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Add package ExpandedRevdeps

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This commit is contained in:
Ettore Di Giacinto 2020-04-19 11:55:13 +02:00
parent 20aa7c89f8
commit 4c2d38be59
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GPG Key ID: 1ADA699B145A2D1C
2 changed files with 92 additions and 0 deletions
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32
pkg/package/package.go
View File

@ -47,6 +47,7 @@ type Package interface {
Requires([]*DefaultPackage) Package
Conflicts([]*DefaultPackage) Package
Revdeps(PackageDatabase) Packages
ExpandedRevdeps(definitiondb PackageDatabase) Packages
LabelDeps(PackageDatabase, string) Packages
GetProvides() []*DefaultPackage
@ -416,6 +417,25 @@ func (p *DefaultPackage) Revdeps(definitiondb PackageDatabase) Packages {
return versionsInWorld
}
// ExpandedRevdeps returns the package reverse dependencies,
// matching also selectors in versions (>, <, >=, <=)
func (p *DefaultPackage) ExpandedRevdeps(definitiondb PackageDatabase) Packages {
var versionsInWorld Packages
for _, w := range definitiondb.World() {
if w.Matches(p) {
continue
}
// for _, re := range w.GetRequires() {
if ok, _ := w.RequiresContains(definitiondb, p); ok {
versionsInWorld = append(versionsInWorld, w)
versionsInWorld = append(versionsInWorld, w.ExpandedRevdeps(definitiondb)...)
}
//}
}
return versionsInWorld.Unique()
}
func (p *DefaultPackage) LabelDeps(definitiondb PackageDatabase, labelKey string) Packages {
var pkgsWithLabelInWorld Packages
// TODO: check if integrate some index to improve
@ -481,6 +501,18 @@ func (set Packages) Best(v version.Versioner) Package {
return versionsMap[sorted[len(sorted)-1]]
}
func (set Packages) Unique() Packages {
var result Packages
uniq := make(map[string]Package)
for _, p := range set {
uniq[p.GetFingerPrint()] = p
}
for _, p := range uniq {
result = append(result, p)
}
return result
}
func (pack *DefaultPackage) BuildFormula(definitiondb PackageDatabase, db PackageDatabase) ([]bf.Formula, error) {
p, err := definitiondb.FindPackage(pack)
if err != nil {

60
pkg/package/package_test.go
View File

@ -159,6 +159,66 @@ var _ = Describe("Package", func() {
})
})
Context("revdeps", func() {
a := NewPackage("A", "1.0", []*DefaultPackage{}, []*DefaultPackage{})
b := NewPackage("B", "1.0", []*DefaultPackage{&DefaultPackage{Name: "A", Version: ">=1.0"}}, []*DefaultPackage{})
c := NewPackage("C", "1.1", []*DefaultPackage{&DefaultPackage{Name: "B", Version: ">=1.0"}}, []*DefaultPackage{})
d := NewPackage("D", "0.1", []*DefaultPackage{c}, []*DefaultPackage{})
e := NewPackage("E", "0.1", []*DefaultPackage{c}, []*DefaultPackage{})
It("doesn't resolve selectors", func() {
definitions := NewInMemoryDatabase(false)
for _, p := range []Package{a, b, c, d, e} {
_, err := definitions.CreatePackage(p)
Expect(err).ToNot(HaveOccurred())
}
lst := a.Revdeps(definitions)
Expect(len(lst)).To(Equal(0))
})
})
Context("Expandedrevdeps", func() {
a := NewPackage("A", "1.0", []*DefaultPackage{}, []*DefaultPackage{})
b := NewPackage("B", "1.0", []*DefaultPackage{&DefaultPackage{Name: "A", Version: ">=1.0"}}, []*DefaultPackage{})
c := NewPackage("C", "1.1", []*DefaultPackage{&DefaultPackage{Name: "B", Version: ">=1.0"}}, []*DefaultPackage{})
d := NewPackage("D", "0.1", []*DefaultPackage{c}, []*DefaultPackage{})
e := NewPackage("E", "0.1", []*DefaultPackage{c}, []*DefaultPackage{})
It("Computes correctly", func() {
definitions := NewInMemoryDatabase(false)
for _, p := range []Package{a, b, c, d, e} {
_, err := definitions.CreatePackage(p)
Expect(err).ToNot(HaveOccurred())
}
lst := a.ExpandedRevdeps(definitions)
Expect(lst).To(ContainElement(c))
Expect(lst).To(ContainElement(d))
Expect(lst).To(ContainElement(e))
Expect(len(lst)).To(Equal(4))
})
})
Context("Expandedrevdeps", func() {
a := NewPackage("A", "1.0", []*DefaultPackage{}, []*DefaultPackage{})
b := NewPackage("B", "1.0", []*DefaultPackage{&DefaultPackage{Name: "A", Version: ">=1.0"}}, []*DefaultPackage{})
c := NewPackage("C", "1.1", []*DefaultPackage{&DefaultPackage{Name: "B", Version: ">=1.0"}}, []*DefaultPackage{})
d := NewPackage("D", "0.1", []*DefaultPackage{&DefaultPackage{Name: "C", Version: ">=1.0"}}, []*DefaultPackage{})
e := NewPackage("E", "0.1", []*DefaultPackage{&DefaultPackage{Name: "C", Version: ">=1.0"}}, []*DefaultPackage{})
It("Computes correctly", func() {
definitions := NewInMemoryDatabase(false)
for _, p := range []Package{a, b, c, d, e} {
_, err := definitions.CreatePackage(p)
Expect(err).ToNot(HaveOccurred())
}
lst := a.ExpandedRevdeps(definitions)
Expect(lst).To(ContainElement(b))
Expect(lst).To(ContainElement(c))
Expect(lst).To(ContainElement(d))
Expect(lst).To(ContainElement(e))
Expect(len(lst)).To(Equal(4))
})
})
Context("RequiresContains", func() {
a := NewPackage("A", ">=1.0", []*DefaultPackage{}, []*DefaultPackage{})
a1 := NewPackage("A", "1.0", []*DefaultPackage{a}, []*DefaultPackage{})