public void ContentIsNotModified_IfNoneMatch_Overrides_IfModifiedSince_ToFalse()
{
var utcNow = DateTimeOffset.UtcNow;
var sink = new TestSink();
var context = TestUtils.CreateTestContext(sink);
context.CachedResponseHeaders = new HeaderDictionary();
// This would pass the IfModifiedSince checks
context.HttpContext.Request.Headers.IfModifiedSince = HeaderUtilities.FormatDate(utcNow);
context.CachedResponseHeaders[HeaderNames.LastModified] = HeaderUtilities.FormatDate(utcNow - TimeSpan.FromSeconds(10));
context.HttpContext.Request.Headers.IfNoneMatch = "\"E1\"";
Assert.False(ResponseCachingMiddleware.ContentIsNotModified(context));
Assert.Empty(sink.Writes);
}
public static void ClearResponseCache()
{
if (Instance != null)
{
ResponseCachingOptions options = (ResponseCachingOptions)(typeof(ResponseCachingMiddleware).GetField("_options", BindingFlags.Instance | BindingFlags.NonPublic).GetValue(Instance));
long sizeLimit = options.SizeLimit;
var newResponseCachingMiddleware = new ResponseCachingMiddleware((context) => Task.CompletedTask, Options, LoggerFactory, PoolProvider);
var fieldInfo = typeof(ResponseCachingMiddleware).GetField("_cache", BindingFlags.Instance | BindingFlags.NonPublic);
var newCache = fieldInfo.GetValue(newResponseCachingMiddleware);
fieldInfo.SetValue(Instance, newCache);
}
}
public void ContentIsNotModified_IfNoneMatch_Overrides_IfModifiedSince_ToTrue()
{
var utcNow = DateTimeOffset.UtcNow;
var sink = new TestSink();
var context = TestUtils.CreateTestContext(sink);
context.CachedResponseHeaders = new HeaderDictionary();
// This would fail the IfModifiedSince checks
context.HttpContext.Request.Headers[HeaderNames.IfModifiedSince] = HeaderUtilities.FormatDate(utcNow);
context.CachedResponseHeaders[HeaderNames.LastModified] = HeaderUtilities.FormatDate(utcNow + TimeSpan.FromSeconds(10));
context.HttpContext.Request.Headers[HeaderNames.IfNoneMatch] = EntityTagHeaderValue.Any.ToString();
Assert.True(ResponseCachingMiddleware.ContentIsNotModified(context));
TestUtils.AssertLoggedMessages(
sink.Writes,
LoggedMessage.NotModifiedIfNoneMatchStar);
}
public void Setup()
{
_middleware = new ResponseCachingMiddleware(
async context => {
context.Response.Headers.CacheControl = _cacheControl;
await context.Response.BodyWriter.WriteAsync(new ReadOnlyMemory <byte>(_data, 0, Size));
},
Options.Create(new ResponseCachingOptions
{
SizeLimit = int.MaxValue, // ~2GB
MaximumBodySize = 1 * 1024 * 1024,
}),
NullLoggerFactory.Instance,
new DefaultObjectPoolProvider()
);
// no need to actually cache as there is a warm-up fase
}
