Fix nil account bug

auth/auth.go

@@ -4,6 +4,7 @@ package auth
 import (
 	"context"
 	"errors"
+	"strings"
 	"time"
 )
 
@@ -60,13 +61,13 @@ type Account struct {
 }
 
 // HasScope returns a boolean indicating if the account has the given scope
-func (a *Account) HasScope(scope string) bool {
+func (a *Account) HasScope(scopes ...string) bool {
 	if a.Scopes == nil {
 		return false
 	}
 
 	for _, s := range a.Scopes {
-		if s == scope {
+		if s == strings.Join(scopes, ".") {
 			return true
 		}
 	}

auth/auth_test.go

@@ -3,15 +3,15 @@ package auth
 import "testing"
 
 func TestHasScope(t *testing.T) {
-	if new(Account).HasScope("namespace.foo") {
+	if new(Account).HasScope("namespace", "foo") {
 		t.Errorf("Expected the blank account to not have a role")
 	}
 
 	acc := Account{Scopes: []string{"namespace.foo"}}
-	if !acc.HasScope("namespace.foo") {
+	if !acc.HasScope("namespace", "foo") {
 		t.Errorf("Expected the account to have the namespace.foo role")
 	}
-	if acc.HasScope("namespace.bar") {
+	if acc.HasScope("namespace", "bar") {
 		t.Errorf("Expected the account to not have the namespace.bar role")
 	}
 }