func (s *S) TestBaseOrientationOf(c *check.C) {
for _, t := range orientationTests {
ori, ref := feat.BaseOrientationOf(t.f)
c.Check(ori, check.Equals, t.ori)
c.Check(ref, check.Equals, t.ref)
}
// Check that we find the same reference where possible.
_, refGeneA := feat.BaseOrientationOf(geneA)
_, refGeneB := feat.BaseOrientationOf(geneB)
c.Check(refGeneA, check.Equals, refGeneB)
// Check that unorientable features return different reference features.
_, refOpA := feat.BaseOrientationOf(opA)
_, refOpB := feat.BaseOrientationOf(opB)
c.Check(refOpA, check.Not(check.Equals), refOpB)
_, refChrom1 := feat.BaseOrientationOf(chrom1)
_, refChrom2 := feat.BaseOrientationOf(chrom2)
c.Check(refChrom1, check.Not(check.Equals), refChrom2)
// Check we detect cycles.
var cycle ori
cycle.orient = feat.Forward
cycle.loc = &cycle
c.Check(func() { feat.BaseOrientationOf(cycle) }, check.Panics, "feat: feature chain too long")
}
func (s *S) TestBaseOrientationOf(c *check.C) {
for _, t := range orientationTests {
ori, ref := feat.BaseOrientationOf(t.f)
c.Check(ori, check.Equals, t.baseOri)
c.Check(ref, check.Equals, t.ref)
}
// Check that we find the same reference where possible.
_, ref1 := feat.BaseOrientationOf(orfA)
_, ref2 := feat.BaseOrientationOf(antiA)
c.Check(ref1, check.Equals, ref2)
_, ref1 = feat.BaseOrientationOf(orfA)
_, ref2 = feat.BaseOrientationOf(orfB)
c.Check(ref1, check.Equals, ref2)
_, ref1 = feat.BaseOrientationOf(freeOri1)
_, ref2 = feat.BaseOrientationOf(freeOri2)
c.Check(ref1, check.Not(check.Equals), ref2)
// Check we detect cycles.
var cycle ori
cycle.orient = feat.Forward
cycle.loc = &cycle
c.Check(func() { feat.BaseOrientationOf(cycle) }, check.Panics, "feat: feature chain too long")
}