public void GetTopQueryValidator_Returns_Validator()
{
// Arrange & Act & Assert
Assert.NotNull(TopQueryValidator.GetTopQueryValidator(null));
// Arrange & Act & Assert
ODataQueryContext context = new ODataQueryContext(EdmCoreModel.Instance, typeof(int));
Assert.NotNull(TopQueryValidator.GetTopQueryValidator(context));
// Arrange & Act & Assert
IServiceProvider services = new ServiceCollection()
.AddSingleton <TopQueryValidator>().BuildServiceProvider();
context.RequestContainer = services;
Assert.NotNull(TopQueryValidator.GetTopQueryValidator(context));
}
/// <summary>
/// Initialize a new instance of <see cref="TopQueryOption"/> based on the raw $top value and
/// an EdmModel from <see cref="ODataQueryContext"/>.
/// </summary>
/// <param name="rawValue">The raw value for $top query. It can be null or empty.</param>
/// <param name="context">The <see cref="ODataQueryContext"/> which contains the <see cref="IEdmModel"/> and some type information</param>
/// <param name="queryOptionParser">The <see cref="ODataQueryOptionParser"/> which is used to parse the query option.</param>
public TopQueryOption(string rawValue, ODataQueryContext context, ODataQueryOptionParser queryOptionParser)
{
if (context == null)
{
throw Error.ArgumentNull("context");
}
if (String.IsNullOrEmpty(rawValue))
{
throw Error.ArgumentNullOrEmpty("rawValue");
}
if (queryOptionParser == null)
{
throw Error.ArgumentNull("queryOptionParser");
}
Context = context;
RawValue = rawValue;
Validator = TopQueryValidator.GetTopQueryValidator(context);
_queryOptionParser = queryOptionParser;
}
// This constructor is intended for unit testing only.
internal TopQueryOption(string rawValue, ODataQueryContext context)
{
if (context == null)
{
throw Error.ArgumentNull("context");
}
if (String.IsNullOrEmpty(rawValue))
{
throw Error.ArgumentNullOrEmpty("rawValue");
}
Context = context;
RawValue = rawValue;
Validator = TopQueryValidator.GetTopQueryValidator(context);
_queryOptionParser = new ODataQueryOptionParser(
context.Model,
context.ElementType,
context.NavigationSource,
new Dictionary <string, string> {
{ "$top", rawValue }
});
}