Grand test fixup (#138)

* start fixing up tests

* fix up tests + automate with drone

* fiddle with linting

* messing about with drone.yml

* some more fiddling

* hmmm

* add cache

* add vendor directory

* verbose

* ci updates

* update some little things

* update sig

vendor/github.com/go-fed/activity/pub/social_protocol.go

@@ -0,0 +1,82 @@
+package pub
+
+import (
+	"context"
+	"github.com/go-fed/activity/streams/vocab"
+	"net/http"
+)
+
+// SocialProtocol contains behaviors an application needs to satisfy for the
+// full ActivityPub C2S implementation to be supported by this library.
+//
+// It is only required if the client application wants to support the client-to-
+// server, or social, protocol.
+//
+// It is passed to the library as a dependency injection from the client
+// application.
+type SocialProtocol interface {
+	// Hook callback after parsing the request body for a client request
+	// to the Actor's outbox.
+	//
+	// Can be used to set contextual information based on the
+	// ActivityStreams object received.
+	//
+	// Only called if the Social API is enabled.
+	//
+	// Warning: Neither authentication nor authorization has taken place at
+	// this time. Doing anything beyond setting contextual information is
+	// strongly discouraged.
+	//
+	// If an error is returned, it is passed back to the caller of
+	// PostOutbox. In this case, the DelegateActor implementation must not
+	// write a response to the ResponseWriter as is expected that the caller
+	// to PostOutbox will do so when handling the error.
+	PostOutboxRequestBodyHook(c context.Context, r *http.Request, data vocab.Type) (context.Context, error)
+	// AuthenticatePostOutbox delegates the authentication of a POST to an
+	// outbox.
+	//
+	// Only called if the Social API is enabled.
+	//
+	// If an error is returned, it is passed back to the caller of
+	// PostOutbox. In this case, the implementation must not write a
+	// response to the ResponseWriter as is expected that the client will
+	// do so when handling the error. The 'authenticated' is ignored.
+	//
+	// If no error is returned, but authentication or authorization fails,
+	// then authenticated must be false and error nil. It is expected that
+	// the implementation handles writing to the ResponseWriter in this
+	// case.
+	//
+	// Finally, if the authentication and authorization succeeds, then
+	// authenticated must be true and error nil. The request will continue
+	// to be processed.
+	AuthenticatePostOutbox(c context.Context, w http.ResponseWriter, r *http.Request) (out context.Context, authenticated bool, err error)
+	// SocialCallbacks returns the application logic that handles
+	// ActivityStreams received from C2S clients.
+	//
+	// Note that certain types of callbacks will be 'wrapped' with default
+	// behaviors supported natively by the library. Other callbacks
+	// compatible with streams.TypeResolver can be specified by 'other'.
+	//
+	// For example, setting the 'Create' field in the SocialWrappedCallbacks
+	// lets an application dependency inject additional behaviors they want
+	// to take place, including the default behavior supplied by this
+	// library. This is guaranteed to be compliant with the ActivityPub
+	// Social protocol.
+	//
+	// To override the default behavior, instead supply the function in
+	// 'other', which does not guarantee the application will be compliant
+	// with the ActivityPub Social Protocol.
+	//
+	// Applications are not expected to handle every single ActivityStreams
+	// type and extension. The unhandled ones are passed to DefaultCallback.
+	SocialCallbacks(c context.Context) (wrapped SocialWrappedCallbacks, other []interface{}, err error)
+	// DefaultCallback is called for types that go-fed can deserialize but
+	// are not handled by the application's callbacks returned in the
+	// Callbacks method.
+	//
+	// Applications are not expected to handle every single ActivityStreams
+	// type and extension, so the unhandled ones are passed to
+	// DefaultCallback.
+	DefaultCallback(c context.Context, activity Activity) error
+}