Files
openlayers/src/ol/extent_test.js
2012-07-19 10:34:12 +02:00

29 lines
1.1 KiB
JavaScript

goog.require('goog.testing.jsunit');
goog.require('ol.Extent');
goog.require('ol.Projection');
function testClone() {
var extent = new ol.Extent(1, 2, 3, 4);
var clonedExtent = extent.clone();
assertTrue(clonedExtent instanceof ol.Extent);
assertFalse(clonedExtent === extent);
assertEquals(extent.minX, clonedExtent.minX);
assertEquals(extent.minY, clonedExtent.minY);
assertEquals(extent.maxX, clonedExtent.maxX);
assertEquals(extent.maxY, clonedExtent.maxY);
}
function testTransform() {
var transform = ol.Projection.getTransformFromCodes('EPSG:4326', 'EPSG:3857');
var sourceExtent = new ol.Extent(-15, -30, 45, 60);
var destinationExtent = sourceExtent.transform(transform);
assertNotNullNorUndefined(destinationExtent);
// FIXME check values with third-party tool
assertRoughlyEquals(-1669792.3618991037, destinationExtent.minX, 1e-9);
assertRoughlyEquals(-3503549.843504376, destinationExtent.minY, 1e-9);
assertRoughlyEquals(5009377.085697311, destinationExtent.maxX, 1e-9);
assertRoughlyEquals(8399737.889818361, destinationExtent.maxY, 1e-9);
}