public void WriteActionsThrowWhenReadOnly()
{
var headers = new HeaderDictionary();
headers.IsReadOnly = true;
Assert.Throws <InvalidOperationException>(() => headers["header1"] = "value1");
Assert.Throws <InvalidOperationException>(() => ((IDictionary <string, StringValues>)headers)["header1"] = "value1");
Assert.Throws <InvalidOperationException>(() => headers.ContentLength = 12);
Assert.Throws <InvalidOperationException>(() => headers.Add(new KeyValuePair <string, StringValues>("header1", "value1")));
Assert.Throws <InvalidOperationException>(() => headers.Add("header1", "value1"));
Assert.Throws <InvalidOperationException>(() => headers.Clear());
Assert.Throws <InvalidOperationException>(() => headers.Remove(new KeyValuePair <string, StringValues>("header1", "value1")));
Assert.Throws <InvalidOperationException>(() => headers.Remove("header1"));
}
protected override void Push(IOwinRequest request, PushFunc pushPromise, string pushReference)
{
// Copy the headers
var headers = new HeaderDictionary(
new Dictionary <string, string[]>(request.Headers, StringComparer.OrdinalIgnoreCase));
// Populate special HTTP2 headers
headers[CommonHeaders.Method] = request.Method.ToUpper(); // TODO: Not all methods are allowed for push. Don't push, or change to GET?
headers[CommonHeaders.Scheme] = request.Scheme;
headers.Remove("Host");
headers[CommonHeaders.Authority] = request.Headers["Host"];
headers.Remove(CommonHeaders.ContentLength); // Push promises cannot emulate requests with bodies.
// TODO: What about cache headers? If-Match, If-None-Match, If-Modified-Since, If-Unmodified-Since.
// If-Match & If-None-Match are multi-value so the client could send e-tags for the primary resource and referenced resources.
// If-Modified-Since and If-Unmodified-Since are single value, so it may not make sense to apply them for secondary resources.
// Change the request path to the pushed resource
headers[CommonHeaders.Path] = pushReference;
pushPromise(headers);
}
public bool Remove(KeyValuePair <string, StringValues> item)
{
return(_headers.Remove(item));
}
public bool Remove(string key)
{
return(_headers.Remove(key));
}