Files
openlayers/test/spec/ol/geom/linearring.test.js
2013-01-21 12:59:04 -07:00

50 lines
1.2 KiB
JavaScript

describe('ol.geom.LinearRing', function() {
describe('constructor', function() {
it('creates a ring from an array', function() {
var ring = new ol.geom.LinearRing([[10, 20], [30, 40]]);
expect(ring).toBeA(ol.geom.LinearRing);
});
it('throws when given mismatched dimension', function() {
expect(function() {
var ring = new ol.geom.LinearRing([[10, 20], [30, 40, 50]]);
}).toThrow();
});
});
describe('#coordinates', function() {
it('is a Float64Array', function() {
var ring = new ol.geom.LinearRing([[10, 20], [30, 40]]);
expect(ring.coordinates).toBeA(Float64Array);
expect(ring.coordinates.length).toBe(4);
expect(ring.coordinates[0]).toBe(10);
expect(ring.coordinates[1]).toBe(20);
expect(ring.coordinates[2]).toBe(30);
expect(ring.coordinates[3]).toBe(40);
});
});
describe('#dimension', function() {
it('can be 2', function() {
var ring = new ol.geom.LinearRing([[10, 20], [30, 40]]);
expect(ring.dimension).toBe(2);
});
it('can be 3', function() {
var ring = new ol.geom.LinearRing([[10, 20, 30], [40, 50, 60]]);
expect(ring.dimension).toBe(3);
});
});
});