svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.raster / org.gvsig.raster.lib / org.gvsig.raster.lib.buffer.impl / src / test / java / org / gvsig / raster / lib / buffer / impl / MemoryBufferTest.java @ 44831
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package org.gvsig.raster.lib.buffer.impl; |
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import java.util.Arrays; |
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import java.util.Iterator; |
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|
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import org.cresques.cts.ICoordTrans; |
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import org.cresques.cts.IProjection; |
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|
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import org.gvsig.fmap.crs.CRSFactory; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
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import org.gvsig.fmap.geom.GeometryLocator; |
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import org.gvsig.fmap.geom.exception.CreateEnvelopeException; |
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import org.gvsig.fmap.geom.primitive.Envelope; |
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import org.gvsig.raster.lib.buffer.api.Band; |
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import org.gvsig.raster.lib.buffer.api.Band.BandByte; |
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import org.gvsig.raster.lib.buffer.api.Band.BandDouble; |
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import org.gvsig.raster.lib.buffer.api.Band.BandFloat; |
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import org.gvsig.raster.lib.buffer.api.Band.BandInt; |
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import org.gvsig.raster.lib.buffer.api.Band.BandShort; |
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import org.gvsig.raster.lib.buffer.api.Buffer; |
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import org.gvsig.raster.lib.buffer.api.BufferLocator; |
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import org.gvsig.raster.lib.buffer.api.BufferManager; |
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import org.gvsig.raster.lib.buffer.api.NoData; |
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import org.gvsig.raster.lib.buffer.api.exceptions.BandException; |
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import org.gvsig.raster.lib.buffer.api.exceptions.BufferException; |
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import org.gvsig.raster.lib.buffer.api.statistics.Statistics; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.junit.AbstractLibraryAutoInitTestCase; |
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import org.gvsig.tools.locator.LocatorException; |
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import org.gvsig.tools.task.SimpleTaskStatus; |
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|
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/**
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* @author <a href="mailto:lmarques@disid.com">Lluis Marques</a>
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*
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*/
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public class MemoryBufferTest extends AbstractLibraryAutoInitTestCase { |
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private final int BUFFER_ROWS = 5; |
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private final int BUFFER_COLUMNS = 5; |
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|
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private final Number defaultNoDataValue = 10; |
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private final Number noDataValue = 20; |
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private Buffer testBuffer = null; |
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@Override
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protected void doSetUp() throws Exception { |
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int[] bandDataTypes = |
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new int[] { BufferManager.TYPE_BYTE, BufferManager.TYPE_SHORT, BufferManager.TYPE_INT, BufferManager.TYPE_FLOAT, |
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BufferManager.TYPE_DOUBLE }; |
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|
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NoData[] bandNodata = new NoData[6]; |
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Arrays.fill(bandNodata,
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BufferLocator.getBufferManager().createNoData(noDataValue, defaultNoDataValue)); |
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testBuffer = |
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BufferLocator.getBufferManager().createBuffer(BUFFER_ROWS, BUFFER_COLUMNS, |
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bandDataTypes, bandNodata, null, null); |
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} |
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|
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/**
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* Test get statistics
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*/
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public void testGetStatistics() { |
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SimpleTaskStatus simpleTaskStatus = |
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ToolsLocator.getTaskStatusManager().createDefaultSimpleTaskStatus("test statistics");
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Statistics statistics = testBuffer.getStatistics(simpleTaskStatus); |
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assertNotNull(statistics); |
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} |
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|
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/**
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* Test iterator method
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*/
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public void testIterator() { |
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Iterator<Band> iterator = testBuffer.iterator();
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assertNotNull(iterator); |
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int cont = 0; |
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while (iterator.hasNext()) {
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assertNotNull(iterator.next()); |
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cont++; |
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} |
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assertEquals(5, cont);
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} |
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|
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/**
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* Test get band count
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*/
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public void testGetBandCount() { |
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assertEquals(5, testBuffer.getBandCount());
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} |
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|
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/**
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* Test get bands
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*/
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public void testGetBands() { |
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Band[] bands = testBuffer.getBands();
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assertEquals(testBuffer.getBandCount(), bands.length); |
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} |
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|
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/**
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* Test get column method
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*/
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public void testGetColumns() { |
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assertEquals(BUFFER_COLUMNS, testBuffer.getColumns()); |
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} |
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|
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/**
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* Test get row method
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*/
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public void testGetRows() { |
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assertEquals(BUFFER_ROWS, testBuffer.getRows()); |
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} |
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|
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/**
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* Test is inside method
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*/
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public void testIsInsideIntInt() { |
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assertTrue(testBuffer.isInside(2, 2)); |
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assertFalse(testBuffer.isInside(10, 10)); |
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assertFalse(testBuffer.isInside(-5, -10)); |
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} |
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/**
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* Test add band method
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*/
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public void testAddBand() { |
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Band band = null;
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Band wrongBand = null;
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try {
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band = |
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BufferLocator.getBufferManager().createBand(BufferManager.TYPE_FLOAT, BUFFER_ROWS, |
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BUFFER_COLUMNS, null, null); |
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wrongBand = |
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BufferLocator.getBufferManager().createBand(BufferManager.TYPE_FLOAT, |
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BUFFER_ROWS * 2, BUFFER_COLUMNS * 2, null, null); |
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} catch (LocatorException | BandException e) {
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fail("Can not create bands to test add band method");
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} |
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testBuffer.addBand(band); |
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Exception e = null; |
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try {
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testBuffer.addBand(wrongBand); |
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} catch (RuntimeException runtimeException) { |
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// Expected exception
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e = runtimeException; |
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} |
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assertNotNull(e); |
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} |
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/**
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* Test set band method
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*/
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public void testSetBand() { |
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Band newBandByte = null;
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Band newBandDouble = null;
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try {
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newBandByte = |
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BufferLocator.getBufferManager().createBand(BufferManager.TYPE_BYTE, BUFFER_ROWS, |
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BUFFER_COLUMNS, null, null); |
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newBandDouble = |
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BufferLocator.getBufferManager().createBand(BufferManager.TYPE_DOUBLE, BUFFER_ROWS, |
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BUFFER_COLUMNS, null, null); |
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} catch (LocatorException | BandException e) {
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fail("Can not create band to set band to buffer");
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} |
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try {
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testBuffer.setBand(0, newBandByte);
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} catch (BandException e) {
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fail("Cant not set new band to buffer");
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} |
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assertEquals(5, testBuffer.getBandCount());
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Band band = testBuffer.getBand(0);
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for (int i = 0; i < band.getRows(); i++) { |
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for (int j = 0; j < band.getColumns(); j++) { |
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assertEquals(band.get(i, j), newBandByte.get(i, j)); |
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} |
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} |
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Exception e = null; |
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try {
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testBuffer.setBand(0, newBandDouble);
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} catch (BandException exception) {
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// Expected exception
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e = exception; |
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} |
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assertNotNull(e); |
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} |
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/**
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* Test remove band method
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*/
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public void testRemoveBand() { |
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testBuffer.removeBand(0);
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assertEquals(4, testBuffer.getBandCount());
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testBuffer.removeBand(1);
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assertEquals(3, testBuffer.getBandCount());
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} |
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/**
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* Test get band method
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*/
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public void testGetBand() { |
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Band band = testBuffer.getBand(0);
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assertNotNull(band); |
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assertEquals(BufferManager.TYPE_BYTE, band.getDataType()); |
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band = testBuffer.getBand(4);
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assertEquals(BufferManager.TYPE_DOUBLE, band.getDataType()); |
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} |
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/**
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* Test get band byte method
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*/
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public void testGetBandByte() { |
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BandByte bandByte = testBuffer.getBandByte(0);
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assertNotNull(bandByte); |
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assertEquals(BufferManager.TYPE_BYTE, bandByte.getDataType()); |
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Exception e = null; |
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try {
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testBuffer.getBandDouble(1);
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} catch (RuntimeException runtimeException) { |
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// Expected exception
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e = runtimeException; |
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} |
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assertNotNull(e); |
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} |
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/**
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* Test get band short
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*/
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public void testGetBandShort() { |
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BandShort bandShort = testBuffer.getBandShort(1);
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assertNotNull(bandShort); |
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assertEquals(BufferManager.TYPE_SHORT, bandShort.getDataType()); |
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Exception e = null; |
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try {
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testBuffer.getBandDouble(0);
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} catch (RuntimeException runtimeException) { |
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// Expected exception
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e = runtimeException; |
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} |
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assertNotNull(e); |
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} |
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/**
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* Test get band int
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*/
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public void testGetBandInt() { |
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BandInt bandInt = testBuffer.getBandInt(2);
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assertNotNull(bandInt); |
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assertEquals(BufferManager.TYPE_INT, bandInt.getDataType()); |
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Exception e = null; |
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try {
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testBuffer.getBandDouble(1);
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} catch (RuntimeException runtimeException) { |
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// Expected exception
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e = runtimeException; |
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} |
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assertNotNull(e); |
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} |
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/**
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* Test get band float
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*/
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public void testGetBandFloat() { |
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BandFloat bandFloat = testBuffer.getBandFloat(3);
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assertNotNull(bandFloat); |
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assertEquals(BufferManager.TYPE_FLOAT, bandFloat.getDataType()); |
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Exception e = null; |
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try {
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testBuffer.getBandDouble(3);
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} catch (RuntimeException runtimeException) { |
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// Expected exception
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e = runtimeException; |
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} |
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assertNotNull(e); |
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} |
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/**
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* Test get band double
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*/
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public void testGetBandDouble() { |
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BandDouble bandByte = testBuffer.getBandDouble(4);
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assertNotNull(bandByte); |
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assertEquals(BufferManager.TYPE_DOUBLE, bandByte.getDataType()); |
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Exception e = null; |
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try {
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testBuffer.getBandDouble(1);
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} catch (RuntimeException runtimeException) { |
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// Expected exception
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e = runtimeException; |
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} |
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assertNotNull(e); |
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} |
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/**
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*
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*/
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public void testSwitchBandsIntArray() { |
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int[] positions = new int[] { 4, 2, 1, 3, 0 }; |
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testBuffer.switchBands(positions); |
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assertEquals(testBuffer.getBand(0).getDataType(), BufferManager.TYPE_DOUBLE);
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assertEquals(testBuffer.getBand(1).getDataType(), BufferManager.TYPE_INT);
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assertEquals(testBuffer.getBand(2).getDataType(), BufferManager.TYPE_SHORT);
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assertEquals(testBuffer.getBand(3).getDataType(), BufferManager.TYPE_FLOAT);
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assertEquals(testBuffer.getBand(4).getDataType(), BufferManager.TYPE_BYTE);
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} |
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/**
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* Test swing band method
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*/
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public void testSwitchBandsIntInt() { |
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Band oldBand = testBuffer.getBand(0);
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testBuffer.switchBands(0, 1); |
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Band newBand = testBuffer.getBand(1);
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for (int i = 0; i < oldBand.getRows(); i++) { |
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for (int j = 0; j < oldBand.getColumns(); j++) { |
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assertEquals(oldBand.get(i, j), newBand.get(i, j)); |
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} |
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} |
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assertEquals(testBuffer.getBand(0).getDataType(), BufferManager.TYPE_SHORT);
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assertEquals(testBuffer.getBand(1).getDataType(), BufferManager.TYPE_BYTE);
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} |
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public void testConvert() { |
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int[] bandDataTypes = |
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new int[] { BufferManager.TYPE_DOUBLE, BufferManager.TYPE_DOUBLE, |
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BufferManager.TYPE_DOUBLE }; |
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NoData[] bandNodata = new NoData[3]; |
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Arrays.fill(bandNodata, BufferLocator.getBufferManager().createNoData(-99999d, -99999d)); |
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try {
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Envelope envelope = |
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GeometryLocator.getGeometryManager().createEnvelope(625397.5, 4446997.5, 654602.5, |
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4466602.5, SUBTYPES.GEOM2D);
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IProjection projection = CRSFactory.getCRS("EPSG:25830");
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testBuffer = |
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BufferLocator.getBufferManager().createBuffer(39, 58, bandDataTypes, bandNodata, |
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projection, envelope); |
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ICoordTrans ct = projection.getCT(CRSFactory.getCRS("EPSG:4326"));
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Buffer projectedBuffer = testBuffer.convert(ct, null); |
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assertEquals(testBuffer.getEnvelope().convert(ct), projectedBuffer.getEnvelope()); |
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} catch (CreateEnvelopeException | BufferException e) {
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fail("Can not create envelope or there are problems projecting buffers");
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} |
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} |
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public void testCreateInterpolated() { |
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double[][] dataDouble = |
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new double[][] { { 10, 10, 10, 10, 10 }, { 9, 9, 9, 9, 9 }, { 8, 8, 8, 8, 8 }, |
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{ 6, 6, 6, 6, 6 }, { 1, 1, 1, 1, 1 } }; |
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Band band = testBuffer.getBand(4);
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for (int i = 0; i < band.getRows(); i++) { |
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for (int j = 0; j < band.getColumns(); j++) { |
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band.set(i, j, dataDouble[i][j]); |
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} |
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} |
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Buffer interpolatedBuffer = null; |
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try {
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interpolatedBuffer = testBuffer.createInterpolated(BUFFER_ROWS * 5, BUFFER_COLUMNS * 5, |
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Buffer.INTERPOLATION_NearestNeighbour, null); |
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} catch (LocatorException | BufferException e) {
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fail("Can not interpolate buffer");
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} |
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assertEquals(testBuffer.getBandCount(), interpolatedBuffer.getBandCount()); |
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assertEquals(BUFFER_COLUMNS * 5, interpolatedBuffer.getColumns());
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assertEquals(BUFFER_ROWS * 5, interpolatedBuffer.getRows());
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assertTrue(Arrays.equals(testBuffer.getBandTypes(), interpolatedBuffer.getBandTypes()));
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assertTrue(Arrays.equals(testBuffer.getBandNoData(), interpolatedBuffer.getBandNoData()));
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// assertEquals(testBuffer.getEnvelope(), interpolatedBuffer.getEnvelope());
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assertEquals(testBuffer.getProjection(), interpolatedBuffer.getProjection()); |
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} |
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public void testPixelSize() throws Exception { |
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assertEquals(1d, testBuffer.getPixelSizeX());
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assertEquals(1d, testBuffer.getPixelSizeY());
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Buffer testBuffer2 = BufferLocator.getBufferManager().createBuffer(BUFFER_ROWS, BUFFER_COLUMNS,
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new int[] { BufferManager.TYPE_BYTE }, new NoData[1], null, GeometryLocator.getGeometryManager().createEnvelope(0d, 0d, 100d, 100d, Geometry.SUBTYPES.GEOM2D)); |
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assertEquals(20d, testBuffer2.getPixelSizeX());
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assertEquals(20d, testBuffer2.getPixelSizeY());
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} |
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} |