1 # -*-Perl-*- Test Harness script for Bioperl
11 test_begin(-tests => 45);
13 use_ok('Bio::Tools::Run::StandAloneBlast');
17 # Note: the swissprot and ecoli.nt data sets may be downloaded from
18 # ftp://ftp.ncbi.nih.gov/blast/db/FASTA
19 my $verbose = test_debug() || -1;
20 my $nt_database = 'ecoli.nt';
21 my $amino_database = 'swissprot';
23 my ($seq1,$seq2,$seq3,$seq4);
25 # Tests to check that "-attr" and "attr" and "a" all do the same thing
26 # http://bugzilla.open-bio.org/show_bug.cgi?id=1912
27 for my $p (qw(database db -d -database d)) {
28 my $f = Bio::Tools::Run::StandAloneBlast->new($p => $nt_database);
29 is $f->d(), $nt_database;
31 for my $p (qw(expect evalue -e -expect e)) {
32 my $f = Bio::Tools::Run::StandAloneBlast->new($p => $evalue);
36 # NCBI blast params are case-sensitive, wublast aren't
37 my $ncbi_factory = Bio::Tools::Run::StandAloneBlast->new(-program => 'blastn');
38 isa_ok $ncbi_factory, 'Bio::Tools::Run::StandAloneBlast';
39 isa_ok $ncbi_factory, 'Bio::Tools::Run::StandAloneNCBIBlast';
40 my $wu_factory = Bio::Tools::Run::StandAloneBlast->new(-program => 'wublastn');
41 isa_ok $wu_factory, 'Bio::Tools::Run::StandAloneBlast';
42 isa_ok $wu_factory, 'Bio::Tools::Run::StandAloneWUBlast';
44 $ncbi_factory->$p($p);
47 is $ncbi_factory->e, 'e';
48 is $ncbi_factory->E, 'E';
49 is $wu_factory->e, 'E';
50 is $wu_factory->E, 'E';
52 # blastall switches like -I should take boolean but return 'T' or 'F' once set
53 is $ncbi_factory->I, undef;
54 is $ncbi_factory->I(1), 'T';
55 is $ncbi_factory->I(0), 'F';
56 is $ncbi_factory->I('T'), 'T';
57 is $ncbi_factory->I('F'), 'F';
59 # We should be able to set -F "m D" in an intuitive way, and also by manually
60 # quoting the value ourselves
61 $ncbi_factory->F('m D');
62 my $param_string = $ncbi_factory->_setparams('blastall');
63 like $param_string, qr/-F "m D"/;
64 $ncbi_factory->F('"m S"');
65 $param_string = $ncbi_factory->_setparams('blastall');
66 like $param_string, qr/-F "m S"/;
67 $ncbi_factory->F("'m D'");
68 $param_string = $ncbi_factory->_setparams('blastall');
69 like $param_string, qr/-F 'm D'/;
71 # dashed parameters should work
72 my $outfile = test_output_file();
73 ok my $factory = Bio::Tools::Run::StandAloneBlast->new(-verbose => $verbose,
75 -database => $nt_database ,
76 -_READMETHOD => 'SearchIO',
79 is $factory->database, $nt_database;
81 # Setup and then do tests that actually run blast
83 my @params = ('program' => 'blastn',
84 'database' => $nt_database ,
85 '_READMETHOD' => 'SearchIO',
88 ok $factory = Bio::Tools::Run::StandAloneBlast->new('-verbose' => $verbose, @params);
90 my $inputfilename = test_input_file('test.txt');
92 is $factory->quiet(0), 0;
93 is $factory->q(-3), -3;
96 skip 'blastall not installed, skipping tests', 12 unless $factory->executable('blastall');
97 skip 'must have BLASTDIR, BLASTDB or BLASTDATADIR env variable set, skipping tests', 12 unless defined $Bio::Tools::Run::StandAloneBlast::DATADIR;
99 my @testresults = qw(37 182 182 253 167 2);
103 my $nt_database_file = File::Spec->catfile($Bio::Tools::Run::StandAloneBlast::DATADIR, $nt_database);
104 like $nt_database_file, qr/$nt_database/;
106 skip "Database $nt_database not found, skipping tests on it", 8 unless -e $nt_database_file;
108 my $parser = $factory->blastall($inputfilename);
109 my $blast_report = $parser->next_result;
110 is $blast_report->num_hits, $testresults[$testcount++];
112 $factory->_READMETHOD('blast_pull'); # Note required leading underscore in _READMETHOD
113 my $str = Bio::SeqIO->new('-file' => test_input_file('dna2.fa'),
114 '-format' => 'fasta');
115 $seq1 = $str->next_seq();
116 $seq2 = $str->next_seq();
118 my $pull_report = $factory->blastall($seq1);
119 my $sbjct = $pull_report->next_result->next_hit;
120 my $hsp = $sbjct->next_hsp;
121 is $hsp->score, $testresults[$testcount];
123 $factory->_READMETHOD('Blast');
124 my $searchio_report = $factory->blastall($seq1);
125 $sbjct = $searchio_report->next_result->next_hit;
126 $hsp = $sbjct->next_hsp;
127 is $hsp->score, $testresults[$testcount++];
129 my @seq_array =($seq1,$seq2);
130 my $seq_array_ref = \@seq_array;
131 $factory->_READMETHOD('blast_pull');
132 $pull_report = $factory->blastall($seq_array_ref);
133 $sbjct = $pull_report->next_result->next_hit;
134 $hsp = $sbjct->next_hsp;
135 is $hsp->score, $testresults[$testcount];
137 $factory->_READMETHOD('Blast');
138 $searchio_report = $factory->blastall($seq_array_ref);
139 $sbjct = $searchio_report->next_result->next_hit;
140 $hsp = $sbjct->next_hsp;
141 is $hsp->score, $testresults[$testcount++];
143 ok $sbjct = $searchio_report->next_result->next_hit;
144 $hsp = $sbjct->next_hsp;
145 is $hsp->score, $testresults[$testcount++];
147 @params = ('-verbose' => $verbose, 'program' => 'blastp');
148 $factory = Bio::Tools::Run::StandAloneBlast->new(@params);
150 $str = Bio::SeqIO->new(-file => test_input_file('amino.fa'),
151 -format => 'Fasta' );
152 $seq3 = $str->next_seq();
153 $seq4 = $str->next_seq();
155 $factory->_READMETHOD('Blast');
156 my $bl2seq_report = $factory->bl2seq($seq3, $seq4);
157 $hsp = $bl2seq_report->next_result->next_hit->next_hsp;
158 is $hsp->hit->start, $testresults[$testcount++], "creating/parsing SearchIO bl2seq report object";
162 my $amino_database_file = File::Spec->catfile($Bio::Tools::Run::StandAloneBlast::DATADIR, $amino_database);
164 skip "Database $amino_database not found, skipping tests on it", 3 unless -e $amino_database_file;
166 @params = ('database' => $amino_database, '-verbose' => $verbose);
167 $factory = Bio::Tools::Run::StandAloneBlast->new(@params);
170 $factory->j($iter); # 'j' is blast parameter for # of iterations
171 my $new_iter = $factory->j();
172 is $new_iter, 2, "set blast parameter";
174 my $blast_report = $factory->blastpgp($seq3)->next_result;
175 is $blast_report->number_of_iterations, $testresults[$testcount];
177 $factory->_READMETHOD('blast_pull');
179 $factory->j($iter); # 'j' is blast parameter for # of iterations
180 $new_iter = $factory->j();
181 is $new_iter, $iter, "set blast parameter";