2 * RocksimLoaderTest.java
5 package net.sf.openrocket.file.rocksim;
7 import junit.framework.Test;
8 import junit.framework.TestCase;
9 import junit.framework.TestSuite;
10 import net.sf.openrocket.document.OpenRocketDocument;
11 import net.sf.openrocket.rocketcomponent.Rocket;
12 import net.sf.openrocket.rocketcomponent.Stage;
14 import java.io.BufferedInputStream;
15 import java.io.InputStream;
18 * RocksimLoader Tester.
21 public class RocksimLoaderTest extends TestCase {
24 * The class under test.
26 public static final Class classUT = RocksimLoader.class;
29 * The test class (this class).
31 public static final Class testClass = RocksimLoaderTest.class;
34 * Create a test suite of all tests within this test class.
36 * @return a suite of tests
38 public static Test suite() {
39 return new TestSuite(RocksimLoaderTest.class);
45 * @param name the name of the test to run.
47 public RocksimLoaderTest(String name) {
54 public void setUp() throws Exception {
59 * Teardown the fixture.
61 public void tearDown() throws Exception {
67 * Method: loadFromStream(InputStream source)
69 * @throws Exception thrown if something goes awry
71 public void testLoadFromStream() throws Exception {
72 RocksimLoader loader = new RocksimLoader();
73 //Stupid single stage rocket
74 InputStream stream = this.getClass().getResourceAsStream("rocksimTestRocket1.rkt");
75 OpenRocketDocument doc = loader.loadFromStream(new BufferedInputStream(stream));
78 Rocket rocket = doc.getRocket();
79 assertNotNull(rocket);
80 assertEquals("FooBar Test", doc.getRocket().getName());
81 assertTrue(loader.getWarnings().isEmpty());
83 stream = this.getClass().getResourceAsStream("rocksimTestRocket2.rkt");
84 doc = loader.loadFromStream(new BufferedInputStream(stream));
87 rocket = doc.getRocket();
88 assertNotNull(rocket);
90 //Do some simple asserts; the important thing here is just validating that the mass and cg were
91 //not overridden for each stage.
92 assertEquals("Three Stage Everything Included Rocket", doc.getRocket().getName());
93 assertEquals(1, loader.getWarnings().size());
94 assertEquals(3, rocket.getStageCount());
95 Stage stage1 = (Stage)rocket.getChild(0);
96 assertFalse(stage1.isMassOverridden());
97 assertFalse(stage1.isCGOverridden());
98 Stage stage2 = (Stage)rocket.getChild(1);
99 assertFalse(stage2.isMassOverridden());
100 assertFalse(stage2.isCGOverridden());
101 Stage stage3 = (Stage)rocket.getChild(2);
102 assertFalse(stage3.isMassOverridden());
103 assertFalse(stage3.isCGOverridden());
105 stream = this.getClass().getResourceAsStream("rocksimTestRocket3.rkt");
106 doc = loader.loadFromStream(new BufferedInputStream(stream));
109 rocket = doc.getRocket();
110 assertNotNull(rocket);
111 assertEquals("Three Stage Everything Included Rocket - Override Total Mass/CG", doc.getRocket().getName());
112 assertEquals(3, rocket.getStageCount());
113 stage1 = (Stage)rocket.getChild(0);
114 stage2 = (Stage)rocket.getChild(1);
115 stage3 = (Stage)rocket.getChild(2);
117 //Do some 1st level and simple asserts; the idea here is to not do a deep validation as that
118 //should have been covered elsewhere. Assert that the stage overrides are correct.
119 assertEquals(2, stage1.getChildCount());
120 assertEquals("Nose cone", stage1.getChild(0).getName());
121 assertEquals("Body tube", stage1.getChild(1).getName());
122 assertTrue(stage1.isMassOverridden());
123 assertEquals(0.185d, stage1.getOverrideMass());
124 assertTrue(stage1.isCGOverridden());
125 assertEquals(0.3d, stage1.getOverrideCG().x);
126 assertEquals(4, loader.getWarnings().size());
128 assertEquals(1, stage2.getChildCount());
129 assertEquals("2nd Stage Tube", stage2.getChild(0).getName());
130 assertTrue(stage2.isMassOverridden());
131 assertEquals(0.21d, stage2.getOverrideMass());
132 assertTrue(stage2.isCGOverridden());
133 assertEquals(0.4d, stage2.getOverrideCG().x);
135 assertEquals(2, stage3.getChildCount());
136 assertEquals("Transition", stage3.getChild(0).getName());
137 assertEquals("Body tube", stage3.getChild(1).getName());
138 assertTrue(stage2.isMassOverridden());
139 assertEquals(0.33d, stage3.getOverrideMass());
140 assertTrue(stage2.isCGOverridden());
141 assertEquals(0.5d, stage3.getOverrideCG().x);