From ac095bb12c4d29722b60ba9f20590fa7cfa6bc7d Mon Sep 17 00:00:00 2001 From: Máximo Cuadros Date: Tue, 8 Nov 2016 23:46:38 +0100 Subject: new plumbing package (#118) * plumbing: now core was renamed to core, and formats and clients moved inside --- formats/packfile/decoder_test.go | 182 --------------------------------------- 1 file changed, 182 deletions(-) delete mode 100644 formats/packfile/decoder_test.go (limited to 'formats/packfile/decoder_test.go') diff --git a/formats/packfile/decoder_test.go b/formats/packfile/decoder_test.go deleted file mode 100644 index aa178d7..0000000 --- a/formats/packfile/decoder_test.go +++ /dev/null @@ -1,182 +0,0 @@ -package packfile - -import ( - "io" - "testing" - - "gopkg.in/src-d/go-git.v4/core" - "gopkg.in/src-d/go-git.v4/fixtures" - "gopkg.in/src-d/go-git.v4/formats/idxfile" - "gopkg.in/src-d/go-git.v4/storage/memory" - - . "gopkg.in/check.v1" -) - -func Test(t *testing.T) { TestingT(t) } - -type ReaderSuite struct { - fixtures.Suite -} - -var _ = Suite(&ReaderSuite{}) - -func (s *ReaderSuite) TestNewDecodeNonSeekable(c *C) { - scanner := NewScanner(nil) - d, err := NewDecoder(scanner, nil) - - c.Assert(d, IsNil) - c.Assert(err, NotNil) -} - -func (s *ReaderSuite) TestDecode(c *C) { - fixtures.Basic().ByTag("packfile").Test(c, func(f *fixtures.Fixture) { - scanner := NewScanner(f.Packfile()) - storage := memory.NewStorage() - - d, err := NewDecoder(scanner, storage) - c.Assert(err, IsNil) - defer d.Close() - - ch, err := d.Decode() - c.Assert(err, IsNil) - c.Assert(ch, Equals, f.PackfileHash) - - assertObjects(c, storage, expectedHashes) - }) -} - -func (s *ReaderSuite) TestDecodeInMemory(c *C) { - fixtures.Basic().ByTag("packfile").Test(c, func(f *fixtures.Fixture) { - scanner := NewScanner(f.Packfile()) - d, err := NewDecoder(scanner, nil) - c.Assert(err, IsNil) - - ch, err := d.Decode() - c.Assert(err, IsNil) - c.Assert(ch, Equals, f.PackfileHash) - }) -} - -var expectedHashes = []string{ - "918c48b83bd081e863dbe1b80f8998f058cd8294", - "af2d6a6954d532f8ffb47615169c8fdf9d383a1a", - "1669dce138d9b841a518c64b10914d88f5e488ea", - "a5b8b09e2f8fcb0bb99d3ccb0958157b40890d69", - "b8e471f58bcbca63b07bda20e428190409c2db47", - "35e85108805c84807bc66a02d91535e1e24b38b9", - "b029517f6300c2da0f4b651b8642506cd6aaf45d", - "32858aad3c383ed1ff0a0f9bdf231d54a00c9e88", - "d3ff53e0564a9f87d8e84b6e28e5060e517008aa", - "c192bd6a24ea1ab01d78686e417c8bdc7c3d197f", - "d5c0f4ab811897cadf03aec358ae60d21f91c50d", - "49c6bb89b17060d7b4deacb7b338fcc6ea2352a9", - "cf4aa3b38974fb7d81f367c0830f7d78d65ab86b", - "9dea2395f5403188298c1dabe8bdafe562c491e3", - "586af567d0bb5e771e49bdd9434f5e0fb76d25fa", - "9a48f23120e880dfbe41f7c9b7b708e9ee62a492", - "5a877e6a906a2743ad6e45d99c1793642aaf8eda", - "c8f1d8c61f9da76f4cb49fd86322b6e685dba956", - "a8d315b2b1c615d43042c3a62402b8a54288cf5c", - "a39771a7651f97faf5c72e08224d857fc35133db", - "880cd14280f4b9b6ed3986d6671f907d7cc2a198", - "fb72698cab7617ac416264415f13224dfd7a165e", - "4d081c50e250fa32ea8b1313cf8bb7c2ad7627fd", - "eba74343e2f15d62adedfd8c883ee0262b5c8021", - "c2d30fa8ef288618f65f6eed6e168e0d514886f4", - "8dcef98b1d52143e1e2dbc458ffe38f925786bf2", - "aa9b383c260e1d05fbbf6b30a02914555e20c725", - "6ecf0ef2c2dffb796033e5a02219af86ec6584e5", - "dbd3641b371024f44d0e469a9c8f5457b0660de1", - "e8d3ffab552895c19b9fcf7aa264d277cde33881", - "7e59600739c96546163833214c36459e324bad0a", -} - -func (s *ReaderSuite) TestDecodeCRCs(c *C) { - f := fixtures.Basic().ByTag("ofs-delta").One() - - scanner := NewScanner(f.Packfile()) - storage := memory.NewStorage() - - d, err := NewDecoder(scanner, storage) - c.Assert(err, IsNil) - _, err = d.Decode() - c.Assert(err, IsNil) - - var sum uint64 - for _, crc := range d.CRCs() { - sum += uint64(crc) - } - - c.Assert(int(sum), Equals, 78022211966) -} - -func (s *ReaderSuite) TestReadObjectAt(c *C) { - f := fixtures.Basic().One() - scanner := NewScanner(f.Packfile()) - d, err := NewDecoder(scanner, nil) - c.Assert(err, IsNil) - - // when the packfile is ref-delta based, the offsets are required - if f.Is("ref-delta") { - offsets := getOffsetsFromIdx(f.Idx()) - d.SetOffsets(offsets) - } - - // the objects at reference 186, is a delta, so should be recall, - // without being read before. - obj, err := d.ReadObjectAt(186) - c.Assert(err, IsNil) - c.Assert(obj.Hash().String(), Equals, "6ecf0ef2c2dffb796033e5a02219af86ec6584e5") -} - -func (s *ReaderSuite) TestOffsets(c *C) { - f := fixtures.Basic().One() - scanner := NewScanner(f.Packfile()) - d, err := NewDecoder(scanner, nil) - c.Assert(err, IsNil) - - c.Assert(d.Offsets(), HasLen, 0) - - _, err = d.Decode() - c.Assert(err, IsNil) - - c.Assert(d.Offsets(), HasLen, 31) -} - -func (s *ReaderSuite) TestSetOffsets(c *C) { - f := fixtures.Basic().One() - scanner := NewScanner(f.Packfile()) - d, err := NewDecoder(scanner, nil) - c.Assert(err, IsNil) - - h := core.NewHash("6ecf0ef2c2dffb796033e5a02219af86ec6584e5") - d.SetOffsets(map[core.Hash]int64{h: 42}) - - o := d.Offsets() - c.Assert(o, HasLen, 1) - c.Assert(o[h], Equals, int64(42)) -} - -func assertObjects(c *C, s *memory.Storage, expects []string) { - c.Assert(len(expects), Equals, len(s.Objects)) - for _, exp := range expects { - obt, err := s.Object(core.AnyObject, core.NewHash(exp)) - c.Assert(err, IsNil) - c.Assert(obt.Hash().String(), Equals, exp) - } -} - -func getOffsetsFromIdx(r io.Reader) map[core.Hash]int64 { - idx := &idxfile.Idxfile{} - err := idxfile.NewDecoder(r).Decode(idx) - if err != nil { - panic(err) - } - - offsets := make(map[core.Hash]int64) - for _, e := range idx.Entries { - offsets[e.Hash] = int64(e.Offset) - } - - return offsets -} -- cgit