package org.geoserver.wcs;
import static org.custommonkey.xmlunit.XMLAssert.assertXpathEvaluatesTo;
import static org.geoserver.data.test.MockData.ROTATED_CAD;
import static org.geoserver.data.test.MockData.TASMANIA_BM;
import static org.geoserver.data.test.MockData.TASMANIA_DEM;
import java.util.ArrayList;
import java.util.List;
import junit.framework.Test;
import org.geoserver.catalog.DimensionPresentation;
import org.geoserver.catalog.ResourceInfo;
import org.geoserver.wcs.test.WCSTestSupport;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
public class DescribeCoverageTest extends WCSTestSupport {
/**
* This is a READ ONLY TEST so we can use one time setup
*/
public static Test suite() {
return new OneTimeTestSetup(new DescribeCoverageTest());
}
// @Override
// protected String getDefaultLogConfiguration() {
// return "/DEFAULT_LOGGING.properties";
// }
// public void testCRS() throws NoSuchAuthorityCodeException, FactoryException {
// System.out.println(CRS.decode("EPSG:4326"));
// System.out.println(CRS.decode("urn:ogc:def:crs:EPSG:4326"));
// }
public void testDescribeNoIdentifiers() throws Exception {
Document dom = getAsDOM(BASEPATH + "?request=DescribeCoverage&service=WCS&version=1.0.0");
// print(dom);
assertEquals(1, dom.getElementsByTagName("ServiceExceptionReport").getLength());
Element element = (Element) dom.getElementsByTagName("ServiceException").item(0);
assertEquals("MissingParameterValue", element.getAttribute("code"));
assertEquals("coverage", element.getAttribute("locator"));
}
public void testDescribeUnknownCoverageKvp() throws Exception {
Document dom = getAsDOM(BASEPATH
+ "?request=DescribeCoverage&service=WCS&version=1.0.0&coverage=plop");
// print(dom);
checkOws11Exception(dom);
Element element = (Element) dom.getElementsByTagName("ServiceException").item(0);
assertEquals("InvalidParameterValue", element.getAttribute("code"));
assertEquals("coverage", element.getAttribute("locator"));
assertTrue(element.getTextContent().contains("plop"));
}
public void testDescribeMissingVersion() throws Exception {
Document dom = getAsDOM(BASEPATH + "?request=DescribeCoverage&service=WCS&coverage="
+ getLayerId(TASMANIA_DEM));
// print(dom);
checkOws11Exception(dom);
Element element = (Element) dom.getElementsByTagName("ServiceException").item(0);
assertEquals("MissingParameterValue", element.getAttribute("code"));
assertEquals("version", element.getAttribute("locator"));
}
public void testDescribeUnknownCoverageXml() throws Exception {
List<Exception> errors = new ArrayList<Exception>();
String request = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n" + //
"<wcs:DescribeCoverage service=\"WCS\" " + //
"xmlns:ows=\"http://www.opengis.net/ows/1.1\"\r\n" + //
" xmlns:wcs=\"http://www.opengis.net/wcs\"\r\n" + //
" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" \r\n" + //
" version=\"1.0.0\" >\r\n" + //
" <wcs:Coverage>plop</wcs:Coverage>\r\n" + //
"</wcs:DescribeCoverage>";
Document dom = postAsDOM(BASEPATH, request, errors);
// print(dom);
checkOws11Exception(dom);
Element element = (Element) dom.getElementsByTagName("ServiceException").item(0);
assertEquals("InvalidParameterValue", element.getAttribute("code"));
assertEquals("coverage", element.getAttribute("locator"));
assertTrue(element.getTextContent().contains("plop"));
}
public void testDescribeDemCoverageKvp() throws Exception {
Document dom = getAsDOM(BASEPATH
+ "?request=DescribeCoverage&service=WCS&version=1.0.0&coverage="
+ getLayerId(TASMANIA_DEM));
// print(dom);
checkValidationErrors(dom, WCS10_DESCRIBECOVERAGE_SCHEMA);
checkDemCoverageDescription(dom);
}
public void testDescribeDemCoverageXml() throws Exception {
List<Exception> errors = new ArrayList<Exception>();
String request = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n" + //
"<wcs:DescribeCoverage service=\"WCS\" " + //
"xmlns:ows=\"http://www.opengis.net/ows/1.1\"\r\n" + //
" xmlns:wcs=\"http://www.opengis.net/wcs\"\r\n" + //
" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" \r\n" + //
" version=\"1.0.0\" >\r\n" + //
" <wcs:Coverage>" + getLayerId(TASMANIA_DEM) + "</wcs:Coverage>\r\n" + //
"</wcs:DescribeCoverage>";
Document dom = postAsDOM(BASEPATH, request, errors);
checkValidationErrors(dom, WCS10_DESCRIBECOVERAGE_SCHEMA);
checkDemCoverageDescription(dom);
}
private void checkDemCoverageDescription(Document dom) throws Exception {
// check the basics, the output is a single coverage description with the expected id
assertEquals(1, dom.getElementsByTagName("wcs:CoverageDescription").getLength());
assertEquals(1, dom.getElementsByTagName("wcs:CoverageOffering").getLength());
assertXpathEvaluatesTo(getLayerId(TASMANIA_DEM),
"/wcs:CoverageDescription/wcs:CoverageOffering/wcs:name", dom);
// check there is no rotation
Node gridOffsets = xpath
.getMatchingNodes(
"/wcs:CoverageDescription/wcs:CoverageOffering/"
+ "wcs:domainSet/wcs:spatialDomain/gml:RectifiedGrid/gml:offsetVector",
dom).item(0);
String[] offsetStrsLow = gridOffsets.getTextContent().split(" ");
gridOffsets = xpath
.getMatchingNodes(
"/wcs:CoverageDescription/wcs:CoverageOffering/"
+ "wcs:domainSet/wcs:spatialDomain/gml:RectifiedGrid/gml:offsetVector",
dom).item(1);
String[] offsetStrsHigh = gridOffsets.getTextContent().split(" ");
assertEquals(2, offsetStrsLow.length);
assertEquals(2, offsetStrsHigh.length);
double[] offsets = new double[4];
for (int i = 0; i < offsetStrsLow.length; i++) {
offsets[i] = Double.parseDouble(offsetStrsLow[i]);
}
for (int i = 2; i < 2 + offsetStrsHigh.length; i++) {
offsets[i] = Double.parseDouble(offsetStrsHigh[i - 2]);
}
assertTrue(offsets[0] > 0);
assertEquals(0.0, offsets[1]);
assertEquals(0.0, offsets[2]);
assertTrue(offsets[3] < 0);
// check there is one axis (this one is a dem, just one band)
assertEquals(1, dom.getElementsByTagName("wcs:AxisDescription").getLength());
}
public void testDescribeRotatedCoverage() throws Exception {
Document dom = getAsDOM(BASEPATH
+ "?request=DescribeCoverage&service=WCS&version=1.0.0&coverage="
+ getLayerId(ROTATED_CAD));
// print(dom);
checkValidationErrors(dom, WCS10_DESCRIBECOVERAGE_SCHEMA);
// check the basics, the output is a single coverage description with the expected id
assertEquals(1, dom.getElementsByTagName("wcs:CoverageDescription").getLength());
assertEquals(1, dom.getElementsByTagName("wcs:CoverageOffering").getLength());
assertXpathEvaluatesTo(getLayerId(ROTATED_CAD),
"/wcs:CoverageDescription/wcs:CoverageOffering/wcs:name", dom);
// check there is rotation
Node gridOffsets = xpath
.getMatchingNodes(
"/wcs:CoverageDescription/wcs:CoverageOffering/"
+ "wcs:domainSet/wcs:spatialDomain/gml:RectifiedGrid/gml:offsetVector",
dom).item(0);
String[] offsetStrsLow = gridOffsets.getTextContent().split(" ");
gridOffsets = xpath
.getMatchingNodes(
"/wcs:CoverageDescription/wcs:CoverageOffering/"
+ "wcs:domainSet/wcs:spatialDomain/gml:RectifiedGrid/gml:offsetVector",
dom).item(1);
String[] offsetStrsHigh = gridOffsets.getTextContent().split(" ");
assertEquals(2, offsetStrsLow.length);
assertEquals(2, offsetStrsHigh.length);
double[] offsets = new double[4];
for (int i = 0; i < offsetStrsLow.length; i++) {
offsets[i] = Double.parseDouble(offsetStrsLow[i]);
}
for (int i = 2; i < 2 + offsetStrsHigh.length; i++) {
offsets[i] = Double.parseDouble(offsetStrsHigh[i - 2]);
}
// System.out.println(Arrays.toString(offsets));
assertTrue(offsets[0] < 0);
assertTrue(offsets[1] > 0);
assertTrue(offsets[2] > 0);
assertTrue(offsets[3] > 0);
// check there is one axis (this one is a dem, just one band)
assertEquals(1, dom.getElementsByTagName("wcs:AxisDescription").getLength());
}
public void testDescribeImageCoverage() throws Exception {
Document dom = getAsDOM(BASEPATH
+ "?request=DescribeCoverage&service=WCS&version=1.0.0&coverage="
+ getLayerId(TASMANIA_BM));
// print(dom);
checkValidationErrors(dom, WCS10_DESCRIBECOVERAGE_SCHEMA);
// check the basics, the output is a single coverage description with the expected id
assertEquals(1, dom.getElementsByTagName("wcs:CoverageDescription").getLength());
assertEquals(1, dom.getElementsByTagName("wcs:CoverageOffering").getLength());
assertXpathEvaluatesTo(getLayerId(TASMANIA_BM),
"/wcs:CoverageDescription/wcs:CoverageOffering/wcs:name", dom);
// check there is no rotation
Node gridOffsets = xpath
.getMatchingNodes(
"/wcs:CoverageDescription/wcs:CoverageOffering/"
+ "wcs:domainSet/wcs:spatialDomain/gml:RectifiedGrid/gml:offsetVector",
dom).item(0);
String[] offsetStrsLow = gridOffsets.getTextContent().split(" ");
gridOffsets = xpath
.getMatchingNodes(
"/wcs:CoverageDescription/wcs:CoverageOffering/"
+ "wcs:domainSet/wcs:spatialDomain/gml:RectifiedGrid/gml:offsetVector",
dom).item(1);
String[] offsetStrsHigh = gridOffsets.getTextContent().split(" ");
assertEquals(2, offsetStrsLow.length);
assertEquals(2, offsetStrsHigh.length);
double[] offsets = new double[4];
for (int i = 0; i < offsetStrsLow.length; i++) {
offsets[i] = Double.parseDouble(offsetStrsLow[i]);
}
for (int i = 2; i < 2 + offsetStrsHigh.length; i++) {
offsets[i] = Double.parseDouble(offsetStrsHigh[i - 2]);
}
assertTrue(offsets[0] > 0);
assertEquals(0.0, offsets[1]);
assertEquals(0.0, offsets[2]);
assertTrue(offsets[3] < 0);
// check there is one axis (this one is a dem, just one band)
assertEquals(1, dom.getElementsByTagName("wcs:AxisDescription").getLength());
// make sure we got the 3 bands
assertEquals(1, dom.getElementsByTagName("wcs:interval").getLength());
}
public void testWorkspaceQualified() throws Exception {
String request = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n" + //
"<wcs:DescribeCoverage service=\"WCS\" " + //
"xmlns:ows=\"http://www.opengis.net/ows/1.1\"\r\n" + //
" xmlns:wcs=\"http://www.opengis.net/wcs\"\r\n" + //
" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" \r\n" + //
" version=\"1.0.0\" >\r\n" + //
" <wcs:Coverage>" + TASMANIA_DEM.getLocalPart() + "</wcs:Coverage>\r\n" + //
"</wcs:DescribeCoverage>";
Document dom = postAsDOM("cdf/wcs", request);
assertEquals("ServiceExceptionReport", dom.getDocumentElement().getNodeName());
dom = postAsDOM("wcs", request);
assertEquals("wcs:CoverageDescription", dom.getDocumentElement().getNodeName());
}
public void testLayerQualified() throws Exception {
String request = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n" + //
"<wcs:DescribeCoverage service=\"WCS\" " + //
"xmlns:ows=\"http://www.opengis.net/ows/1.1\"\r\n" + //
" xmlns:wcs=\"http://www.opengis.net/wcs\"\r\n" + //
" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" \r\n" + //
" version=\"1.0.0\" >\r\n" + //
" <wcs:Coverage>" + TASMANIA_DEM.getLocalPart() + "</wcs:Coverage>\r\n" + //
"</wcs:DescribeCoverage>";
Document dom = postAsDOM("wcs/World/wcs", request);
assertEquals("ServiceExceptionReport", dom.getDocumentElement().getNodeName());
dom = postAsDOM("wcs/DEM/wcs", request);
assertEquals("wcs:CoverageDescription", dom.getDocumentElement().getNodeName());
}
public void testTimeCoverageList() throws Exception {
setupRasterDimension(ResourceInfo.TIME, DimensionPresentation.LIST, null);
Document dom = getAsDOM(BASEPATH
+ "?request=DescribeCoverage&service=WCS&version=1.0.0&coverage="
+ getLayerId(WATTEMP));
// print(dom);
checkValidationErrors(dom, WCS10_DESCRIBECOVERAGE_SCHEMA);
// check the envelopes
assertXpathEvaluatesTo("2008-10-31T00:00:00.000Z", "//wcs:lonLatEnvelope/gml:timePosition[1]", dom);
assertXpathEvaluatesTo("2008-11-01T00:00:00.000Z", "//wcs:lonLatEnvelope/gml:timePosition[2]", dom);
assertXpathEvaluatesTo("2008-10-31T00:00:00.000Z", "//gml:EnvelopeWithTimePeriod/gml:timePosition[1]", dom);
assertXpathEvaluatesTo("2008-11-01T00:00:00.000Z", "//gml:EnvelopeWithTimePeriod/gml:timePosition[2]", dom);
// check the temporal domain
assertXpathEvaluatesTo("2008-10-31T00:00:00.000Z", "//wcs:temporalDomain/gml:timePosition[1]", dom);
assertXpathEvaluatesTo("2008-11-01T00:00:00.000Z", "//wcs:temporalDomain/gml:timePosition[2]", dom);
}
public void testTimeCoverageContinousInterval() throws Exception {
setupRasterDimension(ResourceInfo.TIME, DimensionPresentation.CONTINUOUS_INTERVAL, null);
Document dom = getAsDOM(BASEPATH
+ "?request=DescribeCoverage&service=WCS&version=1.0.0&coverage="
+ getLayerId(WATTEMP));
print(dom);
checkValidationErrors(dom, WCS10_DESCRIBECOVERAGE_SCHEMA);
// check the envelopes
assertXpathEvaluatesTo("2008-10-31T00:00:00.000Z", "//wcs:lonLatEnvelope/gml:timePosition[1]", dom);
assertXpathEvaluatesTo("2008-11-01T00:00:00.000Z", "//wcs:lonLatEnvelope/gml:timePosition[2]", dom);
assertXpathEvaluatesTo("2008-10-31T00:00:00.000Z", "//gml:EnvelopeWithTimePeriod/gml:timePosition[1]", dom);
assertXpathEvaluatesTo("2008-11-01T00:00:00.000Z", "//gml:EnvelopeWithTimePeriod/gml:timePosition[2]", dom);
// check the temporal domain
assertXpathEvaluatesTo("2008-10-31T00:00:00.000Z", "//wcs:temporalDomain/wcs:timePeriod/wcs:beginPosition", dom);
assertXpathEvaluatesTo("2008-11-01T00:00:00.000Z", "//wcs:temporalDomain/wcs:timePeriod/wcs:endPosition", dom);
}
public void testTimeCoverageDiscreteInterval() throws Exception {
setupRasterDimension(ResourceInfo.TIME, DimensionPresentation.DISCRETE_INTERVAL, new Double(1000 * 60 * 60));
Document dom = getAsDOM(BASEPATH
+ "?request=DescribeCoverage&service=WCS&version=1.0.0&coverage="
+ getLayerId(WATTEMP));
// print(dom);
checkValidationErrors(dom, WCS10_DESCRIBECOVERAGE_SCHEMA);
// check the envelopes
assertXpathEvaluatesTo("2008-10-31T00:00:00.000Z", "//wcs:lonLatEnvelope/gml:timePosition[1]", dom);
assertXpathEvaluatesTo("2008-11-01T00:00:00.000Z", "//wcs:lonLatEnvelope/gml:timePosition[2]", dom);
assertXpathEvaluatesTo("2008-10-31T00:00:00.000Z", "//gml:EnvelopeWithTimePeriod/gml:timePosition[1]", dom);
assertXpathEvaluatesTo("2008-11-01T00:00:00.000Z", "//gml:EnvelopeWithTimePeriod/gml:timePosition[2]", dom);
// check the temporal domain
assertXpathEvaluatesTo("2008-10-31T00:00:00.000Z", "//wcs:temporalDomain/wcs:timePeriod/wcs:beginPosition", dom);
assertXpathEvaluatesTo("2008-11-01T00:00:00.000Z", "//wcs:temporalDomain/wcs:timePeriod/wcs:endPosition", dom);
assertXpathEvaluatesTo("PT1H", "//wcs:temporalDomain/wcs:timePeriod/wcs:timeResolution", dom);
}
public void testElevationList() throws Exception {
setupRasterDimension(ResourceInfo.ELEVATION, DimensionPresentation.LIST, null);
Document dom = getAsDOM(BASEPATH
+ "?request=DescribeCoverage&service=WCS&version=1.0.0&coverage="
+ getLayerId(WATTEMP));
print(dom);
checkValidationErrors(dom, WCS10_DESCRIBECOVERAGE_SCHEMA);
// check the elevation list (it's the only way we can present it)
assertXpathEvaluatesTo("0.0", "//wcs:AxisDescription[wcs:name = 'ELEVATION']/wcs:values/wcs:singleValue[1]", dom);
assertXpathEvaluatesTo("100.0", "//wcs:AxisDescription[wcs:name = 'ELEVATION']/wcs:values/wcs:singleValue[2]", dom);
assertXpathEvaluatesTo("0.0", "//wcs:AxisDescription[wcs:name = 'ELEVATION']/wcs:values/wcs:default", dom);
}
}