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/*-
* ============LICENSE_START=======================================================
* ONAP : APPC
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Copyright (C) 2017 Amdocs
* =============================================================================
* 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.
*
* ECOMP is a trademark and service mark of AT&T Intellectual Property.
* ============LICENSE_END=========================================================
*/
package org.onap.appc.statemachine.impl;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.mockito.internal.util.reflection.Whitebox;
import org.onap.appc.exceptions.InvalidInputException;
import org.onap.appc.statemachine.objects.Event;
import org.onap.appc.statemachine.objects.Response;
import org.onap.appc.statemachine.objects.State;
import org.onap.appc.statemachine.objects.StateMachineMetadata;
import org.onap.appc.statemachine.objects.StateMachineResponse;
public class StateMachineImplTest {
private StateMachineMetadata metadata;
private StateMachineImpl stateMachine;
private State state1 = new State("TestingState1");
private State state2 = new State("TestingState2");
private Event event1 = new Event("TestingEvent1");
private Event event2 = new Event("TestingEvent2");
@Before
public void setUp() throws Exception {
StateMachineMetadata.StateMachineMetadataBuilder builder =
new StateMachineMetadata.StateMachineMetadataBuilder();
builder.addEvent(event1);
builder.addEvent(event2);
builder.addState(state1);
builder.addState(state2);
builder.addState(new State("TestingState3"));
builder.addTransition(state1, event1, state2);
metadata = builder.build();
stateMachine = new StateMachineImpl(metadata);
}
@Test
public void testConstructor() throws Exception {
StateMachineImpl stateMachine = new StateMachineImpl(metadata);
Assert.assertEquals("Should have set internal states",
metadata.getStates(), Whitebox.getInternalState(stateMachine, "states"));
Assert.assertEquals("Should have set internal events",
metadata.getEvents(), Whitebox.getInternalState(stateMachine, "events"));
}
@Test(expected = InvalidInputException.class)
public void testHandleEventThrowsInvalidInputException() throws Exception {
stateMachine.handleEvent(null, null);
}
@Test
public void testHandleEvent() throws Exception {
StateMachineResponse response = stateMachine.handleEvent(state1, event1);
Assert.assertEquals(Response.VALID_TRANSITION, response.getResponse());
Assert.assertEquals(state2, response.getNextState());
response = stateMachine.handleEvent(state2, event1);
Assert.assertEquals(Response.NO_TRANSITION_DEFINED, response.getResponse());
Assert.assertTrue(response.getNextState() == null);
}
@Test
public void testValidateInputs() {
Assert.assertFalse(stateMachine.validateInputs(null, null));
Assert.assertFalse(stateMachine.validateInputs(new State("state1"), null));
Assert.assertFalse(stateMachine.validateInputs(null, new Event("event1")));
Assert.assertFalse(stateMachine.validateInputs(new State("state1"), new Event("event1")));
Assert.assertFalse(stateMachine.validateInputs(state1, new Event("event1")));
Assert.assertFalse(stateMachine.validateInputs(new State("state1"), event1));
Assert.assertTrue(stateMachine.validateInputs(state1, event1));
}
@Test
public void testToString() throws Exception {
Assert.assertEquals(
String.format(stateMachine.toStringFormat, metadata.getStates(), metadata.getEvents()),
stateMachine.toString());
}
}
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