1 files changed, 94 insertions, 0 deletions
diff --git a/participant/participant-impl/participant-impl-dcae/src/test/java/org/onap/policy/clamp/controlloop/participant/dcae/main/startstop/TestParticipantDcaeActivator.java b/participant/participant-impl/participant-impl-dcae/src/test/java/org/onap/policy/clamp/controlloop/participant/dcae/main/startstop/TestParticipantDcaeActivator.java
new file mode 100644
index 000000000..1903868e2
--- /dev/null
+++ b/participant/participant-impl/participant-impl-dcae/src/test/java/org/onap/policy/clamp/controlloop/participant/dcae/main/startstop/TestParticipantDcaeActivator.java
@@ -0,0 +1,94 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2021 Nordix Foundation.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.clamp.controlloop.participant.dcae.main.startstop;
+
+import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.onap.policy.clamp.controlloop.participant.dcae.main.parameters.CommonTestData;
+import org.onap.policy.clamp.controlloop.participant.dcae.main.parameters.ParticipantDcaeParameterHandler;
+import org.onap.policy.clamp.controlloop.participant.dcae.main.parameters.ParticipantDcaeParameters;
+import org.onap.policy.clamp.controlloop.participant.dcae.main.startstop.ParticipantDcaeActivator;
+import org.onap.policy.clamp.controlloop.participant.dcae.main.startstop.ParticipantDcaeCommandLineArguments;
+import org.onap.policy.common.utils.services.Registry;
+
+/**
+ * Class to perform unit test of {@link ParticipantDcaeActivator}}.
+ *
+ */
+public class TestParticipantDcaeActivator {
+
+    private static ParticipantDcaeActivator activator;
+
+    /**
+     * Initializes an activator.
+     *
+     * @throws Exception if an error occurs
+     */
+    @BeforeClass
+    public static void setUp() throws Exception {
+        Registry.newRegistry();
+        final String[] participantConfigParameters = { "-c", "src/test/resources/parameters/TestParameters.json"};
+        final ParticipantDcaeCommandLineArguments arguments =
+                new ParticipantDcaeCommandLineArguments(participantConfigParameters);
+        final ParticipantDcaeParameters parGroup =
+                new ParticipantDcaeParameterHandler().getParameters(arguments);
+        activator = new ParticipantDcaeActivator(parGroup);
+    }
+
+    /**
+     * Method for cleanup after each test.
+     *
+     * @throws Exception if an error occurs
+     */
+    @AfterClass
+    public static void teardown() throws Exception {
+        // shut down activator
+        if (activator != null && activator.isAlive()) {
+            activator.shutdown();
+        }
+    }
+
+    @Test
+    public void testParticipantActivator() {
+        activator.start();
+        assertTrue(activator.isAlive());
+        assertTrue(activator.getParameters().isValid());
+        assertEquals(CommonTestData.PARTICIPANT_GROUP_NAME, activator.getParameters().getName());
+
+        // repeat - should throw an exception
+        assertThatIllegalStateException().isThrownBy(() -> activator.start());
+        assertTrue(activator.isAlive());
+        assertTrue(activator.getParameters().isValid());
+
+        activator.shutdown();
+        assertFalse(activator.isAlive());
+
+        // repeat - should throw an exception
+        assertThatIllegalStateException().isThrownBy(() -> activator.shutdown());
+        assertFalse(activator.isAlive());
+    }
+}