public void Validate_ODataRequestOptions_Throws_ODataException_If_IsolationLevel_NotSupported()
{
var odataRequestOptions = new ODataRequestOptions(
new Uri("https://services.odata.org/OData"),
ODataIsolationLevel.Snapshot,
ODataMetadataLevel.Minimal,
ODataVersion.OData40,
ODataVersion.OData40);
var odataServiceOptions = new ODataServiceOptions(
ODataVersion.MinVersion,
ODataVersion.MaxVersion,
new[] { ODataIsolationLevel.None },
new[] { "application/json" });
ODataException odataException = Assert.Throws <ODataException>(() => odataServiceOptions.Validate(odataRequestOptions));
Assert.Equal(ExceptionMessage.ODataIsolationLevelNotSupported("Snapshot"), odataException.Message);
Assert.Equal(HttpStatusCode.PreconditionFailed, odataException.StatusCode);
Assert.Equal(ODataRequestHeaderNames.ODataIsolation, odataException.Target);
}
