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Revert "Revert "Stabilize ordering graph""

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This reverts commit 2b23016a51.
This commit is contained in:
Ettore Di Giacinto
2020-11-02 15:43:35 +01:00
parent 2b23016a51
commit 102a788c91
2 changed files with 43 additions and 2 deletions
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32
pkg/solver/decoder_test.go
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@@ -388,5 +388,37 @@ var _ = Describe("Decoder", func() {
Expect(solution4.Drop(Y).AssertionHash()).To(Equal(solution4.HashFrom(Y)))
})
for index := 0; index < 300; index++ { // Just to make sure we don't have false positives
It("Always same solution", func() {
X := pkg.NewPackage("X", "", []*pkg.DefaultPackage{}, []*pkg.DefaultPackage{})
Y := pkg.NewPackage("Y", "", []*pkg.DefaultPackage{X}, []*pkg.DefaultPackage{})
Z := pkg.NewPackage("Z", "", []*pkg.DefaultPackage{X}, []*pkg.DefaultPackage{})
W := pkg.NewPackage("W", "", []*pkg.DefaultPackage{Z, Y}, []*pkg.DefaultPackage{})
for _, p := range []pkg.Package{X, Y, Z} {
_, err := dbDefinitions.CreatePackage(p)
Expect(err).ToNot(HaveOccurred())
}
for _, p := range []pkg.Package{} {
_, err := dbInstalled.CreatePackage(p)
Expect(err).ToNot(HaveOccurred())
}
solution, err := s.Install([]pkg.Package{W})
Expect(err).ToNot(HaveOccurred())
orderW, err := solution.Order(dbDefinitions, W.GetFingerPrint())
Expect(err).ToNot(HaveOccurred())
Expect(orderW[0].Package.GetName()).To(Equal("X"))
Expect(orderW[1].Package.GetName()).To(Equal("Y"))
Expect(orderW[2].Package.GetName()).To(Equal("Z"))
Expect(orderW[3].Package.GetName()).To(Equal("W"))
})
}
})
})