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Make recipes idempotent, allowing to load multiple trees

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This commit is contained in:
Ettore Di Giacinto
2020-03-15 13:31:12 +01:00
parent f02c54a274
commit 6f138811dd
5 changed files with 65 additions and 9 deletions
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56
pkg/tree/tree_test.go
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@@ -96,4 +96,60 @@ var _ = Describe("Tree", func() {
})
})
Context("Multiple trees", func() {
It("Merges", func() {
for index := 0; index < 300; index++ { // Just to make sure we don't have false positives
db := pkg.NewInMemoryDatabase(false)
generalRecipe := NewCompilerRecipe(db)
tmpdir, err := ioutil.TempDir("", "package")
Expect(err).ToNot(HaveOccurred())
defer os.RemoveAll(tmpdir) // clean up
err = generalRecipe.Load("../../tests/fixtures/buildableseed")
Expect(err).ToNot(HaveOccurred())
Expect(len(generalRecipe.GetDatabase().World())).To(Equal(4))
err = generalRecipe.Load("../../tests/fixtures/layers")
Expect(err).ToNot(HaveOccurred())
Expect(len(generalRecipe.GetDatabase().World())).To(Equal(6))
extra, err := generalRecipe.GetDatabase().FindPackage(&pkg.DefaultPackage{Name: "extra", Category: "layer", Version: "1.0"})
Expect(err).ToNot(HaveOccurred())
Expect(extra).ToNot(BeNil())
D, err := generalRecipe.GetDatabase().FindPackage(&pkg.DefaultPackage{Name: "d", Category: "test", Version: "1.0"})
Expect(err).ToNot(HaveOccurred())
Expect(D.GetRequires()[0].GetName()).To(Equal("c"))
CfromD, err := generalRecipe.GetDatabase().FindPackage(D.GetRequires()[0])
Expect(err).ToNot(HaveOccurred())
Expect(len(CfromD.GetRequires()) != 0).To(BeTrue())
Expect(CfromD.GetRequires()[0].GetName()).To(Equal("b"))
s := solver.NewSolver(pkg.NewInMemoryDatabase(false), generalRecipe.GetDatabase(), db)
Dd, err := generalRecipe.GetDatabase().FindPackage(&pkg.DefaultPackage{Name: "d", Category: "test", Version: "1.0"})
Expect(err).ToNot(HaveOccurred())
solution, err := s.Install([]pkg.Package{Dd})
Expect(err).ToNot(HaveOccurred())
solution = solution.Order(generalRecipe.GetDatabase(), Dd.GetFingerPrint())
pack, err := generalRecipe.GetDatabase().FindPackage(&pkg.DefaultPackage{Name: "a", Category: "test", Version: "1.0"})
Expect(err).ToNot(HaveOccurred())
base, err := generalRecipe.GetDatabase().FindPackage(&pkg.DefaultPackage{Name: "base", Category: "layer", Version: "0.2"})
Expect(err).ToNot(HaveOccurred())
Expect(solution).To(ContainElement(solver.PackageAssert{Package: pack.(*pkg.DefaultPackage), Value: false}))
Expect(solution).To(ContainElement(solver.PackageAssert{Package: D.(*pkg.DefaultPackage), Value: true}))
Expect(solution).To(ContainElement(solver.PackageAssert{Package: extra.(*pkg.DefaultPackage), Value: false}))
Expect(solution).To(ContainElement(solver.PackageAssert{Package: base.(*pkg.DefaultPackage), Value: false}))
Expect(len(solution)).To(Equal(6))
}
})
})
})