper.ProcessAsync(tagHelperContext, tagHelperOutput);
// Assert
Assert.Equal(childContent, tagHelperOutput.Content.GetContent());
cache.Verify(c => c.CreateEntry(
/*key*/ It.IsAny<string>()),
Times.Never);
}
[Fact]
public async Task ProcessAsync_ReturnsCachedValue_IfEnabled()
{
// Arrange
var id = "unique-id";
var childContent = "original-child-content";
var cache = new MemoryCache(new MemoryCacheOptions());
var tagHelperContext = GetTagHelperContext(id);
var tagHelperOutput = GetTagHelperOutput(
attributes: new TagHelperAttributeList(),
childContent: childContent);
var cacheTagHelper = new CacheTagHelper(cache, new HtmlTestEncoder())
{
ViewContext = GetViewContext(),
Enabled = true
};
// Act
await cacheTagHelper.ProcessAsync(tagHelperContext, tagHelperOutput);
// Assert
Assert.Empty(tagHelperOutput.PreContent.GetContent());
Assert.Empty(tagHelperOutput.PostContent.GetContent());
Assert.True(tagHelperOutput.IsContentModified);
Assert.Equal(childContent, tagHelperOutput.Content.GetContent());
<<<<<<< HEAD
// There are two calls to set (for the TCS and the processed value)
cache.Verify(c => c.CreateEntry(
/*key*/ It.IsAny<string>()),
Times.Exactly(2));
=======
>>>>>>> [Fixes #4246] Introducing CacheTagKey
}
[Fact]
public async Task ProcessAsync_ReturnsCachedValue_IfVaryByParamIsUnchanged()
{
// Arrange - 1
var id = "unique-id";
var childContent = "original-child-content";
var cache = new MemoryCache(new MemoryCacheOptions());
var tagHelperContext1 = GetTagHelperContext(id);
var tagHelperOutput1 = GetTagHelperOutput(
attributes: new TagHelperAttributeList(),
childContent: childContent);
var cacheTagHelper1 = new CacheTagHelper(cache, new HtmlTestEncoder())
{
VaryByQuery = "key1,key2",
ViewContext = GetViewContext(),
};
cacheTagHelper1.ViewContext.HttpContext.Request.QueryString = new QueryString(
"?key1=value1&key2=value2");
// Act - 1
await cacheTagHelper1.ProcessAsync(tagHelperContext1, tagHelperOutput1);
// Assert - 1
Assert.Empty(tagHelperOutput1.PreContent.GetContent());
Assert.Empty(tagHelperOutput1.PostContent.GetContent());
Assert.True(tagHelperOutput1.IsContentModified);
Assert.Equal(childContent, tagHelperOutput1.Content.GetContent());
// Arrange - 2
var tagHelperContext2 = GetTagHelperContext(id);
var tagHelperOutput2 = GetTagHelperOutput(
attributes: new TagHelperAttributeList(),
childContent: "different-content");
var cacheTagHelper2 = new CacheTagHelper(cache, new HtmlTestEncoder())
{
VaryByQuery = "key1,key2",
ViewContext = GetViewContext(),
};
cacheTagHelper2.ViewContext.HttpContext.Request.QueryString = new QueryString(
"?key1=value1&key2=value2");
// Act - 2
await cacheTagHelper2.ProcessAsync(tagHelperContext2, tagHelperOutput2);
// Assert - 2
Assert.Empty(tagHelperOutput2.PreContent.GetContent());
Assert.Empty(tagHelperOutput2.PostContent.GetContent());
Assert.True(tagHelperOutput2.IsContentModified);
Assert.Equal(childContent, tagHelperOutput2.Content.GetContent());
}
[Fact]
public async Task ProcessAsync_RecalculatesValueIfCacheKeyChanges()
{
// Arrange - 1
var id = "unique-id";
var childContent1 = "original-child-content";
var cache = new MemoryCache(new MemoryCacheOptions());
var tagHelperContext1 = GetTagHelperContext(id);
var tagHelperOutput1 = GetTagHelperOutput(childContent: childContent1);
tagHelperOutput1.PreContent.Append("<cache>");
tagHelperOutput1.PostContent.SetContent("</cache>");
var cacheTagHelper1 = new CacheTagHelper(cache, new HtmlTestEncoder())
{
VaryByCookie = "cookie1,cookie2",
ViewContext = GetViewContext(),
};
cacheTagHelper1.ViewContext.HttpContext.Request.Headers["Cookie"] = "cookie1=value1;cookie2=value2";
// Act - 1
await cacheTagHelper1.ProcessAsync(tagHelperContext1, tagHelperOutput1);
// Assert - 1
Assert.Empty(tagHelperOutput1.PreContent.GetContent());
Assert.Empty(tagHelperOutput1.PostContent.GetContent());
Assert.True(tagHelperOutput1.IsContentModified);
Assert.Equal(childContent1, tagHelperOutput1.Content.GetContent());
// Arrange - 2
var childContent2 = "different-content";
var tagHelperContext2 = GetTagHelperContext(id);
var tagHelperOutput2 = GetTagHelperOutput(childContent: childContent2);
tagHelperOutput2.PreContent.SetContent("<cache>");
tagHelperOutput2.PostContent.SetContent("</cache>");
var cacheTagHelper2 = new CacheTagHelper(cache, new HtmlTestEncoder())
{
VaryByCookie = "cookie1,cookie2",
ViewContext = GetViewContext(),
};
cacheTagHelper2.ViewContext.HttpContext.Request.Headers["Cookie"] = "cookie1=value1;cookie2=not-value2";
// Act - 2
await cacheTagHelper2.ProcessAsync(tagHelperContext2, tagHelperOutput2);
// Assert - 2
Assert.Empty(tagHelperOutput2.PreContent.GetContent());
Assert.Empty(tagHelperOutput2.PostContent.GetContent());
Assert.True(tagHelperOutput2.IsContentModified);
Assert.Equal(childContent2, tagHelperOutput2.Content.GetContent());
}
[Fact]
public void UpdateCacheEntryOptions_SetsAbsoluteExpiration_IfExpiresOnIsSet()
{
// Arrange
var expiresOn = DateTimeOffset.UtcNow.AddMinutes(4);
var cache = new MemoryCache(new MemoryCacheOptions());
var cacheTagHelper = new CacheTagHelper(cache, new HtmlTestEncoder())
{
ExpiresOn = expiresOn
};
// Act
var cacheEntryOptions = cacheTagHelper.GetMemoryCacheEntryOptions();
// Assert
Assert.Equal(expiresOn, cacheEntryOptions.AbsoluteExpiration);
}
[Fact]
public void UpdateCacheEntryOptions_SetsAbsoluteExpiration_IfExpiresAfterIsSet()
{
// Arrange
var expiresAfter = TimeSpan.FromSeconds(42);
var cache = new MemoryCache(new MemoryCacheOptions());
var cacheTagHelper = new CacheTagHelper(cache, new HtmlTestEncoder())
{
ExpiresAfter = expiresAfter
};
// Act
var cacheEntryOptions = cacheTagHelper.GetMemoryCacheEntryOptions();
// Assert
Assert.Equal(expiresAfter, cacheEntryOptions.AbsoluteExpirationRelativeToNow);
}
[Fact]
public void UpdateCacheEntryOptions_SetsSlidingExpiration_IfExpiresSlidingIsSet()
{
// Arrange
var expiresSliding = TimeSpan.FromSeconds(37);
var cache = new MemoryCache(new MemoryCacheOptions());
var cacheTagHelper = new CacheTagHelper(cache, new HtmlTestEncoder())
{
ExpiresSliding = expiresSliding
};
// Act
var cacheEntryOptions = cacheTagHelper.GetMemoryCacheEntryOptions();
// Assert
Assert.Equal(expiresSliding, cacheEntryOptions.SlidingExpiration);
}
[Fact]
public void UpdateCacheEntryOptions_SetsCachePreservationPriority()
{
// Arrange
var priority = CacheItemPriority.High;
var cache = new MemoryCache(new MemoryCacheOptions());
var cacheTagHelper = new CacheTagHelper(cache, new HtmlTestEncoder())
{
Priority = priority
};
// Act
var cacheEntryOptions = cacheTagHelper.GetMemoryCacheEntryOptions();
// Assert
Assert.Equal(priority, cacheEntryOptions.Priority);
}
[Fact]
public async Task ProcessAsync_UsesExpiresAfter_ToExpireCacheEntry()
{
// Arrange - 1
var currentTime = new DateTimeOffset(2010, 1, 1, 0, 0, 0, TimeSpan.Zero);
var id = "unique-id";
var childContent1 = "original-child-content";
var clock = new Mock<ISystemClock>();
clock.SetupGet(p => p.UtcNow)
.Returns(() => currentTime);
var cache = new MemoryCache(new MemoryCacheOptions { Clock = clock.Object });
var tagHelperContext1 = GetTagHelperContext(id);
var tagHelperOutput1 = GetTagHelperOutput(childContent: childContent1);
tagHelperOutput1.PreContent.SetContent("<cache>");
tagHelperOutput1.PostContent.SetContent("</cache>");
var cacheTagHelper1 = new CacheTagHelper(cache, new HtmlTestEncoder())
{
ViewContext = GetViewContext(),
ExpiresAfter = TimeSpan.FromMinutes(10)
};
// Act - 1
await cacheTagHelper1.ProcessAsync(tagHelperContext1, tagHelperOutput1);
// Assert - 1
Assert.Empty(tagHelperOutput1.PreContent.GetContent());
Assert.Empty(tagHelperOutput1.PostContent.GetContent());
Assert.True(tagHelperOutput1.IsContentModified);
Assert.Equal(childContent1, tagHelperOutput1.Content.GetContent());
// Arrange - 2
var childContent2 = "different-content";
var tagHelperContext2 = GetTagHelperContext(id);
var tagHelperOutput2 = GetTagHelperOutput(childContent: childContent2);
tagHelperOutput2.PreContent.SetContent("<cache>");
tagHelperOutput2.PostContent.SetContent("</cache>");
var cacheTagHelper2 = new CacheTagHelper(cache, new HtmlTestEncoder())
{
ViewContext = GetViewContext(),
ExpiresAfter = TimeSpan.FromMinutes(10)
};
currentTime = currentTime.AddMinutes(11);
// Act - 2
await cacheTagHelper2.ProcessAsync(tagHelperContext2, tagHelperOutput2);
// Assert - 2
Assert.Empty(tagHelperOutput2.PreContent.GetContent());
Assert.Empty(tagHelperOutput2.PostContent.GetContent());
Assert.True(tagHelperOutput2.IsContentModified);
Assert.Equal(childContent2, tagHelperOutput2.Content.GetContent());
}
[Fact]
public async Task ProcessAsync_UsesExpiresOn_ToExpireCacheEntry()
{
// Arrange - 1
var currentTime = new DateTimeOffset(2010, 1, 1, 0, 0, 0, TimeSpan.Zero);
var id = "unique-id";
var childContent1 = "original-child-content";
var clock = new Mock<ISystemClock>();
clock.SetupGet(p => p.UtcNow)
.Returns(() => currentTime);
var cache = new MemoryCache(new MemoryCacheOptions { Clock = clock.Object });
var tagHelperContext1 = GetTagHelperContext(id);
var tagHelperOutput1 = GetTagHelperOutput(childContent: childContent1);
tagHelperOutput1.PreContent.SetContent("<cache>");
tagHelperOutput1.PostContent.SetContent("</cache>");
var cacheTagHelper1 = new CacheTagHelper(cache, new HtmlTestEncoder())
{
ViewContext = GetViewContext(),
ExpiresOn = currentTime.AddMinutes(5)
};
// Act - 1
await cacheTagHelper1.ProcessAsync(tagHelperContext1, tagHelperOutput1);
// Assert - 1
Assert.Empty(tagHelperOutput1.PreContent.GetContent());
Assert.Empty(tagHelperOutput1.PostContent.GetContent());
Assert.True(tagHelperOutput1.IsContentModified);
Assert.Equal(childContent1, tagHelperOutput1.Content.GetContent());
// Arrange - 2
currentTime = currentTime.AddMinutes(5).AddSeconds(2);
var childContent2 = "different-content";
var tagHelperContext2 = GetTagHelperContext(id);
var tagHelperOutput2 = GetTagHelperOutput(childContent: childContent2);
tagHelperOutput2.PreContent.SetContent("<cache>");
tagHelperOutput2.PostContent.SetContent("</cache>");
var cacheTagHelper2 = new CacheTagHelper(cache, new HtmlTestEncoder())
{
ViewContext = GetViewContext(),
ExpiresOn = currentTime.AddMinutes(5)
};
// Act - 2
await cacheTagHelper2.ProcessAsync(tagHelperContext2, tagHelperOutput2);
// Assert - 2
Assert.Empty(tagHelperOutput2.PreContent.GetContent());
Assert.Empty(tagHelperOutput2.PostContent.GetContent());
Assert.True(tagHelperOutput2.IsContentModified);
Assert.Equal(childContent2, tagHelperOutput2.Content.GetContent());
}
[Fact]
public async Task ProcessAsync_UsesExpiresSliding_ToExpireCacheEntryWithSlidingExpiration()
{
// Arrange - 1
var currentTime = new DateTimeOffset(2010, 1, 1, 0, 0, 0, TimeSpan.Zero);
var id = "unique-id";
var childContent1 = "original-child-content";
var clock = new Mock<ISystemClock>();
clock.SetupGet(p => p.UtcNow)
.Returns(() => currentTime);
var cache = new MemoryCache(new MemoryCacheOptions { Clock = clock.Object });
var tagHelperContext1 = GetTagHelperContext(id);
var tagHelperOutput1 = GetTagHelperOutput(childContent: childContent1);
tagHelperOutput1.PreContent.SetContent("<cache>");
tagHelperOutput1.PostContent.SetContent("</cache>");
var cacheTagHelper1 = new CacheTagHelper(cache, new HtmlTestEncoder())
{
ViewContext = GetViewContext(),
ExpiresSliding = TimeSpan.FromSeconds(30)
};
// Act - 1
await cacheTagHelper1.ProcessAsync(tagHelperContext1, tagHelperOutput1);
// Assert - 1
Assert.Empty(tagHelperOutput1.PreContent.GetContent());
Assert.Empty(tagHelperOutput1.PostContent.GetContent());
Assert.True(tagHelperOutput1.IsContentModified);
Assert.Equal(childContent1, tagHelperOutput1.Content.GetContent());
// Arrange - 2
currentTime = currentTime.AddSeconds(35);
var childContent2 = "different-content";
var tagHelperContext2 = GetTagHelperContext(id);
var tagHelperOutput2 = GetTagHelperOutput(childContent: childContent2);
tagHelperOutput2.PreContent.SetContent("<cache>");
tagHelperOutput2.PostContent.SetContent("</cache>");
var cacheTagHelper2 = new CacheTagHelper(cache, new HtmlTestEncoder())
{
ViewContext = GetViewContext(),
ExpiresSliding = TimeSpan.FromSeconds(30)
};
// Act - 2
await cacheTagHelper2.ProcessAsync(tagHelperContext2, tagHelperOutput2);
// Assert - 2
Assert.Empty(tagHelperOutput2.PreContent.GetContent());
Assert.Empty(tagHelperOutput2.PostContent.GetContent());
Assert.True(tagHelperOutput2.IsContentModified);
Assert.Equal(childContent2, tagHelperOutput2.Content.GetContent());
}
[Fact]
public async Task ProcessAsync_FlowsEntryLinkThatAllowsAddingTriggersToAddedEntry()
{
// Arrange
var id = "some-id";
var expectedContent = new DefaultTagHelperContent();
expectedContent.SetContent("some-content");
var tokenSource = new CancellationTokenSource();
var cache = new MemoryCache(new MemoryCacheOptions());
var cacheEntryOptions = new MemoryCacheEntryOptions()
.AddExpirationToken(new CancellationChangeToken(tokenSource.Token));
var tagHelperContext = new TagHelperContext(
allAttributes: new TagHelperAttributeList(),
items: new Dictionary<object, object>(),
uniqueId: id);
var tagHelperOutput = new TagHelperOutput(
"cache",
new TagHelperAttributeList { { "attr", "value" } },
getChildContentAsync: (useCachedResult, encoder) =>
{
TagHelperContent tagHelperContent;
if (!cache.TryGetValue("key1", out tagHelperContent))
{
tagHelperContent = expectedContent;
cache.Set("key1", tagHelperContent, cacheEntryOptions);
}
return Task.FromResult(tagHelperContent);
});
tagHelperOutput.PreContent.SetContent("<cache>");
tagHelperOutput.PostContent.SetContent("</cache>");
var cacheTagHelper = new CacheTagHelper(cache, new HtmlTestEncoder())
{
ViewContext = GetViewContext(),
};
var cacheTagKey = CacheTagKey.From(cacheTagHelper, tagHelperContext);
var key = cacheTagKey.GenerateKey();
// Act - 1
await cacheTagHelper.ProcessAsync(tagHelperContext, tagHelperOutput);
Task<IHtmlContent> cachedValue;
var result = cache.TryGetValue(cacheTagKey, out cachedValue);
// Assert - 1
Assert.Equal("HtmlEncode[[some-content]]", tagHelperOutput.Content.GetContent());
Assert.True(result);
// Act - 2
tokenSource.Cancel();
result = cache.TryGetValue(cacheTagKey, out cachedValue);
// Assert - 2
Assert.False(result);
Assert.Null(cachedValue);
}
[Fact]
public async Task ProcessAsync_ComputesValueOnce_WithConcurrentRequests()
{
// Arrange
var id = "unique-id";
var childContent = "some-content";
var resetEvent1 = new ManualResetEvent(false);
var resetEvent2 = new ManualResetEvent(false);
var resetEvent3 = new ManualResetEvent(false);
var calls = 0;
var cache = new MemoryCache(new MemoryCacheOptions());
var tagHelperContext1 = GetTagHelperContext(id + 1);
var tagHelperContext2 = GetTagHelperContext(id + 2);
var tagHelperOutput1 = new TagHelperOutput(
"cache",
new TagHelperAttributeList(),
getChildContentAsync: (useCachedResult, encoder) =>
{
calls++;
resetEvent2.Set();
var tagHelperContent = new DefaultTagHelperContent();
tagHelperContent.SetHtmlContent(childContent);
return Task.FromResult<TagHelperContent>(tagHelperContent);
});
var tagHelperOutput2 = new TagHelperOutput(
"cache",
new TagHelperAttributeList(),
getChildContentAsync: (useCachedResult, encoder) =>
{
calls++;
resetEvent3.WaitOne(5000);
var tagHelperContent = new DefaultTagHelperContent();
tagHelperContent.SetHtmlContent(childContent);
return Task.FromResult<TagHelperContent>(tagHelperContent);
});
var cacheTagHelper1 = new CacheTagHelper(cache, new HtmlTestEncoder())
{
ViewContext = GetViewContext(),
Enabled = true
};
var cacheTagHelper2 = new CacheTagHelper(cache, new HtmlTestEncoder())
{
ViewContext = GetViewContext(),
Enabled = true
};
// Act
var task1 = Task.Run(async () =>
{
resetEvent1.WaitOne(5000);
await cacheTagHelper1.ProcessAsync(tagHelperContext1, tagHelperOutput1);
resetEvent3.Set();
});
var task2 = Task.Run(async () =>
{
resetEvent2.WaitOne(5000);
await cacheTagHelper2.ProcessAsync(tagHelperContext1, tagHelperOutput2);
});
resetEvent1.Set();
await Task.WhenAll(task1, task2);
// Assert
Assert.Empty(tagHelperOutput1.PreContent.GetContent());
Assert.Empty(tagHelperOutput1.PostContent.GetContent());
Assert.True(tagHelperOutput1.IsContentModified);
Assert.Equal(childContent, tagHelperOutput1.Content.GetContent());
Assert.Empty(tagHelperOutput2.PreContent.GetContent());
Assert.Empty(tagHelperOutput2.PostContent.GetContent());
Assert.True(tagHelperOutput2.IsContentModified);
Assert.Equal(childContent, tagHelperOutput2.Content.GetContent());
Assert.Equal(1, calls);
}
[Fact]
public async Task ProcessAsync_ExceptionInProcessing_DoesntBlockConcurrentRequests()
{
// Arrange
var id = "unique-id";
var childContent = "some-content";
var resetEvent1 = new ManualResetEvent(false);
var resetEvent2 = new ManualResetEvent(false);
var resetEvent3 = new ManualResetEvent(false);
var calls = 0;
var cache = new MemoryCache(new MemoryCacheOptions());
var tagHelperContext1 = GetTagHelperContext(id + 1);
var tagHelperContext2 = GetTagHelperContext(id + 2);
var tagHelperOutput1 = new TagHelperOutput(
"cache",
new TagHelperAttributeList(),
getChildContentAsync: (useCachedResult, encoder) =>
{
calls++;
resetEvent2.Set();
throw new Exception();
});
var tagHelperOutput2 = new TagHelperOutput(
"cache",
new TagHelperAttributeList(),
getChildContentAsync: (useCachedResult, encoder) =>
{
calls++;
resetEvent3.WaitOne(5000);
var tagHelperContent = new DefaultTagHelperContent();
tagHelperContent.SetHtmlContent(childContent);
return Task.FromResult<TagHelperContent>(tagHelperContent);
});
var cacheTagHelper1 = new CacheTagHelper(cache, new HtmlTestEncoder())
{
ViewContext = GetViewContext(),
Enabled = true
};
var cacheTagHelper2 = new CacheTagHelper(cache, new HtmlTestEncoder())
{
ViewContext = GetViewContext(),
Enabled = true
};
// Act
var task1 = Task.Run(async () =>
{
resetEvent1.WaitOne(5000);
await Assert.ThrowsAsync<Exception>(() => cacheTagHelper1.ProcessAsync(tagHelperContext1, tagHelperOutput1));
resetEvent3.Set();
});
var task2 = Task.Run(async () =>
{
resetEvent2.WaitOne(5000);
await cacheTagHelper2.ProcessAsync(tagHelperContext2, tagHelperOutput2);
});
resetEvent1.Set();
await Task.WhenAll(task1, task2);
// Assert
Assert.Empty(tagHelperOutput1.PreContent.GetContent());
Assert.Empty(tagHelperOutput1.PostContent.GetContent());
Assert.False(tagHelperOutput1.IsContentModified);
Assert.Empty(tagHelperOutput1.Content.GetContent());
Assert.Empty(tagHelperOutput2.PreContent.GetContent());
Assert.Empty(tagHelperOutput2.PostContent.GetContent());
Assert.True(tagHelperOutput2.IsContentModified);
Assert.Equal(childContent, tagHelperOutput2.Content.GetContent());
Assert.Equal(2, calls);
}
private static ViewContext GetViewContext()
{
var actionContext = new ActionContext(new DefaultHttpContext(), new RouteData(), new ActionDescriptor());
return new ViewContext(actionContext,
Mock.Of<IView>(),
new ViewDataDictionary(new EmptyModelMetadataProvider()),
Mock.Of<ITempDataDictionary>(),
TextWriter.Null,
new HtmlHelperOptions());
}
private static TagHelperContext GetTagHelperContext(string id = "testid")
{
return new TagHelperContext(
allAttributes: new TagHelperAttributeList(),
items: new Dictionary<object, object>(),
uniqueId: id);
}
private static TagHelperOutput GetTagHelperOutput(
string tagName = "cache",
TagHelperAttributeList attributes = null,
string childContent = "some child content")
{
attributes = attributes ?? new TagHelperAttributeList { { "attr", "value" } };
return new TagHelperOutput(
tagName,
attributes,
getChildContentAsync: (useCachedResult, encoder) =>
{
var tagHelperContent = new DefaultTagHelperContent();
tagHelperContent.SetHtmlContent(childContent);
return Task.FromResult<TagHelperContent>(tagHelperContent);
});
}
}
}