3 # Copyright (C) 2011 Martin A. Hansen.
5 # This program is free software; you can redistribute it and/or
6 # modify it under the terms of the GNU General Public License
7 # as published by the Free Software Foundation; either version 2
8 # of the License, or (at your option) any later version.
10 # This program is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; if not, write to the Free Software
17 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
19 # http://www.gnu.org/copyleft/gpl.html
21 # >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
23 # This software is part of the Biopieces framework (www.biopieces.org).
25 # >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
33 %{@HD\tVN:1.3\tSO:coordinate
36 r001\t163\tref\t7\t30\t8M2I4M1D3M\t=\t37\t39\tTTAGATAAAGGATACTG\t*
37 r002\t0\tref\t9\t30\t3S6M1P1I4M\t*\t0\t0\tAAAAGATAAGGATA\t*
38 r003\t0\tref\t9\t30\t5H6M\t*\t0\t0\tAGCTAA\t*\tNM:i:1
39 r004\t0\tref\t16\t30\t6M14N5M\t*\t0\t0\tATAGCTTCAGC\t*
40 r003\t16\tref\t29\t30\t6H5M\t*\t0\t0\tTAGGC\t*\tNM:i:0
41 r001\t83\tref\t37\t30\t9M\t=\t7\t-39\tCAGCGCCAT\t*
44 class SamTest < Test::Unit::TestCase
46 @sam = Sam.new(StringIO.new(SAM_TEST))
49 # def test_Sam_header_without_entry_returns_nil
50 # @sam.io = StringIO.new
51 # assert_nil(@sam.header)
54 def test_Sam_header_parse_with_missing_version_number_raises
55 sam = Sam.new(StringIO.new("@HD"))
56 assert_raise(SamError) { sam.header }
59 def test_Sam_header_parse_with_bad_version_number_raises
60 sam = Sam.new(StringIO.new("@HD\tXN:1.3"))
61 assert_raise(SamError) { sam.header }
64 def test_Sam_header_parse_with_ok_version_number_returns_correctly
65 sam = Sam.new(StringIO.new("@HD\tVN:1.3"))
66 assert_equal(1.3, sam.header[:HD][:VN])
69 def test_Sam_header_parse_with_bad_sort_order_raises
70 sam = Sam.new(StringIO.new("@HD\tVN:1.3\tSO:fish"))
71 assert_raise(SamError) { sam.header }
74 def test_Sam_header_parse_with_ok_sort_order_returns_correctly
75 %w{unknown unsorted queryname coordinate}.each do |order|
76 sam = Sam.new(StringIO.new("@HD\tVN:1.3\tSO:#{order}"))
77 assert_equal(order, sam.header[:HD][:SO])
81 def test_Sam_header_parse_with_missing_sequence_name_raises
82 sam = Sam.new(StringIO.new("@SQ"))
83 assert_raise(SamError) { sam.header }
86 def test_Sam_header_parse_with_bad_sequence_name_raises
87 sam = Sam.new(StringIO.new("@SQ\tSN:"))
88 assert_raise(SamError) { sam.header }
91 def test_Sam_header_parse_with_ok_sequence_name_returns_correctly
92 sam = Sam.new(StringIO.new("@SQ\tSN:ref\tLN:45"))
93 assert_equal({:LN=>45}, sam.header[:SQ][:SN][:ref])
96 def test_Sam_header_parse_with_duplicate_sequence_name_raises
97 sam = Sam.new(StringIO.new("@SQ\tSN:ref\n@SQ\tSN:ref"))
98 assert_raise(SamError) { sam.header[:SQ][:SN][:ref] }
101 def test_Sam_header_parse_with_missing_sequence_length_raises
102 sam = Sam.new(StringIO.new("@SQ\tSN:ref"))
103 assert_raise(SamError) { sam.header }
106 def test_Sam_header_parse_with_bad_sequence_length_raises
107 sam = Sam.new(StringIO.new("@SQ\tSN:scaffold17_1_MH0083\tLN:x"))
108 assert_raise(SamError) { sam.header }
111 def test_Sam_header_parse_with_ok_sequence_length_returns_correctly
112 sam = Sam.new(StringIO.new("@SQ\tSN:scaffold17_1_MH0083\tLN:995"))
113 assert_equal(995, sam.header[:SQ][:SN][:scaffold17_1_MH0083][:LN])
116 def test_Sam_header_parse_with_full_SQ_dont_raise
117 sam = Sam.new("@SQ\tSN:ref\tLN:45\tAS:ident\tM5:87e6b2aedf51b1f9c89becfab9267f41\tSP:E.coli\tUR:http://www.biopieces.org")
118 assert_nothing_raised { sam.header }
121 def test_Sam_header_parse_with_bad_read_group_identifier_raises
122 sam = Sam.new(StringIO.new("@RG\tID:"))
123 assert_raise(SamError) { sam.header }
126 def test_Sam_header_parse_with_missing_read_group_identifier_raises
127 sam = Sam.new(StringIO.new("@RG"))
128 assert_raise(SamError) { sam.header }
131 def test_Sam_header_parse_with_duplicate_read_group_identifier_raises
132 sam = Sam.new(StringIO.new("@RG\tID:123\n@RG\tID:123"))
133 assert_raise(SamError) { sam.header }
136 def test_Sam_header_parse_with_ok_read_group_identifier_dont_raise
137 sam = Sam.new(StringIO.new("@RG\tID:123\n@RG\tID:124"))
138 assert_nothing_raised { sam.header }
141 def test_Sam_header_parse_with_bad_flow_order_raises
142 sam = Sam.new(StringIO.new("@RG\tID:123\tFO:3"))
143 assert_raise(SamError) { sam.header }
146 def test_Sam_header_parse_with_ok_flow_order_dont_raise
147 sam = Sam.new(StringIO.new("@RG\tID:123\tFO:*"))
148 assert_nothing_raised { sam.header }
149 sam = Sam.new(StringIO.new("@RG\tID:123\tFO:ACMGRSVTWYHKDBN"))
150 assert_nothing_raised { sam.header }
153 def test_Sam_header_parse_with_bad_platform_raises
154 sam = Sam.new(StringIO.new("@RG\tID:123\tPL:maersk"))
155 assert_raise(SamError) { sam.header }
158 def test_Sam_header_parse_with_ok_platform_dont_raise
159 sam = Sam.new(StringIO.new("@RG\tID:123\tPL:ILLUMINA"))
160 assert_nothing_raised { sam.header }
163 def test_Sam_header_parse_with_bad_program_identifier_raises
164 sam = Sam.new(StringIO.new("@PG\tID:"))
165 assert_raise(SamError) { sam.header }
168 def test_Sam_header_parse_with_missing_program_identifier_raises
169 sam = Sam.new(StringIO.new("@PG"))
170 assert_raise(SamError) { sam.header }
173 def test_Sam_header_parse_with_duplicate_program_identifier_raises
174 sam = Sam.new(StringIO.new("@PG\tID:123\n@PG\tID:123"))
175 assert_raise(SamError) { sam.header }
178 def test_Sam_header_parse_with_bad_comment_raises
179 sam = Sam.new(StringIO.new("@CO\t"))
180 assert_raise(SamError) { sam.header }
183 def test_Sam_header_parse_with_ok_comment_dont_raise
184 sam = Sam.new(StringIO.new("@CO\tfubar"))
185 assert_nothing_raised { sam.header }
188 def test_Sam_each_with_bad_field_count_raises
191 (0 ... 11).each do |i|
192 sam = Sam.new(StringIO.new(fields.join("\t") + $/))
193 assert_raise(SamError) { sam.each }
198 def test_Sam_each_with_ok_field_count_dont_raise
199 sam = Sam.new(SAM_TEST)
200 assert_nothing_raised { sam.each }
203 def test_Sam_each_with_bad_qname_raises
204 sam = Sam.new(" \t*\t*\t*\t*\t*\t*\t*\t*\t*\t*\n")
205 assert_raise(SamError) { sam.each }
208 def test_Sam_each_with_ok_qname_dont_raise
209 sam = Sam.new("*\t*\t*\t*\t*\t*\t*\t*\t*\t*\t*\n")
210 assert_nothing_raised(SamError) { sam.each }
213 def test_Sam_each_with_bad_flag_raises
214 sam = Sam.new("*\t-1\t*\t*\t*\t*\t*\t*\t*\t*\t*\n")
215 assert_raise(SamError) { sam.each }
217 sam = Sam.new("*\t65536\t*\t*\t*\t*\t*\t*\t*\t*\t*\n")
218 assert_raise(SamError) { sam.each }
221 def test_Sam_each_with_ok_flag_dont_raise
222 sam = Sam.new("*\t0\t*\t*\t*\t*\t*\t*\t*\t*\t*\n")
223 assert_nothing_raised { sam.each }
225 sam = Sam.new("*\t65535\t*\t*\t*\t*\t*\t*\t*\t*\t*\n")
226 assert_nothing_raised { sam.each }
229 def test_Sam_each_with_bad_rname_raises
230 sam = Sam.new("*\t*\t \t*\t*\t*\t*\t*\t*\t*\t*\n")
231 assert_raise(SamError) { sam.each }
234 def test_Sam_each_with_ok_rname_dont_raise
235 sam = Sam.new("*\t*\t*\t*\t*\t*\t*\t*\t*\t*\t*\n")
236 assert_nothing_raised { sam.each }
239 def test_Sam_each_with_bad_pos_raises
240 sam = Sam.new("*\t*\t*\t-1\t*\t*\t*\t*\t*\t*\t*\n")
241 assert_raise(SamError) { sam.each }
243 sam = Sam.new("*\t*\t*\t536870912\t*\t*\t*\t*\t*\t*\t*\n")
244 assert_raise(SamError) { sam.each }
247 def test_Sam_each_with_ok_pos_dont_raise
248 sam = Sam.new("*\t*\t*\t0\t*\t*\t*\t*\t*\t*\t*\n")
249 assert_nothing_raised { sam.each }
251 sam = Sam.new("*\t*\t*\t536870911\t*\t*\t*\t*\t*\t*\t*\n")
252 assert_nothing_raised { sam.each }
255 def test_Sam_each_with_bad_mapq_raises
256 sam = Sam.new("*\t*\t*\t*\t-1\t*\t*\t*\t*\t*\t*\n")
257 assert_raise(SamError) { sam.each }
259 sam = Sam.new("*\t*\t*\t*\t256\t*\t*\t*\t*\t*\t*\n")
260 assert_raise(SamError) { sam.each }
263 def test_Sam_each_with_ok_mapq_dont_raise
264 sam = Sam.new("*\t*\t*\t*\t0\t*\t*\t*\t*\t*\t*\n")
265 assert_nothing_raised { sam.each }
267 sam = Sam.new("*\t*\t*\t*\t255\t*\t*\t*\t*\t*\t*\n")
268 assert_nothing_raised { sam.each }
271 def test_Sam_each_with_bad_cigar_raises
272 sam = Sam.new("*\t*\t*\t*\t*\t24\t*\t*\t*\t*\t*\n")
273 assert_raise(SamError) { sam.each }
276 def test_Sam_each_with_ok_cigar_dont_raise
277 sam = Sam.new("*\t*\t*\t*\t*\t24M2I3D\t*\t*\t*\t*\t*\n")
278 assert_nothing_raised { sam.each }
280 sam = Sam.new("*\t*\t*\t*\t*\t*\t*\t*\t*\t*\t*\n")
281 assert_nothing_raised { sam.each }
284 def test_Sam_each_with_bad_rnext_raises
285 sam = Sam.new("*\t*\t*\t*\t*\t*\t \t*\t*\t*\t*\n")
286 assert_raise(SamError) { sam.each }
289 def test_Sam_each_with_ok_rnext_dont_raise
290 sam = Sam.new("*\t*\t*\t*\t*\t*\t*\t*\t*\t*\t*\n")
291 assert_nothing_raised { sam.each }
293 sam = Sam.new("*\t*\t*\t*\t*\t*\t=\t*\t*\t*\t*\n")
294 assert_nothing_raised { sam.each }
296 sam = Sam.new("*\t*\t*\t*\t*\t*\t!\t*\t*\t*\t*\n")
297 assert_nothing_raised { sam.each }
300 def test_Sam_each_with_bad_pnext_raises
301 sam = Sam.new("*\t*\t*\t*\t*\t*\t*\t-1\t*\t*\t*\n")
302 assert_raise(SamError) { sam.each }
304 sam = Sam.new("*\t*\t*\t*\t*\t*\t*\t536870912\t*\t*\t*\n")
305 assert_raise(SamError) { sam.each }
308 def test_Sam_each_with_ok_pnext_dont_raise
309 sam = Sam.new("*\t*\t*\t*\t*\t*\t*\t0\t*\t*\t*\n")
310 assert_nothing_raised { sam.each }
312 sam = Sam.new("*\t*\t*\t*\t*\t*\t536870911\t*\t*\t*\t*\n")
313 assert_nothing_raised { sam.each }
316 def test_Sam_each_with_bad_tlen_raises
317 sam = Sam.new("*\t*\t*\t*\t*\t*\t*\t*\t-536870912\t*\t*\n")
318 assert_raise(SamError) { sam.each }
320 sam = Sam.new("*\t*\t*\t*\t*\t*\t*\t*\t536870912\t*\t*\n")
321 assert_raise(SamError) { sam.each }
324 def test_Sam_each_with_ok_tlen_dont_raise
325 sam = Sam.new("*\t*\t*\t*\t*\t*\t*\t*\t-536870911\t*\t*\n")
326 assert_nothing_raised { sam.each }
328 sam = Sam.new("*\t*\t*\t*\t*\t*\t*\t*\t536870911\t*\t*\n")
329 assert_nothing_raised { sam.each }
332 def test_Sam_each_with_bad_seq_raises
333 sam = Sam.new("*\t*\t*\t*\t*\t*\t*\t*\t\*\t \t*\n")
334 assert_raise(SamError) { sam.each }
337 def test_Sam_each_with_ok_seq_dont_raise
338 sam = Sam.new("*\t*\t*\t*\t*\t*\t*\t*\t\*\t*\t*\n")
339 assert_nothing_raised { sam.each }
341 sam = Sam.new("*\t*\t*\t*\t*\t*\t*\t*\t\*\tATCGatcg=.\t*\n")
342 assert_nothing_raised { sam.each }
345 def test_Sam_each_with_bad_qual_raises
346 sam = Sam.new("*\t*\t*\t*\t*\t*\t*\t*\t\*\t*\t \n")
347 assert_raise(SamError) { sam.each }
350 def test_Sam_each_with_ok_qual_dont_raise
351 sam = Sam.new("*\t*\t*\t*\t*\t*\t*\t*\t\*\t*\t@\n")
352 assert_nothing_raised(SamError) { sam.each }