add no locking feature

It provides an interface to applications for locking
purposes that always succeeds.  It does not deny
acquiring resource locks.

Issue-ID: POLICY-3114
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
Change-Id: I6aebb5f40e4176e0ff7b0e6c6d4042a79dd0b7a3
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>

1 files changed, 96 insertions, 0 deletions

diff --git a/feature-no-locking/src/test/java/org/onap/policy/no/locking/NoLockManagerTest.java b/feature-no-locking/src/test/java/org/onap/policy/no/locking/NoLockManagerTest.java
new file mode 100644
index 00000000..bae9d109
--- /dev/null
+++ b/feature-no-locking/src/test/java/org/onap/policy/no/locking/NoLockManagerTest.java
@@ -0,0 +1,96 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2021 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.no.locking;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.drools.core.lock.AlwaysSuccessLock;
+import org.onap.policy.drools.core.lock.Lock;
+import org.onap.policy.drools.core.lock.LockCallback;
+
+public class NoLockManagerTest {
+
+    private NoLockManager nlm;
+    private LockCallback callback;
+
+    @Before
+    public void setUp() {
+        callback = mock(LockCallback.class);
+        nlm = new NoLockManager();
+    }
+
+    @Test
+    public void testLock() {
+        assertTrue(nlm.lock());
+    }
+
+    @Test
+    public void testUnlock() {
+        assertTrue(nlm.unlock());
+    }
+
+    @Test
+    public void testIsLocked() {
+        assertFalse(nlm.isLocked());
+    }
+
+    @Test
+    public void testStart() {
+        assertTrue(nlm.start());
+    }
+
+    @Test
+    public void testStop() {
+        assertTrue(nlm.stop());
+    }
+
+    @Test
+    public void testIsAlive() {
+        assertTrue(nlm.isAlive());
+    }
+
+    @Test
+    public void testGetSeqNo() {
+        assertEquals(NoLockManager.SEQNO, nlm.getSequenceNumber());
+    }
+
+    @Test
+    public void testBeforeCreateLockManager() {
+        assertEquals(nlm, nlm.beforeCreateLockManager(null, null));
+    }
+
+    @Test
+    public void testCreateLock() {
+        Lock lock = nlm.createLock("x", "y", 1, callback, false);
+        assertTrue(lock.isActive());
+        assertTrue(lock instanceof AlwaysSuccessLock);
+        verify(callback).lockAvailable(lock);
+        verify(callback, never()).lockUnavailable(any());
+    }
+}
\ No newline at end of file