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[test] expands aerodynamics unit-test to verify CP.y, and .z coordinates (of fins on boosters)

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Daniel_M_Williams 2019-01-02 13:55:05 -05:00
parent c5733b9b68
commit 055132aa99
1 changed files with 33 additions and 14 deletions
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45
core/test/net/sf/openrocket/aerodynamics/BarrowmanCalculatorTest.java
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@ -15,12 +15,12 @@ import net.sf.openrocket.ServicesForTesting;
import net.sf.openrocket.plugin.PluginModule; import net.sf.openrocket.plugin.PluginModule;
import net.sf.openrocket.rocketcomponent.AxialStage; import net.sf.openrocket.rocketcomponent.AxialStage;
import net.sf.openrocket.rocketcomponent.BodyTube; import net.sf.openrocket.rocketcomponent.BodyTube;
import net.sf.openrocket.rocketcomponent.FinSet;
import net.sf.openrocket.rocketcomponent.FlightConfiguration; import net.sf.openrocket.rocketcomponent.FlightConfiguration;
import net.sf.openrocket.rocketcomponent.NoseCone; import net.sf.openrocket.rocketcomponent.NoseCone;
import net.sf.openrocket.rocketcomponent.ParallelStage; import net.sf.openrocket.rocketcomponent.ParallelStage;
import net.sf.openrocket.rocketcomponent.Rocket; import net.sf.openrocket.rocketcomponent.Rocket;
import net.sf.openrocket.rocketcomponent.Transition; import net.sf.openrocket.rocketcomponent.Transition;
import net.sf.openrocket.rocketcomponent.TrapezoidFinSet;
import net.sf.openrocket.startup.Application; import net.sf.openrocket.startup.Application;
import net.sf.openrocket.util.Coordinate; import net.sf.openrocket.util.Coordinate;
import net.sf.openrocket.util.TestRockets; import net.sf.openrocket.util.TestRockets;
@ -111,18 +111,38 @@ public class BarrowmanCalculatorTest {
@Test @Test
public void testCPDoubleStrapOn() { public void testCPDoubleStrapOn() {
Rocket rocket = TestRockets.makeFalcon9Heavy(); final Rocket rocket = TestRockets.makeFalcon9Heavy();
FlightConfiguration config = rocket.getSelectedConfiguration(); final ParallelStage boosterStage = (ParallelStage) rocket.getChild(1).getChild(0).getChild(0);
BarrowmanCalculator calc = new BarrowmanCalculator(); final TrapezoidFinSet boosterFins = (TrapezoidFinSet) boosterStage.getChild(1).getChild(1);
FlightConditions conditions = new FlightConditions(config); final FlightConfiguration config = rocket.getSelectedConfiguration();
WarningSet warnings = new WarningSet(); final BarrowmanCalculator calc = new BarrowmanCalculator();
final FlightConditions conditions = new FlightConditions(config);
final WarningSet warnings = new WarningSet();
double expCPx = 1.04662388; {
double expCNa = 21.5111598; boosterFins.setFinCount(3);
Coordinate calcCP = calc.getCP(config, conditions, warnings); final Coordinate cp_3fin = calc.getCP(config, conditions, warnings);
assertEquals(" Falcon 9 Heavy CNa value is incorrect:", 21.5111598, cp_3fin.weight, EPSILON);
assertEquals(" Falcon 9 Heavy CP x value is incorrect:", expCPx, calcCP.x, EPSILON); assertEquals(" Falcon 9 Heavy CP x value is incorrect:", 1.04662388, cp_3fin.x, EPSILON);
assertEquals(" Falcon 9 Heavy CNa value is incorrect:", expCNa, calcCP.weight, EPSILON); assertEquals(" Falcon 9 Heavy CP y value is incorrect:", 0.0, cp_3fin.y, EPSILON);
assertEquals(" Falcon 9 Heavy CP z value is incorrect:", 0.0, cp_3fin.z, EPSILON);
}{
boosterFins.setFinCount(2);
final Coordinate cp_2fin = calc.getCP(config, conditions, warnings);
assertEquals(" Falcon 9 Heavy CNa value is incorrect:", 15.43711197, cp_2fin.weight, EPSILON);
assertEquals(" Falcon 9 Heavy CP x value is incorrect:", 0.99464238, cp_2fin.x, EPSILON);
assertEquals(" Falcon 9 Heavy CP y value is incorrect:", 0.0, cp_2fin.y, EPSILON);
assertEquals(" Falcon 9 Heavy CP z value is incorrect:", 0.0, cp_2fin.z, EPSILON);
}{
boosterFins.setFinCount(1);
final Coordinate cp_1fin = calc.getCP(config, conditions, warnings);
assertEquals(" Falcon 9 Heavy CNa value is incorrect:", 9.36306412, cp_1fin.weight, EPSILON);
assertEquals(" Falcon 9 Heavy CP x value is incorrect:", 0.87521867, cp_1fin.x, EPSILON);
assertEquals(" Falcon 9 Heavy CP y value is incorrect:", 0.08564455, cp_1fin.y, EPSILON);
assertEquals(" Falcon 9 Heavy CP z value is incorrect:", 0.01766062, cp_1fin.z, EPSILON);
}{
// absent -- 3.28901627g @[0.31469937,0.05133333,0.00000000]
}
} }
@Test @Test
@ -152,7 +172,6 @@ public class BarrowmanCalculatorTest {
assertTrue("Estes Alpha III should be continous: ", calc.isContinuous( rocket)); assertTrue("Estes Alpha III should be continous: ", calc.isContinuous( rocket));
} }
@Test @Test
public void testContinuousRocketWithStrapOns() { public void testContinuousRocketWithStrapOns() {
Rocket rocket = TestRockets.makeFalcon9Heavy(); Rocket rocket = TestRockets.makeFalcon9Heavy();