Files
openlayers/test/spec/ol/format/osmxml.test.js
2017-12-14 13:08:40 +01:00

141 lines
4.5 KiB
JavaScript

import _ol_Feature_ from '../../../../src/ol/Feature.js';
import _ol_format_OSMXML_ from '../../../../src/ol/format/OSMXML.js';
import _ol_geom_Point_ from '../../../../src/ol/geom/Point.js';
import _ol_geom_LineString_ from '../../../../src/ol/geom/LineString.js';
import {get as getProjection, transform} from '../../../../src/ol/proj.js';
describe('ol.format.OSMXML', function() {
var format;
beforeEach(function() {
format = new _ol_format_OSMXML_();
});
describe('#readProjection', function() {
it('returns the default projection from document', function() {
var projection = format.readProjectionFromDocument();
expect(projection).to.eql(getProjection('EPSG:4326'));
});
it('returns the default projection from node', function() {
var projection = format.readProjectionFromNode();
expect(projection).to.eql(getProjection('EPSG:4326'));
});
});
describe('#readFeatures', function() {
it('can read an empty document', function() {
var text =
'<?xml version="1.0" encoding="UTF-8"?>' +
'<osm version="0.6" generator="my hand">' +
'</osm>';
var fs = format.readFeatures(text);
expect(fs).to.have.length(0);
});
it('can read nodes', function() {
var text =
'<?xml version="1.0" encoding="UTF-8"?>' +
'<osm version="0.6" generator="my hand">' +
' <node id="1" lat="1" lon="2">' +
' <tag k="name" v="1"/>' +
' </node>' +
' <node id="2" lat="3" lon="4">' +
' <tag k="name" v="2"/>' +
' </node>' +
'</osm>';
var fs = format.readFeatures(text);
expect(fs).to.have.length(2);
var f = fs[0];
expect(f).to.be.an(_ol_Feature_);
var g = f.getGeometry();
expect(g).to.be.an(_ol_geom_Point_);
expect(g.getCoordinates()).to.eql([2, 1]);
});
it('can read nodes and ways', function() {
var text =
'<?xml version="1.0" encoding="UTF-8"?>' +
'<osm version="0.6" generator="my hand">' +
' <node id="1" lat="1" lon="2">' +
' <tag k="name" v="1"/>' +
' </node>' +
' <node id="2" lat="3" lon="4">' +
' <tag k="name" v="2"/>' +
' </node>' +
' <way id="3">' +
' <tag k="name" v="3"/>' +
' <nd ref="1" />' +
' <nd ref="2" />' +
' </way>' +
'</osm>';
var fs = format.readFeatures(text);
expect(fs).to.have.length(3);
var point = fs[0];
expect(point).to.be.an(_ol_Feature_);
var g = point.getGeometry();
expect(g).to.be.an(_ol_geom_Point_);
expect(g.getCoordinates()).to.eql([2, 1]);
var line = fs[2];
expect(line).to.be.an(_ol_Feature_);
g = line.getGeometry();
expect(g).to.be.an(_ol_geom_LineString_);
expect(g.getCoordinates()).to.eql([[2, 1], [4, 3]]);
});
it('can read ways before nodes', function() {
var text =
'<?xml version="1.0" encoding="UTF-8"?>' +
'<osm version="0.6" generator="my hand">' +
' <way id="3">' +
' <tag k="name" v="3"/>' +
' <nd ref="1" />' +
' <nd ref="2" />' +
' </way>' +
' <node id="1" lat="1" lon="2">' +
' <tag k="name" v="1"/>' +
' </node>' +
' <node id="2" lat="3" lon="4">' +
' <tag k="name" v="2"/>' +
' </node>' +
'</osm>';
var fs = format.readFeatures(text);
expect(fs).to.have.length(3);
var line = fs[2];
expect(line).to.be.an(_ol_Feature_);
var g = line.getGeometry();
expect(g).to.be.an(_ol_geom_LineString_);
expect(g.getCoordinates()).to.eql([[2, 1], [4, 3]]);
});
it('can transform and read nodes', function() {
var text =
'<?xml version="1.0" encoding="UTF-8"?>' +
'<osm version="0.6" generator="my hand">' +
' <node id="1" lat="1" lon="2">' +
' <tag k="name" v="1"/>' +
' </node>' +
' <node id="2" lat="3" lon="4">' +
' <tag k="name" v="2"/>' +
' </node>' +
'</osm>';
var fs = format.readFeatures(text, {
featureProjection: 'EPSG:3857'
});
expect(fs).to.have.length(2);
var f = fs[0];
expect(f).to.be.an(_ol_Feature_);
var g = f.getGeometry();
expect(g).to.be.an(_ol_geom_Point_);
expect(g.getCoordinates()).to.eql(
transform([2, 1], 'EPSG:4326', 'EPSG:3857'));
});
});
});