1 # -*-Perl-*- Test Harness script for Bioperl
10 test_begin(-tests => 61);
12 use_ok('Bio::Seq::Quality');
17 my $DEBUG = test_debug();
19 # create some random sequence object with no id
20 my $seqobj_broken = Bio::Seq::Quality->new( -seq => "ATCGATCGA",
25 $seqobj = Bio::Seq::Quality->new( -seq => "ATCGATCGA",
26 -id => 'QualityFragment-12',
27 -accession_number => 'X78121',
32 # create some random quality object with the same number of qualities and the same identifiers
33 my $string_quals = "10 20 30 40 50 40 30 20 10";
36 $qualobj = Bio::Seq::Quality->new( -qual => $string_quals,
37 -id => 'QualityFragment-12',
38 -accession_number => 'X78121',
42 # check to see what happens when you construct the Quality object
43 ok my $swq1 = Bio::Seq::Quality->new( -seq => "ATCGATCGA",
44 -id => 'QualityFragment-12',
45 -accession_number => 'X78121',
46 -qual => $string_quals);
49 print("Testing various weird constructors...\n") if $DEBUG;
50 print("\ta) No ids, Sequence object, no quality...\n") if $DEBUG;
54 $wswq1 = Bio::Seq::Quality->new( -seq => "ATCGATCGA",
60 print("\tb) No ids, no sequence, quality object...\n") if $DEBUG;
61 # note that you must provide a alphabet for this one.
62 $wswq1 = Bio::Seq::Quality->new( -seq => "",
63 -qual => $string_quals,
66 print("\tc) Absolutely nothing. (HAHAHAHA)...\n") if $DEBUG;
68 $wswq1 = Bio::Seq::Quality->new( -seq => "",
75 print("\td) Absolutely nothing but an ID\n") if $DEBUG;
77 $wswq1 = Bio::Seq::Quality->new( -seq => "",
80 -id => 'an object with no sequence and no quality but with an id'
84 print("\td) No sequence, No quality, No ID...\n") if $DEBUG;
86 $wswq1 = Bio::Seq::Quality->new( -seq => "",
89 } qr/Got a sequence with no letters in it cannot guess alphabet/;
91 print("Testing various methods and behaviors...\n") if $DEBUG;
93 print("1. Testing the seq() method...\n") if $DEBUG;
94 print("\t1a) get\n") if $DEBUG;
95 my $original_seq = $swq1->seq();
96 is ($original_seq, "ATCGATCGA");
97 print("\t1b) set\n") if $DEBUG;
98 ok ($swq1->seq("AAAAAAAAAAAA"));
99 print("\t1c) get (again, to make sure the set was done.)\n") if $DEBUG;
100 is($swq1->seq(), "AAAAAAAAAAAA");
101 print("\tSetting the sequence back to the original value...\n") if $DEBUG;
102 $swq1->seq($original_seq);
105 print("2. Testing the qual() method...\n") if $DEBUG;
106 print("\t2a) get\n") if $DEBUG;
107 my @qual = @{$swq1->qual()};
108 my $str_qual = join(' ',@qual);
109 is $str_qual, "10 20 30 40 50 40 30 20 10";
110 print("\t2b) set\n") if $DEBUG;
111 ok $swq1->qual("10 10 10 10 10");
112 print("\t2c) get (again, to make sure the set was done.)\n") if $DEBUG;
113 my @qual2 = @{$swq1->qual()};
114 my $str_qual2 = join(' ',@qual2);
115 is($str_qual2, "10 10 10 10 10 0 0 0 0"); ###!
116 print("\tSetting the quality back to the original value...\n") if $DEBUG;
117 $swq1->qual($str_qual);
119 print("3. Testing the length() method...\n") if $DEBUG;
120 print("\t3a) When lengths are equal...\n") if $DEBUG;
121 is($swq1->length(), 9);
122 print("\t3b) When lengths are different\n") if $DEBUG;
123 $swq1->qual("10 10 10 10 10");
124 isnt ($swq1->length(), "DIFFERENT");
127 print("6. Testing the subqual() method...\n") if $DEBUG;
128 my $t_subqual = "10 20 30 40 50 60 70 80 90";
129 $swq1->qual($t_subqual);
130 print("\t6d) Testing the subqual at the start (border condition)\n") if $DEBUG;
131 # ok ('1 2 3' eq join(' ',@{$swq1->subqual(1,3)}));
132 print("\t6d) Testing the subqual at the end (border condition)\n") if $DEBUG;
133 # ok ('7 8 9' eq join(' ',@{$swq1->subqual(7,9)}));
134 print("\t6d) Testing the subqual in the middle\n") if $DEBUG;
135 # ok ('4 5 6' eq join(' ',@{$swq1->subqual(4,6)}));
137 print("7. Testing cases where quality is zero...\n") if $DEBUG;
138 $swq1 = Bio::Seq::Quality->new(-seq => 'G',
141 my $swq2 = Bio::Seq::Quality->new(-seq => 'G',
144 is $swq1->length, $swq2->length;
146 $swq1 = Bio::Seq::Quality->new(-seq => 'GC',
149 $swq2 = Bio::Seq::Quality->new(-seq => 'GT',
152 is $swq1->length, $swq2->length;
156 # end of test inherited from seqwithquality.t
158 #################################################################
160 # testing new functionality
163 my $qual = '0 1 2 3 4 5 6 7 8 9 11 12';
164 my $trace = '0 5 10 15 20 25 30 35 40 45 50 55';
166 ok my $seq = Bio::Seq::Quality->new
168 -trace_indices => $trace,
169 -seq => 'atcgatcgatcg',
171 -accession_number => 'S000012',
172 -verbose => $DEBUG >= 0 ? $DEBUG : 0
175 is_deeply $seq->qual, [split / /, $qual];
176 is_deeply $seq->trace, [split / /, $trace];
177 is_deeply $seq->trace_indices, [split / /, $trace]; #deprecated
179 is $seq->qual_text, $qual;
180 is $seq->trace_text, $trace;
182 is join (' ', @{$seq->subqual(2, 3)}), '1 2';
183 is $seq->subqual_text(2, 3), '1 2';
184 is join (' ', @{$seq->subqual(2, 3, "9 9")}), '9 9';
185 is $seq->subqual_text(2, 3, "8 8"), '8 8';
187 is join (' ', @{$seq->subtrace(2, 3)}), '5 10';
188 is $seq->subtrace_text(2, 3), '5 10';
189 is join (' ', @{$seq->subtrace(2, 3, "9 9")}), '9 9';
190 is $seq->subtrace_text(2, 3, "8 8"), '8 8';
193 is $seq->trace_index_at(5), 20;
194 is join(' ', @{$seq->sub_trace_index(5,6)}), "20 25";
196 is $seq->baseat(2), 't';
199 #############################################
201 # same tests using Seq::Meta::Array methods follow ...
204 my $meta = '0 1 2 3 4 5 6 7 8 9 11 12';
205 $trace = '0 5 10 15 20 25 30 35 40 45 50 55';
206 my @trace_array = qw(0 5 10 15 20 25 30 35 40 45 50 55);
208 ok $seq = Bio::Seq::Quality->new
210 -seq => 'atcgatcgatcg',
212 -accession_number => 'S000012',
213 -verbose => $DEBUG >= 0 ? $DEBUG : 0
216 $seq->named_meta('trace', \@trace_array);
218 is_deeply $seq->meta, [split / /, $meta];
219 is_deeply $seq->named_meta('trace'), [split / /, $trace];
221 is $seq->meta_text, $meta;
222 is $seq->named_meta_text('trace'), $trace;
224 is join (' ', @{$seq->submeta(2, 3)}), '1 2';
225 is $seq->submeta_text(2, 3), '1 2';
226 is join (' ', @{$seq->submeta(2, 3, "9 9")}), '9 9';
227 is $seq->submeta_text(2, 3, "8 8"), '8 8';
229 is join (' ', @{$seq->named_submeta('trace', 2, 3)}), '5 10';
230 is $seq->named_submeta_text('trace', 2, 3), '5 10';
231 is join (' ', @{$seq->named_submeta('trace', 2, 3, "9 9")}), '9 9';
232 is $seq->named_submeta_text('trace', 2, 3, "8 8"), '8 8';
235 ok $seq = Bio::Seq::Quality->new(
236 -seq => "ATGGGGGTGGTGGTACCCTATGGGGGTGGTGGTACCCT",
237 -qual => "10 59 12 75 63 76 84 36 42 10 35 97 81 50 81 53 93 13 38 10 59 12 75 63 76 84 36 42 10 35 97 81 50 81 53 93 13 38",
238 -trace_indices => "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38"
242 ok $rev = $seq->revcom;
243 is $rev->seq, 'AGGGTACCACCACCCCCATAGGGTACCACCACCCCCAT';
244 is $rev->qual_text, "38 13 93 53 81 50 81 97 35 10 42 36 84 76 63 75 12 59 10 38 13 93 53 81 50 81 97 35 10 42 36 84 76 63 75 12 59 10";
247 # selecting ranges based on quality
249 # test seq with three high quality regions (13, 12 and 3), one very short (3)
250 ok $seq = Bio::Seq::Quality->new(
251 -seq => "ATGGGGGTGGTGGTACCCTATGGGGGTGGTGGTACCCT",
252 -qual => "0 5 10 20 30 40 40 50 50 50 50 50 40 10 10 10 5 5 20 20 30 40 50 44 44 50 50 50 50 50 5 5 40 40 40 40 50 50"
256 is $seq->threshold, undef;
257 is $seq->threshold(10), 10;
258 is $seq->threshold(13), 13;
260 is $seq->count_clear_ranges, 3;
262 my $newseq = $seq->get_clear_range;
263 is $newseq->length, 12;
266 my @ranges = $seq->get_all_clean_ranges;
267 is scalar @ranges, 3;
269 @ranges = $seq->get_all_clean_ranges($min_length);
270 is scalar @ranges, 2;
272 my $seqio = Bio::SeqIO->new(
273 -file => test_input_file('test_clear_range.fastq'),
277 while ( my $seq = $seqio->next_seq() ) {
279 lives_ok { my $newqualobj = $seq->get_clear_range };