git.gag.com Git - debian/openrocket/blob - core/test/net/sf/openrocket/preset/TubeCouplerPresetTests.java

   1 package net.sf.openrocket.preset;
   2
   3 import static org.junit.Assert.assertEquals;
   4 import static org.junit.Assert.assertTrue;
   5 import net.sf.openrocket.material.Material;
   6 import net.sf.openrocket.motor.Manufacturer;
   7
   8 import org.junit.Test;
   9
  10 /**
  11  * Test construction of TUBE_COUPLER type ComponentPresets based on TypedPropertyMap through the
  12  * ComponentPresetFactory.create() method.
  13  *
  14  * Ensure required properties are populated
  15  *
  16  * Ensure any computed values are correctly computed.
  17  *
  18  */
  19 public class TubeCouplerPresetTests {
  20
  21         @Test
  22         public void testManufacturerRequired() {
  23                 try {
  24                         TypedPropertyMap presetspec = new TypedPropertyMap();
  25                         presetspec.put(ComponentPreset.TYPE, ComponentPreset.Type.TUBE_COUPLER);
  26                         ComponentPresetFactory.create(presetspec);
  27                 } catch ( InvalidComponentPresetException ex ) {
  28                         assertTrue("Wrong Exception Thrown", ex.getMessage().contains("No Manufacturer specified"));
  29                 }
  30         }
  31
  32         @Test
  33         public void testPartNoRequired() {
  34                 try {
  35                         TypedPropertyMap presetspec = new TypedPropertyMap();
  36                         presetspec.put(ComponentPreset.TYPE, ComponentPreset.Type.TUBE_COUPLER);
  37                         presetspec.put( ComponentPreset.MANUFACTURER, Manufacturer.getManufacturer("manufacturer"));
  38                         ComponentPresetFactory.create(presetspec);
  39                 } catch ( InvalidComponentPresetException ex ) {
  40                         assertTrue("Wrong Exception Thrown", ex.getMessage().contains("No PartNo specified"));
  41                 }
  42         }
  43
  44         @Test
  45         public void testLengthRequired() {
  46                 try {
  47                         TypedPropertyMap presetspec = new TypedPropertyMap();
  48                         presetspec.put(ComponentPreset.TYPE, ComponentPreset.Type.TUBE_COUPLER);
  49                         presetspec.put( ComponentPreset.MANUFACTURER, Manufacturer.getManufacturer("manufacturer"));
  50                         presetspec.put( ComponentPreset.PARTNO, "partno");
  51                         ComponentPresetFactory.create(presetspec);
  52                 } catch ( InvalidComponentPresetException ex ) {
  53                         assertTrue("Wrong Exception Thrown", ex.getMessage().contains("No Length specified"));
  54                 }
  55         }
  56
  57         @Test
  58         public void testOnlyOuterDiameter() {
  59                 try {
  60                         TypedPropertyMap presetspec = new TypedPropertyMap();
  61                         presetspec.put(ComponentPreset.TYPE, ComponentPreset.Type.TUBE_COUPLER);
  62                         presetspec.put( ComponentPreset.MANUFACTURER, Manufacturer.getManufacturer("manufacturer"));
  63                         presetspec.put( ComponentPreset.PARTNO, "partno");
  64                         presetspec.put( ComponentPreset.LENGTH, 2.0);
  65                         presetspec.put( ComponentPreset.OUTER_DIAMETER, 2.0);
  66                         ComponentPresetFactory.create(presetspec);
  67                 } catch ( InvalidComponentPresetException ex ) {
  68                         assertTrue("Wrong Exception Thrown", ex.getMessage().contains("Preset underspecified"));
  69                 }
  70         }
  71
  72         @Test
  73         public void testOnlyInnerDiameter() {
  74                 try {
  75                         TypedPropertyMap presetspec = new TypedPropertyMap();
  76                         presetspec.put(ComponentPreset.TYPE, ComponentPreset.Type.TUBE_COUPLER);
  77                         presetspec.put( ComponentPreset.MANUFACTURER, Manufacturer.getManufacturer("manufacturer"));
  78                         presetspec.put( ComponentPreset.PARTNO, "partno");
  79                         presetspec.put( ComponentPreset.LENGTH, 2.0);
  80                         presetspec.put( ComponentPreset.INNER_DIAMETER, 2.0);
  81                         ComponentPresetFactory.create(presetspec);
  82                 } catch ( InvalidComponentPresetException ex ) {
  83                         assertTrue("Wrong Exception Thrown", ex.getMessage().contains("Preset underspecified"));
  84                 }
  85         }
  86
  87         @Test
  88         public void testOnlyThicknessDiameter() {
  89                 try {
  90                         TypedPropertyMap presetspec = new TypedPropertyMap();
  91                         presetspec.put(ComponentPreset.TYPE, ComponentPreset.Type.TUBE_COUPLER);
  92                         presetspec.put( ComponentPreset.MANUFACTURER, Manufacturer.getManufacturer("manufacturer"));
  93                         presetspec.put( ComponentPreset.PARTNO, "partno");
  94                         presetspec.put( ComponentPreset.LENGTH, 2.0);
  95                         presetspec.put( ComponentPreset.THICKNESS, 2.0);
  96                         ComponentPresetFactory.create(presetspec);
  97                 } catch ( InvalidComponentPresetException ex ) {
  98                         assertTrue("Wrong Exception Thrown", ex.getMessage().contains("Preset underspecified"));
  99                 }
 100         }
 101
 102         @Test
 103         public void testComputeInnerDiameter() throws Exception {
 104                 TypedPropertyMap presetspec = new TypedPropertyMap();
 105                 presetspec.put(ComponentPreset.TYPE, ComponentPreset.Type.TUBE_COUPLER);
 106                 presetspec.put( ComponentPreset.MANUFACTURER, Manufacturer.getManufacturer("manufacturer"));
 107                 presetspec.put( ComponentPreset.PARTNO, "partno");
 108                 presetspec.put( ComponentPreset.LENGTH, 2.0);
 109                 presetspec.put( ComponentPreset.OUTER_DIAMETER, 2.0);
 110                 presetspec.put( ComponentPreset.THICKNESS, 0.5);
 111                 ComponentPreset preset = ComponentPresetFactory.create(presetspec);
 112
 113                 assertEquals(1.0,preset.get(ComponentPreset.INNER_DIAMETER).doubleValue(),0.0);
 114         }
 115
 116         @Test
 117         public void testComputeOuterDiameter() throws Exception {
 118                 TypedPropertyMap presetspec = new TypedPropertyMap();
 119                 presetspec.put(ComponentPreset.TYPE, ComponentPreset.Type.TUBE_COUPLER);
 120                 presetspec.put( ComponentPreset.MANUFACTURER, Manufacturer.getManufacturer("manufacturer"));
 121                 presetspec.put( ComponentPreset.PARTNO, "partno");
 122                 presetspec.put( ComponentPreset.LENGTH, 2.0);
 123                 presetspec.put( ComponentPreset.INNER_DIAMETER, 1.0);
 124                 presetspec.put( ComponentPreset.THICKNESS, 0.5);
 125                 ComponentPreset preset = ComponentPresetFactory.create(presetspec);
 126
 127                 assertEquals(2.0,preset.get(ComponentPreset.OUTER_DIAMETER).doubleValue(),0.0);
 128         }
 129
 130         @Test
 131         public void testComputeThickness() throws Exception {
 132                 TypedPropertyMap presetspec = new TypedPropertyMap();
 133                 presetspec.put(ComponentPreset.TYPE, ComponentPreset.Type.TUBE_COUPLER);
 134                 presetspec.put( ComponentPreset.MANUFACTURER, Manufacturer.getManufacturer("manufacturer"));
 135                 presetspec.put( ComponentPreset.PARTNO, "partno");
 136                 presetspec.put( ComponentPreset.LENGTH, 2.0);
 137                 presetspec.put( ComponentPreset.OUTER_DIAMETER, 2.0);
 138                 presetspec.put( ComponentPreset.INNER_DIAMETER, 1.0);
 139                 ComponentPreset preset = ComponentPresetFactory.create(presetspec);
 140
 141                 assertEquals(0.5,preset.get(ComponentPreset.THICKNESS).doubleValue(),0.0);
 142         }
 143
 144         @Test
 145         public void testComputeThicknessLooses() throws Exception {
 146                 // If all OUTER_DIAMETER, INNER_DIAMETER and THICKNESS are
 147                 // specified, THICKNESS is recomputed.
 148                 TypedPropertyMap presetspec = new TypedPropertyMap();
 149                 presetspec.put(ComponentPreset.TYPE, ComponentPreset.Type.TUBE_COUPLER);
 150                 presetspec.put( ComponentPreset.MANUFACTURER, Manufacturer.getManufacturer("manufacturer"));
 151                 presetspec.put( ComponentPreset.PARTNO, "partno");
 152                 presetspec.put( ComponentPreset.LENGTH, 2.0);
 153                 presetspec.put( ComponentPreset.OUTER_DIAMETER, 2.0);
 154                 presetspec.put( ComponentPreset.INNER_DIAMETER, 1.0);
 155                 presetspec.put( ComponentPreset.THICKNESS, 15.0);
 156                 ComponentPreset preset = ComponentPresetFactory.create(presetspec);
 157
 158                 assertEquals(0.5,preset.get(ComponentPreset.THICKNESS).doubleValue(),0.0);
 159         }
 160
 161         @Test
 162         public void testComputeDensityNoMaterial() throws Exception {
 163                 TypedPropertyMap presetspec = new TypedPropertyMap();
 164                 presetspec.put(ComponentPreset.TYPE, ComponentPreset.Type.TUBE_COUPLER);
 165                 presetspec.put( ComponentPreset.MANUFACTURER, Manufacturer.getManufacturer("manufacturer"));
 166                 presetspec.put( ComponentPreset.PARTNO, "partno");
 167                 presetspec.put( ComponentPreset.LENGTH, 2.0);
 168                 presetspec.put( ComponentPreset.OUTER_DIAMETER, 2.0);
 169                 presetspec.put( ComponentPreset.INNER_DIAMETER, 1.0);
 170                 presetspec.put( ComponentPreset.MASS, 100.0);
 171                 ComponentPreset preset = ComponentPresetFactory.create(presetspec);
 172
 173                 // Compute the volume by hand here using a slightly different formula from
 174                 // the real implementation.  The magic numbers are based on the
 175                 // constants put into the presetspec above.
 176                 double volume = /*outer area*/ (Math.PI * 1.0) - /* inner area */ (Math.PI * .25);
 177                 volume *= 2.0; /* times length */
 178
 179                 double density = 100.0 / volume;
 180
 181                 assertEquals("TubeCustom",preset.get(ComponentPreset.MATERIAL).getName());
 182                 assertEquals(density,preset.get(ComponentPreset.MATERIAL).getDensity(),0.0005);
 183         }
 184
 185         @Test
 186         public void testMaterial() throws Exception {
 187                 TypedPropertyMap presetspec = new TypedPropertyMap();
 188                 presetspec.put(ComponentPreset.TYPE, ComponentPreset.Type.TUBE_COUPLER);
 189                 presetspec.put( ComponentPreset.MANUFACTURER, Manufacturer.getManufacturer("manufacturer"));
 190                 presetspec.put( ComponentPreset.PARTNO, "partno");
 191                 presetspec.put( ComponentPreset.LENGTH, 2.0);
 192                 presetspec.put( ComponentPreset.OUTER_DIAMETER, 2.0);
 193                 presetspec.put( ComponentPreset.INNER_DIAMETER, 1.0);
 194                 presetspec.put( ComponentPreset.MATERIAL, new Material.Bulk("test", 2.0, true));
 195                 ComponentPreset preset = ComponentPresetFactory.create(presetspec);
 196
 197                 assertEquals("test",preset.get(ComponentPreset.MATERIAL).getName());
 198                 assertEquals(2.0,preset.get(ComponentPreset.MATERIAL).getDensity(),0.0005);
 199
 200         }
 201
 202         @Test
 203         public void testComputeDensityWithMaterial() throws Exception {
 204                 TypedPropertyMap presetspec = new TypedPropertyMap();
 205                 presetspec.put(ComponentPreset.TYPE, ComponentPreset.Type.TUBE_COUPLER);
 206                 presetspec.put( ComponentPreset.MANUFACTURER, Manufacturer.getManufacturer("manufacturer"));
 207                 presetspec.put( ComponentPreset.PARTNO, "partno");
 208                 presetspec.put( ComponentPreset.LENGTH, 2.0);
 209                 presetspec.put( ComponentPreset.OUTER_DIAMETER, 2.0);
 210                 presetspec.put( ComponentPreset.INNER_DIAMETER, 1.0);
 211                 presetspec.put( ComponentPreset.MASS, 100.0);
 212                 presetspec.put( ComponentPreset.MATERIAL, new Material.Bulk("test", 2.0, true));
 213                 ComponentPreset preset = ComponentPresetFactory.create(presetspec);
 214
 215                 // Compute the volume by hand here using a slightly different formula from
 216                 // the real implementation.  The magic numbers are based on the
 217                 // constants put into the presetspec above.
 218                 double volume = /*outer area*/ (Math.PI * 1.0) - /* inner area */ (Math.PI * .25);
 219                 volume *= 2.0; /* times length */
 220
 221                 double density = 100.0 / volume;
 222
 223                 assertEquals("test",preset.get(ComponentPreset.MATERIAL).getName());
 224                 assertEquals(density,preset.get(ComponentPreset.MATERIAL).getDensity(),0.0005);
 225         }
 226
 227 }