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-rw-r--r--plugins/plugins-executor/plugins-executor-jython/src/main/java/org/onap/policy/apex/plugins/executor/jython/JythonStateFinalizerExecutor.java15
-rw-r--r--plugins/plugins-executor/plugins-executor-jython/src/main/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskExecutor.java37
-rw-r--r--plugins/plugins-executor/plugins-executor-jython/src/main/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskSelectExecutor.java39
-rw-r--r--plugins/plugins-executor/plugins-executor-jython/src/test/java/org/onap/policy/apex/plugins/executor/jython/JythonExecutorParametersTest.java35
-rw-r--r--plugins/plugins-executor/plugins-executor-jython/src/test/java/org/onap/policy/apex/plugins/executor/jython/JythonStateFinalizerExecutorTest.java170
-rw-r--r--plugins/plugins-executor/plugins-executor-jython/src/test/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskExecutorTest.java145
-rw-r--r--plugins/plugins-executor/plugins-executor-jython/src/test/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskSelectExecutorTest.java128
7 files changed, 506 insertions, 63 deletions
diff --git a/plugins/plugins-executor/plugins-executor-jython/src/main/java/org/onap/policy/apex/plugins/executor/jython/JythonStateFinalizerExecutor.java b/plugins/plugins-executor/plugins-executor-jython/src/main/java/org/onap/policy/apex/plugins/executor/jython/JythonStateFinalizerExecutor.java
index ecd9f7ae1..3636d811a 100644
--- a/plugins/plugins-executor/plugins-executor-jython/src/main/java/org/onap/policy/apex/plugins/executor/jython/JythonStateFinalizerExecutor.java
+++ b/plugins/plugins-executor/plugins-executor-jython/src/main/java/org/onap/policy/apex/plugins/executor/jython/JythonStateFinalizerExecutor.java
@@ -21,11 +21,11 @@
package org.onap.policy.apex.plugins.executor.jython;
import java.util.Map;
-
import org.onap.policy.apex.context.ContextException;
import org.onap.policy.apex.core.engine.executor.StateFinalizerExecutor;
import org.onap.policy.apex.core.engine.executor.exception.StateMachineException;
import org.python.core.CompileMode;
+import org.python.core.CompilerFlags;
import org.python.core.Py;
import org.python.core.PyCode;
import org.python.core.PyException;
@@ -61,8 +61,9 @@ public class JythonStateFinalizerExecutor extends StateFinalizerExecutor {
super.prepare();
try {
synchronized (Py.class) {
- compiled = Py.compile_flags(getSubject().getLogic(), "<" + getSubject().getKey().toString() + ">",
- CompileMode.exec, null);
+ final String logic = getSubject().getLogic();
+ final String filename = "<" + getSubject().getKey().toString() + ">";
+ compiled = Py.compile_flags(logic, filename, CompileMode.exec, new CompilerFlags());
}
} catch (final PyException e) {
LOGGER.warn("failed to compile Jython code for state finalizer " + getSubject().getKey(), e);
@@ -98,7 +99,7 @@ public class JythonStateFinalizerExecutor extends StateFinalizerExecutor {
// Set up the Jython engine
interpreter.set("executor", getExecutionContext());
interpreter.exec(compiled);
- returnValue = (boolean) interpreter.get("returnValue", java.lang.Boolean.class);
+ returnValue = interpreter.get("returnValue", java.lang.Boolean.class);
}
/* */
} catch (final Exception e) {
@@ -111,11 +112,7 @@ public class JythonStateFinalizerExecutor extends StateFinalizerExecutor {
executePost(returnValue);
// Send back the return event
- if (returnValue) {
- return getOutgoing();
- } else {
- return null;
- }
+ return getOutgoing();
}
/**
diff --git a/plugins/plugins-executor/plugins-executor-jython/src/main/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskExecutor.java b/plugins/plugins-executor/plugins-executor-jython/src/main/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskExecutor.java
index bddb63b42..1280fb85d 100644
--- a/plugins/plugins-executor/plugins-executor-jython/src/main/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskExecutor.java
+++ b/plugins/plugins-executor/plugins-executor-jython/src/main/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskExecutor.java
@@ -21,7 +21,6 @@
package org.onap.policy.apex.plugins.executor.jython;
import java.util.Map;
-
import org.onap.policy.apex.context.ContextException;
import org.onap.policy.apex.core.engine.executor.TaskExecutor;
import org.onap.policy.apex.core.engine.executor.exception.StateMachineException;
@@ -113,40 +112,26 @@ public class JythonTaskExecutor extends TaskExecutor {
executePost(returnValue);
// Send back the return event
- if (returnValue) {
- return getOutgoing();
- } else {
- return null;
- }
+ return getOutgoing();
+
}
/**
* Handle the result returned by the interpreter.
- *
+ *
* @return true if the result was successful
* @throws StateMachineException on interpreter failures
*/
private boolean handleInterpreterResult() throws StateMachineException {
- boolean returnValue = false;
-
- try {
- final Object ret = interpreter.get("returnValue", java.lang.Boolean.class);
- if (ret == null) {
- LOGGER.error("execute: task logic failed to set a return value for task \""
- + getSubject().getKey().getId() + "\"");
- throw new StateMachineException("execute: task logic failed to set a return value for task \""
- + getSubject().getKey().getId() + "\"");
- }
- returnValue = (Boolean) ret;
- } catch (NullPointerException | ClassCastException e) {
- LOGGER.error("execute: task selection logic failed to set a correct return value for state \""
- + getSubject().getKey().getId() + "\"", e);
- throw new StateMachineException(
- "execute: task selection logic failed to set a return value for state \""
- + getSubject().getKey().getId() + "\"",
- e);
+ final Object ret = interpreter.get("returnValue", java.lang.Boolean.class);
+ if (ret == null) {
+ LOGGER.error("execute: task logic failed to set a return value for task \"" + getSubject().getKey().getId()
+ + "\"");
+ throw new StateMachineException("execute: task logic failed to set a return value for task \""
+ + getSubject().getKey().getId() + "\"");
}
- return returnValue;
+ return (Boolean) ret;
+
}
/**
diff --git a/plugins/plugins-executor/plugins-executor-jython/src/main/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskSelectExecutor.java b/plugins/plugins-executor/plugins-executor-jython/src/main/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskSelectExecutor.java
index 9a2433122..d6e6dd70b 100644
--- a/plugins/plugins-executor/plugins-executor-jython/src/main/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskSelectExecutor.java
+++ b/plugins/plugins-executor/plugins-executor-jython/src/main/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskSelectExecutor.java
@@ -44,8 +44,8 @@ public class JythonTaskSelectExecutor extends TaskSelectExecutor {
private static final XLogger LOGGER = XLoggerFactory.getXLogger(JythonTaskSelectExecutor.class);
// Recurring string constants
- private static final String TSL_FAILED_PREFIX =
- "execute: task selection logic failed to set a return value for state \"";
+ private static final String TSL_FAILED_PREFIX =
+ "execute: task selection logic failed to set a return value for state \"";
// The Jython interpreter
private final PythonInterpreter interpreter = new PythonInterpreter();
@@ -117,41 +117,24 @@ public class JythonTaskSelectExecutor extends TaskSelectExecutor {
executePost(returnValue);
// Send back the return event
- if (returnValue) {
- return getOutgoing();
- } else {
- return null;
- }
+ return getOutgoing();
+
}
/**
* Handle the result returned by the interpreter.
- *
+ *
* @return true if the result was successful
* @throws StateMachineException on interpreter errors
*/
private boolean handleInterpreterResult() throws StateMachineException {
- boolean returnValue = false;
-
- try {
- final Object ret = interpreter.get("returnValue", java.lang.Boolean.class);
- if (ret == null) {
- LOGGER.error(TSL_FAILED_PREFIX
- + getSubject().getKey().getId() + "\"");
- throw new StateMachineException(
- TSL_FAILED_PREFIX
- + getSubject().getKey().getId() + "\"");
- }
- returnValue = (Boolean) ret;
- } catch (NullPointerException | ClassCastException e) {
- LOGGER.error("execute: task selection logic failed to set a correct return value for state \""
- + getSubject().getKey().getId() + "\"", e);
- throw new StateMachineException(
- TSL_FAILED_PREFIX
- + getSubject().getKey().getId() + "\"",
- e);
+ final Object ret = interpreter.get("returnValue", java.lang.Boolean.class);
+ if (ret == null) {
+ LOGGER.error(TSL_FAILED_PREFIX + getSubject().getKey().getId() + "\"");
+ throw new StateMachineException(TSL_FAILED_PREFIX + getSubject().getKey().getId() + "\"");
}
- return returnValue;
+ return (Boolean) ret;
+
}
/**
diff --git a/plugins/plugins-executor/plugins-executor-jython/src/test/java/org/onap/policy/apex/plugins/executor/jython/JythonExecutorParametersTest.java b/plugins/plugins-executor/plugins-executor-jython/src/test/java/org/onap/policy/apex/plugins/executor/jython/JythonExecutorParametersTest.java
new file mode 100644
index 000000000..8bfde0aa7
--- /dev/null
+++ b/plugins/plugins-executor/plugins-executor-jython/src/test/java/org/onap/policy/apex/plugins/executor/jython/JythonExecutorParametersTest.java
@@ -0,0 +1,35 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Ericsson. 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.apex.plugins.executor.jython;
+
+import static org.junit.Assert.assertNotNull;
+import org.junit.Test;
+
+/**
+ * Test the JythonExecutorParameters class.
+ */
+public class JythonExecutorParametersTest {
+
+ @Test
+ public void testJavaExecutorParameters() {
+ assertNotNull(new JythonExecutorParameters());
+ }
+}
diff --git a/plugins/plugins-executor/plugins-executor-jython/src/test/java/org/onap/policy/apex/plugins/executor/jython/JythonStateFinalizerExecutorTest.java b/plugins/plugins-executor/plugins-executor-jython/src/test/java/org/onap/policy/apex/plugins/executor/jython/JythonStateFinalizerExecutorTest.java
new file mode 100644
index 000000000..2ae41d6e6
--- /dev/null
+++ b/plugins/plugins-executor/plugins-executor-jython/src/test/java/org/onap/policy/apex/plugins/executor/jython/JythonStateFinalizerExecutorTest.java
@@ -0,0 +1,170 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Ericsson. 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.apex.plugins.executor.jython;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.fail;
+import java.util.Map;
+import java.util.TreeMap;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.apex.context.ContextException;
+import org.onap.policy.apex.context.parameters.ContextParameterConstants;
+import org.onap.policy.apex.context.parameters.DistributorParameters;
+import org.onap.policy.apex.context.parameters.LockManagerParameters;
+import org.onap.policy.apex.context.parameters.PersistorParameters;
+import org.onap.policy.apex.core.engine.EngineParameterConstants;
+import org.onap.policy.apex.core.engine.EngineParameters;
+import org.onap.policy.apex.core.engine.context.ApexInternalContext;
+import org.onap.policy.apex.core.engine.event.EnEvent;
+import org.onap.policy.apex.core.engine.executor.StateExecutor;
+import org.onap.policy.apex.core.engine.executor.exception.StateMachineException;
+import org.onap.policy.apex.core.engine.executor.impl.ExecutorFactoryImpl;
+import org.onap.policy.apex.model.basicmodel.concepts.AxArtifactKey;
+import org.onap.policy.apex.model.basicmodel.concepts.AxReferenceKey;
+import org.onap.policy.apex.model.eventmodel.concepts.AxEvent;
+import org.onap.policy.apex.model.policymodel.concepts.AxPolicyModel;
+import org.onap.policy.apex.model.policymodel.concepts.AxState;
+import org.onap.policy.apex.model.policymodel.concepts.AxStateFinalizerLogic;
+import org.onap.policy.apex.model.policymodel.concepts.AxStateOutput;
+import org.onap.policy.common.parameters.ParameterService;
+
+/**
+ * Test the JythonStateFinalizerExecutor class.
+ *
+ */
+public class JythonStateFinalizerExecutorTest {
+ /**
+ * Initiate Parameters.
+ */
+ @Before
+ public void initiateParameters() {
+ ParameterService.register(new DistributorParameters());
+ ParameterService.register(new LockManagerParameters());
+ ParameterService.register(new PersistorParameters());
+ ParameterService.register(new EngineParameters());
+ }
+
+ /**
+ * Clear down Parameters.
+ */
+ @After
+ public void clearParameters() {
+ ParameterService.deregister(ContextParameterConstants.DISTRIBUTOR_GROUP_NAME);
+ ParameterService.deregister(ContextParameterConstants.LOCKING_GROUP_NAME);
+ ParameterService.deregister(ContextParameterConstants.PERSISTENCE_GROUP_NAME);
+ ParameterService.deregister(EngineParameterConstants.MAIN_GROUP_NAME);
+ }
+
+ @Test
+ public void testJythonStateFinalizerExecutor() {
+ JythonStateFinalizerExecutor jsfe = new JythonStateFinalizerExecutor();
+ assertNotNull(jsfe);
+
+ try {
+ jsfe.prepare();
+ fail("test should throw an exception here");
+ } catch (Exception jtseException) {
+ assertEquals(java.lang.NullPointerException.class, jtseException.getClass());
+ }
+
+ ApexInternalContext internalContext = null;
+ try {
+ internalContext = new ApexInternalContext(new AxPolicyModel());
+ } catch (ContextException e) {
+ fail("test should not throw an exception here");
+ }
+
+ StateExecutor parentStateExcutor = null;
+ try {
+ parentStateExcutor = new StateExecutor(new ExecutorFactoryImpl());
+ } catch (StateMachineException e) {
+ fail("test should not throw an exception here");
+ }
+
+ AxState state = new AxState();
+ Map<String, AxStateOutput> stateOutputs = new TreeMap<>();
+ AxArtifactKey triggerKey = new AxArtifactKey("TriggerName", "0.0.1");
+ AxStateOutput isMe = new AxStateOutput(new AxReferenceKey(), triggerKey,
+ new AxReferenceKey());
+ stateOutputs.put("SelectedOutputIsMe", isMe);
+ state.setStateOutputs(stateOutputs);
+
+ parentStateExcutor.setContext(null, state, internalContext);
+ AxStateFinalizerLogic stateFinalizerLogic = new AxStateFinalizerLogic();
+ jsfe.setContext(parentStateExcutor, stateFinalizerLogic, internalContext);
+
+ stateFinalizerLogic.setLogic("return false");
+
+ try {
+ jsfe.prepare();
+ fail("test should throw an exception here");
+ } catch (Exception jtseException) {
+ assertEquals(
+ "failed to compile Jython code for state finalizer AxReferenceKey:"
+ + "(parentKeyName=NULL,parentKeyVersion=0.0.0,parentLocalName=NULL,localName=NULL)",
+ jtseException.getMessage());
+ }
+
+ String scriptSource = "for i in range(0,10): print(i)";
+ stateFinalizerLogic.setLogic(scriptSource);
+ try {
+ jsfe.prepare();
+ jsfe.execute(-1, null);
+ fail("test should throw an exception here");
+ } catch (Exception jtseException) {
+ assertEquals(
+ "failed to execute Jython code for state finalizer AxReferenceKey:(parentKeyName=NULL,"
+ + "parentKeyVersion=0.0.0,parentLocalName=NULL,localName=NULL)",
+ jtseException.getMessage());
+ }
+
+ scriptSource = "setattr(executor, 'selectedStateOutputName', 'SelectedOutputIsMe')\n"
+ + "returnValue=('' if executor == -1 else True)";
+ stateFinalizerLogic.setLogic(scriptSource);
+ try {
+ jsfe.prepare();
+ } catch (Exception jteException) {
+ fail("test should not throw an exception here");
+ }
+
+ AxEvent axEvent = new AxEvent(new AxArtifactKey("Event", "0.0.1"));
+ EnEvent event = new EnEvent(axEvent);
+ try {
+ jsfe.execute(0, event);
+ } catch (Exception jtseException) {
+ jtseException.printStackTrace();
+ fail("test should not throw an exception here");
+ }
+
+ try {
+ jsfe.prepare();
+ String stateOutput = jsfe.execute(0, event);
+ assertEquals("SelectedOutputIsMe", stateOutput);
+ jsfe.cleanUp();
+ } catch (Exception jtseException) {
+ jtseException.printStackTrace();
+ fail("test should not throw an exception here");
+ }
+ }
+}
diff --git a/plugins/plugins-executor/plugins-executor-jython/src/test/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskExecutorTest.java b/plugins/plugins-executor/plugins-executor-jython/src/test/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskExecutorTest.java
new file mode 100644
index 000000000..97af4b154
--- /dev/null
+++ b/plugins/plugins-executor/plugins-executor-jython/src/test/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskExecutorTest.java
@@ -0,0 +1,145 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Ericsson. 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.apex.plugins.executor.jython;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.fail;
+import java.util.HashMap;
+import java.util.Map;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.apex.context.ContextException;
+import org.onap.policy.apex.context.parameters.ContextParameterConstants;
+import org.onap.policy.apex.context.parameters.DistributorParameters;
+import org.onap.policy.apex.context.parameters.LockManagerParameters;
+import org.onap.policy.apex.context.parameters.PersistorParameters;
+import org.onap.policy.apex.core.engine.context.ApexInternalContext;
+import org.onap.policy.apex.model.basicmodel.concepts.AxArtifactKey;
+import org.onap.policy.apex.model.policymodel.concepts.AxPolicyModel;
+import org.onap.policy.apex.model.policymodel.concepts.AxTask;
+import org.onap.policy.common.parameters.ParameterService;
+
+/**
+ * Test the JavaTaskExecutor class.
+ *
+ */
+public class JythonTaskExecutorTest {
+ /**
+ * Initiate Parameters.
+ */
+ @Before
+ public void initiateParameters() {
+ ParameterService.register(new DistributorParameters());
+ ParameterService.register(new LockManagerParameters());
+ ParameterService.register(new PersistorParameters());
+ }
+
+ /**
+ * Clear Parameters.
+ */
+ @After
+ public void clearParameters() {
+ ParameterService.deregister(ContextParameterConstants.DISTRIBUTOR_GROUP_NAME);
+ ParameterService.deregister(ContextParameterConstants.LOCKING_GROUP_NAME);
+ ParameterService.deregister(ContextParameterConstants.PERSISTENCE_GROUP_NAME);
+ }
+
+ @Test
+ public void testJythonTaskExecutor() {
+ JythonTaskExecutor jte = new JythonTaskExecutor();
+ assertNotNull(jte);
+
+ try {
+ jte.prepare();
+ fail("test should throw an exception here");
+ } catch (Exception jteException) {
+ assertEquals(java.lang.NullPointerException.class, jteException.getClass());
+ }
+
+ AxTask task = new AxTask();
+ ApexInternalContext internalContext = null;
+ try {
+ internalContext = new ApexInternalContext(new AxPolicyModel());
+ } catch (ContextException e) {
+ fail("test should not throw an exception here");
+ }
+ jte.setContext(null, task, internalContext);
+
+ task.getTaskLogic().setLogic("return false");
+ try {
+ jte.prepare();
+ fail("test should throw an exception here");
+ } catch (Exception jteException) {
+ assertEquals("failed to compile Jython code for task NULL:0.0.0", jteException.getMessage());
+ }
+
+ task.getTaskLogic().setLogic("java.lang.String");
+
+ try {
+ jte.prepare();
+ } catch (Exception jteException) {
+ fail("test should not throw an exception here");
+ }
+
+ try {
+ jte.execute(-1, null);
+ fail("test should throw an exception here");
+ } catch (Exception jteException) {
+ assertEquals(java.lang.NullPointerException.class, jteException.getClass());
+ }
+
+ Map<String, Object> incomingParameters = new HashMap<>();
+ try {
+ jte.execute(-1, incomingParameters);
+ fail("test should throw an exception here");
+ } catch (Exception jteException) {
+ assertEquals("failed to execute Jython code for task NULL:0.0.0", jteException.getMessage());
+ }
+
+ String scriptSource = "for i in range(0,10): print(i)";
+ task.getTaskLogic().setLogic(scriptSource);
+ AxArtifactKey taskKey = new AxArtifactKey("String", "0.0.1");
+ task.setKey(taskKey);
+
+ try {
+ jte.prepare();
+ Map<String, Object> returnMap = jte.execute(-1, incomingParameters);
+ assertEquals(0, returnMap.size());
+ jte.cleanUp();
+ fail("test should throw an exception here");
+ } catch (Exception jteException) {
+ assertEquals("failed to execute Jython code for task String:0.0.1", jteException.getMessage());
+ }
+
+ scriptSource = "returnValue=('' if executor == -1 else True)";
+ task.getTaskLogic().setLogic(scriptSource);
+ try {
+ jte.prepare();
+ Map<String, Object> returnMap = jte.execute(0, incomingParameters);
+ assertEquals(0, returnMap.size());
+ jte.cleanUp();
+ } catch (Exception jteException) {
+ fail("test should not throw an exception here");
+ }
+ }
+}
diff --git a/plugins/plugins-executor/plugins-executor-jython/src/test/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskSelectExecutorTest.java b/plugins/plugins-executor/plugins-executor-jython/src/test/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskSelectExecutorTest.java
new file mode 100644
index 000000000..d54887a65
--- /dev/null
+++ b/plugins/plugins-executor/plugins-executor-jython/src/test/java/org/onap/policy/apex/plugins/executor/jython/JythonTaskSelectExecutorTest.java
@@ -0,0 +1,128 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Ericsson. 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.apex.plugins.executor.jython;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.fail;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.apex.context.ContextException;
+import org.onap.policy.apex.context.parameters.ContextParameterConstants;
+import org.onap.policy.apex.context.parameters.DistributorParameters;
+import org.onap.policy.apex.context.parameters.LockManagerParameters;
+import org.onap.policy.apex.context.parameters.PersistorParameters;
+import org.onap.policy.apex.core.engine.context.ApexInternalContext;
+import org.onap.policy.apex.core.engine.event.EnEvent;
+import org.onap.policy.apex.model.basicmodel.concepts.AxArtifactKey;
+import org.onap.policy.apex.model.eventmodel.concepts.AxEvent;
+import org.onap.policy.apex.model.policymodel.concepts.AxPolicyModel;
+import org.onap.policy.apex.model.policymodel.concepts.AxState;
+import org.onap.policy.common.parameters.ParameterService;
+
+/**
+ * Test the JythonTaskSelectExecutor class.
+ *
+ */
+public class JythonTaskSelectExecutorTest {
+ /**
+ * Initiate Parameters.
+ */
+ @Before
+ public void initiateParameters() {
+ ParameterService.register(new DistributorParameters());
+ ParameterService.register(new LockManagerParameters());
+ ParameterService.register(new PersistorParameters());
+ }
+
+ /**
+ * Clear Parameters.
+ */
+ @After
+ public void clearParameters() {
+ ParameterService.deregister(ContextParameterConstants.DISTRIBUTOR_GROUP_NAME);
+ ParameterService.deregister(ContextParameterConstants.LOCKING_GROUP_NAME);
+ ParameterService.deregister(ContextParameterConstants.PERSISTENCE_GROUP_NAME);
+ }
+
+ @Test
+ public void testJythonTaskSelectExecutor() {
+ JythonTaskSelectExecutor jtse = new JythonTaskSelectExecutor();
+ assertNotNull(jtse);
+
+ try {
+ jtse.prepare();
+ fail("test should throw an exception here");
+ } catch (Exception jtseException) {
+ assertEquals(java.lang.NullPointerException.class, jtseException.getClass());
+ }
+
+ AxState state = new AxState();
+ ApexInternalContext internalContext = null;
+ try {
+ internalContext = new ApexInternalContext(new AxPolicyModel());
+ } catch (ContextException e) {
+ fail("test should not throw an exception here");
+ }
+ jtse.setContext(null, state, internalContext);
+
+ state.getTaskSelectionLogic().setLogic("return false");
+ try {
+ jtse.prepare();
+ fail("test should throw an exception here");
+ } catch (Exception jteException) {
+ assertEquals("failed to compile Jython code for task selection logic in NULL:0.0.0:NULL:NULL",
+ jteException.getMessage());
+ }
+
+ String scriptSource = "for i in range(0,10): print(i)";
+ state.getTaskSelectionLogic().setLogic(scriptSource);
+ try {
+ jtse.prepare();
+ jtse.execute(-1, null);
+ fail("test should throw an exception here");
+ } catch (Exception jtseException) {
+ assertEquals(java.lang.NullPointerException.class, jtseException.getClass());
+ }
+
+ AxEvent axEvent = new AxEvent(new AxArtifactKey("Event", "0.0.1"));
+ EnEvent event = new EnEvent(axEvent);
+ try {
+ jtse.prepare();
+ jtse.execute(-1, event);
+ fail("test should throw an exception here");
+ } catch (Exception jtseException) {
+ assertEquals("failed to execute Jython code for task selection logic in NULL:0.0.0:NULL:NULL",
+ jtseException.getMessage());
+ }
+
+ scriptSource = "returnValue=('' if executor == -1 else True)";
+ state.getTaskSelectionLogic().setLogic(scriptSource);
+ try {
+ jtse.prepare();
+ jtse.execute(-1, event);
+ jtse.cleanUp();
+ } catch (Exception jtseException) {
+ fail("test should not throw an exception here");
+ }
+ }
+}