OP#792 initial commit after fork

cmd/lock-rest-client_test.go

@@ -0,0 +1,72 @@
+// Copyright (c) 2015-2021 MinIO, Inc.
+//
+// This file is part of MinIO Object Storage stack
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package cmd
+
+import (
+	"context"
+	"testing"
+
+	"github.com/minio/minio/internal/dsync"
+)
+
+// Tests lock rpc client.
+func TestLockRESTlient(t *testing.T) {
+	// These should not be connectable.
+	endpoint, err := NewEndpoint("http://localhost:9876")
+	if err != nil {
+		t.Fatalf("unexpected error %v", err)
+	}
+	endpointLocal, err := NewEndpoint("http://localhost:9012")
+	if err != nil {
+		t.Fatalf("unexpected error %v", err)
+	}
+	endpointLocal.IsLocal = true
+
+	ctx, cancel := context.WithCancel(t.Context())
+	defer cancel()
+	err = initGlobalLockGrid(ctx, []PoolEndpoints{{Endpoints: Endpoints{endpoint, endpointLocal}}})
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	lkClient := newlockRESTClient(endpoint)
+	if lkClient.IsOnline() {
+		t.Fatalf("unexpected result. connection was online")
+	}
+
+	// Attempt all calls.
+	_, err = lkClient.RLock(t.Context(), dsync.LockArgs{})
+	if err == nil {
+		t.Fatal("Expected for Rlock to fail")
+	}
+
+	_, err = lkClient.Lock(t.Context(), dsync.LockArgs{})
+	if err == nil {
+		t.Fatal("Expected for Lock to fail")
+	}
+
+	_, err = lkClient.RUnlock(t.Context(), dsync.LockArgs{})
+	if err == nil {
+		t.Fatal("Expected for RUnlock to fail")
+	}
+
+	_, err = lkClient.Unlock(t.Context(), dsync.LockArgs{})
+	if err == nil {
+		t.Fatal("Expected for Unlock to fail")
+	}
+}