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/superseriousbusiness/oauth2/v4/store.go

@@ -0,0 +1,36 @@
+package oauth2
+
+import "context"
+
+type (
+	// ClientStore the client information storage interface
+	ClientStore interface {
+		GetByID(ctx context.Context, id string) (ClientInfo, error)
+		Set(ctx context.Context, id string, cli ClientInfo) error
+		Delete(ctx context.Context, id string) error
+	}
+
+	// TokenStore the token information storage interface
+	TokenStore interface {
+		// create and store the new token information
+		Create(ctx context.Context, info TokenInfo) error
+
+		// delete the authorization code
+		RemoveByCode(ctx context.Context, code string) error
+
+		// use the access token to delete the token information
+		RemoveByAccess(ctx context.Context, access string) error
+
+		// use the refresh token to delete the token information
+		RemoveByRefresh(ctx context.Context, refresh string) error
+
+		// use the authorization code for token information data
+		GetByCode(ctx context.Context, code string) (TokenInfo, error)
+
+		// use the access token for token information data
+		GetByAccess(ctx context.Context, access string) (TokenInfo, error)
+
+		// use the refresh token for token information data
+		GetByRefresh(ctx context.Context, refresh string) (TokenInfo, error)
+	}
+)