--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test-data/1.bedgraph	Sun Sep 22 07:26:02 2024 +0000
@@ -0,0 +1,30 @@
+chr1	0	14361	0
+chr1	14361	14829	1
+chr1	14829	14969	0
+chr1	14969	15038	1
+chr1	15038	15795	0
+chr1	15795	15947	1
+chr1	15947	16606	0
+chr1	16606	16765	1
+chr1	16765	16857	0
+chr1	16857	17055	1
+chr1	17055	17232	0
+chr1	17232	17368	1
+chr1	17368	17605	0
+chr1	17605	17742	1
+chr1	17742	17914	0
+chr1	17914	18061	1
+chr1	18061	18267	0
+chr1	18267	18366	1
+chr1	18366	24737	0
+chr1	24737	24891	1
+chr1	24891	29320	0
+chr1	29320	29370	1
+chr1	29370	34610	0
+chr1	34610	35174	2
+chr1	35174	35276	0
+chr1	35276	35481	2
+chr1	35481	35720	0
+chr1	35720	36081	2
+chr1	36081	69090	0
+chr1	69090	69093	3