private static void VerifyExpandRestrictions(ExpandRestrictions expand)
{
Assert.NotNull(expand);
Assert.NotNull(expand.Expandable);
Assert.False(expand.Expandable.Value);
Assert.NotNull(expand.NonExpandableProperties);
Assert.Equal(2, expand.NonExpandableProperties.Count);
Assert.Equal("abc|RelatedEvents", String.Join("|", expand.NonExpandableProperties));
Assert.True(expand.IsNonExpandableProperty("RelatedEvents"));
}
/// <summary>
/// Create $expand parameter for the <see cref="IEdmNavigationSource"/>.
/// </summary>
/// <param name="context">The OData context.</param>
/// <param name="target">The edm entity path.</param>
/// <param name="entityType">The edm entity path.</param>
/// <returns>The created <see cref="OpenApiParameter"/> or null.</returns>
public static OpenApiParameter CreateExpand(this ODataContext context, IEdmVocabularyAnnotatable target, IEdmEntityType entityType)
{
Utils.CheckArgumentNull(context, nameof(context));
Utils.CheckArgumentNull(target, nameof(target));
Utils.CheckArgumentNull(entityType, nameof(entityType));
ExpandRestrictions expand = context.Model.GetExpandRestrictions(target);
if (expand != null && !expand.IsExpandable)
{
return(null);
}
IList <IOpenApiAny> expandItems = new List <IOpenApiAny>
{
new OpenApiString("*")
};
foreach (var property in entityType.NavigationProperties())
{
if (expand != null && expand.IsNonExpandableProperty(property.Name))
{
continue;
}
expandItems.Add(new OpenApiString(property.Name));
}
return(new OpenApiParameter
{
Name = "$expand",
In = ParameterLocation.Query,
Description = "Expand related entities",
Schema = new OpenApiSchema
{
Type = "array",
UniqueItems = true,
Items = new OpenApiSchema
{
Type = "string",
Enum = expandItems
}
},
Style = ParameterStyle.Simple
});
}