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Add unit tests for flight event times and sources

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This commit is contained in:
SiboVG 2022-12-12 00:25:23 +01:00
parent 7b714d129c
commit 31173ae851
1 changed files with 62 additions and 13 deletions
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75
core/test/net/sf/openrocket/simulation/FlightEventsTest.java
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@ -1,8 +1,14 @@
package net.sf.openrocket.simulation; package net.sf.openrocket.simulation;
import net.sf.openrocket.document.Simulation; import net.sf.openrocket.document.Simulation;
import net.sf.openrocket.rocketcomponent.AxialStage;
import net.sf.openrocket.rocketcomponent.BodyTube;
import net.sf.openrocket.rocketcomponent.FlightConfigurationId; import net.sf.openrocket.rocketcomponent.FlightConfigurationId;
import net.sf.openrocket.rocketcomponent.InnerTube;
import net.sf.openrocket.rocketcomponent.Parachute;
import net.sf.openrocket.rocketcomponent.ParallelStage;
import net.sf.openrocket.rocketcomponent.Rocket; import net.sf.openrocket.rocketcomponent.Rocket;
import net.sf.openrocket.rocketcomponent.RocketComponent;
import net.sf.openrocket.simulation.exception.SimulationException; import net.sf.openrocket.simulation.exception.SimulationException;
import net.sf.openrocket.util.BaseTestCase.BaseTestCase; import net.sf.openrocket.util.BaseTestCase.BaseTestCase;
import net.sf.openrocket.util.TestRockets; import net.sf.openrocket.util.TestRockets;
@ -23,8 +29,8 @@ public class FlightEventsTest extends BaseTestCase {
*/ */
@Test @Test
public void testSingleStage() throws SimulationException { public void testSingleStage() throws SimulationException {
Rocket rocket = TestRockets.makeEstesAlphaIII(); final Rocket rocket = TestRockets.makeEstesAlphaIII();
Simulation sim = new Simulation(rocket); final Simulation sim = new Simulation(rocket);
sim.getOptions().setISAAtmosphere(true); sim.getOptions().setISAAtmosphere(true);
sim.getOptions().setTimeStep(0.05); sim.getOptions().setTimeStep(0.05);
sim.setFlightConfigurationId(TestRockets.TEST_FCID_0); sim.setFlightConfigurationId(TestRockets.TEST_FCID_0);
@ -32,12 +38,18 @@ public class FlightEventsTest extends BaseTestCase {
sim.simulate(); sim.simulate();
// Test branch count // Test branch count
int branchCount = sim.getSimulatedData().getBranchCount(); final int branchCount = sim.getSimulatedData().getBranchCount();
assertEquals(" Single stage simulation invalid branch count", 1, branchCount); assertEquals(" Single stage simulation invalid branch count", 1, branchCount);
FlightEvent.Type[] expectedEventTypes = {FlightEvent.Type.LAUNCH, FlightEvent.Type.IGNITION, FlightEvent.Type.LIFTOFF, final FlightEvent.Type[] expectedEventTypes = {FlightEvent.Type.LAUNCH, FlightEvent.Type.IGNITION, FlightEvent.Type.LIFTOFF,
FlightEvent.Type.LAUNCHROD, FlightEvent.Type.BURNOUT, FlightEvent.Type.EJECTION_CHARGE, FlightEvent.Type.RECOVERY_DEVICE_DEPLOYMENT, FlightEvent.Type.LAUNCHROD, FlightEvent.Type.BURNOUT, FlightEvent.Type.EJECTION_CHARGE, FlightEvent.Type.RECOVERY_DEVICE_DEPLOYMENT,
FlightEvent.Type.APOGEE, FlightEvent.Type.GROUND_HIT, FlightEvent.Type.SIMULATION_END}; FlightEvent.Type.APOGEE, FlightEvent.Type.GROUND_HIT, FlightEvent.Type.SIMULATION_END};
final double[] expectedEventTimes = {0.0, 0.0, 0.1275, 0.13, 2.0, 2.0, 2.001, 2.48338}; // Ground hit time is too variable, so don't include it
final AxialStage stage = rocket.getStage(0);
final InnerTube motorMountTube = (InnerTube) stage.getChild(1).getChild(2);
final Parachute parachute = (Parachute) stage.getChild(1).getChild(3);
final RocketComponent[] expectedSources = {rocket, motorMountTube, null, null, motorMountTube,
stage, parachute, rocket, null, null};
// Test event count // Test event count
FlightDataBranch branch = sim.getSimulatedData().getBranch(0); FlightDataBranch branch = sim.getSimulatedData().getBranch(0);
@ -48,7 +60,20 @@ public class FlightEventsTest extends BaseTestCase {
// Test that all expected events are present, and in the right order // Test that all expected events are present, and in the right order
for (int i = 0; i < expectedEventTypes.length; i++) { for (int i = 0; i < expectedEventTypes.length; i++) {
assertSame(" Flight type " + expectedEventTypes[i] + " not found in single stage simulation", assertSame(" Flight type " + expectedEventTypes[i] + " not found in single stage simulation",
eventTypes.get(i), expectedEventTypes[i]); expectedEventTypes[i], eventTypes.get(i));
}
// Test that the event times are correct
for (int i = 0; i < expectedEventTimes.length; i++) {
assertEquals(" Flight type " + expectedEventTypes[i] + " has wrong time",
expectedEventTimes[i], eventList.get(i).getTime(), 0.001);
}
// Test that the event sources are correct
for (int i = 0; i < expectedSources.length; i++) {
assertSame(" Flight type " + expectedEventTypes[i] + " has wrong source",
expectedSources[i], eventList.get(i).getSource());
} }
} }
@ -57,8 +82,8 @@ public class FlightEventsTest extends BaseTestCase {
*/ */
@Test @Test
public void testMultiStage() throws SimulationException { public void testMultiStage() throws SimulationException {
Rocket rocket = TestRockets.makeFalcon9Heavy(); final Rocket rocket = TestRockets.makeFalcon9Heavy();
Simulation sim = new Simulation(rocket); final Simulation sim = new Simulation(rocket);
sim.getOptions().setISAAtmosphere(true); sim.getOptions().setISAAtmosphere(true);
sim.getOptions().setTimeStep(0.05); sim.getOptions().setTimeStep(0.05);
rocket.getSelectedConfiguration().setAllStages(); rocket.getSelectedConfiguration().setAllStages();
@ -68,11 +93,13 @@ public class FlightEventsTest extends BaseTestCase {
sim.simulate(); sim.simulate();
// Test branch count // Test branch count
int branchCount = sim.getSimulatedData().getBranchCount(); final int branchCount = sim.getSimulatedData().getBranchCount();
assertEquals(" Multi-stage simulation invalid branch count", 3, branchCount); assertEquals(" Multi-stage simulation invalid branch count", 3, branchCount);
for (int b = 0; b < 3; b++) { for (int b = 0; b < 3; b++) {
FlightEvent.Type[] expectedEventTypes; final FlightEvent.Type[] expectedEventTypes;
final double[] expectedEventTimes;
final RocketComponent[] expectedSources;
switch (b) { switch (b) {
case 0: case 0:
expectedEventTypes = new FlightEvent.Type[]{FlightEvent.Type.LAUNCH, FlightEvent.Type.IGNITION, FlightEvent.Type.IGNITION, expectedEventTypes = new FlightEvent.Type[]{FlightEvent.Type.LAUNCH, FlightEvent.Type.IGNITION, FlightEvent.Type.IGNITION,
@ -80,26 +107,48 @@ public class FlightEventsTest extends BaseTestCase {
FlightEvent.Type.BURNOUT, FlightEvent.Type.EJECTION_CHARGE, FlightEvent.Type.STAGE_SEPARATION, FlightEvent.Type.BURNOUT, FlightEvent.Type.EJECTION_CHARGE, FlightEvent.Type.STAGE_SEPARATION,
FlightEvent.Type.BURNOUT, FlightEvent.Type.EJECTION_CHARGE, FlightEvent.Type.STAGE_SEPARATION, FlightEvent.Type.BURNOUT, FlightEvent.Type.EJECTION_CHARGE, FlightEvent.Type.STAGE_SEPARATION,
FlightEvent.Type.TUMBLE, FlightEvent.Type.GROUND_HIT, FlightEvent.Type.SIMULATION_END}; FlightEvent.Type.TUMBLE, FlightEvent.Type.GROUND_HIT, FlightEvent.Type.SIMULATION_END};
expectedEventTimes = new double[]{0.0, 0.0, 0.0, 0.1225, 0.125, 1.735, 2.0, 2.0, 2.0, 2.0, 2.0, 2.0}; // Tumble and ground hit time are too variable, so don't include it
final AxialStage coreStage = rocket.getStage(1);
final ParallelStage boosterStage = (ParallelStage) rocket.getStage(2);
final InnerTube boosterMotorTubes = (InnerTube) boosterStage.getChild(1).getChild(0);
final BodyTube coreBody = (BodyTube) coreStage.getChild(0);
expectedSources = new RocketComponent[]{rocket, boosterMotorTubes, coreBody, null, null, rocket,
boosterMotorTubes, boosterStage, boosterStage, coreBody, coreStage, coreStage,
null, null, null};
break; break;
case 1: case 1:
case 2: case 2:
expectedEventTypes = new FlightEvent.Type[]{FlightEvent.Type.TUMBLE, FlightEvent.Type.GROUND_HIT, expectedEventTypes = new FlightEvent.Type[]{FlightEvent.Type.TUMBLE, FlightEvent.Type.GROUND_HIT,
FlightEvent.Type.SIMULATION_END}; FlightEvent.Type.SIMULATION_END};
expectedEventTimes = new double[]{}; // Tumble and ground hit time are too variable, so don't include it
expectedSources = new RocketComponent[]{null, null, null};
break; break;
default: default:
throw new IllegalStateException("Invalid branch number " + b); throw new IllegalStateException("Invalid branch number " + b);
} }
// Test event count // Test event count
FlightDataBranch branch = sim.getSimulatedData().getBranch(b); final FlightDataBranch branch = sim.getSimulatedData().getBranch(b);
List<FlightEvent> eventList = branch.getEvents(); final List<FlightEvent> eventList = branch.getEvents();
List<FlightEvent.Type> eventTypes = eventList.stream().map(FlightEvent::getType).collect(Collectors.toList()); final List<FlightEvent.Type> eventTypes = eventList.stream().map(FlightEvent::getType).collect(Collectors.toList());
assertEquals(" Multi-stage simulation, branch " + b + " invalid number of events", expectedEventTypes.length, eventTypes.size()); assertEquals(" Multi-stage simulation, branch " + b + " invalid number of events", expectedEventTypes.length, eventTypes.size());
// Test that all expected events are present, and in the right order // Test that all expected events are present, and in the right order
for (int i = 0; i < expectedEventTypes.length; i++) { for (int i = 0; i < expectedEventTypes.length; i++) {
assertSame(" Flight type " + expectedEventTypes[i] + ", branch " + b + " not found in multi-stage simulation", assertSame(" Flight type " + expectedEventTypes[i] + ", branch " + b + " not found in multi-stage simulation",
eventTypes.get(i), expectedEventTypes[i]); expectedEventTypes[i], eventTypes.get(i));
}
// Test that the event times are correct
for (int i = 0; i < expectedEventTimes.length; i++) {
assertEquals(" Flight type " + expectedEventTypes[i] + " has wrong time",
expectedEventTimes[i], eventList.get(i).getTime(), 0.001);
}
// Test that the event sources are correct
for (int i = 0; i < expectedSources.length; i++) {
assertSame(" Flight type " + expectedEventTypes[i] + " has wrong source",
expectedSources[i], eventList.get(i).getSource());
} }
} }
} }