openlayers/test/spec/ol/vec/mat4.test.js

Build tools and sources for developing OpenLayers based mapping applications

goog.provide('ol.test.vec.Mat4');

goog.require('ol.vec.Mat4');


describe('ol.vec.Mat4', function() {

  describe('ol.vec.Mat4.create()', function() {
    it('returns the expected matrix', function() {
      expect(ol.vec.Mat4.create()).to.eql(
            [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1]);
    });
  });

  describe('ol.vec.Mat4.fromTransform()', function() {
    it('sets the expected transform on the matrix', function() {
      var transform = [1, 2, 3, 4, 5, 6];
      var result = ol.vec.Mat4.create();
      expect(ol.vec.Mat4.fromTransform(result, transform)).to.eql(
          [1, 2, 0, 0, 3, 4, 0, 0, 0, 0, 1, 0, 5, 6, 0, 1]);
      expect(result).to.eql(
          [1, 2, 0, 0, 3, 4, 0, 0, 0, 0, 1, 0, 5, 6, 0, 1]);
    });
  });

});