/// <summary>
/// Gets the <see cref="IETagHandler"/> from the configuration.
/// </summary>
/// <param name="configuration">The server configuration.</param>
/// <returns>The <see cref="IETagHandler"/> for the configuration.</returns>
public static IETagHandler GetETagHandler(this HttpConfiguration configuration)
{
if (configuration == null)
{
throw Error.ArgumentNull("configuration");
}
object handler;
if (!configuration.Properties.TryGetValue(ETagHandlerKey, out handler))
{
IETagHandler defaultETagHandler = new DefaultODataETagHandler();
configuration.SetETagHandler(defaultETagHandler);
return defaultETagHandler;
}
if (handler == null)
{
throw Error.InvalidOperation(SRResources.NullETagHandler);
}
IETagHandler etagHandler = handler as IETagHandler;
if (etagHandler == null)
{
throw Error.InvalidOperation(SRResources.InvalidETagHandler, handler.GetType());
}
return etagHandler;
}
public void DefaultODataETagHandler_RoundTrips(object value)
{
// Arrange
DefaultODataETagHandler handler = new DefaultODataETagHandler();
Dictionary<string, object> properties = new Dictionary<string, object> { { "Any", value } };
// Act
EntityTagHeaderValue etagHeaderValue = handler.CreateETag(properties);
IList<object> values = handler.ParseETag(etagHeaderValue).Select(p => p.Value).ToList();
// Assert
Assert.True(etagHeaderValue.IsWeak);
Assert.Equal(1, values.Count);
Assert.Equal(value, values[0]);
}
public void DefaultODataETagHandler_RoundTrips(object value)
{
// Arrange
DefaultODataETagHandler handler = new DefaultODataETagHandler();
Dictionary <string, object> properties = new Dictionary <string, object> {
{ "Any", value }
};
// Act
EntityTagHeaderValue etagHeaderValue = handler.CreateETag(properties);
IList <object> values = handler.ParseETag(etagHeaderValue).Select(p => p.Value).ToList();
// Assert
Assert.True(etagHeaderValue.IsWeak);
Assert.Equal(1, values.Count);
Assert.Equal(value, values[0]);
}
public void GetIfMatchOrNoneMatch_ReturnsETag_SetETagHeaderValue(string header)
{
// Arrange
HttpRequestMessage request = new HttpRequestMessage();
HttpConfiguration cofiguration = new HttpConfiguration();
request.SetConfiguration(cofiguration);
Dictionary<string, object> properties = new Dictionary<string, object> { { "Name", "Foo" } };
EntityTagHeaderValue etagHeaderValue = new DefaultODataETagHandler().CreateETag(properties);
if (header.Equals("IfMatch"))
{
request.Headers.IfMatch.Add(etagHeaderValue);
}
else
{
request.Headers.IfNoneMatch.Add(etagHeaderValue);
}
ODataModelBuilder builder = new ODataModelBuilder();
EntityTypeConfiguration<Customer> customer = builder.Entity<Customer>();
customer.HasKey(c => c.Id);
customer.Property(c => c.Id);
customer.Property(c => c.Name).IsConcurrencyToken();
IEdmModel model = builder.GetEdmModel();
Mock<ODataPathSegment> mockSegment = new Mock<ODataPathSegment> { CallBase = true };
mockSegment.Setup(s => s.GetEdmType(null)).Returns(model.GetEdmType(typeof(Customer)));
mockSegment.Setup(s => s.GetEntitySet(null)).Returns((IEdmEntitySet)null);
ODataPath odataPath = new ODataPath(new[] { mockSegment.Object });
request.SetODataPath(odataPath);
ODataQueryContext context = new ODataQueryContext(model, typeof(Customer));
// Act
ODataQueryOptions<Customer> query = new ODataQueryOptions<Customer>(context, request);
ETag result = header.Equals("IfMatch") ? query.IfMatch : query.IfNoneMatch;
dynamic dynamicResult = result;
// Assert
Assert.Equal("Foo", result["Name"]);
Assert.Equal("Foo", dynamicResult.Name);
}
public void CreateETag_ETagCreatedAndParsed_GivenValues(string notUsed, object[] values)
{
// Arrange
DefaultODataETagHandler handler = new DefaultODataETagHandler();
Dictionary<string, object> properties = new Dictionary<string, object>();
for (int i = 0; i < values.Length; i++)
{
properties.Add("Prop" + i, values[i]);
}
// Act
EntityTagHeaderValue etagHeaderValue = handler.CreateETag(properties);
IList<object> results = handler.ParseETag(etagHeaderValue).Select(p => p.Value).ToList();
// Assert
Assert.True(etagHeaderValue.IsWeak);
Assert.Equal(values.Length, results.Count);
for (int i = 0; i < values.Length; i++)
{
Assert.Equal(values[i], results[i]);
}
}
public void CreateETag_ETagCreatedAndParsed_GivenValues()
{
// Arrange
object[] values = new object[] { "any", 1 };
DefaultODataETagHandler handler = new DefaultODataETagHandler();
Dictionary <string, object> properties = new Dictionary <string, object>();
for (int i = 0; i < values.Length; i++)
{
properties.Add("Prop" + i, values[i]);
}
// Act
EntityTagHeaderValue etagHeaderValue = handler.CreateETag(properties);
IList <object> results = handler.ParseETag(etagHeaderValue).OrderBy(p => p.Key).Select(p => p.Value).ToList();
// Assert
Assert.True(etagHeaderValue.IsWeak);
Assert.Equal(values.Length, results.Count);
for (int i = 0; i < values.Length; i++)
{
Assert.Equal(values[i], results[i]);
}
}
public void GetETagTEntity_Returns_ETagInHeader()
{
// Arrange
HttpRequestMessage request = new HttpRequestMessage();
HttpConfiguration cofiguration = new HttpConfiguration();
request.SetConfiguration(cofiguration);
Dictionary<string, object> properties = new Dictionary<string, object> { { "City", "Foo" } };
EntityTagHeaderValue etagHeaderValue = new DefaultODataETagHandler().CreateETag(properties);
CustomersModelWithInheritance model = new CustomersModelWithInheritance();
Mock<ODataPathSegment> mockSegment = new Mock<ODataPathSegment> { CallBase = true };
mockSegment.Setup(s => s.GetEdmType(null)).Returns(model.Customer);
mockSegment.Setup(s => s.GetEntitySet(null)).Returns((IEdmEntitySet)null);
ODataPath odataPath = new ODataPath(new[] { mockSegment.Object });
request.SetODataPath(odataPath);
// Act
ETag<Customer> result = request.GetETag<Customer>(etagHeaderValue);
dynamic dynamicResult = result;
// Assert
Assert.Equal("Foo", result["City"]);
Assert.Equal("Foo", dynamicResult.City);
}
