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package packp
import (
"bytes"
"strings"
"gopkg.in/src-d/go-git.v4/plumbing"
"gopkg.in/src-d/go-git.v4/plumbing/format/pktline"
"gopkg.in/src-d/go-git.v4/plumbing/protocol/packp/capability"
. "gopkg.in/check.v1"
)
type AdvRefsEncodeSuite struct{}
var _ = Suite(&AdvRefsEncodeSuite{})
func testEncode(c *C, input *AdvRefs, expected []byte) {
var buf bytes.Buffer
c.Assert(input.Encode(&buf), IsNil)
obtained := buf.Bytes()
comment := Commentf("\nobtained = %s\nexpected = %s\n", string(obtained), string(expected))
c.Assert(obtained, DeepEquals, expected, comment)
}
func (s *AdvRefsEncodeSuite) TestZeroValue(c *C) {
ar := &AdvRefs{}
expected := pktlines(c,
"0000000000000000000000000000000000000000 capabilities^{}\x00\n",
pktline.FlushString,
)
testEncode(c, ar, expected)
}
func (s *AdvRefsEncodeSuite) TestHead(c *C) {
hash := plumbing.NewHash("6ecf0ef2c2dffb796033e5a02219af86ec6584e5")
ar := &AdvRefs{
Head: &hash,
}
expected := pktlines(c,
"6ecf0ef2c2dffb796033e5a02219af86ec6584e5 HEAD\x00\n",
pktline.FlushString,
)
testEncode(c, ar, expected)
}
func (s *AdvRefsEncodeSuite) TestCapsNoHead(c *C) {
capabilities := capability.NewList()
capabilities.Add(capability.MultiACK)
capabilities.Add(capability.OFSDelta)
capabilities.Add(capability.SymRef, "HEAD:/refs/heads/master")
ar := &AdvRefs{
Capabilities: capabilities,
}
expected := pktlines(c,
"0000000000000000000000000000000000000000 capabilities^{}\x00multi_ack ofs-delta symref=HEAD:/refs/heads/master\n",
pktline.FlushString,
)
testEncode(c, ar, expected)
}
func (s *AdvRefsEncodeSuite) TestCapsWithHead(c *C) {
hash := plumbing.NewHash("6ecf0ef2c2dffb796033e5a02219af86ec6584e5")
capabilities := capability.NewList()
capabilities.Add(capability.MultiACK)
capabilities.Add(capability.OFSDelta)
capabilities.Add(capability.SymRef, "HEAD:/refs/heads/master")
ar := &AdvRefs{
Head: &hash,
Capabilities: capabilities,
}
expected := pktlines(c,
"6ecf0ef2c2dffb796033e5a02219af86ec6584e5 HEAD\x00multi_ack ofs-delta symref=HEAD:/refs/heads/master\n",
pktline.FlushString,
)
testEncode(c, ar, expected)
}
func (s *AdvRefsEncodeSuite) TestRefs(c *C) {
references := map[string]plumbing.Hash{
"refs/heads/master": plumbing.NewHash("a6930aaee06755d1bdcfd943fbf614e4d92bb0c7"),
"refs/tags/v2.6.12-tree": plumbing.NewHash("1111111111111111111111111111111111111111"),
"refs/tags/v2.7.13-tree": plumbing.NewHash("3333333333333333333333333333333333333333"),
"refs/tags/v2.6.13-tree": plumbing.NewHash("2222222222222222222222222222222222222222"),
"refs/tags/v2.6.11-tree": plumbing.NewHash("5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c"),
}
ar := &AdvRefs{
References: references,
}
expected := pktlines(c,
"a6930aaee06755d1bdcfd943fbf614e4d92bb0c7 refs/heads/master\x00\n",
"5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11-tree\n",
"1111111111111111111111111111111111111111 refs/tags/v2.6.12-tree\n",
"2222222222222222222222222222222222222222 refs/tags/v2.6.13-tree\n",
"3333333333333333333333333333333333333333 refs/tags/v2.7.13-tree\n",
pktline.FlushString,
)
testEncode(c, ar, expected)
}
func (s *AdvRefsEncodeSuite) TestPeeled(c *C) {
references := map[string]plumbing.Hash{
"refs/heads/master": plumbing.NewHash("a6930aaee06755d1bdcfd943fbf614e4d92bb0c7"),
"refs/tags/v2.6.12-tree": plumbing.NewHash("1111111111111111111111111111111111111111"),
"refs/tags/v2.7.13-tree": plumbing.NewHash("3333333333333333333333333333333333333333"),
"refs/tags/v2.6.13-tree": plumbing.NewHash("2222222222222222222222222222222222222222"),
"refs/tags/v2.6.11-tree": plumbing.NewHash("5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c"),
}
peeled := map[string]plumbing.Hash{
"refs/tags/v2.7.13-tree": plumbing.NewHash("4444444444444444444444444444444444444444"),
"refs/tags/v2.6.12-tree": plumbing.NewHash("5555555555555555555555555555555555555555"),
}
ar := &AdvRefs{
References: references,
Peeled: peeled,
}
expected := pktlines(c,
"a6930aaee06755d1bdcfd943fbf614e4d92bb0c7 refs/heads/master\x00\n",
"5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11-tree\n",
"1111111111111111111111111111111111111111 refs/tags/v2.6.12-tree\n",
"5555555555555555555555555555555555555555 refs/tags/v2.6.12-tree^{}\n",
"2222222222222222222222222222222222222222 refs/tags/v2.6.13-tree\n",
"3333333333333333333333333333333333333333 refs/tags/v2.7.13-tree\n",
"4444444444444444444444444444444444444444 refs/tags/v2.7.13-tree^{}\n",
pktline.FlushString,
)
testEncode(c, ar, expected)
}
func (s *AdvRefsEncodeSuite) TestShallow(c *C) {
shallows := []plumbing.Hash{
plumbing.NewHash("1111111111111111111111111111111111111111"),
plumbing.NewHash("4444444444444444444444444444444444444444"),
plumbing.NewHash("3333333333333333333333333333333333333333"),
plumbing.NewHash("2222222222222222222222222222222222222222"),
}
ar := &AdvRefs{
Shallows: shallows,
}
expected := pktlines(c,
"0000000000000000000000000000000000000000 capabilities^{}\x00\n",
"shallow 1111111111111111111111111111111111111111\n",
"shallow 2222222222222222222222222222222222222222\n",
"shallow 3333333333333333333333333333333333333333\n",
"shallow 4444444444444444444444444444444444444444\n",
pktline.FlushString,
)
testEncode(c, ar, expected)
}
func (s *AdvRefsEncodeSuite) TestAll(c *C) {
hash := plumbing.NewHash("6ecf0ef2c2dffb796033e5a02219af86ec6584e5")
capabilities := capability.NewList()
capabilities.Add(capability.MultiACK)
capabilities.Add(capability.OFSDelta)
capabilities.Add(capability.SymRef, "HEAD:/refs/heads/master")
references := map[string]plumbing.Hash{
"refs/heads/master": plumbing.NewHash("a6930aaee06755d1bdcfd943fbf614e4d92bb0c7"),
"refs/tags/v2.6.12-tree": plumbing.NewHash("1111111111111111111111111111111111111111"),
"refs/tags/v2.7.13-tree": plumbing.NewHash("3333333333333333333333333333333333333333"),
"refs/tags/v2.6.13-tree": plumbing.NewHash("2222222222222222222222222222222222222222"),
"refs/tags/v2.6.11-tree": plumbing.NewHash("5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c"),
}
peeled := map[string]plumbing.Hash{
"refs/tags/v2.7.13-tree": plumbing.NewHash("4444444444444444444444444444444444444444"),
"refs/tags/v2.6.12-tree": plumbing.NewHash("5555555555555555555555555555555555555555"),
}
shallows := []plumbing.Hash{
plumbing.NewHash("1111111111111111111111111111111111111111"),
plumbing.NewHash("4444444444444444444444444444444444444444"),
plumbing.NewHash("3333333333333333333333333333333333333333"),
plumbing.NewHash("2222222222222222222222222222222222222222"),
}
ar := &AdvRefs{
Head: &hash,
Capabilities: capabilities,
References: references,
Peeled: peeled,
Shallows: shallows,
}
expected := pktlines(c,
"6ecf0ef2c2dffb796033e5a02219af86ec6584e5 HEAD\x00multi_ack ofs-delta symref=HEAD:/refs/heads/master\n",
"a6930aaee06755d1bdcfd943fbf614e4d92bb0c7 refs/heads/master\n",
"5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11-tree\n",
"1111111111111111111111111111111111111111 refs/tags/v2.6.12-tree\n",
"5555555555555555555555555555555555555555 refs/tags/v2.6.12-tree^{}\n",
"2222222222222222222222222222222222222222 refs/tags/v2.6.13-tree\n",
"3333333333333333333333333333333333333333 refs/tags/v2.7.13-tree\n",
"4444444444444444444444444444444444444444 refs/tags/v2.7.13-tree^{}\n",
"shallow 1111111111111111111111111111111111111111\n",
"shallow 2222222222222222222222222222222222222222\n",
"shallow 3333333333333333333333333333333333333333\n",
"shallow 4444444444444444444444444444444444444444\n",
pktline.FlushString,
)
testEncode(c, ar, expected)
}
func (s *AdvRefsEncodeSuite) TestErrorTooLong(c *C) {
references := map[string]plumbing.Hash{
strings.Repeat("a", pktline.MaxPayloadSize): plumbing.NewHash("a6930aaee06755d1bdcfd943fbf614e4d92bb0c7"),
}
ar := &AdvRefs{
References: references,
}
var buf bytes.Buffer
err := ar.Encode(&buf)
c.Assert(err, ErrorMatches, ".*payload is too long.*")
}
|
