--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test-data/result.blast-graph	Tue Feb 18 17:57:28 2020 -0500
@@ -0,0 +1,169 @@
+# file_a	file_b
+# a	b	evalue_ab	bitscore_ab	evalue_ba	bitscore_ba
+# E.fasta	C.fasta
+# 1.90009e-124	442.2	1.4375e-126	444.9
+E_10	C_10	3.8e-124	434.9	2.8e-126	442.2
+E_11	C_11	5.9e-51	190.7	5.6e-50	187.6
+E_13	C_13	1.1e-26	109.4	1.7e-25	105.5
+E_14	C_14	9.4e-163	563.5	2.5e-161	558.9
+E_15	C_15	5.4e-100	354.4	3.3e-100	355.1
+E_16	C_16	2.7e-45	171.8	7.1e-47	177.2
+E_17	C_17	4.4e-183	631.3	5.0e-182	627.9
+E_18	C_64	6.7e-64	234.2	1.6e-63	233.0
+E_19	C_22	2.2e-30	121.3	5.2e-30	120.2
+E_19	C_63	3.0e-32	127.5	1.2e-31	125.6
+E_313	C_12	4.1e-131	458.4	1.0e-129	453.8
+E_315	C_12	1.8e-128	449.5	7.5e-128	447.6
+E_317	C_1	1.6e-136	476.5	1.8e-133	466.5
+E_366	C_1	9.4e-131	457.2	2.4e-130	456.1
+E_368	C_1	1.5e-134	469.9	4.4e-132	461.8
+E_437	C_1	1.0e-130	457.2	2.9e-128	449.1
+# L.fasta	C.fasta
+# 2.95e-95	363.6	2.1e-95	364.35
+L_10	C_10	2.9e-128	448.7	1.6e-130	455.3
+L_11	C_11	1.8e-58	215.7	1.0e-57	212.2
+L_14	C_14	5.1e-123	431.4	7.9e-124	433.3
+L_15	C_15	2.3e-87	312.4	2.7e-87	311.2
+L_16	C_16	1.4e-41	159.5	2.3e-43	164.5
+L_17	C_17	7.1e-170	587.4	3.1e-169	584.3
+L_18	C_64	9.2e-66	240.4	1.8e-65	238.4
+L_19	C_63	7.2e-29	116.3	4.7e-29	115.9
+L_2	C_164	3.0e-94	335.1	1.0e-93	332.4
+L_2	C_166	1.2e-90	323.2	8.0e-91	322.8
+L_2	C_167	5.2e-91	324.3	3.9e-90	320.5
+L_2	C_2	5.9e-95	337.4	4.2e-95	337.0
+L_20	C_20	2.5e-172	595.5	2.2e-170	588.2
+L_313	C_12	1.4e-115	406.8	1.0e-114	402.9
+L_313	C_21	1.8e-110	389.8	2.5e-111	391.7
+L_323	C_1	1.2e-136	476.9	6.7e-134	466.8
+L_336	C_1	2.5e-134	469.2	6.9e-131	456.8
+L_621	C_13	3.3e-34	134.4	4.2e-33	129.8
+L_627	C_1	4.6e-136	474.9	5.1e-134	467.2
+L_631	C_1	1.5e-139	486.5	4.5e-138	480.7
+# C2.fasta	C.fasta
+# 0	1391.7	0	1391.7
+C_10	C_10	0.0e+00	1391.7	0.0e+00	1391.7
+# C2.fasta	E.fasta
+# 2.8e-126	442.2	5.4e-126	434.9
+C_10	E_10	2.8e-126	442.2	5.4e-126	434.9
+# M.fasta	C.fasta
+# 3.5e-119	418.7	1e-117	412.9
+M_10	C_10	1.3e-128	449.9	1.3e-129	452.2
+M_11	C_11	2.0e-57	212.2	4.4e-56	206.8
+M_14	C_14	9.4e-128	447.2	2.6e-130	454.9
+M_15	C_15	1.2e-83	300.1	4.4e-85	303.9
+M_16	C_16	8.3e-36	140.2	9.6e-37	142.5
+M_17	C_17	7.6e-156	540.8	2.3e-156	541.6
+M_18	C_64	8.0e-70	253.8	1.1e-68	249.2
+M_19	C_63	6.3e-25	103.2	5.5e-25	102.4
+M_2	C_164	1.2e-92	329.7	1.2e-91	325.5
+M_2	C_166	5.1e-91	324.3	1.1e-90	322.4
+M_2	C_167	7.7e-95	337.0	1.0e-93	332.4
+M_2	C_2	8.5e-94	333.6	2.3e-93	331.3
+M_20	C_20	7.9e-174	600.5	1.3e-170	589.0
+M_313	C_12	3.5e-119	418.7	1.0e-117	412.9
+M_323	C_1	6.6e-135	471.1	4.8e-132	460.7
+M_331	C_1	2.0e-131	459.5	5.9e-130	453.8
+M_336	C_1	2.2e-135	472.6	2.0e-133	465.3
+M_621	C_13	6.4e-38	146.7	8.3e-37	142.1
+M_630	C_1	9.3e-129	450.7	2.8e-127	444.9
+M_632	C_1	3.3e-134	468.8	1.6e-130	455.7
+M_636	C_1	3.7e-130	455.3	1.1e-128	449.5
+# C2.fasta	L.fasta
+# 1.6e-130	455.3	4.1e-130	448.7
+C_10	L_10	1.6e-130	455.3	4.1e-130	448.7
+# C2.fasta	M.fasta
+# 1.3e-129	452.2	1.8e-130	449.9
+C_10	M_10	1.3e-129	452.2	1.8e-130	449.9
+# M.fasta	L.fasta
+# 0	1374.8	0	1372.5
+M_10	L_10	0.0e+00	1223.0	0.0e+00	1218.4
+M_11	L_11	6.4e-164	565.1	4.2e-163	562.4
+M_14	L_14	0.0e+00	1300.8	0.0e+00	1302.0
+M_15	L_15	1.7e-262	893.3	2.6e-263	896.0
+M_16	L_16	1.8e-135	470.3	3.4e-135	469.5
+M_17	L_17	0.0e+00	1636.7	0.0e+00	1640.9
+M_18	L_18	3.1e-214	732.6	1.5e-213	730.3
+M_19	L_19	5.0e-74	265.4	5.1e-74	265.4
+M_2	L_2	3.2e-230	785.8	7.4e-230	784.6
+M_20	L_20	0.0e+00	1709.1	0.0e+00	1704.1
+M_3	L_3	6.1e-212	724.9	1.4e-211	723.8
+M_313	L_313	0.0e+00	1374.8	0.0e+00	1372.5
+M_317	L_317	0.0e+00	1416.0	0.0e+00	1416.4
+M_319	L_319	0.0e+00	1484.9	0.0e+00	1478.8
+M_323	L_323	0.0e+00	1548.9	0.0e+00	1549.3
+M_328	L_328	0.0e+00	1488.8	0.0e+00	1486.9
+M_331	L_331	0.0e+00	1570.8	0.0e+00	1571.2
+M_333	L_333	0.0e+00	1570.8	0.0e+00	1572.8
+M_336	L_336	0.0e+00	1474.9	0.0e+00	1480.7
+M_4	L_4	0.0e+00	1317.0	0.0e+00	1316.2
+M_5	L_5	0.0e+00	1607.4	0.0e+00	1611.7
+M_6	L_6	0.0e+00	1635.9	0.0e+00	1634.0
+M_617	L_617	0.0e+00	1493.4	0.0e+00	1491.1
+M_619	L_619	5.6e-83	295.4	1.7e-82	293.9
+M_621	L_621	2.6e-99	349.7	2.6e-99	349.7
+M_623	L_623	2.8e-109	382.9	3.8e-109	382.5
+M_627	L_627	0.0e+00	1325.8	0.0e+00	1327.8
+M_632	L_631	0.0e+00	1254.2	0.0e+00	1250.0
+M_632	L_633	0.0e+00	1239.2	0.0e+00	1234.2
+M_634	L_635	0.0e+00	1310.4	0.0e+00	1312.7
+M_636	L_635	0.0e+00	1350.9	0.0e+00	1350.9
+M_636	L_637	0.0e+00	1300.4	0.0e+00	1300.8
+M_638	L_637	0.0e+00	1350.9	0.0e+00	1347.0
+M_638	L_639	0.0e+00	1350.1	0.0e+00	1344.3
+M_640	L_641	0.0e+00	1493.0	0.0e+00	1490.7
+M_640	L_643	0.0e+00	1485.3	0.0e+00	1485.7
+M_642	L_641	0.0e+00	1503.4	0.0e+00	1499.6
+M_642	L_643	0.0e+00	1526.5	0.0e+00	1526.1
+M_644	L_645	0.0e+00	1695.2	0.0e+00	1694.9
+M_644	L_647	0.0e+00	1631.7	0.0e+00	1633.2
+M_646	L_645	0.0e+00	1704.1	0.0e+00	1703.7
+M_646	L_647	0.0e+00	1664.4	0.0e+00	1666.4
+M_649	L_641	0.0e+00	1446.8	0.0e+00	1445.6
+M_8	L_8	0.0e+00	1676.4	0.0e+00	1681.4
+M_9	L_9	5.2e-104	365.5	2.7e-103	363.2
+# L.fasta	E.fasta
+# 1.4000000075e-147	526	1.000265e-151	531
+L_10	E_10	5.9e-127	444.5	3.9e-128	447.2
+L_11	E_11	6.2e-65	237.3	3.8e-65	236.9
+L_14	E_14	1.8e-163	565.8	1.1e-165	572.4
+L_15	E_15	3.8e-104	368.2	4.2e-104	367.1
+L_16	E_16	4.7e-59	217.6	1.0e-59	218.8
+L_17	E_17	8.2e-201	690.3	4.2e-201	690.3
+L_18	E_18	4.8e-81	291.2	6.3e-82	293.1
+L_19	E_19	3.7e-31	124.0	4.6e-32	125.9
+L_313	E_313	1.8e-177	612.5	8.9e-178	612.5
+L_317	E_437	1.5e-155	539.7	5.3e-155	537.0
+L_323	E_368	2.0e-182	629.0	6.4e-182	626.3
+L_617	E_432	2.8e-147	512.3	2.0e-151	525.0
+L_621	E_13	3.3e-37	144.4	4.8e-37	142.9
+L_623	E_13	1.1e-38	149.4	5.7e-38	146.0
+L_627	E_368	2.6e-185	638.6	5.6e-186	639.8
+L_631	E_317	2.6e-174	602.1	5.7e-175	603.2
+L_631	E_368	3.2e-180	621.7	2.7e-180	620.9
+L_635	E_317	6.9e-175	604.0	1.4e-176	608.6
+# M.fasta	E.fasta
+# 1.4e-164	569.7	9.9e-167	575.9
+M_10	E_10	5.2e-128	448.0	1.1e-127	445.7
+M_11	E_11	4.5e-63	231.1	1.0e-62	228.8
+M_14	E_14	2.3e-164	568.9	9.7e-167	575.9
+M_15	E_15	7.2e-103	364.0	3.2e-104	367.5
+M_16	E_16	1.3e-50	189.5	1.1e-50	188.7
+M_17	E_17	2.2e-198	682.2	6.1e-200	686.4
+M_18	E_18	1.3e-81	293.1	1.1e-81	292.4
+M_19	E_19	4.5e-29	117.1	4.3e-30	119.4
+M_313	E_313	1.2e-178	616.3	3.1e-178	614.0
+M_319	E_367	2.8e-157	545.4	2.8e-158	547.7
+M_323	E_317	3.6e-171	591.7	6.6e-171	589.7
+M_323	E_368	6.3e-176	607.4	4.5e-175	603.6
+M_328	E_432	4.0e-156	541.6	1.6e-153	531.9
+M_331	E_368	1.3e-173	599.7	3.8e-174	600.5
+M_336	E_317	1.5e-166	576.2	2.6e-167	577.8
+M_336	E_366	3.6e-168	581.6	3.3e-167	577.4
+M_336	E_368	1.5e-174	602.8	7.6e-175	602.8
+M_621	E_13	4.5e-42	160.6	5.0e-42	159.5
+M_627	E_368	2.4e-180	622.1	1.4e-181	625.2
+M_632	E_368	2.3e-178	615.5	6.2e-177	609.8
+M_634	E_317	1.4e-164	569.7	9.9e-167	575.9
+M_636	E_317	1.4e-164	569.7	1.1e-165	572.4
+M_636	E_366	1.1e-159	553.5	2.5e-159	551.2