/*
* Copyright 2013 Filippo De Luca - me@filippodeluca.com
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.github.filosganga.geogson.jts;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.instanceOf;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.not;
import org.junit.Before;
import org.junit.Test;
import com.github.filosganga.geogson.gson.GeometryAdapterFactory;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.vividsolutions.jts.geom.Coordinate;
import com.vividsolutions.jts.geom.Geometry;
import com.vividsolutions.jts.geom.GeometryCollection;
import com.vividsolutions.jts.geom.GeometryFactory;
import com.vividsolutions.jts.geom.LineString;
import com.vividsolutions.jts.geom.LinearRing;
import com.vividsolutions.jts.geom.MultiLineString;
import com.vividsolutions.jts.geom.MultiPoint;
import com.vividsolutions.jts.geom.MultiPolygon;
import com.vividsolutions.jts.geom.Point;
import com.vividsolutions.jts.geom.Polygon;
import com.vividsolutions.jts.geom.PrecisionModel;
import com.vividsolutions.jts.geom.impl.CoordinateArraySequence;
public class JtsAdapterFactoryTest {
private static final GeometryFactory gf = new GeometryFactory(new PrecisionModel(PrecisionModel.FLOATING), 4326);
private Gson toTest;
@Before
public void initToTest() {
// use the defined static GeometryFactory (so the conversion will work)
toTest = new GsonBuilder()
.registerTypeAdapterFactory(new GeometryAdapterFactory())
.registerTypeAdapterFactory(new JtsAdapterFactory(gf))
.create();
}
/**
* helper method for assertion: the {@link Geometry geometry itself} as well
* as the {@link PrecisionModel} and SRID must be equal!
* @param parsed
* the parsed data using Gson
* @param source
* original data ({@link JTS Geometry})
*/
private void assertGeometryEquals(Geometry parsed, Geometry source) {
assertThat(parsed, equalTo(source));
if (parsed != null && source != null) {
assertThat(parsed.getPrecisionModel(), equalTo(source.getPrecisionModel()));
assertThat(parsed.getSRID(), equalTo(source.getSRID()));
}
}
@Test
public void shouldHandlePoint() {
Point source = gf.createPoint(new Coordinate(56.7, 83.6));
Point parsed = toTest.fromJson(toTest.toJson(source), Point.class);
assertGeometryEquals(parsed, source);
}
@Test
public void shouldHandleMultiPoint() {
MultiPoint source = gf.createMultiPoint(new Coordinate[]{new Coordinate(56.7, 83.6), new Coordinate(43.9, 5.8)});
MultiPoint parsed = toTest.fromJson(toTest.toJson(source), MultiPoint.class);
assertGeometryEquals(parsed, source);
}
@Test
public void shouldHandleLineString() {
LineString source = gf.createLineString(new Coordinate[]{new Coordinate(56.7, 83.6), new Coordinate(43.9, 5.8)});
LineString parsed = toTest.fromJson(toTest.toJson(source), LineString.class);
assertGeometryEquals(parsed, source);
}
@Test
public void shouldHandleMultiLineString() {
MultiLineString source = gf.createMultiLineString(new LineString[]{
gf.createLineString(new Coordinate[]{new Coordinate(26.2, 43.678901), new Coordinate(23.9, 25.8)}),
gf.createLineString(new Coordinate[]{new Coordinate(36.7, 53.654321), new Coordinate(33.9, 23.8)})
});
MultiLineString parsed = this.toTest.fromJson(this.toTest.toJson(source), MultiLineString.class);
assertGeometryEquals(parsed, source);
}
@Test
public void shouldHandleMultiLineStringWithSingleLineString() {
MultiLineString source = gf.createMultiLineString(new LineString[]{
gf.createLineString(new Coordinate[]{new Coordinate(26.2, 43.678901), new Coordinate(23.9, 25.8)})
});
MultiLineString parsed = this.toTest.fromJson(this.toTest.toJson(source), MultiLineString.class);
assertGeometryEquals(parsed, source);
}
@Test
public void shouldHandleLinearRing() {
LinearRing source = gf.createLinearRing(new Coordinate[]{new Coordinate(56.7, 83.6), new Coordinate(43.9, 5.8), new Coordinate(43.9, 10), new Coordinate(56.7, 83.6)});
LinearRing parsed = toTest.fromJson(toTest.toJson(source), LinearRing.class);
assertGeometryEquals(parsed, source);
}
@Test
public void shouldHandlePolygon() {
Polygon source = gf.createPolygon(
gf.createLinearRing(new Coordinate[]{new Coordinate(56.7, 83.6), new Coordinate(43.9, 5.8), new Coordinate(43.9, 10), new Coordinate(56.7, 83.6)}),
new LinearRing[]{
gf.createLinearRing(new Coordinate[]{new Coordinate(46.7, 73.6), new Coordinate(33.9, 5.8), new Coordinate(33.9, 9), new Coordinate(46.7, 73.6)})
}
);
Polygon parsed = toTest.fromJson(toTest.toJson(source), Polygon.class);
assertGeometryEquals(parsed, source);
}
@Test
public void shouldHandleMultiPolygon() {
MultiPolygon source = gf.createMultiPolygon(new Polygon[]{
gf.createPolygon(
gf.createLinearRing(new Coordinate[]{new Coordinate(56.7, 83.6), new Coordinate(43.9, 5.8), new Coordinate(43.9, 10), new Coordinate(56.7, 83.6)}),
new LinearRing[]{
gf.createLinearRing(new Coordinate[]{new Coordinate(46.7, 73.6), new Coordinate(33.9, 5.8), new Coordinate(33.9, 9), new Coordinate(46.7, 73.6)})
}
),
gf.createPolygon(
gf.createLinearRing(new Coordinate[]{new Coordinate(56.7, 83.6), new Coordinate(43.9, 5.8), new Coordinate(43.9, 10), new Coordinate(56.7, 83.6)}),
new LinearRing[]{
gf.createLinearRing(new Coordinate[]{new Coordinate(46.7, 73.6), new Coordinate(33.9, 5.8), new Coordinate(33.9, 9), new Coordinate(46.7, 73.6)})
}
)
});
MultiPolygon parsed = toTest.fromJson(toTest.toJson(source), MultiPolygon.class);
assertGeometryEquals(parsed, source);
}
@Test
public void shouldReadMultiPolygon() {
String json = "{\"coordinates\": [\n" +
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" \"type\": \"multipolygon\"}";
Geometry geometry = toTest.fromJson(json, Geometry.class);
assertThat(geometry, is(instanceOf(MultiPolygon.class)));
// now really check the result
String parsedJson = this.toTest.toJson(geometry, Geometry.class);
// as we can't compare the input JSON string due to blanks and ordering, so compare it with the generated string
String expectedJson = "{\"type\":\"MultiPolygon\",\"coordinates\":[[[[1.275274,52.065723],[1.278033,52.055747],[1.288243,52.054784],[1.28686,52.060539],[1.282106,52.064237],[1.275274,52.065723]]],[[[-0.50156,51.63172],[-0.4990270341569025,51.61637765176749],[-0.504265,51.614442],[-0.504288,51.606141],[-0.4985,51.600635],[-0.499182,51.595587],[-0.506648,51.597257],[-0.516513,51.603808],[-0.521724,51.602961],[-0.52087,51.592767],[-0.529772,51.587385],[-0.532807,51.578688],[-0.528496,51.575861],[-0.531857,51.565421],[-0.526126,51.557201],[-0.512361,51.553699],[-0.502468,51.555323],[-0.493115289193991,51.543350136770684],[-0.4942131712846886,51.542172173868664],[-0.499145,51.540898],[-0.498872,51.535695],[-0.4958056819617701,51.533927207797035],[-0.49174,51.49888],[-0.51221,51.46822],[-0.4529413248920495,51.45346223189963],[-0.454825,51.451894],[-0.461279,51.44864],[-0.458464,51.439559],[-0.454115,51.438454],[-0.446258,51.441105],[-0.438085,51.43797],[-0.43837,51.4346],[-0.437968,51.433244],[-0.423386,51.430199],[-0.420431,51.4316],[-0.409579,51.429704],[-0.407916,51.422635],[-0.393332600954472,51.42202402517712],[-0.393377,51.421977],[-0.3897641741441074,51.419871910398],[-0.39065,51.40973],[-0.3823211800901068,51.41036476652082],[-0.382317,51.410359],[-0.37759,51.410141],[-0.375435,51.408624],[-0.365355,51.411179],[-0.3588428101734087,51.41043641955785],[-0.32695,51.39136],[-0.3221709329815611,51.392431497168815],[-0.322103,51.392316],[-0.322108,51.376705],[-0.323606,51.372724],[-0.330636,51.371835],[-0.325032,51.364829],[-0.320741,51.366392],[-0.318946,51.358694],[-0.325497,51.355451],[-0.325502,51.350044],[-0.331828,51.347643],[-0.329534,51.342706],[-0.336482,51.333201],[-0.308857,51.330243],[-0.301436,51.342928],[-0.301075,51.349334],[-0.286997,51.35202],[-0.288672,51.36216],[-0.286248,51.363427],[-0.281392,51.371595],[-0.278302,51.372131],[-0.2745,51.376525],[-0.2671868916617864,51.37978215855149],[-0.274472,51.376519],[-0.278273,51.372124],[-0.269451,51.371738],[-0.266678,51.369006],[-0.263261,51.369347],[-0.263152,51.370041],[-0.25942,51.369713],[-0.252875,51.371096],[-0.249526,51.369696],[-0.249513,51.368347],[-0.242954,51.368012],[-0.242254,51.36765],[-0.239839,51.36833],[-0.238522,51.368012],[-0.235857,51.366267],[-0.23221,51.365888],[-0.232334,51.367602],[-0.230887547333058,51.36890679253446],[-0.232329,51.367585],[-0.230967,51.351199],[-0.236357,51.34717],[-0.23154,51.345025],[-0.227589,51.337204],[-0.218252,51.339315],[-0.211609,51.333359],[-0.207277,51.335644],[-0.198421,51.335767],[-0.194765,51.332157],[-0.187931,51.331675],[-0.185858,51.336754],[-0.18759,51.338499],[-0.187221,51.340835],[-0.185753,51.343901],[-0.182883,51.343966],[-0.182716,51.347132],[-0.179044,51.348095],[-0.177141,51.34941],[-0.178977,51.350827],[-0.173436,51.357258],[-0.177641,51.35872],[-0.175939,51.359823],[-0.177174,51.361906],[-0.1722,51.364911],[-0.174237,51.366185],[-0.174604,51.369269],[-0.171799,51.369276],[-0.171751,51.371048],[-0.175891,51.372738],[-0.1760172949950749,51.37379045829229],[-0.175968,51.373787],[-0.17577,51.372742],[-0.171543,51.371014],[-0.171542,51.369129],[-0.174454,51.369129],[-0.174141,51.366274],[-0.171905,51.364877],[-0.176947,51.361988],[-0.175699,51.359778],[-0.17653,51.359228],[-0.174711,51.358187],[-0.170344,51.357213],[-0.166289,51.357248],[-0.156828,51.359037],[-0.155944,51.360109],[-0.158127,51.362964],[-0.155137,51.366277],[-0.158517,51.367804],[-0.1578414599486653,51.36849438708543],[-0.158432,51.367814],[-0.154934,51.366386],[-0.157947,51.362923],[-0.155776,51.360212],[-0.157102,51.358477],[-0.155895,51.355919],[-0.159269,51.352682],[-0.155893,51.351479],[-0.155771,51.347187],[-0.159627,51.344397],[-0.157337,51.343949],[-0.154563,51.341012],[-0.1502328485970031,51.34049106452354],[-0.15027,51.340466],[-0.151599,51.338465],[-0.148762,51.33675],[-0.148719,51.335333],[-0.151571,51.332621],[-0.146385,51.328585],[-0.138752,51.33161],[-0.139064,51.32949],[-0.136098,51.329169],[-0.130445,51.326402],[-0.127064,51.32644],[-0.128422,51.323295],[-0.130364,51.322297],[-0.130065,51.321392],[-0.125544,51.319866],[-0.120969,51.317759],[-0.119589,51.313702],[-0.104134,51.305475],[-0.10415,51.302739],[-0.099341,51.302367],[-0.100404,51.300318],[-0.100319,51.299229],[-0.095595,51.298559],[-0.094147,51.299276],[-0.094233,51.300263],[-0.091424,51.301329],[-0.091935,51.304341],[-0.092786,51.305082],[-0.090999,51.306547],[-0.090375,51.308681],[-0.091482,51.310946],[-0.090375,51.312278],[-0.090163,51.315068],[-0.087992,51.315764],[-0.083649,51.315365],[-0.081137,51.315601],[-0.080626,51.31571],[-0.076941,51.317414],[-0.0778757333312104,51.319884010382154],[-0.077862,51.31987],[-0.070761,51.320173],[-0.067337,51.317911],[-0.065715,51.31952],[-0.063588,51.319097],[-0.061004,51.321649],[-0.052166,51.32365],[-0.052284,51.326625],[-0.042902,51.33223],[-0.029187,51.333271],[-0.018947,51.326177],[-0.005808,51.330282],[0.003422,51.330144],[0.006873,51.338068],[-0.00479,51.357455],[-0.011135,51.359538],[-0.01515,51.365037],[-0.024403,51.367155],[-0.024679,51.371711],[-0.026452,51.376991],[-0.0275974191631737,51.377693824280804],[-0.024325,51.38339],[-0.022065,51.382462],[1.44E-4,51.390746],[-0.006897,51.398786],[-0.011807,51.398694],[-0.011721,51.400868],[-0.008596,51.401327],[-0.009547,51.404518],[-0.0095417563059286,51.40451977545228],[-0.008495,51.401281],[-0.011606,51.400879],[-0.01172,51.398722],[-0.006854,51.398867],[0.002332,51.388519],[0.005556,51.385984],[-0.002044,51.378234],[-0.002044,51.376292],[0.003799,51.375565],[0.003425,51.370201],[0.017568,51.367193],[0.017508,51.361451],[-0.004258,51.357113],[0.007118,51.338202],[0.017584,51.333893],[0.024486,51.333758],[0.033282,51.330208],[0.048969,51.317876],[0.06772,51.323911],[0.070992,51.339219],[0.082703,51.342254],[0.090424,51.341573],[0.093943,51.325701],[0.104552,51.31916],[0.116796,51.329678],[0.117039,51.346073],[0.13236,51.347771],[0.152948,51.345381],[0.166987,51.353997],[0.177795,51.355479],[0.170951,51.367758],[0.149537,51.375357],[0.138885,51.384117],[0.142069,51.389839],[0.136059,51.392334],[0.133607,51.395542],[0.1435245767062683,51.40476480960688],[0.1437,51.404716],[0.152215,51.406152],[0.153206,51.409593],[0.150247,51.416366],[0.151918,51.420849],[0.161057,51.42267],[0.169948,51.423337],[0.169715,51.426309],[0.173545,51.42578],[0.178607,51.427064],[0.178461,51.437628],[0.168616,51.440935],[0.168194,51.451453],[0.164103,51.452307],[0.164458,51.45494],[0.170445,51.455936],[0.171283,51.460319],[0.178971,51.461226],[0.1763615061366737,51.468735543451125],[0.176488,51.468733],[0.178381,51.463279],[0.180988,51.464529],[0.183238,51.462996],[0.186451,51.462392],[0.19084,51.463597],[0.196409,51.461531],[0.206474,51.461866],[0.2099,51.464263],[0.217932,51.4676],[0.228109,51.476602],[0.216757,51.484412],[0.197451,51.483746],[0.1954261543838906,51.48401919239069],[0.1955383743934173,51.4840717969216],[0.19753,51.483814],[0.1980315475411072,51.48524050297018],[0.26589,51.51705],[0.26739,51.53083],[0.33931,51.53968],[0.31619,51.56727],[0.29254,51.56606],[0.26989,51.60895],[0.2293581070573526,51.63052007885391],[0.227666,51.632686],[0.217065,51.634214],[0.2133245727169526,51.63182134450146],[0.2028549410688581,51.630897341983065],[0.199763,51.635947],[0.235383,51.647249],[0.236185,51.656673],[0.224727,51.670272],[0.194931,51.660011],[0.176248,51.685389],[0.159976,51.668761],[0.100895,51.655441],[0.098655,51.644372],[0.1319696449196759,51.62450239064463],[0.07141,51.60892],[0.026141766445725,51.63167710154554],[0.03267,51.63985],[0.0244329555296222,51.64137721641118],[0.024989,51.643801],[0.02498522370635,51.6438046198164],[0.024986,51.643808],[-0.006359,51.673854],[-0.0070725793835463,51.672328357939044],[-0.0191248752221899,51.64657497102001],[-0.006475,51.673935],[-0.020991,51.677278],[-0.026397,51.680451],[-0.051634,51.680334],[-0.103018,51.691399],[-0.115973,51.696962],[-0.129616,51.693655],[-0.128936,51.688975],[-0.149596,51.688032],[-0.154633,51.682103],[-0.175842,51.677818],[-0.186051,51.683871],[-0.220133,51.684718],[-0.237503,51.681446],[-0.237575,51.673244],[-0.241154,51.657004],[-0.247012,51.650482],[-0.250749,51.643006],[-0.257895,51.642022],[-0.25799,51.638407],[-0.252562,51.641005],[-0.248826,51.635418],[-0.196281,51.640574],[-0.1960909948871499,51.64055410034207],[-0.248897,51.635326],[-0.252633,51.640807],[-0.2526388472589888,51.64080430793425],[-0.25264,51.640806],[-0.2579628761320803,51.63835382118516],[-0.2692251160239989,51.63728041298178],[-0.271143,51.637098],[-0.2711428833247263,51.63709778150222],[-0.286317,51.636244],[-0.299501,51.631691],[-0.29996,51.624413],[-0.293839,51.624483],[-0.292836,51.623658],[-0.293627,51.62082],[-0.290411,51.617827],[-0.303852,51.611396],[-0.301102,51.60679],[-0.294612,51.605368],[-0.29046,51.596187],[-0.2882316462873282,51.59495924589054],[-0.29188,51.5939],[-0.287825094747445,51.59034872947627],[-0.288702,51.590357],[-0.294155,51.595129],[-0.304888,51.595513],[-0.308296,51.592729],[-0.30999,51.595146],[-0.31282,51.594564],[-0.315851,51.599989],[-0.317229,51.600599],[-0.325548,51.601041],[-0.325039,51.602682],[-0.329092,51.605064],[-0.329921,51.609751],[-0.332787,51.613966],[-0.347047,51.621018],[-0.345879,51.625338],[-0.3602,51.628401],[-0.366659,51.625355],[-0.3666514995368937,51.62534541762804],[-0.370408,51.623739],[-0.37258,51.620407],[-0.384741,51.612727],[-0.393241,51.612098],[-0.401533,51.614036],[-0.4027541814392182,51.613698121270986],[-0.4027816517991118,51.61375892723019],[-0.401375,51.61411],[-0.402113,51.61578],[-0.401364,51.621063],[-0.403032,51.623139],[-0.41371,51.626255],[-0.41375,51.632245],[-0.418657,51.63239],[-0.422558,51.636371],[-0.434413,51.633459],[-0.434315,51.632245],[-0.442176,51.632552],[-0.444719,51.627702],[-0.440463,51.623022],[-0.4424611888882493,51.62190115987556],[-0.44603,51.62257],[-0.50156,51.63172]]],[[[0.024313,51.333504],[0.017138,51.333741],[0.009876,51.328545],[0.016098,51.317667],[0.008837,51.303564],[0.01829,51.299801],[0.055085,51.300871],[0.049069,51.317614],[0.033196,51.330038],[0.024313,51.333504]]]]}"; //$NON-NLS-1$
assertThat(parsedJson, equalTo(expectedJson));
}
@Test
public void shouldHandleMultiPolygonWithSinglePolygonWithoutHoles() {
MultiPolygon source = gf.createMultiPolygon(new Polygon[]{
gf.createPolygon(gf.createLinearRing(new Coordinate[]{new Coordinate(56.7, 83.6), new Coordinate(43.9, 5.8), new Coordinate(43.9, 10), new Coordinate(56.7, 83.6)}))
});
MultiPolygon parsed = this.toTest.fromJson(this.toTest.toJson(source), MultiPolygon.class);
assertThat(parsed, equalTo(source));
}
@Test
public void shouldHandleMultiPolygonWithPolygonsWithoutHoles() {
MultiPolygon source = gf.createMultiPolygon(new Polygon[]{
gf.createPolygon(gf.createLinearRing(new Coordinate[]{new Coordinate(56.7, 83.6), new Coordinate(43.9, 5.8), new Coordinate(43.9, 10), new Coordinate(56.7, 83.6)})),
gf.createPolygon(gf.createLinearRing(new Coordinate[]{new Coordinate(66.7, 83.6), new Coordinate(43.9, 5.8), new Coordinate(43.9, 10), new Coordinate(66.7, 83.6)}))
});
MultiPolygon parsed = this.toTest.fromJson(this.toTest.toJson(source), MultiPolygon.class);
assertThat(parsed, equalTo(source));
}
@Test
public void shouldHandleMultiPolygonWithSinglePolygonWithHoles() {
MultiPolygon source = gf.createMultiPolygon(new Polygon[]{
gf.createPolygon(
gf.createLinearRing(new Coordinate[]{new Coordinate(56.7, 83.6), new Coordinate(43.9, 5.8), new Coordinate(43.9, 10), new Coordinate(56.7, 83.6)}),
new LinearRing[]{
gf.createLinearRing(new Coordinate[]{new Coordinate(46.7, 73.6), new Coordinate(33.9, 5.8), new Coordinate(33.9, 9), new Coordinate(46.7, 73.6)}),
gf.createLinearRing(new Coordinate[]{new Coordinate(44.7, 70.6), new Coordinate(33.9, 5.8), new Coordinate(33.9, 9), new Coordinate(44.7, 70.6)})
}
)
});
MultiPolygon parsed = this.toTest.fromJson(this.toTest.toJson(source), MultiPolygon.class);
assertThat(parsed, equalTo(source));
}
@Test
public void shouldHandlePolygonWithoutHoles() {
Polygon source = gf.createPolygon(
gf.createLinearRing(new Coordinate[]{new Coordinate(56.7, 83.6), new Coordinate(43.9, 5.8), new Coordinate(43.9, 10), new Coordinate(56.7, 83.6)})
);
Polygon parsed = this.toTest.fromJson(this.toTest.toJson(source), Polygon.class);
assertThat(parsed, equalTo(source));
}
@Test
public void shouldHandlePointEmpty() {
Point source = gf.createPoint((Coordinate) null);
Point parsed = toTest.fromJson(toTest.toJson(source), Point.class);
assertThat(true, is(source.isEmpty()));
assertGeometryEquals(parsed, null);
}
@Test
public void shouldHandleMultiPolygonEmpty() {
MultiPolygon source = gf.createMultiPolygon(null);
MultiPolygon parsed = toTest.fromJson(toTest.toJson(source), MultiPolygon.class);
assertThat(true, is(source.isEmpty()));
assertGeometryEquals(parsed, null);
}
@Test
public void shouldHandlePointNull() {
Point source = null;
Point parsed = toTest.fromJson(toTest.toJson(source), Point.class);
assertGeometryEquals(parsed, source);
}
@Test
public void shouldHandleMultiPolygonNull() {
MultiPolygon source = null;
MultiPolygon parsed = toTest.fromJson(toTest.toJson(source), MultiPolygon.class);
assertGeometryEquals(parsed, source);
}
@Test
public void shouldHandlePoint32633() {
// Center of Vienna, Austria in UTM 33, precision in centimeter
Point source = new GeometryFactory(new PrecisionModel(100), 32633).createPoint(new Coordinate(602010, 5340367));
Point parsed = toTest.fromJson(toTest.toJson(source), Point.class);
// this works with any GeometryFactory
assertThat(parsed, equalTo(source));
// should match the defined static GeometryFactory
assertThat(parsed.getPrecisionModel(), equalTo(new PrecisionModel(PrecisionModel.FLOATING)));
assertThat(parsed.getSRID(), equalTo(4326));
// should not match with given source (as GeometryFactory of source and toTest differ!)
assertThat(parsed.getPrecisionModel(), is(not(equalTo(source.getPrecisionModel()))));
assertThat(parsed.getSRID(), is(not(equalTo(source.getSRID()))));
}
@Test
public void shouldHandlePointWithDefaultConstructor() {
Point source = new GeometryFactory().createPoint(new Coordinate(10, 20));
Gson toTest = new GsonBuilder()
.registerTypeAdapterFactory(new GeometryAdapterFactory())
.registerTypeAdapterFactory(new JtsAdapterFactory()).create();
Point parsed = toTest.fromJson(toTest.toJson(source), Point.class);
assertGeometryEquals(parsed, source);
}
@Test
public void shouldHandleGeometryCollection() {
// somewhere in the east of Austria in MGI / Austria GK M34, precision in millimeter
GeometryFactory gf = new GeometryFactory(new PrecisionModel(1000), 31259);
GeometryCollection source = gf.createGeometryCollection(new Geometry[] {
gf.createPoint(new Coordinate(763220, 300880)),
gf.createMultiPoint(new Coordinate[] {
new Coordinate(763225.1234, 300885.9876),
new Coordinate(763230.2345, 300890.0123) }),
gf.createLineString(new Coordinate[] { new Coordinate(763390, 300390),
new Coordinate(763310, 300310) }),
new MultiLineString(
new LineString[] {
gf.createLineString(new Coordinate[] {
new Coordinate(763410, 300410),
new Coordinate(763450, 300400) }),
new LineString(new CoordinateArraySequence(new Coordinate[] {
new Coordinate(763360, 300360),
new Coordinate(763370, 300370),
new Coordinate(763380, 300375) }), gf) }, gf),
new MultiLineString(
new LineString[] {
gf.createLineString(new Coordinate[] {
new Coordinate(763410, 300410),
new Coordinate(763450, 300400) }) }, gf),
gf.createPolygon(new LinearRing(
new CoordinateArraySequence(new Coordinate[] {
new Coordinate(763000, 300000), new Coordinate(763050, 300000),
new Coordinate(763050, 300050), new Coordinate(763000, 300050),
new Coordinate(763000, 300000) }), gf),
new LinearRing[] { new LinearRing(new CoordinateArraySequence(
new Coordinate[] { new Coordinate(763010, 300010),
new Coordinate(763020, 300010),
new Coordinate(763020, 300020),
new Coordinate(763010, 300020),
new Coordinate(763010, 300010) }), gf) }),
gf.createMultiPolygon(new Polygon[] { new Polygon(new LinearRing(
new CoordinateArraySequence(new Coordinate[] {
new Coordinate(763000, 300000), new Coordinate(763050, 300000),
new Coordinate(763050, 300050), new Coordinate(763000, 300050),
new Coordinate(763000, 300000) }), gf),
new LinearRing[] { new LinearRing(new CoordinateArraySequence(
new Coordinate[] { new Coordinate(763010, 300010),
new Coordinate(763020, 300010),
new Coordinate(763020, 300020),
new Coordinate(763010, 300020),
new Coordinate(763010, 300010) }), gf) }, gf) }),
gf.createGeometryCollection(new Polygon[] { new Polygon(new LinearRing(
new CoordinateArraySequence(new Coordinate[] {
new Coordinate(763700, 300000), new Coordinate(763750, 300000),
new Coordinate(763750, 300050), new Coordinate(763700, 300050),
new Coordinate(763700, 300000) }), gf),
new LinearRing[] { new LinearRing(new CoordinateArraySequence(
new Coordinate[] { new Coordinate(763710, 300010),
new Coordinate(763720, 300010),
new Coordinate(763720, 300020),
new Coordinate(763710, 300020),
new Coordinate(763710, 300010) }), gf) }, gf) }) });
GeometryCollection parsed = this.toTest.fromJson(this.toTest.toJson(source), GeometryCollection.class);
// this works with any GeometryFactory
assertThat(parsed, equalTo(source));
// should match the defined static GeometryFactory
assertThat(parsed.getPrecisionModel(), equalTo(new PrecisionModel(PrecisionModel.FLOATING)));
assertThat(parsed.getSRID(), equalTo(4326));
// should not match with given source (as GeometryFactory of source and toTest differ!)
assertThat(parsed.getPrecisionModel(), is(not(equalTo(source.getPrecisionModel()))));
assertThat(parsed.getSRID(), is(not(equalTo(source.getSRID()))));
}
}