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Tests for cached proj4js projections.

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This commit is contained in:
Bruno Binet
2013-03-06 01:59:35 +01:00
parent 7d1db48836
commit f1b72a10bc
1 changed files with 16 additions and 0 deletions
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16
test/spec/ol/projection.test.js
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@@ -144,6 +144,22 @@ describe('ol.projection', function() {
expect(point.y).toRoughlyEqual(200146.976, 1);
});
it('caches the new Proj4js projections given their srsCode', function() {
Proj4js.defs['EPSG:21781'] =
'+proj=somerc +lat_0=46.95240555555556 +lon_0=7.439583333333333 ' +
'+k_0=1 +x_0=600000 +y_0=200000 +ellps=bessel ' +
'+towgs84=674.374,15.056,405.346,0,0,0,0 +units=m +no_defs';
var code = 'urn:ogc:def:crs:EPSG:21781';
var srsCode = 'EPSG:21781';
var proj = ol.projection.getFromCode(code);
expect(ol.projection.proj4jsProjections_.hasOwnProperty(code))
.toBeTruthy();
expect(ol.projection.proj4jsProjections_.hasOwnProperty(srsCode))
.toBeTruthy();
var proj2 = ol.projection.getFromCode(srsCode);
expect(proj2).toBe(proj);
});
it('numerically estimates point scale at the equator', function() {
var googleProjection = ol.projection.getFromCode('GOOGLE');
expect(googleProjection.getPointResolution(1, new ol.Coordinate(0, 0))).