DescribeCoverageTest.java

package org.geoserver.wcs2_0.xml;

import static org.custommonkey.xmlunit.XMLAssert.assertXpathEvaluatesTo;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;

import java.io.File;

import org.apache.commons.io.FileUtils;
import org.geoserver.wcs2_0.WCSTestSupport;
import org.geotools.xml.PreventLocalEntityResolver;
import org.junit.Test;
import org.w3c.dom.Document;

public class DescribeCoverageTest extends WCSTestSupport {

    @Test
    public void testEntityExpansion() throws Exception {
        final File xml = new File("./src/test/resources/testDescribeCoverageEntityExpansion.xml");
        final String request = FileUtils.readFileToString(xml);

        Document dom = postAsDOM("wcs", request);
        assertNotNull(dom);
        // print(dom, System.out);

        String text = xpath.evaluate("//ows:ExceptionText", dom);
        assertTrue(text.contains(PreventLocalEntityResolver.ERROR_MESSAGE_BASE));
    }

    @Test
    public void testDescribeCoverageSimple() throws Exception {

        final File xml= new File("./src/test/resources/testDescribeCoverage.xml");
        final String request= FileUtils.readFileToString(xml);                
        
        Document dom = postAsDOM("wcs", request);
        assertNotNull(dom);
        // print(dom, System.out);
        
        // validate
        checkValidationErrors(dom, WCS20_SCHEMA);
        
        // check it is good
        assertXpathEvaluatesTo("wcs__BlueMarble", "//wcs:CoverageDescription//wcs:CoverageId", dom);
        assertXpathEvaluatesTo("3", "count(//wcs:CoverageDescription//gmlcov:rangeType//swe:DataRecord//swe:field)", dom);
        assertXpathEvaluatesTo("image/tiff", "//wcs:CoverageDescriptions//wcs:CoverageDescription[1]//wcs:ServiceParameters//wcs:nativeFormat", dom);
        // enforce pixel center
        assertXpathEvaluatesTo("-43.0020833333312 146.5020833333281", "//wcs:CoverageDescriptions//wcs:CoverageDescription[1]//gml:domainSet//gml:RectifiedGrid//gml:origin//gml:Point//gml:pos", dom);

    }
    
    
    
    @Test
    public void testDescribeCoverageMultiband() throws Exception {
        final File xml= new File("./src/test/resources/testDescribeCoverageMultiBand.xml");
        final String request= FileUtils.readFileToString(xml);  
        
        Document dom = postAsDOM("wcs", request);
        assertNotNull(dom);
        // print(dom, System.out);
        
        checkValidationErrors(dom, WCS20_SCHEMA);

        // check it is good
        assertXpathEvaluatesTo("wcs__multiband", "//wcs:CoverageDescription//wcs:CoverageId", dom);
        assertXpathEvaluatesTo("9", "count(//wcs:CoverageDescription//gmlcov:rangeType//swe:DataRecord//swe:field)", dom);
        assertXpathEvaluatesTo("image/tiff", "//wcs:CoverageDescriptions//wcs:CoverageDescription[1]//wcs:ServiceParameters//wcs:nativeFormat", dom);
    }
}