Initial commit based on https://github.com/minio/minio/releases/tag/RELEASE.2020-07-02T00-15-09Z

cmd/lock-rest-server-common_test.go

@@ -0,0 +1,99 @@
+/*
+ * MinIO Cloud Storage, (C) 2019 MinIO, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package cmd
+
+import (
+	"os"
+	"reflect"
+	"sync"
+	"testing"
+)
+
+// Helper function to create a lock server for testing
+func createLockTestServer(t *testing.T) (string, *lockRESTServer, string) {
+	obj, fsDir, err := prepareFS()
+	if err != nil {
+		t.Fatal(err)
+	}
+	if err = newTestConfig(globalMinioDefaultRegion, obj); err != nil {
+		t.Fatalf("unable initialize config file, %s", err)
+	}
+
+	locker := &lockRESTServer{
+		ll: &localLocker{
+			mutex:   sync.Mutex{},
+			lockMap: make(map[string][]lockRequesterInfo),
+		},
+	}
+	creds := globalActiveCred
+	token, err := authenticateNode(creds.AccessKey, creds.SecretKey, "")
+	if err != nil {
+		t.Fatal(err)
+	}
+	return fsDir, locker, token
+}
+
+// Test function to remove lock entries from map based on name & uid combination
+func TestLockRpcServerRemoveEntry(t *testing.T) {
+	testPath, locker, _ := createLockTestServer(t)
+	defer os.RemoveAll(testPath)
+
+	lockRequesterInfo1 := lockRequesterInfo{
+		Writer:        true,
+		UID:           "0123-4567",
+		Timestamp:     UTCNow(),
+		TimeLastCheck: UTCNow(),
+	}
+	lockRequesterInfo2 := lockRequesterInfo{
+		Writer:        true,
+		UID:           "89ab-cdef",
+		Timestamp:     UTCNow(),
+		TimeLastCheck: UTCNow(),
+	}
+
+	locker.ll.lockMap["name"] = []lockRequesterInfo{
+		lockRequesterInfo1,
+		lockRequesterInfo2,
+	}
+
+	lri := locker.ll.lockMap["name"]
+
+	// test unknown uid
+	if locker.ll.removeEntry("name", "unknown-uid", &lri) {
+		t.Errorf("Expected %#v, got %#v", false, true)
+	}
+
+	if !locker.ll.removeEntry("name", "0123-4567", &lri) {
+		t.Errorf("Expected %#v, got %#v", true, false)
+	} else {
+		gotLri := locker.ll.lockMap["name"]
+		expectedLri := []lockRequesterInfo{lockRequesterInfo2}
+		if !reflect.DeepEqual(expectedLri, gotLri) {
+			t.Errorf("Expected %#v, got %#v", expectedLri, gotLri)
+		}
+	}
+
+	if !locker.ll.removeEntry("name", "89ab-cdef", &lri) {
+		t.Errorf("Expected %#v, got %#v", true, false)
+	} else {
+		gotLri := locker.ll.lockMap["name"]
+		expectedLri := []lockRequesterInfo(nil)
+		if !reflect.DeepEqual(expectedLri, gotLri) {
+			t.Errorf("Expected %#v, got %#v", expectedLri, gotLri)
+		}
+	}
+}