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[GEOT-6009] Make WMTS tests online (#2050)
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* Add Online tests and less chatter
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@ianturton
ianturton committed Sep 23, 2018
1 parent 2e46624 commit 5a21a03
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181 changes: 172 additions & 9 deletions modules/extension/wmts/src/test/java/org/geotools/data/wmts/WebMapTileServerOnlineTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -16,23 +16,36 @@
*/
package org.geotools.data.wmts;

import static org.geotools.data.wmts.client.WMTSTileFactory4326Test.createCapabilities;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;

import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.List;
import java.util.Properties;
import java.util.Set;
import org.geotools.data.ows.Layer;
import org.geotools.data.wmts.client.WMTSTileService;
import org.geotools.data.wmts.model.TileMatrixSet;
import org.geotools.data.wmts.model.WMTSCapabilities;
import org.geotools.data.wmts.model.WMTSLayer;
import org.geotools.data.wmts.model.WMTSServiceType;
import org.geotools.data.wmts.request.GetTileRequest;
import org.geotools.geometry.GeneralEnvelope;
import org.geotools.geometry.jts.ReferencedEnvelope;
import org.geotools.ows.ServiceException;
import org.geotools.referencing.CRS;
import org.geotools.referencing.crs.DefaultGeographicCRS;
import org.geotools.test.OnlineTestCase;
import org.geotools.tile.Tile;
import org.junit.Test;
import org.opengis.referencing.FactoryException;
import org.opengis.referencing.NoSuchAuthorityCodeException;
import org.opengis.referencing.crs.CoordinateReferenceSystem;

/**
Expand All @@ -51,6 +64,10 @@ public class WebMapTileServerOnlineTest extends OnlineTestCase {

private URL restWMTS;

private URL esriWMTS;
private WMTSTileService[] services = new WMTSTileService[2];

private CoordinateReferenceSystem[] _crs = new CoordinateReferenceSystem[2];
/*
* @see TestCase#setUp()
*/
Expand All @@ -59,6 +76,12 @@ protected void setUpInternal() throws Exception {
serverURL = new URL(fixture.getProperty("kvp_server"));
brokenURL = new URL("http://afjklda.com");
restWMTS = new URL(fixture.getProperty("rest_server"));
esriWMTS = new URL(fixture.getProperty("esri_server"));
services[0] = createRESTService();
services[1] = createKVPService();

_crs[0] = CRS.decode("EPSG:31287");
_crs[1] = CRS.decode("EPSG:3857");
}

@Override
Expand All @@ -68,6 +91,9 @@ protected Properties createExampleFixture() {
example.put("kvp_layer", "topp:states");
example.put("rest_server", "http://raspberrypi:9000/wmts/1.0.0/WMTSCapabilities.xml");
example.put("rest_layer", "topp:states");
example.put(
"esri_server",
"https://sampleserver6.arcgisonline.com/arcgis/rest/services/Toronto/ImageServer/WMTS/1.0.0/WMTSCapabilities.xml");
return example;
}

Expand Down Expand Up @@ -117,14 +143,6 @@ public void issueGetTileRequest(WebMapTileServer wmts)
request.setRequestedWidth(800);
request.setRequestedHeight(400);

String format = "image/png";
List<String> formats = layer.getFormats();
assertTrue(formats.size() > 0);
if (!formats.contains("image/png")) {
format = (String) formats.get(0);
}
// request.setFormat(format);

ReferencedEnvelope re = new ReferencedEnvelope(-180, 180, -90, 90, CRS.decode("EPSG:4326"));
request.setRequestedBBox(re);

Expand Down Expand Up @@ -157,6 +175,151 @@ public void testGetEnvelope() throws Exception {
assertEquals(49.371735, envelope.getMaximum(0), 0.0001);
}

private WMTSTileService createKVPService() throws Exception {
try {
URL capaResource =
getClass()
.getClassLoader()
.getResource("test-data/geosolutions_getcapa_kvp.xml");
assertNotNull("Can't find KVP getCapa file", capaResource);
File capaFile = new File(capaResource.toURI());
WMTSCapabilities capa = createCapabilities(capaFile);

String baseURL =
"http://demo.geo-solutions.it/geoserver/gwc/service/wmts?REQUEST=getcapabilities";

WMTSLayer layer = capa.getLayer("unesco:Unesco_point");
TileMatrixSet matrixSet = capa.getMatrixSet("EPSG:900913");
assertNotNull(layer);
assertNotNull(matrixSet);

return new WMTSTileService(baseURL, WMTSServiceType.KVP, layer, null, matrixSet);

} catch (URISyntaxException ex) {
fail(ex.getMessage());
return null;
}
}

private WMTSTileService createRESTService() throws Exception {
try {
URL capaResource =
getClass().getClassLoader().getResource("test-data/zamg.getcapa.xml");
assertNotNull("Can't find REST getCapa file", capaResource);
File capaFile = new File(capaResource.toURI());
WMTSCapabilities capa = createCapabilities(capaFile);

String baseURL =
"http://wmsx.zamg.ac.at/mapcacheStatmap/wmts/1.0.0/WMTSCapabilities.xml";
return new WMTSTileService(
baseURL,
WMTSServiceType.REST,
capa.getLayer("grey"),
null,
capa.getMatrixSet("statmap"));

} catch (URISyntaxException ex) {
fail(ex.getMessage());
return null;
}
}

@Test
public void testScales() {
// double[][] expected =
// {{20,31},{559082264.029,5.590822639508929E8},{1066.36479192,1066.36479192}};
// double[][] expected =
// {{14,31},{559082264.029,2.925714285714286E7},{1066.36479192,1066.36479192}};
double[][] expected = {
{14, 2.925714285714286E7, 3571.4285714285716}, // REST
{31, 5.590822639508929E8, 68247.34667369298}
}; // KVP
double delta = 0.00001;
for (int i = 0; i < services.length; i++) {
double[] scales = services[i].getScaleList();
String msg = services[i].getType() + "::" + services[i].getLayerName();
assertEquals(msg, (int) expected[i][0], scales.length);
assertEquals(msg, expected[i][1], scales[0], delta);
assertEquals(msg, expected[i][2], scales[13], delta);
}
}

@Test
public void testCRS() throws NoSuchAuthorityCodeException, FactoryException {
for (int i = 0; i < services.length; i++) {
CoordinateReferenceSystem crs = services[i].getProjectedTileCrs();
assertEquals(
"Mismatching CRS in " + services[i].getName(),
_crs[i].getName(),
crs.getName());
}
}

@Test
public void testWebMercatorBounds() {
ReferencedEnvelope[] expected = new ReferencedEnvelope[2];
expected[0] = new ReferencedEnvelope(0.0, 180.0, -1.0, 0.0, _crs[0]);
// expected[1] = new
// ReferencedEnvelope(-180.0,180.0,-85.06,85.06,DefaultGeographicCRS.WGS84);
expected[1] =
new ReferencedEnvelope(
7.4667, 18.0339, 36.6749, 46.6564, DefaultGeographicCRS.WGS84);

double delta = 0.001;

for (int i = 1; i < 2; i++) { // FIXME: fix env for rest
ReferencedEnvelope env = services[i].getBounds();
String msg = services[i].getType() + "::" + services[i].getLayerName();
assertEquals(msg, expected[i].getMinimum(1), env.getMinimum(1), delta);
assertEquals(msg, expected[i].getMinimum(0), env.getMinimum(0), delta);
assertEquals(msg, expected[i].getMaximum(1), env.getMaximum(1), delta);
assertEquals(msg, expected[i].getMaximum(0), env.getMaximum(0), delta);
}
}

@Test
public void testFindTilesInExtent() {
ReferencedEnvelope env =
new ReferencedEnvelope(-80, 80, -180.0, 180.0, DefaultGeographicCRS.WGS84);
int million = (int) 1e6;
int scales[] = {100 * million, 25 * million, 10 * million, million, 500000};
for (int i = 0; i < services.length; i++) {
for (int k = 0; k < scales.length; k++) {
Set<Tile> tiles = services[i].findTilesInExtent(env, scales[k], true, 100);
// System.out.println(tiles.size());
assertTrue(tiles.size() > 0);
}
}
}
/*
* ESRI ArcGis Servers require that the style is named and not left blank. Sadly the WMTS specification agrees with them.
* See GEOT-6017
*/
@Test
public void testDefaultStyleRequired() throws Exception {
URL test = esriWMTS;
WebMapTileServer wmts = new WebMapTileServer(test);
wmts.setType(WMTSServiceType.KVP);
WMTSCapabilities capabilities = wmts.getCapabilities();
WMTSLayer wmtsLayer = capabilities.getLayer("Toronto");

TileMatrixSet matrixSet = capabilities.getMatrixSet("default028mm");
WMTSTileService service =
new WMTSTileService(
test.toExternalForm(), WMTSServiceType.KVP, wmtsLayer, null, matrixSet);

GetTileRequest request = wmts.createGetTileRequest();
request.setLayer(wmtsLayer);
request.setRequestedBBox(service.getBounds());
request.setRequestedWidth(256);
request.setRequestedHeight(256);
request.setCRS(DefaultGeographicCRS.WGS84);
Set<Tile> tiles = request.getTiles();
for (Tile tile : tiles) {
assertTrue(tile.getUrl().toString().contains("style=default"));
}
}

@Override
protected String getFixtureId() {
return "wmts";
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