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package vcfgo
import (
"bytes"
"io"
"strings"
. "gopkg.in/check.v1"
)
var sampleStr = `##fileformat=VCFv4.2
##fileDate=20090805
##source=myImputationProgramV3.1
##reference=file:///seq/references/1000GenomesPilot-NCBI36.fasta
##contig=<ID=20,length=62435964,assembly=B36,md5=f126cdf8a6e0c7f379d618ff66beb2da,species="Homo sapiens",taxonomy=x>
##phasing=partial
##INFO=<ID=AF,Number=A,Type=Float,Description="Allele Frequency">
##SAMPLE=<ID=Blood,Genomes=Germline,Mixture=1.,Description="Patient germline genome">
##SAMPLE=<ID=TissueSample,Genomes=Germline;Tumor,Mixture=.3;.7,Description="Patient germline genome;Patient tumor genome">
##PEDIGREE=<Name_0=G0-ID,Name_1=G1-ID,Name_N=GN-ID>
##PEDIGREE=<Name_0=G1-ID,Name_1=G1-ID,Name_N=GN-ID>
#CHROM POS ID REF ALT QUAL FILTER INFO FORMAT BLOOD TISSUE`
type SampleSuite struct {
reader io.Reader
}
var _ = Suite(&SampleSuite{})
func (s *SampleSuite) SetUpTest(c *C) {
s.reader = strings.NewReader(sampleStr)
}
func (s *SampleSuite) TestReaderHeaderSamples(c *C) {
v, err := NewReader(s.reader, false)
c.Assert(err, IsNil)
c.Assert(v.Header.SampleNames, DeepEquals, []string{"BLOOD", "TISSUE"})
}
func (s *SampleSuite) TestReaderSamples(c *C) {
v, err := NewReader(s.reader, false)
c.Assert(err, IsNil)
samps := v.Header.Samples
c.Assert(len(samps), Equals, 2)
for _, k := range []string{"Blood", "TissueSample"} {
_, ok := samps[k]
c.Assert(ok, Equals, true)
}
}
func (s *SampleSuite) TestWriterSamples(c *C) {
r, err := NewReader(s.reader, false)
c.Assert(err, IsNil)
var wtr bytes.Buffer
_, err = NewWriter(&wtr, r.Header)
c.Assert(err, IsNil)
str := wtr.String()
c.Assert(strings.Contains(str, "\n##SAMPLE=<ID=Blood,"), Equals, true)
c.Assert(strings.Contains(str, "\n##SAMPLE=<ID=TissueSample,"), Equals, true)
}
func (s *SampleSuite) TestWriterPedigree(c *C) {
r, err := NewReader(s.reader, false)
c.Assert(err, IsNil)
var wtr bytes.Buffer
_, err = NewWriter(&wtr, r.Header)
c.Assert(err, IsNil)
str := wtr.String()
c.Assert(strings.Contains(str, "\n##PEDIGREE=<Name_0=G0-ID,"), Equals, true)
c.Assert(strings.Contains(str, "\n##PEDIGREE=<Name_0=G1-ID,"), Equals, true)
}
func (s *SampleSuite) TestSampleRefDepth(c *C) {
sg := NewSampleGenotype()
sg.Fields = map[string]string{
"AD": "22,34",
}
ref, err := sg.RefDepth()
c.Assert(err, IsNil)
c.Assert(ref, Equals, 22)
sg.Fields = map[string]string{
"AA": "22,34",
"RO": "55",
}
ref, err = sg.RefDepth()
c.Assert(err, IsNil)
c.Assert(ref, Equals, 55)
}
func (s *SampleSuite) TestSampleAltDepths(c *C) {
sg := NewSampleGenotype()
sg.Fields = map[string]string{
"AD": "22,34",
}
alts, err := sg.AltDepths()
c.Assert(err, IsNil)
c.Assert(alts, DeepEquals, []int{34})
sg.Fields = map[string]string{
"AD": "22,34,66",
}
alts, err = sg.AltDepths()
c.Assert(err, IsNil)
c.Assert(alts, DeepEquals, []int{34, 66})
sg.Fields = map[string]string{
"AA": "22,34",
"RO": "55",
"AO": "66",
}
alts, err = sg.AltDepths()
c.Assert(err, IsNil)
c.Assert(alts, DeepEquals, []int{66})
sg.Fields = map[string]string{
"AA": "22,34",
"RO": "55",
"AO": "66,88",
}
alts, err = sg.AltDepths()
c.Assert(err, IsNil)
c.Assert(alts, DeepEquals, []int{66, 88})
}
|
