diff --git a/xchart/src/test/java/com/xeiam/xchart/HistogramTest.java b/xchart/src/test/java/com/xeiam/xchart/HistogramTest.java index ebe3a080c2b43e52765122ecd8e418a1d24b67da..d21b67e07e18d8f9f54b2bc2e753496ffe847ab4 100644 --- a/xchart/src/test/java/com/xeiam/xchart/HistogramTest.java +++ b/xchart/src/test/java/com/xeiam/xchart/HistogramTest.java @@ -40,5 +40,13 @@ public class HistogramTest { // chart.addSeries("histogram 1", histogram.getxAxisData(), histogram.getyAxisData()); // new SwingWrapper(chart).displayChart(); + }@Test + public void testNegetiveValues() { + + Histogram histogram = new Histogram(Arrays.asList(-1, -2, -3, -4, -5, -6),3); + + assertThat(histogram.getMax()).isEqualTo(-1); + assertThat(histogram.getMin()).isEqualTo(-6); + assertThat(histogram.getNumBins()).isEqualTo(3); } }