ine</h1>
        <div class="chart" id="dual-xAxes"></div>
        <h1>y is category</h1>
        <div class="chart" id="y-is-category"></div>
        <h1>value axis as base | y axis should not trigger tooltip | tooltip.trigger: 'none' so item tooltip will not be triggered</h1>
        <div class="chart" id="value-axis-as-base"></div>
        <h1>polar category</h1>
        <div class="chart" id="polar-category"></div>
        <h1>multiple points with the same axis value | when not snap tooltip should be co