svn-gvsig-desktop / branches / v2_0_0_prep / libraries / libRaster / src-test / org / gvsig / raster / buffer / cache / TestStructCache.java @ 30754
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| 1 | 21615 | bsanchez | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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| 2 | *
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| 3 | * Copyright (C) 2007 IVER T.I. and Generalitat Valenciana.
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| 4 | *
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| 5 | * This program is free software; you can redistribute it and/or
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| 6 | * modify it under the terms of the GNU General Public License
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| 7 | * as published by the Free Software Foundation; either version 2
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| 8 | * of the License, or (at your option) any later version.
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| 9 | *
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| 10 | * This program is distributed in the hope that it will be useful,
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | * GNU General Public License for more details.
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| 14 | *
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| 15 | * You should have received a copy of the GNU General Public License
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| 16 | * along with this program; if not, write to the Free Software
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| 17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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| 18 | */
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| 19 | 11074 | nacho | package org.gvsig.raster.buffer.cache; |
| 20 | |||
| 21 | import junit.framework.TestCase; |
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| 22 | |||
| 23 | import org.gvsig.raster.RasterLibrary; |
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| 24 | import org.gvsig.raster.dataset.IBuffer; |
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| 25 | /**
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| 26 | * Test para comprobar la inicializaci?n de la cach?. El constructor de CacheStruct es el
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| 27 | * encargado de crear la estructura de cache. Esta clase comprueba que esta creaci?n
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| 28 | * sea correcta. Comprueba altura de p?gina, n?mero de estas, y tama?o de las mismas, as?
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| 29 | * como el de la cache completa.
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| 30 | *
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| 31 | * @author Nacho Brodin (nachobrodin@gmail.com)
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| 32 | */
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| 33 | 21615 | bsanchez | public class TestStructCache extends TestCase { |
| 34 | private boolean showCode = false; |
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| 35 | private CacheStruct cs = null; |
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| 36 | |||
| 37 | static {
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| 38 | RasterLibrary.wakeUp(); |
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| 39 | 11074 | nacho | } |
| 40 | 21615 | bsanchez | |
| 41 | public void start() { |
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| 42 | 11074 | nacho | this.setUp();
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| 43 | this.testStack();
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| 44 | } |
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| 45 | 21615 | bsanchez | |
| 46 | 11074 | nacho | public void setUp() { |
| 47 | System.err.println("TestStructCache running..."); |
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| 48 | } |
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| 49 | |||
| 50 | public void testStack(){ |
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| 51 | 21615 | bsanchez | // Test para los siguientes valores
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| 52 | // Cach? size = 20M
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| 53 | // Pags Per Group = 5
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| 54 | // Page size = 2M
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| 55 | 11074 | nacho | |
| 56 | cs = new CacheStruct(3, IBuffer.TYPE_BYTE, 2048, 2048, 20, 2); |
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| 57 | 21615 | bsanchez | if (showCode)
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| 58 | print(cs, "Size = 20M; Pags Per Group = 5; Page size = 2M", 2048, 2048, IBuffer.TYPE_BYTE); |
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| 59 | 11074 | nacho | assertEquals(cs.getHPag(), 256);
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| 60 | assertEquals(cs.getNBands(), 3);
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| 61 | assertEquals(cs.getCacheSize(), 23592960);
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| 62 | assertEquals(cs.getPagsPerGroup(), 5);
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| 63 | assertEquals(cs.getPagSize(), 1572864);
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| 64 | assertEquals(cs.getNPags(), 15);
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| 65 | assertEquals(cs.getNGroups(), 3);
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| 66 | 21615 | bsanchez | if (showCode)
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| 67 | System.out.println("**********************************************"); |
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| 68 | |||
| 69 | 11074 | nacho | cs = new CacheStruct(4, IBuffer.TYPE_INT, 5000, 5000, 20, 2); |
| 70 | 21615 | bsanchez | if (showCode)
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| 71 | print(cs, "Size = 20M; Pags Per Group = 5; Page size = 2M", 5000, 5000, IBuffer.TYPE_INT); |
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| 72 | 11074 | nacho | assertEquals(cs.getHPag(), 16);
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| 73 | assertEquals(cs.getNBands(), 4);
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| 74 | assertEquals(cs.getCacheSize(), 25600000);
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| 75 | assertEquals(cs.getPagsPerGroup(), 5);
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| 76 | assertEquals(cs.getPagSize(), 1280000);
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| 77 | assertEquals(cs.getNPags(), 20);
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| 78 | assertEquals(cs.getNGroups(), 4);
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| 79 | 21615 | bsanchez | if (showCode)
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| 80 | System.out.println("**********************************************"); |
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| 81 | |||
| 82 | 11074 | nacho | cs = new CacheStruct(3, IBuffer.TYPE_FLOAT, 42000, 42000, 20, 2); |
| 83 | 21615 | bsanchez | if (showCode)
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| 84 | print(cs, "Size = 20M; Pags Per Group = 5; Page size = 2M", 42000, 42000, IBuffer.TYPE_FLOAT); |
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| 85 | 11074 | nacho | assertEquals(cs.getHPag(), 4);
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| 86 | assertEquals(cs.getNBands(), 3);
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| 87 | assertEquals(cs.getCacheSize(), 20160000);
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| 88 | assertEquals(cs.getPagsPerGroup(), 5);
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| 89 | assertEquals(cs.getPagSize(), 2016000);
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| 90 | assertEquals(cs.getNPags(), 10);
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| 91 | assertEquals(cs.getNGroups(), 2);
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| 92 | 21615 | bsanchez | if (showCode)
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| 93 | System.out.println("**********************************************"); |
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| 94 | |||
| 95 | 11074 | nacho | cs = new CacheStruct(1, IBuffer.TYPE_FLOAT, 105000, 105000, 20, 2); |
| 96 | 21615 | bsanchez | if (showCode)
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| 97 | print(cs, "Size = 20M; Pags Per Group = 5; Page size = 2M", 105000, 105000, IBuffer.TYPE_FLOAT); |
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| 98 | 11074 | nacho | assertEquals(cs.getHPag(), 4);
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| 99 | assertEquals(cs.getNBands(), 1);
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| 100 | assertEquals(cs.getCacheSize(), 25200000);
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| 101 | assertEquals(cs.getPagsPerGroup(), 5);
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| 102 | assertEquals(cs.getPagSize(), 1680000);
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| 103 | assertEquals(cs.getNPags(), 15);
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| 104 | assertEquals(cs.getNGroups(), 3);
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| 105 | 21615 | bsanchez | if (showCode)
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| 106 | System.out.println("**********************************************"); |
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| 107 | 11074 | nacho | } |
| 108 | |||
| 109 | 21615 | bsanchez | public void print(CacheStruct cs, String initValues, int w, int h, int type) { |
| 110 | 11074 | nacho | System.out.println(initValues);
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| 111 | System.out.println("W x H = " + w + " x " + h); |
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| 112 | cs.show(); |
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| 113 | } |
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| 114 | 21615 | bsanchez | } |