Function check

test/jasmine/tests/ternary_test.js:131–137

(content, style, msg)

            assertHoverLabelContent([null, null], 'only on data points');

            function check(content, style, msg) {
                Lib.clearThrottle();
                mouseEvent('mousemove', pointPos[0], pointPos[1]);

                assertHoverLabelContent({nums: content}, msg);
                assertHoverLabelStyle(d3Select('g.hovertext'), style, msg);
            }

            check([
                'Component A: 0.5',