Files
openlayers/test/spec/ol/geom/linestring.test.js
2013-11-20 11:41:57 +01:00

157 lines
4.1 KiB
JavaScript

goog.provide('ol.test.geom.LineString');
describe('ol.geom.LineString', function() {
describe('construct empty', function() {
var lineString;
beforeEach(function() {
lineString = new ol.geom.LineString([]);
});
it('defaults to layout XY', function() {
expect(lineString.getLayout()).to.be(ol.geom.Layout.XY);
});
it('has empty coordinates', function() {
expect(lineString.getCoordinates()).to.be.empty();
});
it('has an empty extent', function() {
expect(ol.extent.isEmpty(lineString.getExtent())).to.be(true);
});
it('has empty flat coordinates', function() {
expect(lineString.getFlatCoordinates()).to.be.empty();
});
it('has stride the expected stride', function() {
expect(lineString.getStride()).to.be(2);
});
});
describe('construct with 2D coordinates', function() {
var lineString;
beforeEach(function() {
lineString = new ol.geom.LineString([[1, 2], [3, 4]]);
});
it('has the expected layout', function() {
expect(lineString.getLayout()).to.be(ol.geom.Layout.XY);
});
it('has the expected coordinates', function() {
expect(lineString.getCoordinates()).to.eql([[1, 2], [3, 4]]);
});
it('has the expected extent', function() {
expect(lineString.getExtent()).to.eql([1, 2, 3, 4]);
});
it('has the expected flat coordinates', function() {
expect(lineString.getFlatCoordinates()).to.eql([1, 2, 3, 4]);
});
it('has stride the expected stride', function() {
expect(lineString.getStride()).to.be(2);
});
});
describe('construct with 3D coordinates', function() {
var lineString;
beforeEach(function() {
lineString = new ol.geom.LineString([[1, 2, 3], [4, 5, 6]]);
});
it('has the expected layout', function() {
expect(lineString.getLayout()).to.be(ol.geom.Layout.XYZ);
});
it('has the expected coordinates', function() {
expect(lineString.getCoordinates()).to.eql([[1, 2, 3], [4, 5, 6]]);
});
it('has the expected extent', function() {
expect(lineString.getExtent()).to.eql([1, 2, 4, 5]);
});
it('has the expected flat coordinates', function() {
expect(lineString.getFlatCoordinates()).to.eql([1, 2, 3, 4, 5, 6]);
});
it('has the expected stride', function() {
expect(lineString.getStride()).to.be(3);
});
});
describe('construct with 3D coordinates and layout XYM', function() {
var lineString;
beforeEach(function() {
lineString = new ol.geom.LineString(
[[1, 2, 3], [4, 5, 6]], ol.geom.Layout.XYM);
});
it('has the expected layout', function() {
expect(lineString.getLayout()).to.be(ol.geom.Layout.XYM);
});
it('has the expected coordinates', function() {
expect(lineString.getCoordinates()).to.eql([[1, 2, 3], [4, 5, 6]]);
});
it('has the expected extent', function() {
expect(lineString.getExtent()).to.eql([1, 2, 4, 5]);
});
it('has the expected flat coordinates', function() {
expect(lineString.getFlatCoordinates()).to.eql([1, 2, 3, 4, 5, 6]);
});
it('has the expected stride', function() {
expect(lineString.getStride()).to.be(3);
});
});
describe('construct with 4D coordinates', function() {
var lineString;
beforeEach(function() {
lineString = new ol.geom.LineString([[1, 2, 3, 4], [5, 6, 7, 8]]);
});
it('has the expected layout', function() {
expect(lineString.getLayout()).to.be(ol.geom.Layout.XYZM);
});
it('has the expected coordinates', function() {
expect(lineString.getCoordinates()).to.eql([[1, 2, 3, 4], [5, 6, 7, 8]]);
});
it('has the expected extent', function() {
expect(lineString.getExtent()).to.eql([1, 2, 5, 6]);
});
it('has the expected flat coordinates', function() {
expect(lineString.getFlatCoordinates()).to.eql([1, 2, 3, 4, 5, 6, 7, 8]);
});
it('has the expected stride', function() {
expect(lineString.getStride()).to.be(4);
});
});
});
goog.require('ol.extent');
goog.require('ol.geom.LineString');