--- /dev/null
+package net.sf.openrocket.preset;
+
+import static org.junit.Assert.*;
+import net.sf.openrocket.material.Material;
+import net.sf.openrocket.motor.Manufacturer;
+import net.sf.openrocket.rocketcomponent.EngineBlock;
+import net.sf.openrocket.util.BaseTestCase.BaseTestCase;
+
+import org.junit.Before;
+import org.junit.Test;
+
+/**
+ * Test application of ComponentPresets to EngineBlock RocketComponents through
+ * the EngineBlock.loadFromPreset mechanism.
+ *
+ * Test EngineBlock is well defined.
+ *
+ * Test calling setters on EngineBlock will clear the ComponentPreset.
+ *
+ */
+public class EngineBlockComponentTests extends BaseTestCase {
+
+ ComponentPreset preset;
+
+ @Before
+ public void createPreset() throws Exception {
+ TypedPropertyMap presetspec = new TypedPropertyMap();
+ presetspec.put(ComponentPreset.TYPE, ComponentPreset.Type.ENGINE_BLOCK);
+ presetspec.put(ComponentPreset.MANUFACTURER, Manufacturer.getManufacturer("manufacturer"));
+ presetspec.put(ComponentPreset.PARTNO, "partno");
+ presetspec.put(ComponentPreset.LENGTH, 2.0);
+ presetspec.put(ComponentPreset.OUTER_DIAMETER, 2.0);
+ presetspec.put(ComponentPreset.INNER_DIAMETER, 1.0);
+ presetspec.put(ComponentPreset.MASS, 100.0);
+ preset = ComponentPresetFactory.create(presetspec);
+ }
+
+ @Test
+ public void testComponentType() {
+ EngineBlock eb = new EngineBlock();
+
+ assertSame(ComponentPreset.Type.ENGINE_BLOCK, eb.getPresetType());
+ }
+
+ @Test
+ public void testLoadFromPresetIsSane() {
+ EngineBlock eb = new EngineBlock();
+
+ eb.loadPreset(preset);
+
+ assertEquals(2.0, eb.getLength(), 0.0);
+ assertEquals(1.0, eb.getOuterRadius(), 0.0);
+ assertEquals(0.5, eb.getInnerRadius(), 0.0);
+
+ assertFalse(eb.isOuterRadiusAutomatic());
+
+ assertSame(preset.get(ComponentPreset.MATERIAL), eb.getMaterial());
+ assertEquals(100.0, eb.getMass(), 0.05);
+ }
+
+ @Test
+ public void changeLengthLeavesPreset() {
+ EngineBlock eb = new EngineBlock();
+
+ eb.loadPreset(preset);
+
+ eb.setLength(1.0);
+
+ assertSame(preset, eb.getPresetComponent());
+ }
+
+ @Test
+ public void changeODClearsPreset() {
+ EngineBlock eb = new EngineBlock();
+
+ eb.loadPreset(preset);
+
+ eb.setOuterRadius(2.0);
+
+ assertNull(eb.getPresetComponent());
+ }
+
+ @Test
+ public void changeIDClearsPreset() {
+ EngineBlock eb = new EngineBlock();
+
+ eb.loadPreset(preset);
+
+ eb.setInnerRadius(0.75);
+
+ assertNull(eb.getPresetComponent());
+ }
+
+ @Test
+ public void changeThicknessClearsPreset() {
+ EngineBlock eb = new EngineBlock();
+
+ eb.loadPreset(preset);
+
+ eb.setThickness(0.1);
+
+ assertNull(eb.getPresetComponent());
+ }
+
+ @Test
+ public void changeMaterialClearsPreset() {
+ EngineBlock eb = new EngineBlock();
+
+ eb.loadPreset(preset);
+
+ eb.setMaterial(Material.newMaterial(Material.Type.BULK, "new", 1.0, true));
+
+ assertNull(eb.getPresetComponent());
+ }
+
+}