hongshaorou/openrocket
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Add unit test for stage overrides

Browse Source
This commit is contained in:
JoePfeiffer 2023-11-15 09:22:44 -07:00
parent c0b0eab4e6
commit 0c9d646983
1 changed files with 62 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

63
core/test/net/sf/openrocket/masscalc/MassCalculatorTest.java
View File

@ -48,6 +48,68 @@ public class MassCalculatorTest extends BaseTestCase {
assertEquals("Empty Rocket Longitudinal MOI calculated incorrectly: ", 0, actualMOIlong, 0);
}
@Test
public void testStageOverride() {
Rocket rocket = new Rocket();
AxialStage stage = new AxialStage();
rocket.addChild(stage);
FlightConfiguration config = rocket.getEmptyConfiguration();
config.setAllStages();
rocket.enableEvents();
BodyTube tube1 = new BodyTube();
tube1.setLength(1.0);
tube1.setMassOverridden(true);
tube1.setOverrideMass(1.0);
stage.addChild(tube1);
BodyTube tube2 = new BodyTube();
tube2.setLength(2.0);
tube2.setMassOverridden(true);
tube2.setOverrideMass(2.0);
stage.addChild(tube2);
// tube2.setAxialMethod(AxialMethod.ABSOLUTE);
// tube2.setAxialOffset(1.0);
RigidBody structure = MassCalculator.calculateStructure(config);
assertEquals("No overrides -- mass incorrect", 3.0, structure.cm.weight, EPSILON);
assertEquals("No overrides -- CG incorrect", 1.5, structure.cm.x, EPSILON);
stage.setMassOverridden(true);
stage.setOverrideMass(1.0);
structure = MassCalculator.calculateStructure(config);
assertEquals("Overrides: mass -- mass incorrect", 4.0, structure.cm.weight, EPSILON);
assertEquals("Overrides: mass -- CG incorrect", 1.5, structure.cm.x, EPSILON);
stage.setSubcomponentsOverriddenMass(true);
structure = MassCalculator.calculateStructure(config);
assertEquals("Overrides: mass, children mass -- mass incorrect", 1.0, structure.cm.weight, EPSILON);
assertEquals("Overrides: mass, children mass -- CG incorrect", 1.5, structure.cm.x, EPSILON);
stage.setCGOverridden(true);
stage.setOverrideCGX(1.0);
structure = MassCalculator.calculateStructure(config);
assertEquals("Overrides: mass, children mass, CG -- mass incorrect", 1.0, structure.cm.weight, EPSILON);
assertEquals("Overrides: mass, children mass, CG -- CG incorrect", 1.0, structure.cm.x, EPSILON);
stage.setSubcomponentsOverriddenCG(true);
structure = MassCalculator.calculateStructure(config);
assertEquals("Overrides: mass, children mass, CG, children CG -- mass incorrect", 1.0, structure.cm.weight, EPSILON);
assertEquals("Overrides: mass, children mass, CG, children CG -- CG incorrect", 1.0, structure.cm.x, EPSILON);
stage.setSubcomponentsOverriddenMass(false);
structure = MassCalculator.calculateStructure(config);
assertEquals("Overrides: mass, CG, children CG -- mass incorrect", 4.0, structure.cm.weight, EPSILON);
assertEquals("Overrides: mass, CG, children CG -- CG incorrect", 1.0, structure.cm.x, EPSILON);
stage.setSubcomponentsOverriddenCG(false);
structure = MassCalculator.calculateStructure(config);
assertEquals("Overrides: mass, CG -- mass incorrect", 4.0, structure.cm.weight, EPSILON);
assertEquals("Overrides: mass, CG -- CG incorrect", 1.375, structure.cm.x, EPSILON);
}
@Test
public void testAlphaIIIStructure() {
Rocket rocket = TestRockets.makeEstesAlphaIII();
@ -1094,7 +1156,6 @@ public class MassCalculatorTest extends BaseTestCase {
mmt.setOverrideCGX(0.395);
RigidBody structure = MassCalculator.calculateStructure(config);
final double expMass = 0.6063562096046;
double calcTotalMass = structure.getMass();
assertEquals(" Booster Launch Mass is incorrect: ", expMass, calcTotalMass, EPSILON);