public void LookupFileInfo_ReturnsTrue_IfFileExists()
{
// Arrange
var options = new StaticFileOptions();
var fileProvider = new TestFileProvider();
fileProvider.AddFile("/foo.txt", new TestFileInfo
{
LastModified = new DateTimeOffset(2014, 1, 2, 3, 4, 5, TimeSpan.Zero)
});
var pathString = new PathString("/test");
var httpContext = new DefaultHttpContext();
httpContext.Request.Path = new PathString("/test/foo.txt");
var validateResult = StaticFileMiddleware.ValidatePath(httpContext, pathString, out var subPath);
var contentTypeResult = StaticFileMiddleware.LookupContentType(new FileExtensionContentTypeProvider(), options, subPath, out var contentType);
var context = new StaticFileContext(httpContext, options, NullLogger.Instance, fileProvider, contentType, subPath);
// Act
var result = context.LookupFileInfo();
// Assert
Assert.True(validateResult);
Assert.True(contentTypeResult);
Assert.True(result);
}
public async Task EnablesHttpsCompression_IfMatched()
{
var options = new StaticFileOptions();
var fileProvider = new TestFileProvider();
fileProvider.AddFile("/foo.txt", new TestFileInfo
{
LastModified = new DateTimeOffset(2014, 1, 2, 3, 4, 5, TimeSpan.Zero)
});
var pathString = new PathString("/test");
var httpContext = new DefaultHttpContext();
var httpsCompressionFeature = new TestHttpsCompressionFeature();
httpContext.Features.Set <IHttpsCompressionFeature>(httpsCompressionFeature);
httpContext.Request.Path = new PathString("/test/foo.txt");
var context = new StaticFileContext(httpContext, options, pathString, NullLogger.Instance, fileProvider, new FileExtensionContentTypeProvider());
context.ValidatePath();
var result = context.LookupFileInfo();
Assert.True(result);
await context.SendAsync();
Assert.Equal(HttpsCompressionMode.Compress, httpsCompressionFeature.Mode);
}
/// <summary>
/// Processes a request to determine if it matches a known file, and if so, serves it.
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public Task Invoke(HttpContext context)
{
var fileContext = new StaticFileContext(context, _options, _matchUrl, _logger, _fileProvider, _contentTypeProvider);
if (!fileContext.ValidateNoEndpoint())
{
_logger.EndpointMatched();
}
else if (!fileContext.ValidateMethod())
{
_logger.RequestMethodNotSupported(context.Request.Method);
}
else if (!fileContext.ValidatePath())
{
_logger.PathMismatch(fileContext.SubPath);
}
else if (!fileContext.LookupContentType())
{
_logger.FileTypeNotSupported(fileContext.SubPath);
}
else if (!fileContext.LookupFileInfo())
{
_logger.FileNotFound(fileContext.SubPath);
}
else
{
// If we get here, we can try to serve the file
return(ServeStaticFile(context, fileContext));
}
return(_next(context));
}
public async Task RequestAborted_DoesntThrow()
{
var options = new StaticFileOptions();
var fileProvider = new TestFileProvider();
fileProvider.AddFile("/foo.txt", new TestFileInfo
{
LastModified = new DateTimeOffset(2014, 1, 2, 3, 4, 5, TimeSpan.Zero)
});
var pathString = new PathString("/test");
var httpContext = new DefaultHttpContext();
httpContext.Request.Path = new PathString("/test/foo.txt");
httpContext.RequestAborted = new CancellationToken(canceled: true);
var body = new MemoryStream();
httpContext.Response.Body = body;
var validateResult = StaticFileMiddleware.ValidatePath(httpContext, pathString, out var subPath);
var contentTypeResult = StaticFileMiddleware.LookupContentType(new FileExtensionContentTypeProvider(), options, subPath, out var contentType);
var context = new StaticFileContext(httpContext, options, NullLogger.Instance, fileProvider, contentType, subPath);
var result = context.LookupFileInfo();
Assert.True(validateResult);
Assert.True(contentTypeResult);
Assert.True(result);
await context.SendAsync();
Assert.Equal(0, body.Length);
}
public void SkipsHttpsCompression_IfNotMatched()
{
var options = new StaticFileOptions();
var fileProvider = new TestFileProvider();
fileProvider.AddFile("/foo.txt", new TestFileInfo
{
LastModified = new DateTimeOffset(2014, 1, 2, 3, 4, 5, TimeSpan.Zero)
});
var pathString = new PathString("/test");
var httpContext = new DefaultHttpContext();
var httpsCompressionFeature = new TestHttpsCompressionFeature();
httpContext.Features.Set <IHttpsCompressionFeature>(httpsCompressionFeature);
httpContext.Request.Path = new PathString("/test/bar.txt");
var validateResult = StaticFileMiddleware.ValidatePath(httpContext, pathString, out var subPath);
var contentTypeResult = StaticFileMiddleware.LookupContentType(new FileExtensionContentTypeProvider(), options, subPath, out var contentType);
var context = new StaticFileContext(httpContext, options, NullLogger.Instance, fileProvider, contentType, subPath);
var result = context.LookupFileInfo();
Assert.True(validateResult);
Assert.True(contentTypeResult);
Assert.False(result);
Assert.Equal(HttpsCompressionMode.Default, httpsCompressionFeature.Mode);
}
/// <summary>
/// Processes a request to determine if it matches a known file, and if so, serves it.
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public Task Invoke(HttpContext context)
{
var fileContext = new StaticFileContext(context, _options, _matchUrl, _logger, _fileProvider, _contentTypeProvider);
if (!fileContext.ValidateMethod())
{
_logger.LogRequestMethodNotSupported(context.Request.Method);
}
else if (!fileContext.ValidatePath())
{
_logger.LogPathMismatch(fileContext.SubPath);
}
else if (!fileContext.LookupContentType())
{
_logger.LogFileTypeNotSupported(fileContext.SubPath);
}
else if (!fileContext.LookupFileInfo())
{
_logger.LogFileNotFound(fileContext.SubPath);
}
else
{
// If we get here, we can try to serve the file
fileContext.ComprehendRequestHeaders();
switch (fileContext.GetPreconditionState())
{
case StaticFileContext.PreconditionState.Unspecified:
case StaticFileContext.PreconditionState.ShouldProcess:
if (fileContext.IsHeadMethod)
{
return(fileContext.SendStatusAsync(Constants.Status200Ok));
}
if (fileContext.IsRangeRequest)
{
return(fileContext.SendRangeAsync());
}
_logger.LogFileServed(fileContext.SubPath, fileContext.PhysicalPath);
return(fileContext.SendAsync());
case StaticFileContext.PreconditionState.NotModified:
_logger.LogPathNotModified(fileContext.SubPath);
return(fileContext.SendStatusAsync(Constants.Status304NotModified));
case StaticFileContext.PreconditionState.PreconditionFailed:
_logger.LogPreconditionFailed(fileContext.SubPath);
return(fileContext.SendStatusAsync(Constants.Status412PreconditionFailed));
default:
var exception = new NotImplementedException(fileContext.GetPreconditionState().ToString());
Debug.Fail(exception.ToString());
throw exception;
}
}
return(_next(context));
}
public void LookupFileInfo_ReturnsFalse_IfFileDoesNotExist()
{
// Arrange
var options = new StaticFileOptions();
var context = new StaticFileContext(new DefaultHttpContext(), options, PathString.Empty, NullLogger.Instance, new TestFileProvider(), new FileExtensionContentTypeProvider());
// Act
var validateResult = context.ValidatePath();
var lookupResult = context.LookupFileInfo();
// Assert
Assert.True(validateResult);
Assert.False(lookupResult);
}
private Task TryServeStaticFile(HttpContext context, string?contentType, PathString subPath)
{
var fileContext = new StaticFileContext(context, _options, _logger, _fileProvider, contentType, subPath);
if (!fileContext.LookupFileInfo())
{
_logger.FileNotFound(fileContext.SubPath);
}
else
{
// If we get here, we can try to serve the file
return(fileContext.ServeStaticFile(context, _next));
}
return(_next(context));
}
public void LookupFileInfo_ReturnsFalse_IfFileDoesNotExist()
{
// Arrange
var options = new StaticFileOptions();
var httpContext = new DefaultHttpContext();
var pathString = PathString.Empty;
var validateResult = StaticFileMiddleware.ValidatePath(httpContext, pathString, out var subPath);
var contentTypeResult = StaticFileMiddleware.LookupContentType(new FileExtensionContentTypeProvider(), options, subPath, out var contentType);
var context = new StaticFileContext(httpContext, options, NullLogger.Instance, new TestFileProvider(), contentType, subPath);
// Act
var lookupResult = context.LookupFileInfo();
// Assert
Assert.True(validateResult);
Assert.False(contentTypeResult);
Assert.False(lookupResult);
}
