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Add transition header tests for choice

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This commit is contained in:
Janne Valkealahti
2015-08-29 17:11:15 +01:00
parent 98b41dde44
commit ad57bc7085
1 changed files with 182 additions and 0 deletions
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182
spring-statemachine-core/src/test/java/org/springframework/statemachine/transition/TransitionEventHeaderTests.java
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@@ -37,8 +37,16 @@ import org.springframework.statemachine.config.EnableStateMachine;
import org.springframework.statemachine.config.EnumStateMachineConfigurerAdapter;
import org.springframework.statemachine.config.builders.StateMachineStateConfigurer;
import org.springframework.statemachine.config.builders.StateMachineTransitionConfigurer;
import org.springframework.statemachine.guard.Guard;
import org.springframework.statemachine.transition.TransitionTests.TestListener;
/**
* Tests for making sure that events are passed through various
* transition stages.
*
* @author Janne Valkealahti
*
*/
public class TransitionEventHeaderTests extends AbstractStateMachineTests {
@Override
@@ -79,6 +87,68 @@ public class TransitionEventHeaderTests extends AbstractStateMachineTests {
assertThat(eventCheckAction4.context.getEvent(), is(TestEvents.E1));
}
@SuppressWarnings("unchecked")
@Test
public void testEventPassedThroughChoice1() throws Exception {
context.register(Config2.class);
context.refresh();
assertTrue(context.containsBean(StateMachineSystemConstants.DEFAULT_ID_STATEMACHINE));
ObjectStateMachine<TestStates,TestEvents> machine =
context.getBean(StateMachineSystemConstants.DEFAULT_ID_STATEMACHINE, ObjectStateMachine.class);
EventCheckAction eventCheckAction1 = context.getBean("eventCheckAction1", EventCheckAction.class);
EventCheckAction eventCheckAction3 = context.getBean("eventCheckAction3", EventCheckAction.class);
EventCheckAction eventCheckAction4 = context.getBean("eventCheckAction4", EventCheckAction.class);
TestListener listener = new TestListener();
machine.addStateListener(listener);
machine.start();
assertThat(machine.getState().getIds(), contains(TestStates.S1));
listener.reset(1);
machine.sendEvent(MessageBuilder.withPayload(TestEvents.E1).build());
assertThat(listener.stateChangedLatch.await(2, TimeUnit.SECONDS), is(true));
assertThat(listener.stateChangedCount, is(1));
assertThat(machine.getState().getIds(), contains(TestStates.S4));
assertThat(eventCheckAction1.context.getEvent(), nullValue());
assertThat(eventCheckAction3.context, nullValue());
assertThat(eventCheckAction4.context.getEvent(), is(TestEvents.E1));
}
@SuppressWarnings("unchecked")
@Test
public void testEventPassedThroughChoice2() throws Exception {
context.register(Config3.class);
context.refresh();
assertTrue(context.containsBean(StateMachineSystemConstants.DEFAULT_ID_STATEMACHINE));
ObjectStateMachine<TestStates,TestEvents> machine =
context.getBean(StateMachineSystemConstants.DEFAULT_ID_STATEMACHINE, ObjectStateMachine.class);
EventCheckAction eventCheckAction1 = context.getBean("eventCheckAction1", EventCheckAction.class);
EventCheckAction eventCheckAction3 = context.getBean("eventCheckAction3", EventCheckAction.class);
EventCheckAction eventCheckAction4 = context.getBean("eventCheckAction4", EventCheckAction.class);
TestListener listener = new TestListener();
machine.addStateListener(listener);
machine.start();
assertThat(machine.getState().getIds(), contains(TestStates.S1));
listener.reset(1);
machine.sendEvent(MessageBuilder.withPayload(TestEvents.E1).build());
assertThat(listener.stateChangedLatch.await(2, TimeUnit.SECONDS), is(true));
assertThat(listener.stateChangedCount, is(1));
assertThat(machine.getState().getIds(), contains(TestStates.S3));
assertThat(eventCheckAction1.context.getEvent(), nullValue());
assertThat(eventCheckAction3.context.getEvent(), is(TestEvents.E1));
assertThat(eventCheckAction4.context, nullValue());
}
@Configuration
@EnableStateMachine
public static class Config1 extends EnumStateMachineConfigurerAdapter<TestStates, TestEvents> {
@@ -132,6 +202,118 @@ public class TransitionEventHeaderTests extends AbstractStateMachineTests {
}
}
@Configuration
@EnableStateMachine
public static class Config2 extends EnumStateMachineConfigurerAdapter<TestStates, TestEvents> {
@Override
public void configure(StateMachineStateConfigurer<TestStates, TestEvents> states) throws Exception {
states
.withStates()
.initial(TestStates.S1)
.state(TestStates.S1, eventCheckAction1(), null)
.choice(TestStates.S2)
.state(TestStates.S3, eventCheckAction3(), null)
.state(TestStates.S4, eventCheckAction4(), null);
}
@Override
public void configure(StateMachineTransitionConfigurer<TestStates, TestEvents> transitions) throws Exception {
transitions
.withExternal()
.source(TestStates.S1)
.target(TestStates.S2)
.event(TestEvents.E1)
.and()
.withChoice()
.source(TestStates.S2)
.first(TestStates.S3, guard())
.last(TestStates.S4);
}
@Bean
public EventCheckAction eventCheckAction1() {
return new EventCheckAction();
}
@Bean
public EventCheckAction eventCheckAction3() {
return new EventCheckAction();
}
@Bean
public EventCheckAction eventCheckAction4() {
return new EventCheckAction();
}
@Bean
public Guard<TestStates, TestEvents> guard() {
return new Guard<TestStates, TestEvents>() {
@Override
public boolean evaluate(StateContext<TestStates, TestEvents> context) {
return false;
}
};
}
}
@Configuration
@EnableStateMachine
public static class Config3 extends EnumStateMachineConfigurerAdapter<TestStates, TestEvents> {
@Override
public void configure(StateMachineStateConfigurer<TestStates, TestEvents> states) throws Exception {
states
.withStates()
.initial(TestStates.S1)
.state(TestStates.S1, eventCheckAction1(), null)
.choice(TestStates.S2)
.state(TestStates.S3, eventCheckAction3(), null)
.state(TestStates.S4, eventCheckAction4(), null);
}
@Override
public void configure(StateMachineTransitionConfigurer<TestStates, TestEvents> transitions) throws Exception {
transitions
.withExternal()
.source(TestStates.S1)
.target(TestStates.S2)
.event(TestEvents.E1)
.and()
.withChoice()
.source(TestStates.S2)
.first(TestStates.S3, guard())
.last(TestStates.S4);
}
@Bean
public EventCheckAction eventCheckAction1() {
return new EventCheckAction();
}
@Bean
public EventCheckAction eventCheckAction3() {
return new EventCheckAction();
}
@Bean
public EventCheckAction eventCheckAction4() {
return new EventCheckAction();
}
@Bean
public Guard<TestStates, TestEvents> guard() {
return new Guard<TestStates, TestEvents>() {
@Override
public boolean evaluate(StateContext<TestStates, TestEvents> context) {
return true;
}
};
}
}
private static class EventCheckAction implements Action<TestStates, TestEvents> {
StateContext<TestStates, TestEvents> context;