public async Task WriteFileAsync_PreconditionStateShouldProcess_WritesRangeRequested_IfRangeProcessingOn(long?start, long?end, string expectedString, long contentLength)
{
// Arrange
var contentType = "text/plain";
var lastModified = new DateTimeOffset();
var entityTag = new EntityTagHeaderValue("\"Etag\"");
var byteArray = Encoding.ASCII.GetBytes("Hello World");
var readStream = new MemoryStream(byteArray);
readStream.SetLength(11);
var result = new FileStreamResult(readStream, contentType)
{
LastModified = lastModified,
EntityTag = entityTag,
};
var httpContext = GetHttpContext();
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.Range = new RangeHeaderValue(start, end);
requestHeaders.IfMatch = new[]
{
new EntityTagHeaderValue("\"Etag\""),
};
httpContext.Request.Method = HttpMethods.Get;
httpContext.Response.Body = new MemoryStream();
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
await result.ExecuteResultAsync(actionContext);
// Assert
start = start ?? 11 - end;
end = start + contentLength - 1;
var httpResponse = actionContext.HttpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
var contentRange = new ContentRangeHeaderValue(start.Value, end.Value, byteArray.Length);
Assert.Equal(lastModified.ToString("R"), httpResponse.Headers[HeaderNames.LastModified]);
Assert.Equal(entityTag.ToString(), httpResponse.Headers[HeaderNames.ETag]);
if (AppContext.TryGetSwitch(FileResultExecutorBase.EnableRangeProcessingSwitch, out var enableRangeProcessingSwitch) &&
enableRangeProcessingSwitch)
{
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers[HeaderNames.AcceptRanges]);
Assert.Equal(contentRange.ToString(), httpResponse.Headers[HeaderNames.ContentRange]);
Assert.Equal(contentLength, httpResponse.ContentLength);
Assert.Equal(expectedString, body);
}
else
{
Assert.Equal(StatusCodes.Status200OK, httpResponse.StatusCode);
Assert.Equal("Hello World", body);
}
}
public override Task ExecuteResultAsync(ActionContext context)
{
context.HttpContext.Response.Headers.Add("Accept-Ranges", "items");
context.HttpContext.Response.Headers.Add("Content-Range", _range.ToString());
return(base.ExecuteResultAsync(context));
}
public async Task WriteFileAsync_WritesRangeRequested(long?start, long?end, long contentLength)
{
// Arrange
var path = Path.GetFullPath(Path.Combine("TestFiles", "FilePathResultTestFile.txt"));
var sendFile = new TestSendFileFeature();
var httpContext = GetHttpContext();
httpContext.Features.Set <IHttpResponseBodyFeature>(sendFile);
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.IfModifiedSince = DateTimeOffset.MinValue;
requestHeaders.Range = new RangeHeaderValue(start, end);
httpContext.Request.Method = HttpMethods.Get;
// Act
await ExecuteAsync(httpContext, path, "text/plain", enableRangeProcessing : true);
// Assert
var startResult = start ?? 34 - end;
var endResult = startResult + contentLength - 1;
var httpResponse = httpContext.Response;
var contentRange = new ContentRangeHeaderValue(startResult.Value, endResult.Value, 34);
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.NotEmpty(httpResponse.Headers.LastModified);
Assert.Equal(contentLength, httpResponse.ContentLength);
Assert.Equal(Path.GetFullPath(Path.Combine("TestFiles", "FilePathResultTestFile.txt")), sendFile.Name);
Assert.Equal(startResult, sendFile.Offset);
Assert.Equal((long?)contentLength, sendFile.Length);
}
public static async Task WriteFileAsync_IfRangeHeaderValid_WritesRangeRequest <TContext>(
Func <FileContentResult, TContext, Task> function)
{
// Arrange
var contentType = "text/plain";
var lastModified = DateTimeOffset.MinValue;
var entityTag = new EntityTagHeaderValue("\"Etag\"");
var byteArray = Encoding.ASCII.GetBytes("Hello World");
var result = new FileContentResult(byteArray, contentType)
{
LastModified = lastModified,
EntityTag = entityTag,
EnableRangeProcessing = true,
};
var httpContext = GetHttpContext();
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.IfMatch = new[]
{
new EntityTagHeaderValue("\"Etag\""),
};
requestHeaders.Range = new RangeHeaderValue(0, 4);
requestHeaders.IfRange = new RangeConditionHeaderValue(DateTimeOffset.MinValue);
httpContext.Request.Method = HttpMethods.Get;
httpContext.Response.Body = new MemoryStream();
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
object context = typeof(TContext) == typeof(HttpContext) ? httpContext : actionContext;
await function(result, (TContext)context);
// Assert
var httpResponse = actionContext.HttpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
Assert.Equal(lastModified.ToString("R"), httpResponse.Headers.LastModified);
Assert.Equal(entityTag.ToString(), httpResponse.Headers.ETag);
if (result.EnableRangeProcessing)
{
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
var contentRange = new ContentRangeHeaderValue(0, 4, byteArray.Length);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.Equal(5, httpResponse.ContentLength);
Assert.Equal("Hello", body);
}
else
{
Assert.Equal(StatusCodes.Status200OK, httpResponse.StatusCode);
Assert.Equal(11, httpResponse.ContentLength);
Assert.Equal("Hello World", body);
}
}
public async Task WriteFileAsync_IfRangeHeaderValid_WritesRequestedRange()
{
// Arrange
var path = Path.GetFullPath(Path.Combine("TestFiles", "FilePathResultTestFile.txt"));
var entityTag = new EntityTagHeaderValue("\"Etag\"");
var sendFile = new TestSendFileFeature();
var httpContext = GetHttpContext();
httpContext.Features.Set <IHttpResponseBodyFeature>(sendFile);
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.IfModifiedSince = DateTimeOffset.MinValue;
requestHeaders.Range = new RangeHeaderValue(0, 3);
requestHeaders.IfRange = new RangeConditionHeaderValue(new EntityTagHeaderValue("\"Etag\""));
httpContext.Request.Method = HttpMethods.Get;
// Act
await ExecuteAsync(httpContext, path, "text/plain", entityTag : entityTag, enableRangeProcessing : true);
// Assert
var httpResponse = httpContext.Response;
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
var contentRange = new ContentRangeHeaderValue(0, 3, 34);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.NotEmpty(httpResponse.Headers.LastModified);
Assert.Equal(entityTag.ToString(), httpResponse.Headers.ETag);
Assert.Equal(4, httpResponse.ContentLength);
Assert.Equal(Path.GetFullPath(Path.Combine("TestFiles", "FilePathResultTestFile.txt")), sendFile.Name);
Assert.Equal(0, sendFile.Offset);
Assert.Equal(4, sendFile.Length);
}
public async Task WriteFileAsync_RangeRequestedNotSatisfiable(string rangeString)
{
// Arrange
var path = Path.GetFullPath(Path.Combine("TestFiles", "FilePathResultTestFile.txt"));
var result = new TestPhysicalFileResult(path, "text/plain");
var httpContext = GetHttpContext();
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.IfModifiedSince = DateTimeOffset.MinValue;
httpContext.Request.Headers[HeaderNames.Range] = rangeString;
httpContext.Request.Method = HttpMethods.Get;
httpContext.Response.Body = new MemoryStream();
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
await result.ExecuteResultAsync(actionContext);
// Assert
var httpResponse = actionContext.HttpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
var contentRange = new ContentRangeHeaderValue(34);
Assert.Equal(StatusCodes.Status416RangeNotSatisfiable, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers[HeaderNames.AcceptRanges]);
Assert.Equal(contentRange.ToString(), httpResponse.Headers[HeaderNames.ContentRange]);
Assert.NotEmpty(httpResponse.Headers[HeaderNames.LastModified]);
Assert.Empty(body);
}
public async Task WriteFileAsync_WritesRangeRequested(long?start, long?end, string expectedString, long contentLength)
{
// Arrange
var path = Path.GetFullPath(Path.Combine("TestFiles", "FilePathResultTestFile.txt"));
var result = new TestPhysicalFileResult(path, "text/plain");
var httpContext = GetHttpContext();
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.IfModifiedSince = DateTimeOffset.MinValue;
requestHeaders.Range = new RangeHeaderValue(start, end);
httpContext.Request.Method = HttpMethods.Get;
httpContext.Response.Body = new MemoryStream();
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
await result.ExecuteResultAsync(actionContext);
// Assert
start = start ?? 34 - end;
end = start + contentLength - 1;
var httpResponse = actionContext.HttpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
var contentRange = new ContentRangeHeaderValue(start.Value, end.Value, 34);
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers[HeaderNames.AcceptRanges]);
Assert.Equal(contentRange.ToString(), httpResponse.Headers[HeaderNames.ContentRange]);
Assert.NotEmpty(httpResponse.Headers[HeaderNames.LastModified]);
Assert.Equal(contentLength, httpResponse.ContentLength);
Assert.Equal(expectedString, body);
}
public async Task WriteFileAsync_PreconditionStateUnspecified_RangeRequestedNotSatisfiable(string rangeString)
{
// Arrange
var contentType = "text/plain";
var lastModified = new DateTimeOffset();
var entityTag = new EntityTagHeaderValue("\"Etag\"");
var byteArray = Encoding.ASCII.GetBytes("Hello World");
var httpContext = GetHttpContext();
httpContext.Request.Headers.Range = rangeString;
httpContext.Request.Method = HttpMethods.Get;
httpContext.Response.Body = new MemoryStream();
// Act
await ExecuteAsync(httpContext, byteArray, contentType, lastModified, entityTag, enableRangeProcessing : true);
// Assert
var httpResponse = httpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
var contentRange = new ContentRangeHeaderValue(byteArray.Length);
Assert.Equal(lastModified.ToString("R"), httpResponse.Headers.LastModified);
Assert.Equal(entityTag.ToString(), httpResponse.Headers.ETag);
Assert.Equal(StatusCodes.Status416RangeNotSatisfiable, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.Equal(0, httpResponse.ContentLength);
Assert.Empty(body);
}
public async Task WriteFileAsync_RangeRequestedNotSatisfiable(string rangeString)
{
// Arrange
var path = Path.GetFullPath(Path.Combine("TestFiles", "FilePathResultTestFile.txt"));
var httpContext = GetHttpContext();
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.IfModifiedSince = DateTimeOffset.MinValue;
httpContext.Request.Headers.Range = rangeString;
httpContext.Request.Method = HttpMethods.Get;
httpContext.Response.Body = new MemoryStream();
// Act
await ExecuteAsync(httpContext, path, "text/plain", enableRangeProcessing : true);
// Assert
var httpResponse = httpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
var contentRange = new ContentRangeHeaderValue(34);
Assert.Equal(StatusCodes.Status416RangeNotSatisfiable, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.NotEmpty(httpResponse.Headers.LastModified);
Assert.Equal(0, httpResponse.ContentLength);
Assert.Empty(body);
}
public static async Task ExecuteResultAsync_CallsSendFileAsyncWithRequestedRange_IfIHttpSendFilePresent <TContext>(
long?start,
long?end,
string expectedString,
long contentLength,
Func <VirtualFileResult, TContext, Task> function)
{
// Arrange
var path = Path.Combine("TestFiles", "FilePathResultTestFile.txt");
var result = new TestVirtualFileResult(path, "text/plain")
{
FileProvider = GetFileProvider(path),
EnableRangeProcessing = true,
};
var sendFile = new TestSendFileFeature();
var httpContext = GetHttpContext();
httpContext.Features.Set <IHttpResponseBodyFeature>(sendFile);
var context = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
var appEnvironment = new Mock <IWebHostEnvironment>();
appEnvironment.Setup(app => app.WebRootFileProvider)
.Returns(GetFileProvider(path));
httpContext.RequestServices = new ServiceCollection()
.AddSingleton(appEnvironment.Object)
.AddTransient <IActionResultExecutor <VirtualFileResult>, TestVirtualFileResultExecutor>()
.AddTransient <ILoggerFactory, LoggerFactory>()
.BuildServiceProvider();
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.Range = new RangeHeaderValue(start, end);
requestHeaders.IfUnmodifiedSince = DateTimeOffset.MinValue.AddDays(1);
httpContext.Request.Method = HttpMethods.Get;
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
object functionContext = typeof(TContext) == typeof(HttpContext) ? httpContext : actionContext;
await function(result, (TContext)functionContext);
// Assert
start = start ?? 33 - end;
end = start + contentLength - 1;
var httpResponse = actionContext.HttpContext.Response;
Assert.Equal(Path.Combine("TestFiles", "FilePathResultTestFile.txt"), sendFile.Name);
Assert.Equal(start, sendFile.Offset);
Assert.Equal(contentLength, sendFile.Length);
Assert.Equal(CancellationToken.None, sendFile.Token);
var contentRange = new ContentRangeHeaderValue(start.Value, end.Value, 33);
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.NotEmpty(httpResponse.Headers.LastModified);
Assert.Equal(contentLength, httpResponse.ContentLength);
}
public async Task WriteFileAsync_IfRangeHeaderValid_WritesRangeRequest_IfRangeProcessingOn()
{
// Arrange
var contentType = "text/plain";
var lastModified = DateTimeOffset.MinValue;
var entityTag = new EntityTagHeaderValue("\"Etag\"");
var byteArray = Encoding.ASCII.GetBytes("Hello World");
var result = new FileContentResult(byteArray, contentType)
{
LastModified = lastModified,
EntityTag = entityTag
};
var httpContext = GetHttpContext();
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.IfMatch = new[]
{
new EntityTagHeaderValue("\"Etag\""),
};
requestHeaders.Range = new RangeHeaderValue(0, 4);
requestHeaders.IfRange = new RangeConditionHeaderValue(DateTimeOffset.MinValue);
httpContext.Request.Method = HttpMethods.Get;
httpContext.Response.Body = new MemoryStream();
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
await result.ExecuteResultAsync(actionContext);
// Assert
var httpResponse = actionContext.HttpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
Assert.Equal(lastModified.ToString("R"), httpResponse.Headers[HeaderNames.LastModified]);
Assert.Equal(entityTag.ToString(), httpResponse.Headers[HeaderNames.ETag]);
if (AppContext.TryGetSwitch(FileResultExecutorBase.EnableRangeProcessingSwitch, out var enableRangeProcessingSwitch) &&
enableRangeProcessingSwitch)
{
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers[HeaderNames.AcceptRanges]);
var contentRange = new ContentRangeHeaderValue(0, 4, byteArray.Length);
Assert.Equal(contentRange.ToString(), httpResponse.Headers[HeaderNames.ContentRange]);
Assert.Equal(5, httpResponse.ContentLength);
Assert.Equal("Hello", body);
}
else
{
Assert.Equal(StatusCodes.Status200OK, httpResponse.StatusCode);
Assert.Equal(11, httpResponse.ContentLength);
Assert.Equal("Hello World", body);
}
}
public async Task WriteFileAsync_RangeRequested_FileLengthZeroOrNull(long?fileLength)
{
// Arrange
var contentType = "text/plain";
var lastModified = new DateTimeOffset();
var entityTag = new EntityTagHeaderValue("\"Etag\"");
var byteArray = Encoding.ASCII.GetBytes("");
var readStream = new MemoryStream(byteArray);
fileLength = fileLength ?? 0L;
readStream.SetLength(fileLength.Value);
var result = new FileStreamResult(readStream, contentType)
{
LastModified = lastModified,
EntityTag = entityTag,
};
var httpContext = GetHttpContext();
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.Range = new RangeHeaderValue(0, 5);
requestHeaders.IfMatch = new[]
{
new EntityTagHeaderValue("\"Etag\""),
};
httpContext.Request.Method = HttpMethods.Get;
httpContext.Response.Body = new MemoryStream();
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
await result.ExecuteResultAsync(actionContext);
// Assert
var httpResponse = actionContext.HttpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
Assert.Equal(lastModified.ToString("R"), httpResponse.Headers[HeaderNames.LastModified]);
Assert.Equal(entityTag.ToString(), httpResponse.Headers[HeaderNames.ETag]);
if (AppContext.TryGetSwitch(FileResultExecutorBase.EnableRangeProcessingSwitch, out var enableRangeProcessingSwitch) &&
enableRangeProcessingSwitch)
{
var contentRange = new ContentRangeHeaderValue(byteArray.Length);
Assert.Equal(StatusCodes.Status416RangeNotSatisfiable, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers[HeaderNames.AcceptRanges]);
Assert.Equal(contentRange.ToString(), httpResponse.Headers[HeaderNames.ContentRange]);
Assert.Empty(body);
}
else
{
Assert.Equal(StatusCodes.Status200OK, httpResponse.StatusCode);
Assert.Empty(body);
}
}
public static async Task WriteFileAsync_PreconditionStateShouldProcess_WritesRangeRequested <TContext>(
long?start,
long?end,
string expectedString,
long contentLength,
Func <FileContentResult, TContext, Task> function)
{
// Arrange
var contentType = "text/plain";
var lastModified = new DateTimeOffset();
var entityTag = new EntityTagHeaderValue("\"Etag\"");
var byteArray = Encoding.ASCII.GetBytes("Hello World");
var result = new FileContentResult(byteArray, contentType)
{
LastModified = lastModified,
EntityTag = entityTag,
EnableRangeProcessing = true,
};
var httpContext = GetHttpContext();
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.Range = new RangeHeaderValue(start, end);
requestHeaders.IfMatch = new[]
{
new EntityTagHeaderValue("\"Etag\""),
};
httpContext.Request.Method = HttpMethods.Get;
httpContext.Response.Body = new MemoryStream();
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
object context = typeof(TContext) == typeof(HttpContext) ? httpContext : actionContext;
await function(result, (TContext)context);
// Assert
start = start ?? 11 - end;
end = start + contentLength - 1;
var httpResponse = actionContext.HttpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
Assert.Equal(lastModified.ToString("R"), httpResponse.Headers.LastModified);
Assert.Equal(entityTag.ToString(), httpResponse.Headers.ETag);
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
var contentRange = new ContentRangeHeaderValue(start.Value, end.Value, byteArray.Length);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.Equal(contentLength, httpResponse.ContentLength);
Assert.Equal(expectedString, body);
}
public static async Task WriteFileAsync_WritesRangeRequested <TContext>(
long?start,
long?end,
string expectedString,
long contentLength,
Func <VirtualFileResult, TContext, Task> function)
{
// Arrange
var path = Path.GetFullPath("helllo.txt");
var contentType = "text/plain; charset=us-ascii; p1=p1-value";
var result = new TestVirtualFileResult(path, contentType);
result.EnableRangeProcessing = true;
var appEnvironment = new Mock <IWebHostEnvironment>();
appEnvironment.Setup(app => app.WebRootFileProvider)
.Returns(GetFileProvider(path));
var sendFileFeature = new TestSendFileFeature();
var httpContext = GetHttpContext();
httpContext.Features.Set <IHttpResponseBodyFeature>(sendFileFeature);
httpContext.RequestServices = new ServiceCollection()
.AddSingleton(appEnvironment.Object)
.AddTransient <IActionResultExecutor <VirtualFileResult>, TestVirtualFileResultExecutor>()
.AddTransient <ILoggerFactory, LoggerFactory>()
.BuildServiceProvider();
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.Range = new RangeHeaderValue(start, end);
requestHeaders.IfUnmodifiedSince = DateTimeOffset.MinValue.AddDays(1);
httpContext.Request.Method = HttpMethods.Get;
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
object context = typeof(TContext) == typeof(HttpContext) ? httpContext : actionContext;
await function(result, (TContext)context);
// Assert
var startResult = start ?? 33 - end;
var endResult = startResult + contentLength - 1;
var httpResponse = actionContext.HttpContext.Response;
var contentRange = new ContentRangeHeaderValue(startResult.Value, endResult.Value, 33);
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.NotEmpty(httpResponse.Headers.LastModified);
Assert.Equal(contentLength, httpResponse.ContentLength);
Assert.Equal(path, sendFileFeature.Name);
Assert.Equal(startResult, sendFileFeature.Offset);
Assert.Equal((long?)contentLength, sendFileFeature.Length);
}
public static async Task WriteFileAsync_RangeRequestedNotSatisfiable <TContext>(
string rangeString,
Func <VirtualFileResult, TContext, Task> function)
{
// Arrange
var path = Path.GetFullPath("helllo.txt");
var contentType = "text/plain; charset=us-ascii; p1=p1-value";
var result = new TestVirtualFileResult(path, contentType);
result.EnableRangeProcessing = true;
var appEnvironment = new Mock <IWebHostEnvironment>();
appEnvironment.Setup(app => app.WebRootFileProvider)
.Returns(GetFileProvider(path));
var httpContext = GetHttpContext();
httpContext.Response.Body = new MemoryStream();
httpContext.RequestServices = new ServiceCollection()
.AddSingleton(appEnvironment.Object)
.AddTransient <IActionResultExecutor <VirtualFileResult>, TestVirtualFileResultExecutor>()
.AddTransient <ILoggerFactory, LoggerFactory>()
.BuildServiceProvider();
var requestHeaders = httpContext.Request.GetTypedHeaders();
httpContext.Request.Headers.Range = rangeString;
requestHeaders.IfUnmodifiedSince = DateTimeOffset.MinValue.AddDays(1);
httpContext.Request.Method = HttpMethods.Get;
httpContext.Response.Body = new MemoryStream();
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
object context = typeof(TContext) == typeof(HttpContext) ? httpContext : actionContext;
await function(result, (TContext)context);
// Assert
var httpResponse = actionContext.HttpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
var contentRange = new ContentRangeHeaderValue(33);
Assert.Equal(StatusCodes.Status416RangeNotSatisfiable, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.NotEmpty(httpResponse.Headers.LastModified);
Assert.Equal(0, httpResponse.ContentLength);
Assert.Empty(body);
}
public static async Task WriteFileAsync_IfRangeHeaderValid_WritesRequestedRange <TContext>(
Func <VirtualFileResult, TContext, Task> function)
{
// Arrange
var path = Path.GetFullPath("helllo.txt");
var contentType = "text/plain; charset=us-ascii; p1=p1-value";
var result = new TestVirtualFileResult(path, contentType);
result.EnableRangeProcessing = true;
var appEnvironment = new Mock <IWebHostEnvironment>();
appEnvironment.Setup(app => app.WebRootFileProvider)
.Returns(GetFileProvider(path));
var sendFileFeature = new TestSendFileFeature();
var httpContext = GetHttpContext();
httpContext.Features.Set <IHttpResponseBodyFeature>(sendFileFeature);
httpContext.RequestServices = new ServiceCollection()
.AddSingleton(appEnvironment.Object)
.AddTransient <IActionResultExecutor <VirtualFileResult>, TestVirtualFileResultExecutor>()
.AddTransient <ILoggerFactory, LoggerFactory>()
.BuildServiceProvider();
var entityTag = result.EntityTag = new EntityTagHeaderValue("\"Etag\"");
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.IfModifiedSince = DateTimeOffset.MinValue;
requestHeaders.Range = new RangeHeaderValue(0, 3);
requestHeaders.IfRange = new RangeConditionHeaderValue(new EntityTagHeaderValue("\"Etag\""));
httpContext.Request.Method = HttpMethods.Get;
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
object context = typeof(TContext) == typeof(HttpContext) ? httpContext : actionContext;
await function(result, (TContext)context);
// Assert
var httpResponse = actionContext.HttpContext.Response;
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
var contentRange = new ContentRangeHeaderValue(0, 3, 33);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.Equal(entityTag.ToString(), httpResponse.Headers.ETag);
Assert.Equal(4, httpResponse.ContentLength);
Assert.Equal(path, sendFileFeature.Name);
Assert.Equal(0, sendFileFeature.Offset);
Assert.Equal(4, sendFileFeature.Length);
}
public void ToString_UseDifferentRanges_AllSerializedCorrectly()
{
ContentRangeHeaderValue range = new ContentRangeHeaderValue(1, 2, 3);
range.Unit = "myunit";
Assert.Equal("myunit 1-2/3", range.ToString()); // "Range with all fields set"
range = new ContentRangeHeaderValue(123456789012345678, 123456789012345679);
Assert.Equal("bytes 123456789012345678-123456789012345679/*", range.ToString()); // "Only range, no length"
range = new ContentRangeHeaderValue(150);
Assert.Equal("bytes */150", range.ToString()); // "Only length, no range"
}
public void ToString_UseDifferentRanges_AllSerializedCorrectly()
{
var range = new ContentRangeHeaderValue(1, 2, 3);
range.Unit = "myunit";
Assert.Equal("myunit 1-2/3", range.ToString());
range = new ContentRangeHeaderValue(123456789012345678, 123456789012345679);
Assert.Equal("bytes 123456789012345678-123456789012345679/*", range.ToString());
range = new ContentRangeHeaderValue(150);
Assert.Equal("bytes */150", range.ToString());
}
public async Task WriteFileAsync_IfRangeHeaderValid_WritesRequestedRange()
{
// Arrange
var path = Path.GetFullPath("helllo.txt");
var contentType = "text/plain; charset=us-ascii; p1=p1-value";
var result = new TestVirtualFileResult(path, contentType);
result.EnableRangeProcessing = true;
var appEnvironment = new Mock <IWebHostEnvironment>();
appEnvironment.Setup(app => app.WebRootFileProvider)
.Returns(GetFileProvider(path));
var httpContext = GetHttpContext();
httpContext.Response.Body = new MemoryStream();
httpContext.RequestServices = new ServiceCollection()
.AddSingleton(appEnvironment.Object)
.AddTransient <IActionResultExecutor <VirtualFileResult>, TestVirtualFileResultExecutor>()
.AddTransient <ILoggerFactory, LoggerFactory>()
.BuildServiceProvider();
var entityTag = result.EntityTag = new EntityTagHeaderValue("\"Etag\"");
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.IfModifiedSince = DateTimeOffset.MinValue;
requestHeaders.Range = new RangeHeaderValue(0, 3);
requestHeaders.IfRange = new RangeConditionHeaderValue(new EntityTagHeaderValue("\"Etag\""));
httpContext.Request.Method = HttpMethods.Get;
httpContext.Response.Body = new MemoryStream();
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
await result.ExecuteResultAsync(actionContext);
// Assert
var httpResponse = actionContext.HttpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers[HeaderNames.AcceptRanges]);
var contentRange = new ContentRangeHeaderValue(0, 3, 33);
Assert.Equal(contentRange.ToString(), httpResponse.Headers[HeaderNames.ContentRange]);
Assert.Equal(entityTag.ToString(), httpResponse.Headers[HeaderNames.ETag]);
Assert.Equal(4, httpResponse.ContentLength);
Assert.Equal("File", body);
}
public async Task WriteFileAsync_WritesRangeRequested(long?start, long?end, string expectedString, long contentLength)
{
// Arrange
var path = Path.GetFullPath("helllo.txt");
var contentType = "text/plain; charset=us-ascii; p1=p1-value";
var result = new TestVirtualFileResult(path, contentType);
result.EnableRangeProcessing = true;
var appEnvironment = new Mock <IWebHostEnvironment>();
appEnvironment.Setup(app => app.WebRootFileProvider)
.Returns(GetFileProvider(path));
var httpContext = GetHttpContext();
httpContext.Response.Body = new MemoryStream();
httpContext.RequestServices = new ServiceCollection()
.AddSingleton(appEnvironment.Object)
.AddTransient <IActionResultExecutor <VirtualFileResult>, TestVirtualFileResultExecutor>()
.AddTransient <ILoggerFactory, LoggerFactory>()
.BuildServiceProvider();
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.Range = new RangeHeaderValue(start, end);
requestHeaders.IfUnmodifiedSince = DateTimeOffset.MinValue.AddDays(1);
httpContext.Request.Method = HttpMethods.Get;
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
await result.ExecuteResultAsync(actionContext);
// Assert
start = start ?? 33 - end;
end = start + contentLength - 1;
var httpResponse = actionContext.HttpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
var contentRange = new ContentRangeHeaderValue(start.Value, end.Value, 33);
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers[HeaderNames.AcceptRanges]);
Assert.Equal(contentRange.ToString(), httpResponse.Headers[HeaderNames.ContentRange]);
Assert.NotEmpty(httpResponse.Headers[HeaderNames.LastModified]);
Assert.Equal(contentLength, httpResponse.ContentLength);
Assert.Equal(expectedString, body);
}
public async Task WriteFileAsync_PreconditionStateUnspecified_RangeRequestedNotSatisfiable(string rangeString)
{
// Arrange
var contentType = "text/plain";
var lastModified = new DateTimeOffset();
var entityTag = new EntityTagHeaderValue("\"Etag\"");
var byteArray = Encoding.ASCII.GetBytes("Hello World");
var result = new FileContentResult(byteArray, contentType)
{
LastModified = lastModified,
EntityTag = entityTag
};
var httpContext = GetHttpContext();
httpContext.Request.Headers[HeaderNames.Range] = rangeString;
httpContext.Request.Method = HttpMethods.Get;
httpContext.Response.Body = new MemoryStream();
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
await result.ExecuteResultAsync(actionContext);
// Assert
var httpResponse = actionContext.HttpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
var contentRange = new ContentRangeHeaderValue(byteArray.Length);
Assert.Equal(lastModified.ToString("R"), httpResponse.Headers[HeaderNames.LastModified]);
Assert.Equal(entityTag.ToString(), httpResponse.Headers[HeaderNames.ETag]);
if (AppContext.TryGetSwitch(FileResultExecutorBase.EnableRangeProcessingSwitch, out var enableRangeProcessingSwitch) &&
enableRangeProcessingSwitch)
{
Assert.Equal(StatusCodes.Status416RangeNotSatisfiable, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers[HeaderNames.AcceptRanges]);
Assert.Equal(contentRange.ToString(), httpResponse.Headers[HeaderNames.ContentRange]);
Assert.Empty(body);
}
else
{
Assert.Equal(StatusCodes.Status200OK, httpResponse.StatusCode);
Assert.Equal("Hello World", body);
}
}
public async Task WriteFileAsync_PreconditionStateShouldProcess_WritesRangeRequested(
long?start,
long?end,
string expectedString,
long contentLength)
{
// Arrange
var contentType = "text/plain";
var lastModified = new DateTimeOffset();
var entityTag = new EntityTagHeaderValue("\"Etag\"");
var byteArray = Encoding.ASCII.GetBytes("Hello World");
var httpContext = GetHttpContext();
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.Range = new RangeHeaderValue(start, end);
requestHeaders.IfMatch = new[]
{
new EntityTagHeaderValue("\"Etag\""),
};
httpContext.Request.Method = HttpMethods.Get;
httpContext.Response.Body = new MemoryStream();
// Act
await ExecuteAsync(httpContext, byteArray, contentType, lastModified, entityTag, enableRangeProcessing : true);
// Assert
start = start ?? 11 - end;
end = start + contentLength - 1;
var httpResponse = httpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
Assert.Equal(lastModified.ToString("R"), httpResponse.Headers.LastModified);
Assert.Equal(entityTag.ToString(), httpResponse.Headers.ETag);
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
var contentRange = new ContentRangeHeaderValue(start.Value, end.Value, byteArray.Length);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.Equal(contentLength, httpResponse.ContentLength);
Assert.Equal(expectedString, body);
}
public static async Task ExecuteResultAsync_CallsSendFileAsyncWithRequestedRange_IfIHttpSendFilePresent <TContext>(
long?start,
long?end,
long contentLength,
Func <PhysicalFileResult, TContext, Task> function)
{
// Arrange
var path = Path.GetFullPath(Path.Combine("TestFiles", "FilePathResultTestFile.txt"));
var result = new TestPhysicalFileResult(path, "text/plain");
result.EnableRangeProcessing = true;
var sendFile = new TestSendFileFeature();
var httpContext = GetHttpContext();
httpContext.Features.Set <IHttpResponseBodyFeature>(sendFile);
var context = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.Range = new RangeHeaderValue(start, end);
requestHeaders.IfUnmodifiedSince = DateTimeOffset.MinValue.AddDays(1);
httpContext.Request.Method = HttpMethods.Get;
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
object functionContext = typeof(TContext) == typeof(HttpContext) ? httpContext : actionContext;
await function(result, (TContext)functionContext);
// Assert
start = start ?? 34 - end;
end = start + contentLength - 1;
var httpResponse = actionContext.HttpContext.Response;
Assert.Equal(Path.GetFullPath(Path.Combine("TestFiles", "FilePathResultTestFile.txt")), sendFile.Name);
Assert.Equal(start, sendFile.Offset);
Assert.Equal(contentLength, sendFile.Length);
Assert.Equal(CancellationToken.None, sendFile.Token);
var contentRange = new ContentRangeHeaderValue(start.Value, end.Value, 34);
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.NotEmpty(httpResponse.Headers.LastModified);
Assert.Equal(contentLength, httpResponse.ContentLength);
}
public static async Task WriteFileAsync_PreconditionStateUnspecified_RangeRequestedNotSatisfiable <TContext>(
string rangeString,
Func <FileContentResult, TContext, Task> function)
{
// Arrange
var contentType = "text/plain";
var lastModified = new DateTimeOffset();
var entityTag = new EntityTagHeaderValue("\"Etag\"");
var byteArray = Encoding.ASCII.GetBytes("Hello World");
var result = new FileContentResult(byteArray, contentType)
{
LastModified = lastModified,
EntityTag = entityTag,
EnableRangeProcessing = true,
};
var httpContext = GetHttpContext();
httpContext.Request.Headers.Range = rangeString;
httpContext.Request.Method = HttpMethods.Get;
httpContext.Response.Body = new MemoryStream();
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
object context = typeof(TContext) == typeof(HttpContext) ? httpContext : actionContext;
await function(result, (TContext)context);
// Assert
var httpResponse = actionContext.HttpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
var contentRange = new ContentRangeHeaderValue(byteArray.Length);
Assert.Equal(lastModified.ToString("R"), httpResponse.Headers.LastModified);
Assert.Equal(entityTag.ToString(), httpResponse.Headers.ETag);
Assert.Equal(StatusCodes.Status416RangeNotSatisfiable, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.Equal(0, httpResponse.ContentLength);
Assert.Empty(body);
}
public async Task WriteFileAsync_RangeRequested_FileLengthZeroOrNull(long?fileLength)
{
// Arrange
var contentType = "text/plain";
var lastModified = new DateTimeOffset();
var entityTag = new EntityTagHeaderValue("\"Etag\"");
var byteArray = Encoding.ASCII.GetBytes("");
var readStream = new MemoryStream(byteArray);
fileLength = fileLength ?? 0L;
readStream.SetLength(fileLength.Value);
var httpContext = GetHttpContext();
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.Range = new RangeHeaderValue(0, 5);
requestHeaders.IfMatch = new[]
{
new EntityTagHeaderValue("\"Etag\""),
};
httpContext.Request.Method = HttpMethods.Get;
httpContext.Response.Body = new MemoryStream();
// Act
await ExecuteAsync(httpContext, readStream, contentType, lastModified, entityTag, enableRangeProcessing : true);
// Assert
var httpResponse = httpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
Assert.Equal(lastModified.ToString("R"), httpResponse.Headers.LastModified);
Assert.Equal(entityTag.ToString(), httpResponse.Headers.ETag);
var contentRange = new ContentRangeHeaderValue(byteArray.Length);
Assert.Equal(StatusCodes.Status416RangeNotSatisfiable, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.Equal(0, httpResponse.ContentLength);
Assert.Empty(body);
Assert.False(readStream.CanSeek);
}
public async Task WriteFileAsync_IfRangeHeaderValid_WritesRequestedRange()
{
// Arrange
var contentType = "text/plain";
var lastModified = DateTimeOffset.MinValue;
var entityTag = new EntityTagHeaderValue("\"Etag\"");
var byteArray = Encoding.ASCII.GetBytes("Hello World");
var readStream = new MemoryStream(byteArray);
readStream.SetLength(11);
var httpContext = GetHttpContext();
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.IfMatch = new[]
{
new EntityTagHeaderValue("\"Etag\""),
};
requestHeaders.Range = new RangeHeaderValue(0, 4);
requestHeaders.IfRange = new RangeConditionHeaderValue(new EntityTagHeaderValue("\"Etag\""));
httpContext.Request.Method = HttpMethods.Get;
httpContext.Response.Body = new MemoryStream();
// Act
await ExecuteAsync(httpContext, readStream, contentType, lastModified, entityTag, enableRangeProcessing : true);
// Assert
var httpResponse = httpContext.Response;
httpResponse.Body.Seek(0, SeekOrigin.Begin);
var streamReader = new StreamReader(httpResponse.Body);
var body = streamReader.ReadToEndAsync().Result;
Assert.Equal(lastModified.ToString("R"), httpResponse.Headers.LastModified);
Assert.Equal(entityTag.ToString(), httpResponse.Headers.ETag);
var contentRange = new ContentRangeHeaderValue(0, 4, byteArray.Length);
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.Equal(5, httpResponse.ContentLength);
Assert.Equal("Hello", body);
Assert.False(readStream.CanSeek);
}
public async Task WriteFileAsync_WritesRangeRequested(
long?start,
long?end,
long contentLength)
{
// Arrange
var path = Path.GetFullPath("helllo.txt");
var contentType = "text/plain; charset=us-ascii; p1=p1-value";
var appEnvironment = new Mock <IWebHostEnvironment>();
appEnvironment.Setup(app => app.WebRootFileProvider)
.Returns(GetFileProvider(path));
var sendFileFeature = new TestSendFileFeature();
var httpContext = GetHttpContext(GetFileProvider(path));
httpContext.Features.Set <IHttpResponseBodyFeature>(sendFileFeature);
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.Range = new RangeHeaderValue(start, end);
requestHeaders.IfUnmodifiedSince = DateTimeOffset.MinValue.AddDays(1);
httpContext.Request.Method = HttpMethods.Get;
// Act
await ExecuteAsync(httpContext, path, contentType, enableRangeProcessing : true);
// Assert
var startResult = start ?? 33 - end;
var endResult = startResult + contentLength - 1;
var httpResponse = httpContext.Response;
var contentRange = new ContentRangeHeaderValue(startResult.Value, endResult.Value, 33);
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.NotEmpty(httpResponse.Headers.LastModified);
Assert.Equal(contentLength, httpResponse.ContentLength);
Assert.Equal(path, sendFileFeature.Name);
Assert.Equal(startResult, sendFileFeature.Offset);
Assert.Equal((long?)contentLength, sendFileFeature.Length);
}
public static async Task WriteFileAsync_IfRangeHeaderValid_WritesRequestedRange <TContext>(
Func <PhysicalFileResult, TContext, Task> function)
{
// Arrange
var path = Path.GetFullPath(Path.Combine("TestFiles", "FilePathResultTestFile.txt"));
var result = new TestPhysicalFileResult(path, "text/plain");
var entityTag = result.EntityTag = new EntityTagHeaderValue("\"Etag\"");
result.EnableRangeProcessing = true;
var sendFile = new TestSendFileFeature();
var httpContext = GetHttpContext();
httpContext.Features.Set <IHttpResponseBodyFeature>(sendFile);
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.IfModifiedSince = DateTimeOffset.MinValue;
requestHeaders.Range = new RangeHeaderValue(0, 3);
requestHeaders.IfRange = new RangeConditionHeaderValue(new EntityTagHeaderValue("\"Etag\""));
httpContext.Request.Method = HttpMethods.Get;
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
// Act
object context = typeof(TContext) == typeof(HttpContext) ? httpContext : actionContext;
await function(result, (TContext)context);
// Assert
var httpResponse = actionContext.HttpContext.Response;
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
var contentRange = new ContentRangeHeaderValue(0, 3, 34);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.NotEmpty(httpResponse.Headers.LastModified);
Assert.Equal(entityTag.ToString(), httpResponse.Headers.ETag);
Assert.Equal(4, httpResponse.ContentLength);
Assert.Equal(Path.GetFullPath(Path.Combine("TestFiles", "FilePathResultTestFile.txt")), sendFile.Name);
Assert.Equal(0, sendFile.Offset);
Assert.Equal(4, sendFile.Length);
}
public async Task WriteFileAsync_IfRangeHeaderValid_WritesRequestedRange()
{
// Arrange
var path = Path.GetFullPath("helllo.txt");
var contentType = "text/plain; charset=us-ascii; p1=p1-value";
var appEnvironment = new Mock <IWebHostEnvironment>();
appEnvironment.Setup(app => app.WebRootFileProvider)
.Returns(GetFileProvider(path));
var sendFileFeature = new TestSendFileFeature();
var httpContext = GetHttpContext(GetFileProvider(path));
httpContext.Features.Set <IHttpResponseBodyFeature>(sendFileFeature);
var entityTag = new EntityTagHeaderValue("\"Etag\"");
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.IfModifiedSince = DateTimeOffset.MinValue;
requestHeaders.Range = new RangeHeaderValue(0, 3);
requestHeaders.IfRange = new RangeConditionHeaderValue(new EntityTagHeaderValue("\"Etag\""));
httpContext.Request.Method = HttpMethods.Get;
// Act
await ExecuteAsync(httpContext, path, contentType, entityTag : entityTag, enableRangeProcessing : true);
// Assert
var httpResponse = httpContext.Response;
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
var contentRange = new ContentRangeHeaderValue(0, 3, 33);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.Equal(entityTag.ToString(), httpResponse.Headers.ETag);
Assert.Equal(4, httpResponse.ContentLength);
Assert.Equal(path, sendFileFeature.Name);
Assert.Equal(0, sendFileFeature.Offset);
Assert.Equal(4, sendFileFeature.Length);
}
public async Task ExecuteResultAsync_CallsSendFileAsyncWithRequestedRange_IfIHttpSendFilePresent(long?start, long?end, long contentLength)
{
// Arrange
var path = Path.Combine("TestFiles", "FilePathResultTestFile.txt");
var sendFile = new TestSendFileFeature();
var httpContext = GetHttpContext(GetFileProvider(path));
httpContext.Features.Set <IHttpResponseBodyFeature>(sendFile);
var appEnvironment = new Mock <IWebHostEnvironment>();
appEnvironment.Setup(app => app.WebRootFileProvider)
.Returns(GetFileProvider(path));
var requestHeaders = httpContext.Request.GetTypedHeaders();
requestHeaders.Range = new RangeHeaderValue(start, end);
requestHeaders.IfUnmodifiedSince = DateTimeOffset.MinValue.AddDays(1);
httpContext.Request.Method = HttpMethods.Get;
// Act
await ExecuteAsync(httpContext, path, "text/plain", enableRangeProcessing : true);
// Assert
start = start ?? 33 - end;
end = start + contentLength - 1;
var httpResponse = httpContext.Response;
Assert.Equal(Path.Combine("TestFiles", "FilePathResultTestFile.txt"), sendFile.Name);
Assert.Equal(start, sendFile.Offset);
Assert.Equal(contentLength, sendFile.Length);
Assert.Equal(CancellationToken.None, sendFile.Token);
var contentRange = new ContentRangeHeaderValue(start.Value, end.Value, 33);
Assert.Equal(StatusCodes.Status206PartialContent, httpResponse.StatusCode);
Assert.Equal("bytes", httpResponse.Headers.AcceptRanges);
Assert.Equal(contentRange.ToString(), httpResponse.Headers.ContentRange);
Assert.NotEmpty(httpResponse.Headers.LastModified);
Assert.Equal(contentLength, httpResponse.ContentLength);
}
