Function _hover

test/jasmine/tests/histogram2d_test.js:363–366

(xpx, ypx)

    afterEach(destroyGraphDiv);

    function _hover(xpx, ypx) {
        Lib.clearThrottle();
        mouseEvent('mousemove', xpx, ypx);
    }

    it('should display correct label content with specified format', function(done) {
        Plotly.newPlot(gd, [{