Function init

test/jasmine/tests/scattergl_select_test.js:557–561

()

    describe('select+doubleclick+pan scenarios:', function() {
        function init() {
            var scene = grabScene();
            spyOn(scene.scatter2d, 'update').and.callThrough();
            spyOn(scene.scatter2d, 'draw').and.callThrough();
        }

        function _assert(msg, exp) {
            var scene = grabScene();