WithRoles variadic args (#1395)

Co-authored-by: Ben Toogood <ben@micro.mu>

auth/token/basic/basic_test.go

@@ -37,7 +37,7 @@ func TestInspect(t *testing.T) {
 
 		opts := []token.GenerateOption{
 			token.WithMetadata(md),
-			token.WithRoles(roles),
+			token.WithRoles(roles...),
 		}
 
 		tok, err := b.Generate(subject, opts...)

auth/token/jwt/jwt_test.go

@@ -46,7 +46,7 @@ func TestInspect(t *testing.T) {
 
 		opts := []token.GenerateOption{
 			token.WithMetadata(md),
-			token.WithRoles(roles),
+			token.WithRoles(roles...),
 		}
 
 		tok, err := j.Generate(subject, opts...)

auth/token/options.go

@@ -76,7 +76,7 @@ func WithMetadata(md map[string]string) func(o *GenerateOptions) {
 }
 
 // WithRoles for the token
-func WithRoles(rs []string) func(o *GenerateOptions) {
+func WithRoles(rs ...string) func(o *GenerateOptions) {
 	return func(o *GenerateOptions) {
 		o.Roles = rs
 	}