Code coverage for jms protocol event plugin

- Increase code coverage for jms protocol event plugin

Issue-ID: POLICY-3092
Signed-off-by: arkadiusz.adamski <aadamski@est.tech>
Change-Id: I615d56736b548b3d5f552ae1becac771d445b477

5 files changed, 420 insertions, 3 deletions

diff --git a/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/pom.xml b/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/pom.xml
index d9f800e12..6e562a812 100644
--- a/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/pom.xml
+++ b/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/pom.xml
@@ -1,6 +1,7 @@
 <!--
   ============LICENSE_START=======================================================
    Copyright (C) 2018 Ericsson. All rights reserved.
+   Modifications 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.
@@ -17,8 +18,17 @@
   SPDX-License-Identifier: Apache-2.0
   ============LICENSE_END=========================================================
 -->
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.activemq</groupId>
+            <artifactId>activemq-client</artifactId>
+            <version>5.16.1</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
     <parent>
         <groupId>org.onap.policy.apex-pdp.plugins.plugins-event.plugins-event-protocol</groupId>
         <artifactId>plugins-event-protocol</artifactId>
@@ -27,5 +37,6 @@
 
     <artifactId>plugins-event-protocol-jms</artifactId>
     <name>${project.artifactId}</name>
-    <description>[${project.parent.artifactId}] Plugins for handling events that are being transported as JMS messages</description>
+    <description>[${project.parent.artifactId}] Plugins for handling events that are being transported as JMS messages
+    </description>
 </project>
\ No newline at end of file
diff --git a/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/src/main/java/org/onap/policy/apex/plugins/event/protocol/jms/Apex2JmsObjectEventConverter.java b/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/src/main/java/org/onap/policy/apex/plugins/event/protocol/jms/Apex2JmsObjectEventConverter.java
index 89e2e8110..924765dc5 100644
--- a/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/src/main/java/org/onap/policy/apex/plugins/event/protocol/jms/Apex2JmsObjectEventConverter.java
+++ b/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/src/main/java/org/onap/policy/apex/plugins/event/protocol/jms/Apex2JmsObjectEventConverter.java
@@ -1,7 +1,7 @@
 /*-
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
- *  Modifications Copyright (C) 2019 Nordix Foundation.
+ *  Modifications Copyright (C) 2019-2021 Nordix Foundation.
  *  Modifications Copyright (C) 2021 Bell Canada. All rights reserved.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -141,4 +141,13 @@ public final class Apex2JmsObjectEventConverter implements ApexEventProtocolConv
         // Return the single object from the Apex event message
         return apexEvent.values().iterator().next();
     }
+
+    /**
+     * Returns eventProtocolParameters field. Getter used only for testing
+     *
+     * @return eventProtocolParameters
+     */
+    JmsObjectEventProtocolParameters getEventProtocolParameters() {
+        return eventProtocolParameters;
+    }
 }
diff --git a/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/src/main/test/org/onap/policy/apex/plugins/event/protocol/jms/Apex2JmsObjectEventConverterTest.java b/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/src/main/test/org/onap/policy/apex/plugins/event/protocol/jms/Apex2JmsObjectEventConverterTest.java
new file mode 100644
index 000000000..70c17c34e
--- /dev/null
+++ b/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/src/main/test/org/onap/policy/apex/plugins/event/protocol/jms/Apex2JmsObjectEventConverterTest.java
@@ -0,0 +1,195 @@
+/*-
+ * ============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.apex.plugins.event.protocol.jms;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertSame;
+
+
+import java.io.ByteArrayOutputStream;
+import java.io.PrintStream;
+import java.util.List;
+import javax.jms.JMSException;
+import javax.jms.ObjectMessage;
+import org.apache.activemq.command.ActiveMQObjectMessage;
+import org.apache.commons.lang3.RandomStringUtils;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.apex.service.engine.event.ApexEvent;
+import org.onap.policy.apex.service.engine.event.ApexEventException;
+import org.onap.policy.apex.service.engine.event.ApexEventRuntimeException;
+import org.onap.policy.apex.service.engine.event.impl.apexprotocolplugin.ApexEventProtocolParameters;
+
+public class Apex2JmsObjectEventConverterTest {
+    private Apex2JmsObjectEventConverter converter;
+    private final PrintStream orgOutBuffer = System.out;
+    private ByteArrayOutputStream testOutStream;
+
+    @Before
+    public void setUp() throws Exception {
+        converter = new Apex2JmsObjectEventConverter();
+        testOutStream = new ByteArrayOutputStream();
+        System.setOut(new PrintStream(testOutStream));
+    }
+
+    @After
+    public void tearDown() {
+        System.setOut(orgOutBuffer);
+    }
+
+    @Test
+    public void initNull() {
+        assertThatThrownBy(() -> converter.init(null))
+            .isInstanceOf(NullPointerException.class);
+    }
+
+    @Test
+    public void initWrongClass() {
+        converter.init(new ApexEventProtocolParameters());
+        final String actual = testOutStream.toString();
+        assertThat(actual).contains("specified Event Protocol Parameters properties of typ");
+        assertNull(converter.getEventProtocolParameters());
+    }
+
+    @Test
+    public void init() {
+        final JmsObjectEventProtocolParameters parameters = new JmsObjectEventProtocolParameters();
+        converter.init(parameters);
+        final JmsObjectEventProtocolParameters actual = converter.getEventProtocolParameters();
+        assertSame(parameters, actual);
+    }
+
+    @Test
+    public void toApexEventNull() {
+        final JmsObjectEventProtocolParameters parameters = new JmsObjectEventProtocolParameters();
+        converter.init(parameters);
+        final String eventName = RandomStringUtils.randomAlphabetic(4);
+        assertThatThrownBy(() -> converter.toApexEvent(eventName, null))
+            .isInstanceOf(ApexEventRuntimeException.class);
+    }
+
+    @Test
+    public void toApexEventObject() {
+        final JmsObjectEventProtocolParameters parameters = new JmsObjectEventProtocolParameters();
+        converter.init(parameters);
+        final String eventName = RandomStringUtils.randomAlphabetic(4);
+        assertThatThrownBy(() -> converter.toApexEvent(eventName, new Object()))
+            .isInstanceOf(ApexEventRuntimeException.class);
+    }
+
+    @Test
+    public void toApexEventNoParams() {
+        final String eventName = RandomStringUtils.randomAlphabetic(4);
+        ObjectMessage object = new ActiveMQObjectMessage();
+        assertThatThrownBy(() -> converter.toApexEvent(eventName, object))
+            .isInstanceOf(ApexEventRuntimeException.class);
+    }
+
+    @Test
+    public void toApexEventIncomingObjectIsNull() {
+        final JmsObjectEventProtocolParameters parameters = new JmsObjectEventProtocolParameters();
+
+        converter.init(parameters);
+        final String eventName = RandomStringUtils.randomAlphabetic(4);
+        ObjectMessage object = new ActiveMQObjectMessage();
+        assertThatThrownBy(() -> converter.toApexEvent(eventName, object))
+            .isInstanceOf(NullPointerException.class);
+    }
+
+    @Test
+    public void toApexEvent() throws ApexEventException, JMSException {
+        final JmsObjectEventProtocolParameters parameters = new JmsObjectEventProtocolParameters();
+
+        converter.init(parameters);
+        final String eventName = RandomStringUtils.randomAlphabetic(4);
+        final ObjectMessage object = new ActiveMQObjectMessage();
+        final String value = RandomStringUtils.randomAlphabetic(3);
+        object.setObject(value);
+
+        // Prepare expected object
+        final ApexEvent expectedEvent = new ApexEvent("String" + parameters.getIncomingEventSuffix(),
+            parameters.getIncomingEventVersion(),
+            "java.lang",
+            parameters.getIncomingEventSource(),
+            parameters.getIncomingEventTarget());
+        // Overwrite executionId to match executionId of actual
+        expectedEvent.setExecutionId(1);
+        final Object[] expected = {expectedEvent};
+
+        // Run tested method
+        final List<ApexEvent> actual = converter.toApexEvent(eventName, object);
+        // Overwrite executionId to match executionId of expected
+        actual.get(0).setExecutionId(1);
+        assertArrayEquals(expected, actual.toArray());
+    }
+
+    @Test
+    public void fromApexEventNull() {
+        assertThatThrownBy(() -> converter.fromApexEvent(null))
+            .isInstanceOf(ApexEventException.class);
+    }
+
+    @Test
+    public void fromApexEventEmptyEvent() throws ApexEventException {
+        final ApexEvent apexEvent = new ApexEvent(
+            "a" + RandomStringUtils.randomAlphabetic(3),
+            "a" + RandomStringUtils.randomAlphabetic(3),
+            "a" + RandomStringUtils.randomAlphabetic(3),
+            "",
+            "");
+        assertThatThrownBy(() -> converter.fromApexEvent(apexEvent))
+            .isInstanceOf(ApexEventException.class);
+    }
+
+    @Test
+    public void fromApexEventMultipleEvents() throws ApexEventException {
+        final ApexEvent apexEvent = new ApexEvent(
+            "a" + RandomStringUtils.randomAlphabetic(3),
+            "a" + RandomStringUtils.randomAlphabetic(4),
+            "a" + RandomStringUtils.randomAlphabetic(5),
+            "",
+            "");
+        apexEvent.put(RandomStringUtils.randomAlphabetic(2), new Object());
+        apexEvent.put(RandomStringUtils.randomAlphabetic(6), new Object());
+        assertThatThrownBy(() -> converter.fromApexEvent(apexEvent)).isInstanceOf(ApexEventException.class);
+    }
+
+    @Test
+    public void fromApexEventSingleEvent() throws ApexEventException {
+        final ApexEvent apexEvent = new ApexEvent(
+            "a" + RandomStringUtils.randomAlphabetic(3),
+            "a" + RandomStringUtils.randomAlphabetic(3),
+            "a" + RandomStringUtils.randomAlphabetic(3),
+            "",
+            "");
+
+        final Object expected = new Object();
+        apexEvent.put(RandomStringUtils.randomAlphabetic(2), expected);
+
+        final Object actual = converter.fromApexEvent(apexEvent);
+
+        assertSame(expected, actual);
+    }
+}
diff --git a/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/src/main/test/org/onap/policy/apex/plugins/event/protocol/jms/Apex2JmsTextEventConverterTest.java b/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/src/main/test/org/onap/policy/apex/plugins/event/protocol/jms/Apex2JmsTextEventConverterTest.java
new file mode 100644
index 000000000..9f68b49df
--- /dev/null
+++ b/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/src/main/test/org/onap/policy/apex/plugins/event/protocol/jms/Apex2JmsTextEventConverterTest.java
@@ -0,0 +1,149 @@
+/*-
+ * ============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.apex.plugins.event.protocol.jms;
+
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertEquals;
+
+
+import java.util.List;
+import org.apache.commons.lang3.RandomStringUtils;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.apex.context.parameters.ContextParameterConstants;
+import org.onap.policy.apex.context.parameters.SchemaParameters;
+import org.onap.policy.apex.model.basicmodel.concepts.AxArtifactKey;
+import org.onap.policy.apex.model.basicmodel.service.ModelService;
+import org.onap.policy.apex.model.contextmodel.concepts.AxContextSchema;
+import org.onap.policy.apex.model.contextmodel.concepts.AxContextSchemas;
+import org.onap.policy.apex.model.eventmodel.concepts.AxEvent;
+import org.onap.policy.apex.model.eventmodel.concepts.AxEvents;
+import org.onap.policy.apex.service.engine.event.ApexEvent;
+import org.onap.policy.apex.service.engine.event.ApexEventException;
+import org.onap.policy.apex.service.engine.event.ApexEventRuntimeException;
+import org.onap.policy.apex.service.engine.event.impl.filecarrierplugin.consumer.TextBlock;
+import org.onap.policy.apex.service.engine.event.impl.jsonprotocolplugin.JsonEventProtocolParameters;
+import org.onap.policy.common.parameters.ParameterService;
+
+public class Apex2JmsTextEventConverterTest {
+    private Apex2JmsTextEventConverter converter;
+
+    @Before
+    public void setUp() {
+        converter = new Apex2JmsTextEventConverter();
+        ModelService.registerModel(AxContextSchemas.class, new AxContextSchemas());
+        ModelService.registerModel(AxEvents.class, new AxEvents());
+        ParameterService.register(new SchemaParameters());
+    }
+
+    @After
+    public void tearDown() {
+        ModelService.deregisterModel(AxContextSchema.class);
+        ModelService.deregisterModel(AxEvents.class);
+        ParameterService.deregister(ContextParameterConstants.SCHEMA_GROUP_NAME);
+    }
+
+    @Test
+    public void toApexEventNull() {
+        final String eventName = RandomStringUtils.randomAlphabetic(4);
+        assertThatThrownBy(() -> converter.toApexEvent(eventName, null))
+            .isInstanceOf(ApexEventRuntimeException.class);
+    }
+
+    @Test
+    public void toApexEventObject() {
+        final String eventName = RandomStringUtils.randomAlphabetic(4);
+        assertThatThrownBy(() -> converter.toApexEvent(eventName, new Object()))
+            .isInstanceOf(ApexEventRuntimeException.class);
+    }
+
+    @Test
+    public void toApexEventJsonString() throws ApexEventException {
+        final String eventName = RandomStringUtils.randomAlphabetic(4);
+        final String eventVersion = "0.0.1";
+        final String source = RandomStringUtils.randomAlphabetic(5);
+        final String target = RandomStringUtils.randomAlphabetic(6);
+        final String nameSpace = "a.name.space";
+
+        // Prepare Json String to be translated into ApexEvent
+        final TextBlock object =
+            new TextBlock(false, "{\"name\": \"" + eventName + "\", \"version\":\"" + eventVersion + "\"}");
+
+        // Prepare Model service
+        final AxArtifactKey eventKey = new AxArtifactKey(eventName + ":" + eventVersion);
+        final AxEvent axEvent = new AxEvent(eventKey, nameSpace, source, target);
+        ModelService.getModel(AxEvents.class).getEventMap().put(eventKey, axEvent);
+
+        // prepare converter
+        converter.init(new JsonEventProtocolParameters());
+
+        // execute test
+        final List<ApexEvent> apexEvents = converter.toApexEvent(eventName, object);
+
+        final ApexEvent expectedEvent = new ApexEvent(eventName, eventVersion, nameSpace, source, target);
+
+        // Reset executionId
+        expectedEvent.setExecutionId(0);
+        for (ApexEvent event : apexEvents) {
+            event.setExecutionId(0);
+        }
+        Object[] expected = {expectedEvent};
+
+        assertArrayEquals(expected, apexEvents.toArray());
+    }
+
+    @Test
+    public void fromApexNull() {
+        assertThatThrownBy(() -> converter.fromApexEvent(null)).isInstanceOf(ApexEventException.class);
+    }
+
+    @Test
+    public void fromApex() throws ApexEventException {
+        final String name = RandomStringUtils.randomAlphabetic(4);
+        final String version = "0.2.3";
+        final String nameSpace = "a.name.space";
+        final String source = RandomStringUtils.randomAlphabetic(6);
+        final String target = RandomStringUtils.randomAlphabetic(7);
+
+        final String expected = "{\n" +
+            "  \"name\": \"" + name + "\",\n" +
+            "  \"version\": \"" + version + "\",\n" +
+            "  \"nameSpace\": \"" + nameSpace + "\",\n" +
+            "  \"source\": \"" + source + "\",\n" +
+            "  \"target\": \"" + target + "\"\n" +
+            "}";
+
+        // Prepare Model service
+        final AxArtifactKey eventKey = new AxArtifactKey(name + ":" + version);
+        final AxEvent axEvent = new AxEvent(eventKey, nameSpace, source, target);
+        ModelService.getModel(AxEvents.class).getEventMap().put(eventKey, axEvent);
+
+        converter.init(new JsonEventProtocolParameters());
+
+        final ApexEvent apexEvent = new ApexEvent(name, version, nameSpace, source, target);
+        final Object actual = converter.fromApexEvent(apexEvent);
+
+        assertEquals(expected, actual);
+    }
+
+}
diff --git a/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/src/main/test/org/onap/policy/apex/plugins/event/protocol/jms/JmsObjectEventProtocolParametersTest.java b/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/src/main/test/org/onap/policy/apex/plugins/event/protocol/jms/JmsObjectEventProtocolParametersTest.java
new file mode 100644
index 000000000..8baa9d5b1
--- /dev/null
+++ b/plugins/plugins-event/plugins-event-protocol/plugins-event-protocol-jms/src/main/test/org/onap/policy/apex/plugins/event/protocol/jms/JmsObjectEventProtocolParametersTest.java
@@ -0,0 +1,53 @@
+/*-
+ * ============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.apex.plugins.event.protocol.jms;
+
+import static org.junit.Assert.assertEquals;
+
+
+import org.junit.Test;
+
+public class JmsObjectEventProtocolParametersTest {
+
+    @Test
+    public void getIncomingEventVersion() {
+        final JmsObjectEventProtocolParameters jmsObjectEventProtocolParameters =
+            new JmsObjectEventProtocolParameters();
+        final String actual = jmsObjectEventProtocolParameters.getIncomingEventVersion();
+        assertEquals("1.0.0", actual);
+    }
+
+    @Test
+    public void getIncomingEventSource() {
+        final JmsObjectEventProtocolParameters jmsObjectEventProtocolParameters =
+            new JmsObjectEventProtocolParameters();
+        final String actual = jmsObjectEventProtocolParameters.getIncomingEventSource();
+        assertEquals("JMS", actual);
+    }
+
+    @Test
+    public void getIncomingEventTarget() {
+        final JmsObjectEventProtocolParameters jmsObjectEventProtocolParameters =
+            new JmsObjectEventProtocolParameters();
+        final String actual = jmsObjectEventProtocolParameters.getIncomingEventTarget();
+        assertEquals("Apex", actual);
+    }
+}