package packp import ( "bytes" "io" "io/ioutil" "srcd.works/go-git.v4/plumbing" "srcd.works/go-git.v4/plumbing/format/pktline" . "gopkg.in/check.v1" ) type UpdReqDecodeSuite struct{} var _ = Suite(&UpdReqDecodeSuite{}) func (s *UpdReqDecodeSuite) TestEmpty(c *C) { r := NewReferenceUpdateRequest() var buf bytes.Buffer c.Assert(r.Decode(&buf), Equals, ErrEmpty) c.Assert(r, DeepEquals, NewReferenceUpdateRequest()) } func (s *UpdReqDecodeSuite) TestInvalidPktlines(c *C) { r := NewReferenceUpdateRequest() input := bytes.NewReader([]byte("xxxxxxxxxx")) c.Assert(r.Decode(input), ErrorMatches, "invalid pkt-len found") } func (s *UpdReqDecodeSuite) TestInvalidShadow(c *C) { payloads := []string{ "shallow", "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref\x00", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "^malformed request: invalid shallow line length: expected 48, got 7$") payloads = []string{ "shallow ", "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref\x00", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "^malformed request: invalid shallow line length: expected 48, got 8$") payloads = []string{ "shallow 1ecf0ef2c2dffb796033e5a02219af86ec65", "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref\x00", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "^malformed request: invalid shallow line length: expected 48, got 44$") payloads = []string{ "shallow 1ecf0ef2c2dffb796033e5a02219af86ec6584e54", "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref\x00", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "^malformed request: invalid shallow line length: expected 48, got 49$") payloads = []string{ "shallow 1ecf0ef2c2dffb796033e5a02219af86ec6584eu", "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref\x00", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "^malformed request: invalid shallow object id: invalid hash: .*") } func (s *UpdReqDecodeSuite) TestMalformedCommand(c *C) { payloads := []string{ "1ecf0ef2c2dffb796033e5a02219af86ec6584e5x2ecf0ef2c2dffb796033e5a02219af86ec6584e5xmyref\x00", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "^malformed request: malformed command: EOF$") payloads = []string{ "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref\x00", "1ecf0ef2c2dffb796033e5a02219af86ec6584e5x2ecf0ef2c2dffb796033e5a02219af86ec6584e5xmyref", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "^malformed request: malformed command: EOF$") } func (s *UpdReqDecodeSuite) TestInvalidCommandInvalidHash(c *C) { payloads := []string{ "1ecf0ef2c2dffb796033e5a02219af86ec6584e 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref\x00", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "^malformed request: invalid old object id: invalid hash size: expected 40, got 39$") payloads = []string{ "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e myref\x00", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "^malformed request: invalid new object id: invalid hash size: expected 40, got 39$") payloads = []string{ "1ecf0ef2c2dffb796033e5a02219af86e 2ecf0ef2c2dffb796033e5a02219af86ec6 m\x00", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "^malformed request: invalid command and capabilities line length: expected at least 84, got 72$") payloads = []string{ "1ecf0ef2c2dffb796033e5a02219af86ec6584eu 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref\x00", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "^malformed request: invalid old object id: invalid hash: .*$") payloads = []string{ "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584eu myref\x00", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "^malformed request: invalid new object id: invalid hash: .*$") } func (s *UpdReqDecodeSuite) TestInvalidCommandMissingNullDelimiter(c *C) { payloads := []string{ "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "capabilities delimiter not found") } func (s *UpdReqDecodeSuite) TestInvalidCommandMissingName(c *C) { payloads := []string{ "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5\x00", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "^malformed request: invalid command and capabilities line length: expected at least 84, got 82$") payloads = []string{ "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 \x00", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "^malformed request: invalid command and capabilities line length: expected at least 84, got 83$") payloads = []string{ "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref\x00", "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "^malformed request: invalid command line length: expected at least 83, got 81$") payloads = []string{ "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref\x00", "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 ", pktline.FlushString, } s.testDecoderErrorMatches(c, toPktLines(c, payloads), "^malformed request: invalid command line length: expected at least 83, got 82$") } func (s *UpdReqDecodeSuite) TestOneUpdateCommand(c *C) { hash1 := plumbing.NewHash("1ecf0ef2c2dffb796033e5a02219af86ec6584e5") hash2 := plumbing.NewHash("2ecf0ef2c2dffb796033e5a02219af86ec6584e5") name := plumbing.ReferenceName("myref") expected := NewReferenceUpdateRequest() expected.Commands = []*Command{ {Name: name, Old: hash1, New: hash2}, } expected.Packfile = ioutil.NopCloser(bytes.NewReader([]byte{})) payloads := []string{ "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref\x00", pktline.FlushString, } s.testDecodeOkExpected(c, expected, payloads) } func (s *UpdReqDecodeSuite) TestMultipleCommands(c *C) { hash1 := plumbing.NewHash("1ecf0ef2c2dffb796033e5a02219af86ec6584e5") hash2 := plumbing.NewHash("2ecf0ef2c2dffb796033e5a02219af86ec6584e5") expected := NewReferenceUpdateRequest() expected.Commands = []*Command{ {Name: plumbing.ReferenceName("myref1"), Old: hash1, New: hash2}, {Name: plumbing.ReferenceName("myref2"), Old: plumbing.ZeroHash, New: hash2}, {Name: plumbing.ReferenceName("myref3"), Old: hash1, New: plumbing.ZeroHash}, } expected.Packfile = ioutil.NopCloser(bytes.NewReader([]byte{})) payloads := []string{ "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref1\x00", "0000000000000000000000000000000000000000 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref2", "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 0000000000000000000000000000000000000000 myref3", pktline.FlushString, } s.testDecodeOkExpected(c, expected, payloads) } func (s *UpdReqDecodeSuite) TestMultipleCommandsAndCapabilities(c *C) { hash1 := plumbing.NewHash("1ecf0ef2c2dffb796033e5a02219af86ec6584e5") hash2 := plumbing.NewHash("2ecf0ef2c2dffb796033e5a02219af86ec6584e5") expected := NewReferenceUpdateRequest() expected.Commands = []*Command{ {Name: plumbing.ReferenceName("myref1"), Old: hash1, New: hash2}, {Name: plumbing.ReferenceName("myref2"), Old: plumbing.ZeroHash, New: hash2}, {Name: plumbing.ReferenceName("myref3"), Old: hash1, New: plumbing.ZeroHash}, } expected.Capabilities.Add("shallow") expected.Packfile = ioutil.NopCloser(bytes.NewReader([]byte{})) payloads := []string{ "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref1\x00shallow", "0000000000000000000000000000000000000000 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref2", "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 0000000000000000000000000000000000000000 myref3", pktline.FlushString, } s.testDecodeOkExpected(c, expected, payloads) } func (s *UpdReqDecodeSuite) TestMultipleCommandsAndCapabilitiesShallow(c *C) { hash1 := plumbing.NewHash("1ecf0ef2c2dffb796033e5a02219af86ec6584e5") hash2 := plumbing.NewHash("2ecf0ef2c2dffb796033e5a02219af86ec6584e5") expected := NewReferenceUpdateRequest() expected.Commands = []*Command{ {Name: plumbing.ReferenceName("myref1"), Old: hash1, New: hash2}, {Name: plumbing.ReferenceName("myref2"), Old: plumbing.ZeroHash, New: hash2}, {Name: plumbing.ReferenceName("myref3"), Old: hash1, New: plumbing.ZeroHash}, } expected.Capabilities.Add("shallow") expected.Shallow = &hash1 expected.Packfile = ioutil.NopCloser(bytes.NewReader([]byte{})) payloads := []string{ "shallow 1ecf0ef2c2dffb796033e5a02219af86ec6584e5", "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref1\x00shallow", "0000000000000000000000000000000000000000 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref2", "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 0000000000000000000000000000000000000000 myref3", pktline.FlushString, } s.testDecodeOkExpected(c, expected, payloads) } func (s *UpdReqDecodeSuite) TestWithPackfile(c *C) { hash1 := plumbing.NewHash("1ecf0ef2c2dffb796033e5a02219af86ec6584e5") hash2 := plumbing.NewHash("2ecf0ef2c2dffb796033e5a02219af86ec6584e5") name := plumbing.ReferenceName("myref") expected := NewReferenceUpdateRequest() expected.Commands = []*Command{ {Name: name, Old: hash1, New: hash2}, } packfileContent := []byte("PACKabc") expected.Packfile = ioutil.NopCloser(bytes.NewReader(packfileContent)) payloads := []string{ "1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref\x00", pktline.FlushString, } var buf bytes.Buffer e := pktline.NewEncoder(&buf) c.Assert(e.EncodeString(payloads...), IsNil) buf.Write(packfileContent) s.testDecodeOkRaw(c, expected, buf.Bytes()) } func (s *UpdReqDecodeSuite) testDecoderErrorMatches(c *C, input io.Reader, pattern string) { r := NewReferenceUpdateRequest() c.Assert(r.Decode(input), ErrorMatches, pattern) } func (s *UpdReqDecodeSuite) testDecodeOK(c *C, payloads []string) *ReferenceUpdateRequest { var buf bytes.Buffer e := pktline.NewEncoder(&buf) err := e.EncodeString(payloads...) c.Assert(err, IsNil) r := NewReferenceUpdateRequest() c.Assert(r.Decode(&buf), IsNil) return r } func (s *UpdReqDecodeSuite) testDecodeOkRaw(c *C, expected *ReferenceUpdateRequest, raw []byte) { req := NewReferenceUpdateRequest() c.Assert(req.Decode(bytes.NewBuffer(raw)), IsNil) c.Assert(req.Packfile, NotNil) s.compareReaders(c, req.Packfile, expected.Packfile) req.Packfile = nil expected.Packfile = nil c.Assert(req, DeepEquals, expected) } func (s *UpdReqDecodeSuite) testDecodeOkExpected(c *C, expected *ReferenceUpdateRequest, payloads []string) { req := s.testDecodeOK(c, payloads) c.Assert(req.Packfile, NotNil) s.compareReaders(c, req.Packfile, expected.Packfile) req.Packfile = nil expected.Packfile = nil c.Assert(req, DeepEquals, expected) } func (s *UpdReqDecodeSuite) compareReaders(c *C, a io.ReadCloser, b io.ReadCloser) { pba, err := ioutil.ReadAll(a) c.Assert(err, IsNil) c.Assert(a.Close(), IsNil) pbb, err := ioutil.ReadAll(b) c.Assert(err, IsNil) c.Assert(b.Close(), IsNil) c.Assert(pba, DeepEquals, pbb) }