public void IsReadOnly_CallProperty_AlwaysFalse()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(string)));
HttpHeaderValueCollection<string> collection = new HttpHeaderValueCollection<string>(knownHeader, headers);
Assert.False(collection.IsReadOnly);
}
public void AddUserAgentInfoWithVersion()
{
string defaultProductName = "FxVersion";
string testProductName = "TestProduct";
string testProductVersion = "1.0.0.0";
Version defaultProductVer, testProductVer;
FakeServiceClient fakeClient = new FakeServiceClient(new FakeHttpHandler());
fakeClient.SetUserAgent(testProductName, testProductVersion);
HttpResponseMessage response = fakeClient.DoStuffSync();
HttpHeaderValueCollection <ProductInfoHeaderValue> userAgentValueCollection = fakeClient.HttpClient.DefaultRequestHeaders.UserAgent;
var defaultProduct = userAgentValueCollection.Where <ProductInfoHeaderValue>((p) => p.Product.Name.Equals(defaultProductName)).FirstOrDefault <ProductInfoHeaderValue>();
var testProduct = userAgentValueCollection.Where <ProductInfoHeaderValue>((p) => p.Product.Name.Equals(testProductName)).FirstOrDefault <ProductInfoHeaderValue>();
Version.TryParse(defaultProduct.Product.Version, out defaultProductVer);
Version.TryParse(testProduct.Product.Version, out testProductVer);
Assert.True(defaultProduct.Product.Name.Equals(defaultProductName));
Assert.NotNull(defaultProductVer);
Assert.True(testProduct.Product.Name.Equals(testProductName));
Assert.True(testProduct.Product.Version.Equals(testProductVersion));
}
private static void MockValidator(HttpHeaderValueCollection <Uri> collection, Uri value)
{
if (value == invalidValue)
{
throw new MockException();
}
}
public void Add_CallWithNullValue_Throw()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers);
Assert.Throws<ArgumentNullException>(() => { collection.Add(null); });
}
public void GetEnumerator_AddValuesAndSpecialValue_AllValuesReturned()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection <Uri> collection = new HttpHeaderValueCollection <Uri>(knownHeader, headers,
specialValue);
collection.Add(new Uri("http://www.example.org/1/"));
collection.Add(new Uri("http://www.example.org/2/"));
collection.SetSpecialValue();
collection.Add(new Uri("http://www.example.org/3/"));
System.Collections.IEnumerable enumerable = collection;
// The special value we added above, must be part of the collection returned by GetEnumerator().
int i = 1;
bool specialFound = false;
foreach (var item in enumerable)
{
if (item.Equals(specialValue))
{
specialFound = true;
}
else
{
Assert.Equal(new Uri("http://www.example.org/" + i + "/"), item);
i++;
}
}
Assert.True(specialFound);
Assert.True(collection.IsSpecialValueSet, "Special value not set.");
}
public void Add_CallWithNullValue_Throw()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection <Uri> collection = new HttpHeaderValueCollection <Uri>(knownHeader, headers);
Assert.Throws <ArgumentNullException>(() => { collection.Add(null); });
}
public void IsReadOnly_CallProperty_AlwaysFalse()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(string)));
HttpHeaderValueCollection <string> collection = new HttpHeaderValueCollection <string>(knownHeader, headers);
Assert.False(collection.IsReadOnly);
}
public void Remove_CallWithNullValue_Throw()
{
MockHeaders headers = new MockHeaders();
HttpHeaderValueCollection <Uri> collection = new HttpHeaderValueCollection <Uri>(knownHeader, headers);
Assert.Throws <ArgumentNullException>(() => { collection.Remove(null); });
}
private static bool TryGetValidAuthenticationChallengeForScheme(string scheme, AuthenticationType authenticationType, Uri uri, ICredentials credentials,
HttpHeaderValueCollection <AuthenticationHeaderValue> authenticationHeaderValues, out AuthenticationChallenge challenge)
{
challenge = default;
if (!TryGetChallengeDataForScheme(scheme, authenticationHeaderValues, out string?challengeData))
{
return(false);
}
NetworkCredential?credential = credentials.GetCredential(uri, scheme);
if (credential == null)
{
// We have no credential for this auth type, so we can't respond to the challenge.
// We'll continue to look for a different auth type that we do have a credential for.
if (NetEventSource.Log.IsEnabled())
{
NetEventSource.AuthenticationInfo(uri, $"Authentication scheme '{scheme}' supported by server, but not by client.");
}
return(false);
}
challenge = new AuthenticationChallenge(authenticationType, scheme, credential, challengeData);
if (NetEventSource.Log.IsEnabled())
{
NetEventSource.AuthenticationInfo(uri, $"Authentication scheme '{scheme}' selected. Client username={challenge.Credential.UserName}");
}
return(true);
}
public void CopyTo_ArrayTooSmall_Throw()
{
MockHeaders headers = new MockHeaders();
HttpHeaderValueCollection <string> collection = new HttpHeaderValueCollection <string>(knownStringHeader, headers);
string[] array = new string[1];
array[0] = null;
collection.CopyTo(array, 0); // no exception
Assert.Null(array[0]);
Assert.Throws <ArgumentNullException>(() => { collection.CopyTo(null, 0); });
Assert.Throws <ArgumentOutOfRangeException>(() => { collection.CopyTo(array, -1); });
Assert.Throws <ArgumentOutOfRangeException>(() => { collection.CopyTo(array, 2); });
headers.Add(knownStringHeader, "special");
array = new string[0];
AssertExtensions.Throws <ArgumentException>(null, () => { collection.CopyTo(array, 0); });
headers.Add(knownStringHeader, "special");
headers.Add(knownStringHeader, "special");
array = new string[1];
AssertExtensions.Throws <ArgumentException>("destinationArray", "", () => { collection.CopyTo(array, 0); });
headers.Add(knownStringHeader, "value1");
array = new string[0];
AssertExtensions.Throws <ArgumentException>("destinationArray", "", () => { collection.CopyTo(array, 0); });
headers.Add(knownStringHeader, "value2");
array = new string[1];
AssertExtensions.Throws <ArgumentException>("destinationArray", "", () => { collection.CopyTo(array, 0); });
array = new string[2];
AssertExtensions.Throws <ArgumentException>("destinationArray", "", () => { collection.CopyTo(array, 1); });
}
protected virtual Task<AuthenticationHeaderValue> CreateAuthorizationHeaderAsync(
HttpRequestMessage request,
HttpHeaderValueCollection<AuthenticationHeaderValue> challenges,
CancellationToken cancellationToken)
{
return Task.FromResult<AuthenticationHeaderValue>(null);
}
private static bool IsRequestedMediaTypeAccepted(HttpHeaderValueCollection<MediaTypeWithQualityHeaderValue> acceptHeader)
{
return GlobalConfiguration
.Configuration
.Formatters
.Any(formatter => acceptHeader.Any(mediaType => FormatterSuportsMediaType(mediaType, formatter)));
}
/// <summary>
/// Determines if the body of an HTTP response is acceptable according to the <c>Accept</c>
/// header sent in the HTTP request.
/// </summary>
/// <remarks>
/// This method may be used by API calls that deserialize the response to avoid deserialization
/// exceptions in cases where the response does not match any of the supported content types.
/// If the HTTP request did not specify an <c>Accept</c> header, this method simply returns
/// <see langword="true"/>.
/// </remarks>
/// <param name="responseMessage">The <see cref="HttpResponseMessage"/> representing the HTTP response.</param>
/// <returns><see langword="true"/> if the content type of the response is acceptable according to the <c>Accept</c> header of the request; otherwise, <see langword="false"/>.</returns>
/// <exception cref="ArgumentNullException">If <paramref name="responseMessage"/> is <see langword="null"/>.</exception>
public static bool IsAcceptable(HttpResponseMessage responseMessage)
{
if (responseMessage == null)
{
throw new ArgumentNullException("responseMessage");
}
bool acceptable = true;
if (responseMessage.RequestMessage != null)
{
HttpHeaderValueCollection <MediaTypeWithQualityHeaderValue> acceptHeaders = responseMessage.RequestMessage.Headers.Accept;
if (acceptHeaders.Count > 0)
{
MediaTypeHeaderValue contentType = responseMessage.Content.Headers.ContentType;
acceptable = false;
foreach (var acceptHeader in acceptHeaders)
{
if (IsAcceptable(acceptHeader, contentType))
{
acceptable = true;
break;
}
}
}
}
return(acceptable);
}
public void CopyTo_EmptyToEmpty_Success()
{
MockHeaders headers = new MockHeaders();
HttpHeaderValueCollection <Uri> collection = new HttpHeaderValueCollection <Uri>(knownUriHeader, headers);
Uri[] array = new Uri[0];
collection.CopyTo(array, 0);
}
// https://github.com/dotnet/corefx/blob/master/src/System.Net.Http/src/System/Net/Http/Headers/MediaTypeWithQualityHeaderValue.cs
internal static void AddPreserved(this HttpHeaderValueCollection <MediaTypeWithQualityHeaderValue> collection, string value)
{
var header = new MediaTypeWithQualityHeaderValue("text/plain");
ReflectionCache.MediaTypeHeader.MediaTypeField.SetValue(header, value);
collection.Add(header);
}
// https://github.com/dotnet/corefx/blob/master/src/System.Net.Http/src/System/Net/Http/Headers/StringWithQualityHeaderValue.cs
internal static void AddPreserved(this HttpHeaderValueCollection <StringWithQualityHeaderValue> collection, string value)
{
var header = (StringWithQualityHeaderValue)Activator.CreateInstance(ReflectionCache.StringWithQualityHeader.Type, true);
ReflectionCache.StringWithQualityHeader.ValueField.SetValue(header, value);
collection.Add(header);
}
// Prepares Content-Length and Transfer-Encoding headers.
private Task <bool> PrepareHeadersAsync(
HttpRequestMessage request,
HttpResponseMessage response,
IOwinResponse owinResponse,
CancellationToken cancellationToken
)
{
Contract.Assert(response != null);
HttpResponseHeaders responseHeaders = response.Headers;
Contract.Assert(responseHeaders != null);
HttpContent content = response.Content;
bool isTransferEncodingChunked = responseHeaders.TransferEncodingChunked == true;
HttpHeaderValueCollection <TransferCodingHeaderValue> transferEncoding =
responseHeaders.TransferEncoding;
if (content != null)
{
HttpContentHeaders contentHeaders = content.Headers;
Contract.Assert(contentHeaders != null);
if (isTransferEncodingChunked)
{
// According to section 4.4 of the HTTP 1.1 spec, HTTP responses that use chunked transfer
// encoding must not have a content length set. Chunked should take precedence over content
// length in this case because chunked is always set explicitly by users while the Content-Length
// header can be added implicitly by System.Net.Http.
contentHeaders.ContentLength = null;
}
else
{
// Copy the response content headers only after ensuring they are complete.
// We ask for Content-Length first because HttpContent lazily computes this header and only
// afterwards writes the value into the content headers.
return(ComputeContentLengthAsync(
request,
response,
owinResponse,
cancellationToken
));
}
}
// Ignore the Transfer-Encoding header if it is just "chunked"; the host will likely provide it when no
// Content-Length is present (and if the host does not, there's not much better this code could do to
// transmit the current response, since HttpContent is assumed to be unframed; in that case, silently drop
// the Transfer-Encoding: chunked header).
// HttpClient sets this header when it receives chunked content, but HttpContent does not include the
// frames. The OWIN contract is to set this header only when writing chunked frames to the stream.
// A Web API caller who desires custom framing would need to do a different Transfer-Encoding (such as
// "identity, chunked").
if (isTransferEncodingChunked && transferEncoding.Count == 1)
{
transferEncoding.Clear();
}
return(Task.FromResult(true));
}
public void GetEnumerator_NoValues_EmptyEnumerator()
{
MockHeaders headers = new MockHeaders();
HttpHeaderValueCollection <Uri> collection = new HttpHeaderValueCollection <Uri>(knownUriHeader, headers);
IEnumerator <Uri> enumerator = collection.GetEnumerator();
Assert.False(enumerator.MoveNext(), "No items expected in enumerator.");
}
public bool IsIn
(
HttpHeaderValueCollection <MediaTypeWithQualityHeaderValue> httpHeaderValueCollection
)
{
MediaTypeWithQualityHeaderValue mediaType = null;
return(IsIn(httpHeaderValueCollection, out mediaType));
}
public void ParseAdd_CallWithNullValue_NothingAdded()
{
MockHeaders headers = new MockHeaders();
HttpHeaderValueCollection <Uri> collection = new HttpHeaderValueCollection <Uri>(knownUriHeader, headers);
collection.ParseAdd(null);
Assert.Equal(0, collection.Count);
Assert.Equal(string.Empty, collection.ToString());
}
public Func <Stream, Stream> GetEncoder(
HttpHeaderValueCollection <StringWithQualityHeaderValue> list)
{
if (list != null && list.Count > 0)
{
var headerValue = list.OrderByDescending(e => e.Quality ?? 1.0D)
.Where(e => !e.Quality.HasValue ||
e.Quality.Value > 0.0D)
.FirstOrDefault(e => supported.Keys
.Contains(e.Value, StringComparer.OrdinalIgnoreCase));
// Case 1: We can support what client has asked for
if (headerValue != null)
{
return(GetStreamForSchema(headerValue.Value));
}
// Case 2: Client is okay to accept any thing we support except
// the ones explicitly specified as not preferred by setting q=0
if (list.Any(e => e.Value == "*" &&
(!e.Quality.HasValue || e.Quality.Value > 0.0D)))
{
var encoding = supported.Keys.Where(se =>
!list.Any(e =>
e.Value.Equals(se, StringComparison.OrdinalIgnoreCase) &&
e.Quality.HasValue &&
e.Quality.Value == 0.0D))
.FirstOrDefault();
if (encoding != null)
{
return(GetStreamForSchema(encoding));
}
}
// Case 3: Client specifically refusing identity
if (list.Any(e => e.Value.Equals(IDENTITY, StringComparison.OrdinalIgnoreCase) &&
e.Quality.HasValue && e.Quality.Value == 0.0D))
{
throw new NegotiationFailedException();
}
// Case 4: Client is not willing to accept one of the encodings
// we support and is not willing to accept identity
if (list.Any(e => e.Value == "*" &&
(e.Quality.HasValue || e.Quality.Value == 0.0D)))
{
if (!list.Any(e => e.Value.Equals(IDENTITY, StringComparison.OrdinalIgnoreCase)))
{
throw new NegotiationFailedException();
}
}
}
// Settle for the default, which is no transformation whatsoever
return(null);
}
private Auth0ClientSettings GetSettingsFromResponseHeader(HttpHeaderValueCollection <AuthenticationHeaderValue> wwwAuthenticationHeaderValues)
{
var result = new Auth0ClientSettings();
foreach (var authenticationHeaderValue in wwwAuthenticationHeaderValues)
{
if (authenticationHeaderValue.Scheme.ToLowerInvariant() == "bearer")
{
// The header looks like this: WWW-Authenticate: Bearer realm="example.auth0.com", scope="client_id=xxxxxxxxxx service=https://myservice.example.com"
// First we have to split on white spaces that are not within '" "'.
var parameters = Regex.Matches(authenticationHeaderValue.Parameter, "\\w+\\=\\\".*?\\\"|\\w+[^\\s\\\"]+?");
foreach (var param in parameters)
{
var parameterstring = param.ToString();
var info = parameterstring.Trim().Split('=');
if (info.Length < 2)
{
continue;
}
// Realm has only 1 value.
if ((info[0].ToLowerInvariant()) == "realm")
{
var domain = info[1].Replace("\"", "");
domain = domain.ToLowerInvariant().StartsWith("http") ? domain : $"https://{domain}";
result.Auth0ServerUrl = domain;
continue;
}
// Within the scope we can have multiple key/value pairs separated by white space.
if (info[0].ToLowerInvariant() == "scope")
{
var scopes = parameterstring.Substring(info[0].Length + 1).Replace("\"", "").Split(' ');
foreach (var scope in scopes)
{
var splittedScope = scope.Split('=');
if (splittedScope.Length < 2)
{
continue;
}
// We are interested in the client id.
if ((splittedScope[0]?.ToLowerInvariant() ?? "") == "client_id")
{
result.Auth0ClientId = splittedScope[1];
break;
}
}
}
}
}
}
return(result);
}
public void ParseAdd_CallWithNullValue_NothingAdded()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection <Uri> collection = new HttpHeaderValueCollection <Uri>(knownHeader, headers);
collection.ParseAdd(null);
Assert.False(collection.IsSpecialValueSet);
Assert.Equal(0, collection.Count);
Assert.Equal(String.Empty, collection.ToString());
}
public bool IsIn
(
HttpHeaderValueCollection <MediaTypeWithQualityHeaderValue> httpHeaderValueCollection,
out MediaTypeWithQualityHeaderValue mediaType
)
{
mediaType = httpHeaderValueCollection.FirstOrDefault(n => n.MediaType.Equals(MimeType, StringComparison.InvariantCultureIgnoreCase));
return(mediaType != null);
}
public void Ctor_ProvideValidator_ValidatorIsUsedWhenRemovingValues()
{
// Use different ctor overload than in previous test to make sure all ctor overloads work correctly.
MockHeaders headers = new MockHeaders();
HttpHeaderValueCollection <Uri> collection = new HttpHeaderValueCollection <Uri>(knownUriHeader, headers,
specialValue, MockValidator);
// When we remove 'invalidValue' our MockValidator will throw.
Assert.Throws <MockException>(() => { collection.Remove(invalidValue); });
}
public static HttpHeaderValueCollection <THeader> Set <THeader>(this HttpHeaderValueCollection <THeader> collection, params string[] values)
where THeader : class
{
foreach (var value in values)
{
collection.ParseAdd(value);
}
return(collection);
}
public void IsSpecialValueSet_NoSpecialValueUsed_ReturnsFalse()
{
// Create a new collection _without_ specifying a special value.
MockHeaders headers = new MockHeaders();
HttpHeaderValueCollection <Uri> collection = new HttpHeaderValueCollection <Uri>(knownUriHeader, headers,
null, null);
Assert.False(collection.IsSpecialValueSet,
"Special value is set even though collection doesn't define a special value.");
}
internal static HttpHeaderValueCollection <T> AddDistinct <T>(this HttpHeaderValueCollection <T> headers, Func <T, bool> predicate, string value)
where T : class
{
if (!headers.Any(predicate))
{
headers.ParseAdd(value);
}
return(headers);
}
private bool WillAcceptType(HttpHeaderValueCollection <MediaTypeWithQualityHeaderValue> mediaTypes, string contentType)
{
foreach (var mediaType in mediaTypes)
{
if (string.Equals(mediaType.MediaType, contentType, StringComparison.InvariantCultureIgnoreCase))
{
return(true);
}
}
return(false);
}
public void CopyTo_AddSingleValue_ContainsSingleValue()
{
MockHeaders headers = new MockHeaders();
HttpHeaderValueCollection <Uri> collection = new HttpHeaderValueCollection <Uri>(knownUriHeader, headers);
collection.Add(new Uri("http://www.example.org/"));
Uri[] array = new Uri[1];
collection.CopyTo(array, 0);
Assert.Equal(new Uri("http://www.example.org/"), array[0]);
}
public void Add_AddValues_AllValuesAdded()
{
MockHeaders headers = new MockHeaders();
HttpHeaderValueCollection <Uri> collection = new HttpHeaderValueCollection <Uri>(knownUriHeader, headers);
collection.Add(new Uri("http://www.example.org/1/"));
collection.Add(new Uri("http://www.example.org/2/"));
collection.Add(new Uri("http://www.example.org/3/"));
Assert.Equal(3, collection.Count);
}
public void TryParseAdd_UseSpecialValue_Added()
{
MockHeaders headers = new MockHeaders();
HttpHeaderValueCollection <Uri> collection = new HttpHeaderValueCollection <Uri>(knownUriHeader, headers,
specialValue);
Assert.True(collection.TryParseAdd(specialValue.AbsoluteUri));
Assert.True(collection.IsSpecialValueSet);
Assert.Equal(specialValue.ToString(), collection.ToString());
}
public bool RequestingAttachment()
{
HttpHeaderValueCollection <MediaTypeWithQualityHeaderValue> incomingMediaTypes = requestMessage.Headers.Accept;
if (!incomingMediaTypes.Any() || incomingMediaTypes.Any(mt => RestUtils.IsJsonMediaType(mt.MediaType)))
{
return(false);
}
return(true);
}
public void SetAccept(HttpHeaderValueCollection <MediaTypeWithQualityHeaderValue> accept)
{
if (accept != null)
{
var acceptValues = accept.Select(v => v.MediaType);
if (accept != null)
{
this.Client.DefaultRequestHeaders.Add("Accept", acceptValues);
}
}
}
protected override async Task<AuthenticationHeaderValue> CreateAuthorizationHeaderAsync(HttpRequestMessage request, HttpHeaderValueCollection<AuthenticationHeaderValue> challenges, CancellationToken cancellationToken)
{
AuthenticationHeaderValue bearerChallenge = challenges.FirstOrDefault(IsOAuth2BearerChallenge);
if (bearerChallenge != null)
{
string accessToken = await GetAccessTokenAsync(request);
if (accessToken != null)
{
return new AuthenticationHeaderValue(BearerScheme, accessToken);
}
}
return null;
}
public static IParseDomainPosts CreateParser(HttpHeaderValueCollection<MediaTypeWithQualityHeaderValue> mediaTypeHeaderValues)
{
bool containsXml = false;
foreach (var mediaType in mediaTypeHeaderValues)
if (mediaType.MediaType.Contains("xml"))
containsXml = true;
//if its xml try reading using xml
if (containsXml)
{
return new XmlDomainPostParser();
}
// otherwise try to read it as json, treat as 'default' andlast resort
return new JsonDomainPostParser();
}
public IActionConfiguration GetcontrollerActionConfiguration(Type controllerType, MethodInfo actionMethodInfo, HttpHeaderValueCollection<MediaTypeWithQualityHeaderValue> acceptHeaders)
{
if (!_controllerRules.ContainsKey(controllerType))
return null;
var controller = _controllerRules[controllerType];
if (!controller.ContainsKey(actionMethodInfo))
return null;
var result = controller[actionMethodInfo];
if ((acceptHeaders != null) && !acceptHeaders.Contains(new MediaTypeWithQualityHeaderValue(result.MetadataProvider.ContentType)))
return null;
return result;
}
public void Count_AddMultipleValuesThenQueryCount_ReturnsValueCountWithSpecialValues()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(string)));
HttpHeaderValueCollection<string> collection = new HttpHeaderValueCollection<string>(knownHeader, headers,
"special");
Assert.Equal(0, collection.Count);
collection.Add("value1");
headers.Add(knownHeader, "special");
Assert.Equal(2, collection.Count);
headers.Add(knownHeader, "special");
headers.Add(knownHeader, "value2");
headers.Add(knownHeader, "special");
Assert.Equal(5, collection.Count);
}
public Func<Stream, Stream> GetEncoder(HttpHeaderValueCollection<StringWithQualityHeaderValue> list)
{
// The following steps will walk you through
// completing the implementation of this method
if (list != null && list.Count > 0)
{
// More code goes here
var headerValue = list.OrderByDescending(e => e.Quality ?? 1.0D).Where(e => !e.Quality.HasValue || e.Quality.Value > 0.0D).FirstOrDefault(e => supported.Keys.Contains(e.Value, StringComparer.OrdinalIgnoreCase));
// Case 1: We can support what client has asked for
if (headerValue != null)
return GetStreamForSchema(headerValue.Value);
// Case 2: Client will accept anything we support except
// the ones explicitly specified as not preferred by setting q=0
if (list.Any(e => e.Value == "*" &&
(!e.Quality.HasValue || e.Quality.Value > 0.0D)))
{
var encoding = supported.Keys.Where(se =>
!list.Any(e =>
e.Value.Equals(se, StringComparison.OrdinalIgnoreCase) &&
e.Quality.HasValue &&
e.Quality.Value == 0.0D))
.FirstOrDefault();
if (encoding != null)
return GetStreamForSchema(encoding);
}
// Case 3: Client specifically refusing identity
if (list.Any(e => e.Value.Equals(IDENTITY, StringComparison.OrdinalIgnoreCase) &&
e.Quality.HasValue && e.Quality.Value == 0.0D))
{
throw new NegotiationFailedException();
}
// Case 4: Client is not willing to accept any of the encodings
// we support and is not willing to accept identity
if (list.Any(e => e.Value == "*" &&
(e.Quality.HasValue || e.Quality.Value == 0.0D)))
{
if (!list.Any(e => e.Value.Equals(IDENTITY, StringComparison.OrdinalIgnoreCase)))
throw new NegotiationFailedException();
}
}
// Settle for the default, which is no transformation whatsoever
return null;
}
public void Add_AddValues_AllValuesAdded()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers,
specialValue);
collection.Add(new Uri("http://www.example.org/1/"));
collection.Add(new Uri("http://www.example.org/2/"));
collection.Add(new Uri("http://www.example.org/3/"));
Assert.Equal(3, collection.Count);
}
public void RemoveSpecialValue_AddRemoveSpecialValue_SpecialValueGetsRemoved()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers,
specialValue);
collection.SetSpecialValue();
Assert.True(collection.IsSpecialValueSet, "Special value not set.");
Assert.Equal(1, headers.GetValues(knownHeader).Count());
collection.RemoveSpecialValue();
Assert.False(collection.IsSpecialValueSet, "Special value is set.");
// Since the only header value was the "special value", removing it will remove the whole header
// from the collection.
Assert.False(headers.Contains(knownHeader));
}
public void GetEnumerator_AddValuesAndSpecialValue_AllValuesReturned()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers,
specialValue);
collection.Add(new Uri("http://www.example.org/1/"));
collection.Add(new Uri("http://www.example.org/2/"));
collection.SetSpecialValue();
collection.Add(new Uri("http://www.example.org/3/"));
System.Collections.IEnumerable enumerable = collection;
// The special value we added above, must be part of the collection returned by GetEnumerator().
int i = 1;
bool specialFound = false;
foreach (var item in enumerable)
{
if (item.Equals(specialValue))
{
specialFound = true;
}
else
{
Assert.Equal(new Uri("http://www.example.org/" + i + "/"), item);
i++;
}
}
Assert.True(specialFound);
Assert.True(collection.IsSpecialValueSet, "Special value not set.");
}
public void IsSpecialValueSet_NoSpecialValueUsed_ReturnsFalse()
{
// Create a new collection _without_ specifying a special value.
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers,
null, null);
Assert.False(collection.IsSpecialValueSet,
"Special value is set even though collection doesn't define a special value.");
}
public void CopyTo_AddMultipleValues_ContainsAllValuesInTheRightOrder()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers);
collection.Add(new Uri("http://www.example.org/1/"));
collection.Add(new Uri("http://www.example.org/2/"));
collection.Add(new Uri("http://www.example.org/3/"));
Uri[] array = new Uri[5];
collection.CopyTo(array, 1);
Assert.Null(array[0]);
Assert.Equal(new Uri("http://www.example.org/1/"), array[1]);
Assert.Equal(new Uri("http://www.example.org/2/"), array[2]);
Assert.Equal(new Uri("http://www.example.org/3/"), array[3]);
Assert.Null(array[4]);
}
public void GetEnumerator_AddValuesAndGetEnumeratorFromInterface_AllValuesReturned()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers);
collection.Add(new Uri("http://www.example.org/1/"));
collection.Add(new Uri("http://www.example.org/2/"));
collection.Add(new Uri("http://www.example.org/3/"));
System.Collections.IEnumerable enumerable = collection;
int i = 1;
foreach (var item in enumerable)
{
Assert.Equal(new Uri("http://www.example.org/" + i + "/"), item);
i++;
}
}
public void CopyTo_NoValues_DoesNotChangeArray()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers);
Uri[] array = new Uri[4];
collection.CopyTo(array, 0);
for (int i = 0; i < array.Length; i++)
{
Assert.Null(array[i]);
}
}
public void Ctor_ProvideValidator_ValidatorIsUsedWhenAddingValues()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers,
MockValidator);
// Adding an arbitrary Uri should not throw.
collection.Add(new Uri("http://some/"));
// When we add 'invalidValue' our MockValidator will throw.
Assert.Throws<MockException>(() => { collection.Add(invalidValue); });
}
public void Remove_CallWithNullValue_Throw()
{
MockHeaders headers = new MockHeaders();
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers);
Assert.Throws<ArgumentNullException>(() => { collection.Remove(null); });
}
public void Remove_AddValuesThenCallRemove_ReturnsTrueWhenRemovingExistingValuesFalseOtherwise()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers);
collection.Add(new Uri("http://www.example.org/1/"));
collection.Add(new Uri("http://www.example.org/2/"));
collection.Add(new Uri("http://www.example.org/3/"));
Assert.True(collection.Remove(new Uri("http://www.example.org/2/")), "Expected true for existing item.");
Assert.False(collection.Remove(new Uri("http://www.example.org/4/")),
"Expected false for non-existing item.");
}
public void CopyTo_ArrayTooSmall_Throw()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(string)));
HttpHeaderValueCollection<string> collection = new HttpHeaderValueCollection<string>(knownHeader, headers,
"special");
string[] array = new string[1];
array[0] = null;
collection.CopyTo(array, 0); // no exception
Assert.Null(array[0]);
Assert.Throws<ArgumentNullException>(() => { collection.CopyTo(null, 0); });
Assert.Throws<ArgumentOutOfRangeException>(() => { collection.CopyTo(array, -1); });
Assert.Throws<ArgumentOutOfRangeException>(() => { collection.CopyTo(array, 2); });
headers.Add(knownHeader, "special");
array = new string[0];
Assert.Throws<ArgumentException>(() => { collection.CopyTo(array, 0); });
headers.Add(knownHeader, "special");
headers.Add(knownHeader, "special");
array = new string[1];
Assert.Throws<ArgumentException>(() => { collection.CopyTo(array, 0); });
headers.Add(knownHeader, "value1");
array = new string[0];
Assert.Throws<ArgumentException>(() => { collection.CopyTo(array, 0); });
headers.Add(knownHeader, "value2");
array = new string[1];
Assert.Throws<ArgumentException>(() => { collection.CopyTo(array, 0); });
array = new string[2];
Assert.Throws<ArgumentException>(() => { collection.CopyTo(array, 1); });
}
public void CopyTo_OnlySpecialValueEmptyDestination_Copied()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers,
specialValue);
collection.SetSpecialValue();
headers.Add(knownHeader, specialValue.ToString());
Uri[] array = new Uri[2];
collection.CopyTo(array, 0);
Assert.Equal(specialValue, array[0]);
Assert.Equal(specialValue, array[1]);
Assert.True(collection.IsSpecialValueSet, "Special value not set.");
}
public void CopyTo_AddValuesAndSpecialValue_AllValuesCopied()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers,
specialValue);
collection.Add(new Uri("http://www.example.org/1/"));
collection.Add(new Uri("http://www.example.org/2/"));
collection.SetSpecialValue();
collection.Add(new Uri("http://www.example.org/3/"));
Uri[] array = new Uri[5];
collection.CopyTo(array, 1);
Assert.Null(array[0]);
Assert.Equal(new Uri("http://www.example.org/1/"), array[1]);
Assert.Equal(new Uri("http://www.example.org/2/"), array[2]);
Assert.Equal(specialValue, array[3]);
Assert.Equal(new Uri("http://www.example.org/3/"), array[4]);
Assert.True(collection.IsSpecialValueSet, "Special value not set.");
}
public void RemoveSpecialValue_AddValueAndSpecialValueThenRemoveSpecialValue_SpecialValueGetsRemoved()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers,
specialValue);
collection.Add(new Uri("http://www.example.org/"));
collection.SetSpecialValue();
Assert.True(collection.IsSpecialValueSet, "Special value not set.");
Assert.Equal(2, headers.GetValues(knownHeader).Count());
collection.RemoveSpecialValue();
Assert.False(collection.IsSpecialValueSet, "Special value is set.");
Assert.Equal(1, headers.GetValues(knownHeader).Count());
}
public void GetEnumerator_AddSingleValueAndGetEnumerator_AllValuesReturned()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers);
collection.Add(new Uri("http://www.example.org/"));
bool started = false;
foreach (var item in collection)
{
Assert.False(started, "We have more than one element returned by the enumerator.");
Assert.Equal(new Uri("http://www.example.org/"), item);
}
}
public void RemoveSpecialValue_AddTwoValuesAndSpecialValueThenRemoveSpecialValue_SpecialValueGetsRemoved()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers,
specialValue);
collection.Add(new Uri("http://www.example.org/1/"));
collection.Add(new Uri("http://www.example.org/2/"));
collection.SetSpecialValue();
Assert.True(collection.IsSpecialValueSet, "Special value not set.");
Assert.Equal(3, headers.GetValues(knownHeader).Count());
// The difference between this test and the previous one is that HttpHeaders in this case will use
// a List<T> to store the two remaining values, whereas in the previous case it will just store
// the remaining value (no list).
collection.RemoveSpecialValue();
Assert.False(collection.IsSpecialValueSet, "Special value is set.");
Assert.Equal(2, headers.GetValues(knownHeader).Count());
}
public void GetEnumerator_NoValues_EmptyEnumerator()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers);
IEnumerator<Uri> enumerator = collection.GetEnumerator();
Assert.False(enumerator.MoveNext(), "No items expected in enumerator.");
}
public void Ctor_ProvideValidator_ValidatorIsUsedWhenRemovingValues()
{
// Use different ctor overload than in previous test to make sure all ctor overloads work correctly.
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers,
specialValue, MockValidator);
// When we remove 'invalidValue' our MockValidator will throw.
Assert.Throws<MockException>(() => { collection.Remove(invalidValue); });
}
public void CopyTo_AddSingleValue_ContainsSingleValue()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers,
specialValue);
collection.Add(new Uri("http://www.example.org/"));
Uri[] array = new Uri[1];
collection.CopyTo(array, 0);
Assert.Equal(new Uri("http://www.example.org/"), array[0]);
// Now only set the special value: nothing should be added to the array.
headers.Clear();
headers.Add(knownHeader, specialValue.ToString());
array[0] = null;
collection.CopyTo(array, 0);
Assert.Equal(specialValue, array[0]);
}
private static void MockValidator(HttpHeaderValueCollection<Uri> collection, Uri value)
{
if (value == invalidValue)
{
throw new MockException();
}
}
public void CopyTo_EmptyToEmpty_Success()
{
MockHeaders headers = new MockHeaders(knownHeader, new MockHeaderParser(typeof(Uri)));
HttpHeaderValueCollection<Uri> collection = new HttpHeaderValueCollection<Uri>(knownHeader, headers);
Uri[] array = new Uri[0];
collection.CopyTo(array, 0);
}