test(scum): cover supported companion adapters

plugins/examples/scum-server-plugin/companion/adapters.go

@@ -2,12 +2,15 @@ package companion
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"sort"
 	"strings"
 	"unicode/utf8"
 )
 
+var errAdapterUnsupported = errors.New("versioned adapter is unsupported")
+
 // AuthorizedConfigPort is supplied by a version-bound Companion integration.
 // It exposes logical configuration values only: never a host path, connection
 // string, credential, arbitrary command, or direct database handle.
@@ -75,9 +78,11 @@ type VersionedAdapter struct {
 	DiagnosticsState       map[string]string
 }
 
+func (adapter VersionedAdapter) ServerBinding() string { return adapter.BoundServerID }
+
 func (adapter VersionedAdapter) ReadConfiguration(ctx context.Context) (map[string]any, error) {
 	if !supportedAdapterVersion(adapter.ServerVersion) || adapter.Config == nil {
-		return nil, fmt.Errorf("configuration adapter is unsupported")
+		return nil, errAdapterUnsupported
 	}
 	fields, err := adapter.Config.ReadConfig(ctx)
 	if err != nil {
@@ -87,7 +92,7 @@ func (adapter VersionedAdapter) ReadConfiguration(ctx context.Context) (map[stri
 }
 func (adapter VersionedAdapter) PatchConfiguration(ctx context.Context, payload map[string]any) (map[string]any, error) {
 	if !supportedAdapterVersion(adapter.ServerVersion) || adapter.Config == nil {
-		return nil, fmt.Errorf("configuration adapter is unsupported")
+		return nil, errAdapterUnsupported
 	}
 	revision, _ := payload["revision"].(string)
 	raw, _ := payload["fields"].([]any)
@@ -120,14 +125,14 @@ func (adapter VersionedAdapter) Diagnostics(context.Context) (map[string]any, er
 	return state, nil
 }
 func (VersionedAdapter) PatchGameState(context.Context, map[string]any) (map[string]any, error) {
-	return nil, fmt.Errorf("state adapter is unsupported")
+	return nil, errAdapterUnsupported
 }
 func (VersionedAdapter) DeliverReward(context.Context, map[string]any) (map[string]any, error) {
-	return nil, fmt.Errorf("reward adapter is unsupported")
+	return nil, errAdapterUnsupported
 }
 func (adapter VersionedAdapter) NotifyPlayer(ctx context.Context, payload map[string]any) (map[string]any, error) {
 	if !adapter.supportsPinnedUE4SS() || adapter.Notification == nil {
-		return nil, fmt.Errorf("notification adapter is unsupported")
+		return nil, errAdapterUnsupported
 	}
 	playerID, playerOK := payload["playerId"].(string)
 	message, messageOK := payload["message"].(string)
@@ -146,7 +151,7 @@ func (adapter VersionedAdapter) NotifyPlayer(ctx context.Context, payload map[st
 }
 func (adapter VersionedAdapter) SpawnVehicle(ctx context.Context, payload map[string]any) (map[string]any, error) {
 	if !adapter.supportsPinnedUE4SS() || adapter.VehicleSpawn == nil {
-		return nil, fmt.Errorf("vehicle spawn adapter is unsupported")
+		return nil, errAdapterUnsupported
 	}
 	vehicleCode, ok := payload["vehicleCode"].(string)
 	spawn, err := newUE4SSVehicleSpawn(adapter.BoundServerID, vehicleCode)