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Substraction of PackageRefLists.

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This commit is contained in:
Andrey Smirnov
2014-02-11 18:52:30 +04:00
parent 7be4404a87
commit 6b02b18c8e
2 changed files with 60 additions and 0 deletions
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debian/list_test.go
Vendored
+22
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@@ -326,6 +326,28 @@ func (s *PackageListSuite) TestPackageRefListForeach(c *C) {
c.Check(err, Equals, e)
}
func (s *PackageListSuite) TestSubstract(c *C) {
r1 := []byte("r1")
r2 := []byte("r2")
r3 := []byte("r3")
r4 := []byte("r4")
r5 := []byte("r5")
empty := &PackageRefList{Refs: [][]byte{}}
l1 := &PackageRefList{Refs: [][]byte{r1, r2, r3, r4}}
l2 := &PackageRefList{Refs: [][]byte{r1, r3}}
l3 := &PackageRefList{Refs: [][]byte{r2, r4}}
l4 := &PackageRefList{Refs: [][]byte{r4, r5}}
l5 := &PackageRefList{Refs: [][]byte{r1, r2, r3}}
c.Check(l1.Substract(empty), DeepEquals, l1)
c.Check(l1.Substract(l2), DeepEquals, l3)
c.Check(l1.Substract(l3), DeepEquals, l2)
c.Check(l1.Substract(l4), DeepEquals, l5)
c.Check(empty.Substract(l1), DeepEquals, empty)
c.Check(l2.Substract(l3), DeepEquals, l2)
}
func (s *PackageListSuite) TestDiff(c *C) {
db, _ := database.OpenDB(c.MkDir())
coll := NewPackageCollection(db)