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Modified MassCalculator unit test to test at nonzero ignition time

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This commit is contained in:
JoePfeiffer 2020-09-07 09:04:50 -06:00
parent f5d56f6e99
commit 206ba58a7e
1 changed files with 15 additions and 7 deletions
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22
core/test/net/sf/openrocket/masscalc/MassCalculatorTest.java
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@ -2,6 +2,8 @@ package net.sf.openrocket.masscalc;
import static org.junit.Assert.assertEquals;
import java.util.List;
import net.sf.openrocket.rocketcomponent.*;
import net.sf.openrocket.rocketcomponent.position.AngleMethod;
import net.sf.openrocket.rocketcomponent.position.AxialMethod;
@ -9,6 +11,7 @@ import net.sf.openrocket.rocketcomponent.position.RadiusMethod;
import org.junit.Test;
import net.sf.openrocket.motor.Motor;
import net.sf.openrocket.simulation.MotorClusterState;
import net.sf.openrocket.simulation.SimulationConditions;
import net.sf.openrocket.simulation.SimulationStatus;
import net.sf.openrocket.util.Coordinate;
@ -135,26 +138,31 @@ public class MassCalculatorTest extends BaseTestCase {
// this is probably not enough for a full-up simulation, but it IS enough for a motor-mass calculation.
SimulationStatus status = new SimulationStatus(config, new SimulationConditions());
// Ignite motor at 1.0 seconds
MotorClusterState currentMotorState = ((List<MotorClusterState>) status.getMotors()).get(0);
final double ignitionTime = 1.0;
currentMotorState.ignite(ignitionTime);
{
final double simTime = 0.03; // almost launch
final double simTime = 1.03; // almost launch
status.setSimulationTime(simTime);
RigidBody actualMotorData = MassCalculator.calculateMotor(status);
double expMass = activeMotor.getTotalMass(simTime);
double expMass = activeMotor.getTotalMass(simTime - ignitionTime);
assertEquals(" Motor Mass " + desig + " is incorrect: ", expMass, actualMotorData.getMass(), EPSILON);
}
{
final double simTime = 1.03; // middle
final double simTime = 2.03; // middle
status.setSimulationTime(simTime);
RigidBody actualMotorData = MassCalculator.calculateMotor(status);
double expMass = activeMotor.getTotalMass(simTime);
double expMass = activeMotor.getTotalMass(simTime - ignitionTime);
assertEquals(" Motor Mass " + desig + " is incorrect: ", expMass, actualMotorData.getMass(), EPSILON);
}
{
final double simTime = 2.03; // after burnout
final double simTime = 3.03; // after burnout
status.setSimulationTime(simTime);
RigidBody actualMotorData = MassCalculator.calculateMotor(status);
double expMass = activeMotor.getTotalMass(simTime);
double expMass = activeMotor.getTotalMass(simTime - ignitionTime);
assertEquals(" Motor Mass " + desig + " is incorrect: ", expMass, actualMotorData.getMass(), EPSILON);
}
}