package org.geotools.wcs.v2_0;
import static org.junit.Assert.*;
import java.util.HashMap;
import java.util.Map;
import javax.media.jai.InterpolationTable;
import net.opengis.wcs20.DimensionSliceType;
import net.opengis.wcs20.DimensionSubsetType;
import net.opengis.wcs20.DimensionTrimType;
import net.opengis.wcs20.ExtensionItemType;
import net.opengis.wcs20.GetCoverageType;
import net.opengis.wcs20.InterpolationAxesType;
import net.opengis.wcs20.InterpolationAxisType;
import net.opengis.wcs20.InterpolationMethodType;
import net.opengis.wcs20.InterpolationType;
import net.opengis.wcs20.RangeItemType;
import net.opengis.wcs20.RangeSubsetType;
import net.opengis.wcs20.ScaleAxisByFactorType;
import net.opengis.wcs20.ScaleAxisType;
import net.opengis.wcs20.ScaleByFactorType;
import net.opengis.wcs20.ScaleToExtentType;
import net.opengis.wcs20.ScaleToSizeType;
import net.opengis.wcs20.ScalingType;
import net.opengis.wcs20.TargetAxisExtentType;
import net.opengis.wcs20.TargetAxisSizeType;
import org.eclipse.emf.common.util.EList;
import org.geotools.xml.Parser;
import org.junit.Test;
public class GetCoverageTest {
Parser parser = new Parser(new WCSConfiguration());
@Test
public void testParseGetCoverageSlicing() throws Exception {
String capRequestPath = "requestGetCoverageSlicing.xml";
GetCoverageType gc = (GetCoverageType) parser.parse(getClass()
.getResourceAsStream(capRequestPath));
assertEquals("WCS", gc.getService());
assertEquals("2.0.1", gc.getVersion());
// coverage id
assertEquals("C0001", gc.getCoverageId());
// slicing
EList<DimensionSubsetType> dss = gc.getDimensionSubset();
assertEquals(2, dss.size());
DimensionSliceType ds1 = (DimensionSliceType) dss.get(0);
assertEquals("Long", ds1.getDimension());
assertEquals("1", ds1.getSlicePoint());
DimensionSliceType ds2 = (DimensionSliceType) dss.get(1);
assertEquals("Lat", ds2.getDimension());
assertEquals("1", ds2.getSlicePoint());
// format
assertEquals("application/gml+xml", gc.getFormat());
}
@Test
public void testParseGetCoverageTrimming() throws Exception {
String capRequestPath = "requestGetCoverageTrimming.xml";
GetCoverageType gc = (GetCoverageType) parser.parse(getClass()
.getResourceAsStream(capRequestPath));
assertEquals("WCS", gc.getService());
assertEquals("2.0.1", gc.getVersion());
// coverage id
assertEquals("C0001", gc.getCoverageId());
// trimming
EList<DimensionSubsetType> dss = gc.getDimensionSubset();
assertEquals(2, dss.size());
DimensionTrimType dt1 = (DimensionTrimType) dss.get(0);
assertEquals("Long", dt1.getDimension());
assertEquals("1", dt1.getTrimLow());
assertEquals("2", dt1.getTrimHigh());
DimensionTrimType dt2 = (DimensionTrimType) dss.get(1);
assertEquals("Lat", dt2.getDimension());
assertEquals("1", dt2.getTrimLow());
assertEquals("2", dt2.getTrimHigh());
// format
assertEquals("application/gml+xml", gc.getFormat());
assertEquals("multipart/related", gc.getMediaType());
}
@Test
public void testParseGetCoverageTrimmingSlicing() throws Exception {
String capRequestPath = "requestGetCoverageTrimmingSlicing.xml";
GetCoverageType gc = (GetCoverageType) parser.parse(getClass()
.getResourceAsStream(capRequestPath));
assertEquals("WCS", gc.getService());
assertEquals("2.0.1", gc.getVersion());
// coverage id
assertEquals("C0001", gc.getCoverageId());
// trimming
EList<DimensionSubsetType> dss = gc.getDimensionSubset();
assertEquals(2, dss.size());
DimensionTrimType dt = (DimensionTrimType) dss.get(0);
assertEquals("Long", dt.getDimension());
assertEquals("20", dt.getTrimLow());
assertEquals("29", dt.getTrimHigh());
DimensionSliceType ds = (DimensionSliceType) dss.get(1);
assertEquals("Lat", ds.getDimension());
assertEquals("1", ds.getSlicePoint());
// format
assertEquals("application/gml+xml", gc.getFormat());
assertEquals("multipart/related", gc.getMediaType());
}
@Test
public void testParseGetCoverageGeotiff() throws Exception {
String capRequestPath = "requestGetCoverageGeotiff.xml";
GetCoverageType gc = (GetCoverageType) parser.parse(getClass()
.getResourceAsStream(capRequestPath));
Map<String, Object> extensions = getExtensionsMap(gc);
// check values
assertEquals("JPEG", extensions.get("http://www.opengis.net/wcs/geotiff/1.0:compression"));
assertEquals("75", extensions.get("http://www.opengis.net/wcs/geotiff/1.0:jpeg_quality"));
assertEquals("None", extensions.get("http://www.opengis.net/wcs/geotiff/1.0:predictor"));
assertEquals("pixel", extensions.get("http://www.opengis.net/wcs/geotiff/1.0:interleave"));
assertEquals("true", extensions.get("http://www.opengis.net/wcs/geotiff/1.0:tiling"));
assertEquals("256", extensions.get("http://www.opengis.net/wcs/geotiff/1.0:tileheight"));
assertEquals("256", extensions.get("http://www.opengis.net/wcs/geotiff/1.0:tilewidth"));
}
private Map<String, Object> getExtensionsMap(GetCoverageType gc) {
// collect extensions
Map<String, Object> extensions = new HashMap<String, Object>();
for (ExtensionItemType item : gc.getExtension().getContents()) {
Object value = item.getSimpleContent() != null ? item.getSimpleContent() : item.getObjectContent();
extensions.put(item.getNamespace() + ":" + item.getName(), value);
}
return extensions;
}
@Test
public void testParseGetCoverageRangeSubset() throws Exception {
String capRequestPath = "requestGetCoverageRangeSubsetting.xml";
GetCoverageType gc = (GetCoverageType) parser.parse(getClass()
.getResourceAsStream(capRequestPath));
Map<String, Object> extensions = getExtensionsMap(gc);
assertEquals(1, extensions.size());
RangeSubsetType rangeSubset = (RangeSubsetType) extensions.get("http://www.opengis.net/wcs/range-subsetting/1.0:rangeSubset");
// check values
assertEquals(2, rangeSubset.getRangeItems().size());
RangeItemType first = rangeSubset.getRangeItems().get(0);
assertEquals("band1", first.getRangeComponent());
RangeItemType second = rangeSubset.getRangeItems().get(1);
assertEquals("band3", second.getRangeInterval().getStartComponent());
assertEquals("band5", second.getRangeInterval().getEndComponent());
}
@Test
public void testParseGetCoverageScaleByFactor() throws Exception {
String capRequestPath = "requestGetCoverageScaleByFactor.xml";
GetCoverageType gc = (GetCoverageType) parser.parse(getClass()
.getResourceAsStream(capRequestPath));
Map<String, Object> extensions = getExtensionsMap(gc);
assertEquals(1, extensions.size());
ScalingType scaling = (ScalingType) extensions.get("http://www.opengis.net/WCS_service-extension_scaling/1.0:Scaling");
assertNull(scaling.getScaleAxesByFactor());
assertNull(scaling.getScaleToSize());
assertNull(scaling.getScaleToExtent());
ScaleByFactorType scaleByFactor = scaling.getScaleByFactor();
assertEquals(2.5, scaleByFactor.getScaleFactor(), 1e-9d);
}
@Test
public void testParseGetCoverageScaleAxesByFactor() throws Exception {
String capRequestPath = "requestGetCoverageScaleAxesByFactor.xml";
GetCoverageType gc = (GetCoverageType) parser.parse(getClass()
.getResourceAsStream(capRequestPath));
Map<String, Object> extensions = getExtensionsMap(gc);
assertEquals(1, extensions.size());
ScalingType scaling = (ScalingType) extensions.get("http://www.opengis.net/WCS_service-extension_scaling/1.0:Scaling");
assertNull(scaling.getScaleByFactor());
assertNull(scaling.getScaleToSize());
assertNull(scaling.getScaleToExtent());
ScaleAxisByFactorType sa = scaling.getScaleAxesByFactor();
assertEquals(3, sa.getScaleAxis().size());
ScaleAxisType sa1 = sa.getScaleAxis().get(0);
assertEquals("http://www.opengis.net/def/axis/OGC/1/i", sa1.getAxis());
assertEquals(3.5, sa1.getScaleFactor(), 1e-9);
ScaleAxisType sa2 = sa.getScaleAxis().get(1);
assertEquals("http://www.opengis.net/def/axis/OGC/1/j", sa2.getAxis());
assertEquals(3.5, sa2.getScaleFactor(), 1e-9);
ScaleAxisType sa3 = sa.getScaleAxis().get(2);
assertEquals("http://www.opengis.net/def/axis/OGC/1/k", sa3.getAxis());
assertEquals(2.0, sa3.getScaleFactor(), 1e-9);
}
@Test
public void testParseGetCoverageScaleToSize() throws Exception {
String capRequestPath = "requestGetCoverageScaleToSize.xml";
GetCoverageType gc = (GetCoverageType) parser.parse(getClass()
.getResourceAsStream(capRequestPath));
Map<String, Object> extensions = getExtensionsMap(gc);
assertEquals(1, extensions.size());
ScalingType scaling = (ScalingType) extensions.get("http://www.opengis.net/WCS_service-extension_scaling/1.0:Scaling");
assertNull(scaling.getScaleByFactor());
assertNull(scaling.getScaleAxesByFactor());
assertNull(scaling.getScaleToExtent());
ScaleToSizeType sa = scaling.getScaleToSize();
assertEquals(3, sa.getTargetAxisSize().size());
TargetAxisSizeType sa1 = sa.getTargetAxisSize().get(0);
assertEquals("http://www.opengis.net/def/axis/OGC/1/i", sa1.getAxis());
assertEquals(1000.0, sa1.getTargetSize(), 1e-9);
TargetAxisSizeType sa2 = sa.getTargetAxisSize().get(1);
assertEquals("http://www.opengis.net/def/axis/OGC/1/j", sa2.getAxis());
assertEquals(1000.0, sa2.getTargetSize(), 1e-9);
TargetAxisSizeType sa3 = sa.getTargetAxisSize().get(2);
assertEquals("http://www.opengis.net/def/axis/OGC/1/k", sa3.getAxis());
assertEquals(10.0, sa3.getTargetSize(), 1e-9);
}
@Test
public void testParseGetCoverageScaleToExtend() throws Exception {
String capRequestPath = "requestGetCoverageScaleToExtent.xml";
GetCoverageType gc = (GetCoverageType) parser.parse(getClass()
.getResourceAsStream(capRequestPath));
Map<String, Object> extensions = getExtensionsMap(gc);
assertEquals(1, extensions.size());
ScalingType scaling = (ScalingType) extensions.get("http://www.opengis.net/WCS_service-extension_scaling/1.0:Scaling");
assertNull(scaling.getScaleByFactor());
assertNull(scaling.getScaleAxesByFactor());
assertNull(scaling.getScaleToSize());
ScaleToExtentType se = scaling.getScaleToExtent();
assertEquals(2, se.getTargetAxisExtent().size());
TargetAxisExtentType sa1 = se.getTargetAxisExtent().get(0);
assertEquals("http://www.opengis.net/def/axis/OGC/1/i", sa1.getAxis());
assertEquals(10.0, sa1.getLow(), 1e-9);
assertEquals(20.0, sa1.getHigh(), 1e-9);
TargetAxisExtentType sa2 = se.getTargetAxisExtent().get(1);
assertEquals("http://www.opengis.net/def/axis/OGC/1/j", sa2.getAxis());
assertEquals(20.0, sa2.getLow(), 1e-9);
assertEquals(30.0, sa2.getHigh(), 1e-9);
}
@Test
public void testParseGetCoverageInterpolationLinear() throws Exception {
String capRequestPath = "requestGetCoverageInterpolationLinear.xml";
GetCoverageType gc = (GetCoverageType) parser.parse(getClass()
.getResourceAsStream(capRequestPath));
Map<String, Object> extensions = getExtensionsMap(gc);
assertEquals(1, extensions.size());
InterpolationType interpolation = (InterpolationType) extensions.get("http://www.opengis.net/WCS_service-extension_interpolation/1.0:Interpolation");
assertNull(interpolation.getInterpolationAxes());
InterpolationMethodType method = interpolation.getInterpolationMethod();
assertEquals("http://www.opengis.net/def/interpolation/OGC/1/linear", method.getInterpolationMethod());
}
@Test
public void testParseGetCoverageInterpolationMixed() throws Exception {
String capRequestPath = "requestGetCoverageInterpolationMixed.xml";
GetCoverageType gc = (GetCoverageType) parser.parse(getClass()
.getResourceAsStream(capRequestPath));
Map<String, Object> extensions = getExtensionsMap(gc);
assertEquals(1, extensions.size());
InterpolationType interpolation = (InterpolationType) extensions.get("http://www.opengis.net/WCS_service-extension_interpolation/1.0:Interpolation");
assertNull(interpolation.getInterpolationMethod());
EList<InterpolationAxisType> axes = interpolation.getInterpolationAxes().getInterpolationAxis();
assertEquals(3, axes.size());
assertEquals("http://www.opengis.net/def/axis/OGC/1/latitude", axes.get(0).getAxis());
assertEquals("http://www.opengis.net/def/interpolation/OGC/1/quadratic", axes.get(0).getInterpolationMethod());
assertEquals("http://www.opengis.net/def/axis/OGC/1/longitude", axes.get(1).getAxis());
assertEquals("http://www.opengis.net/def/interpolation/OGC/1/quadratic", axes.get(1).getInterpolationMethod());
assertEquals("http://www.opengis.net/def/axis/OGC/1/time", axes.get(2).getAxis());
assertEquals("http://www.opengis.net/def/interpolation/OGC/1/nearest-neighbor", axes.get(2).getInterpolationMethod());
}
@Test
public void testParseGetCoverageCRS() throws Exception {
String capRequestPath = "requestGetCoverageCRS.xml";
GetCoverageType gc = (GetCoverageType) parser.parse(getClass()
.getResourceAsStream(capRequestPath));
Map<String, Object> extensions = getExtensionsMap(gc);
assertEquals(2, extensions.size());
assertEquals("http://www.opengis.net/def/crs/EPSG/0/4326", extensions.get("http://www.opengis.net/wcs/service-extension/crs/1.0:subsettingCrs"));
assertEquals("http://www.opengis.net/def/crs/EPSG/0/32632", extensions.get("http://www.opengis.net/wcs/service-extension/crs/1.0:outputCrs"));
}
}