public void MergeTrailingMetadataHandlers()
{
Action <Metadata> handler1 = metadata => { };
Action <Metadata> handler2 = metadata => { };
var settings = CallSettings.Merge(
CallSettings.FromTrailingMetadataHandler(handler1),
CallSettings.FromTrailingMetadataHandler(handler2));
Assert.Equal(handler1 + handler2, settings.TrailingMetadataHandler);
}
public void Merge_HeaderMutationOrdering()
{
Action <Metadata> clearAndAddFoo = m => { m.Clear(); m.Add("foo", "bar"); };
Action <Metadata> addSample = m => m.Add("sample", "value");
CallSettings clearAndAddFooSettings = new CallSettings(null, null, null, clearAndAddFoo, null, null);
CallSettings addSampleSettings = new CallSettings(null, null, null, addSample, null, null);
var merged1 = CallSettings.Merge(clearAndAddFooSettings, addSampleSettings);
var merged2 = CallSettings.Merge(addSampleSettings, clearAndAddFooSettings);
// Original should be called first, so merged1 should end up with foo and sample;
// merged2 should end up with just foo.
var metadata = new Metadata();
merged1.HeaderMutation(metadata);
Assert.Equal(2, metadata.Count);
metadata = new Metadata();
merged2.HeaderMutation(metadata);
Assert.Equal(1, metadata.Count);
}
