package revlist import ( "testing" "github.com/go-git/go-git/v5/plumbing" "github.com/go-git/go-git/v5/plumbing/cache" "github.com/go-git/go-git/v5/plumbing/object" "github.com/go-git/go-git/v5/plumbing/storer" "github.com/go-git/go-git/v5/storage/filesystem" fixtures "github.com/go-git/go-git-fixtures/v4" . "gopkg.in/check.v1" ) func Test(t *testing.T) { TestingT(t) } type RevListSuite struct { fixtures.Suite Storer storer.EncodedObjectStorer } var _ = Suite(&RevListSuite{}) const ( initialCommit = "b029517f6300c2da0f4b651b8642506cd6aaf45d" secondCommit = "b8e471f58bcbca63b07bda20e428190409c2db47" someCommit = "918c48b83bd081e863dbe1b80f8998f058cd8294" someCommitBranch = "e8d3ffab552895c19b9fcf7aa264d277cde33881" someCommitOtherBranch = "6ecf0ef2c2dffb796033e5a02219af86ec6584e5" ) // Created using: git log --graph --oneline --all // // Basic fixture repository commits tree: // // * 6ecf0ef vendor stuff // | * e8d3ffa some code in a branch // |/ // * 918c48b some code // * af2d6a6 some json // * 1669dce Merge branch 'master' // |\ // | * a5b8b09 Merge pull request #1 // | |\ // | | * b8e471f Creating changelog // | |/ // * | 35e8510 binary file // |/ // * b029517 Initial commit func (s *RevListSuite) SetUpTest(c *C) { sto := filesystem.NewStorage(fixtures.Basic().One().DotGit(), cache.NewObjectLRUDefault()) s.Storer = sto } func (s *RevListSuite) TestRevListObjects_Submodules(c *C) { submodules := map[string]bool{ "6ecf0ef2c2dffb796033e5a02219af86ec6584e5": true, } sto := filesystem.NewStorage(fixtures.ByTag("submodule").One().DotGit(), cache.NewObjectLRUDefault()) ref, err := storer.ResolveReference(sto, plumbing.HEAD) c.Assert(err, IsNil) revList, err := Objects(sto, []plumbing.Hash{ref.Hash()}, nil) c.Assert(err, IsNil) for _, h := range revList { c.Assert(submodules[h.String()], Equals, false) } } // --- // | |\ // | | * b8e471f Creating changelog // | |/ // * | 35e8510 binary file // |/ // * b029517 Initial commit func (s *RevListSuite) TestRevListObjects(c *C) { revList := map[string]bool{ "b8e471f58bcbca63b07bda20e428190409c2db47": true, // second commit "c2d30fa8ef288618f65f6eed6e168e0d514886f4": true, // init tree "d3ff53e0564a9f87d8e84b6e28e5060e517008aa": true, // CHANGELOG } localHist, err := Objects(s.Storer, []plumbing.Hash{plumbing.NewHash(initialCommit)}, nil) c.Assert(err, IsNil) remoteHist, err := Objects(s.Storer, []plumbing.Hash{plumbing.NewHash(secondCommit)}, localHist) c.Assert(err, IsNil) for _, h := range remoteHist { c.Assert(revList[h.String()], Equals, true) } c.Assert(len(remoteHist), Equals, len(revList)) } func (s *RevListSuite) TestRevListObjectsTagObject(c *C) { sto := filesystem.NewStorage( fixtures.ByTag("tags"). ByURL("https://github.com/git-fixtures/tags.git").One().DotGit(), cache.NewObjectLRUDefault()) expected := map[string]bool{ "70846e9a10ef7b41064b40f07713d5b8b9a8fc73": true, "e69de29bb2d1d6434b8b29ae775ad8c2e48c5391": true, "ad7897c0fb8e7d9a9ba41fa66072cf06095a6cfc": true, "f7b877701fbf855b44c0a9e86f3fdce2c298b07f": true, } hist, err := Objects(sto, []plumbing.Hash{plumbing.NewHash("ad7897c0fb8e7d9a9ba41fa66072cf06095a6cfc")}, nil) c.Assert(err, IsNil) for _, h := range hist { c.Assert(expected[h.String()], Equals, true) } c.Assert(len(hist), Equals, len(expected)) } func (s *RevListSuite) TestRevListObjectsWithStorageForIgnores(c *C) { sto := filesystem.NewStorage( fixtures.ByTag("merge-conflict").One().DotGit(), cache.NewObjectLRUDefault()) // The "merge-conflict" repo has one extra commit in it, with a // two files modified in two different subdirs. expected := map[string]bool{ "1980fcf55330d9d94c34abee5ab734afecf96aba": true, // commit "73d9cf44e9045254346c73f6646b08f9302c8570": true, // root dir "e8435d512a98586bd2e4fcfcdf04101b0bb1b500": true, // go/ "257cc5642cb1a054f08cc83f2d943e56fd3ebe99": true, // haskal.hs "d499a1a0b79b7d87a35155afd0c1cce78b37a91c": true, // example.go "d108adc364fb6f21395d011ae2c8a11d96905b0d": true, // haskal/ } hist, err := ObjectsWithStorageForIgnores(sto, s.Storer, []plumbing.Hash{plumbing.NewHash("1980fcf55330d9d94c34abee5ab734afecf96aba")}, []plumbing.Hash{plumbing.NewHash("6ecf0ef2c2dffb796033e5a02219af86ec6584e5")}) c.Assert(err, IsNil) for _, h := range hist { c.Assert(expected[h.String()], Equals, true) } c.Assert(len(hist), Equals, len(expected)) } // --- // | |\ // | | * b8e471f Creating changelog // | |/ // * | 35e8510 binary file // |/ // * b029517 Initial commit func (s *RevListSuite) TestRevListObjectsWithBlobsAndTrees(c *C) { revList := map[string]bool{ "b8e471f58bcbca63b07bda20e428190409c2db47": true, // second commit } localHist, err := Objects(s.Storer, []plumbing.Hash{ plumbing.NewHash(initialCommit), plumbing.NewHash("c2d30fa8ef288618f65f6eed6e168e0d514886f4"), plumbing.NewHash("d3ff53e0564a9f87d8e84b6e28e5060e517008aa"), }, nil) c.Assert(err, IsNil) remoteHist, err := Objects(s.Storer, []plumbing.Hash{plumbing.NewHash(secondCommit)}, localHist) c.Assert(err, IsNil) for _, h := range remoteHist { c.Assert(revList[h.String()], Equals, true) } c.Assert(len(remoteHist), Equals, len(revList)) } func (s *RevListSuite) TestRevListObjectsReverse(c *C) { localHist, err := Objects(s.Storer, []plumbing.Hash{plumbing.NewHash(secondCommit)}, nil) c.Assert(err, IsNil) remoteHist, err := Objects(s.Storer, []plumbing.Hash{plumbing.NewHash(initialCommit)}, localHist) c.Assert(err, IsNil) c.Assert(len(remoteHist), Equals, 0) } func (s *RevListSuite) TestRevListObjectsSameCommit(c *C) { localHist, err := Objects(s.Storer, []plumbing.Hash{plumbing.NewHash(secondCommit)}, nil) c.Assert(err, IsNil) remoteHist, err := Objects(s.Storer, []plumbing.Hash{plumbing.NewHash(secondCommit)}, localHist) c.Assert(err, IsNil) c.Assert(len(remoteHist), Equals, 0) } // * 6ecf0ef vendor stuff // | * e8d3ffa some code in a branch // |/ // * 918c48b some code // ----- func (s *RevListSuite) TestRevListObjectsNewBranch(c *C) { localHist, err := Objects(s.Storer, []plumbing.Hash{plumbing.NewHash(someCommit)}, nil) c.Assert(err, IsNil) remoteHist, err := Objects( s.Storer, []plumbing.Hash{ plumbing.NewHash(someCommitBranch), plumbing.NewHash(someCommitOtherBranch)}, localHist) c.Assert(err, IsNil) revList := map[string]bool{ "a8d315b2b1c615d43042c3a62402b8a54288cf5c": true, // init tree "cf4aa3b38974fb7d81f367c0830f7d78d65ab86b": true, // vendor folder "9dea2395f5403188298c1dabe8bdafe562c491e3": true, // foo.go "e8d3ffab552895c19b9fcf7aa264d277cde33881": true, // branch commit "dbd3641b371024f44d0e469a9c8f5457b0660de1": true, // init tree "7e59600739c96546163833214c36459e324bad0a": true, // README "6ecf0ef2c2dffb796033e5a02219af86ec6584e5": true, // otherBranch commit } for _, h := range remoteHist { c.Assert(revList[h.String()], Equals, true) } c.Assert(len(remoteHist), Equals, len(revList)) } // This tests will ensure that a5b8b09 and b8e471f will be visited even if // 35e8510 has already been visited and will not stop iterating until they // have been as well. // // * af2d6a6 some json // * 1669dce Merge branch 'master' // |\ // | * a5b8b09 Merge pull request #1 // | |\ // | | * b8e471f Creating changelog // | |/ // * | 35e8510 binary file // |/ // * b029517 Initial commit func (s *RevListSuite) TestReachableObjectsNoRevisit(c *C) { obj, err := s.Storer.EncodedObject(plumbing.CommitObject, plumbing.NewHash("af2d6a6954d532f8ffb47615169c8fdf9d383a1a")) c.Assert(err, IsNil) do, err := object.DecodeObject(s.Storer, obj) c.Assert(err, IsNil) commit, ok := do.(*object.Commit) c.Assert(ok, Equals, true) var visited []plumbing.Hash err = reachableObjects( commit, map[plumbing.Hash]bool{ plumbing.NewHash("35e85108805c84807bc66a02d91535e1e24b38b9"): true, }, map[plumbing.Hash]bool{ plumbing.NewHash("35e85108805c84807bc66a02d91535e1e24b38b9"): true, }, nil, func(h plumbing.Hash) { obj, err := s.Storer.EncodedObject(plumbing.AnyObject, h) c.Assert(err, IsNil) do, err := object.DecodeObject(s.Storer, obj) c.Assert(err, IsNil) if _, ok := do.(*object.Commit); ok { visited = append(visited, h) } }, ) c.Assert(err, IsNil) c.Assert(visited, DeepEquals, []plumbing.Hash{ plumbing.NewHash("af2d6a6954d532f8ffb47615169c8fdf9d383a1a"), plumbing.NewHash("1669dce138d9b841a518c64b10914d88f5e488ea"), plumbing.NewHash("a5b8b09e2f8fcb0bb99d3ccb0958157b40890d69"), plumbing.NewHash("b029517f6300c2da0f4b651b8642506cd6aaf45d"), plumbing.NewHash("b8e471f58bcbca63b07bda20e428190409c2db47"), }) }