--- a
+++ b/inst/extdata/shapersToydata.txt
@@ -0,0 +1,8 @@
+SNP	CHR	BP	Beta_A	SE_A	A1.x	A2.x	Beta_B	SE_B	A1.y	A2.y
+rs3934834	1	1005806	-0.034	0.028	T	C	-.03008054	.01903132	T	C
+rs3766192	1	1017197	0.044	0.022	T	C	.03141488	.01407837	T	C
+rs3766191	1	1017587	-0.027	0.027	T	C	-.02615416	.01975312	T	C
+rs9442372	1	1018704	0.047	0.022	G	A	.02888977	.0138719	G	A
+rs10907177	1	1021346	-0.011	0.03	G	A	-.02384108	.01996994	G	A
+rs6687776	1	1030565	-0.044	0.021	T	C	-.01259525	.01885059	T	C
+rs6678318	1	1030633	-0.044	0.021	A	G	-.01656161	.02128818	A	G