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package packp
import (
"bytes"
"io"
"github.com/go-git/go-git/v5/plumbing"
"github.com/go-git/go-git/v5/plumbing/format/pktline"
"github.com/go-git/go-git/v5/plumbing/protocol/packp/capability"
. "gopkg.in/check.v1"
)
type UpdReqEncodeSuite struct{}
var _ = Suite(&UpdReqEncodeSuite{})
func (s *UpdReqEncodeSuite) testEncode(c *C, input *ReferenceUpdateRequest,
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 *UpdReqEncodeSuite) TestZeroValue(c *C) {
r := &ReferenceUpdateRequest{}
var buf bytes.Buffer
c.Assert(r.Encode(&buf), Equals, ErrEmptyCommands)
r = NewReferenceUpdateRequest()
c.Assert(r.Encode(&buf), Equals, ErrEmptyCommands)
}
func (s *UpdReqEncodeSuite) TestOneUpdateCommand(c *C) {
hash1 := plumbing.NewHash("1ecf0ef2c2dffb796033e5a02219af86ec6584e5")
hash2 := plumbing.NewHash("2ecf0ef2c2dffb796033e5a02219af86ec6584e5")
name := plumbing.ReferenceName("myref")
r := NewReferenceUpdateRequest()
r.Commands = []*Command{
{Name: name, Old: hash1, New: hash2},
}
expected := pktlines(c,
"1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref\x00",
pktline.FlushString,
)
s.testEncode(c, r, expected)
}
func (s *UpdReqEncodeSuite) TestMultipleCommands(c *C) {
hash1 := plumbing.NewHash("1ecf0ef2c2dffb796033e5a02219af86ec6584e5")
hash2 := plumbing.NewHash("2ecf0ef2c2dffb796033e5a02219af86ec6584e5")
r := NewReferenceUpdateRequest()
r.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 := pktlines(c,
"1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref1\x00",
"0000000000000000000000000000000000000000 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref2",
"1ecf0ef2c2dffb796033e5a02219af86ec6584e5 0000000000000000000000000000000000000000 myref3",
pktline.FlushString,
)
s.testEncode(c, r, expected)
}
func (s *UpdReqEncodeSuite) TestMultipleCommandsAndCapabilities(c *C) {
hash1 := plumbing.NewHash("1ecf0ef2c2dffb796033e5a02219af86ec6584e5")
hash2 := plumbing.NewHash("2ecf0ef2c2dffb796033e5a02219af86ec6584e5")
r := NewReferenceUpdateRequest()
r.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},
}
r.Capabilities.Add("shallow")
expected := pktlines(c,
"1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref1\x00shallow",
"0000000000000000000000000000000000000000 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref2",
"1ecf0ef2c2dffb796033e5a02219af86ec6584e5 0000000000000000000000000000000000000000 myref3",
pktline.FlushString,
)
s.testEncode(c, r, expected)
}
func (s *UpdReqEncodeSuite) TestMultipleCommandsAndCapabilitiesShallow(c *C) {
hash1 := plumbing.NewHash("1ecf0ef2c2dffb796033e5a02219af86ec6584e5")
hash2 := plumbing.NewHash("2ecf0ef2c2dffb796033e5a02219af86ec6584e5")
r := NewReferenceUpdateRequest()
r.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},
}
r.Capabilities.Add("shallow")
r.Shallow = &hash1
expected := pktlines(c,
"shallow 1ecf0ef2c2dffb796033e5a02219af86ec6584e5",
"1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref1\x00shallow",
"0000000000000000000000000000000000000000 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref2",
"1ecf0ef2c2dffb796033e5a02219af86ec6584e5 0000000000000000000000000000000000000000 myref3",
pktline.FlushString,
)
s.testEncode(c, r, expected)
}
func (s *UpdReqEncodeSuite) TestWithPackfile(c *C) {
hash1 := plumbing.NewHash("1ecf0ef2c2dffb796033e5a02219af86ec6584e5")
hash2 := plumbing.NewHash("2ecf0ef2c2dffb796033e5a02219af86ec6584e5")
name := plumbing.ReferenceName("myref")
packfileContent := []byte("PACKabc")
packfileReader := bytes.NewReader(packfileContent)
packfileReadCloser := io.NopCloser(packfileReader)
r := NewReferenceUpdateRequest()
r.Commands = []*Command{
{Name: name, Old: hash1, New: hash2},
}
r.Packfile = packfileReadCloser
expected := pktlines(c,
"1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref\x00",
pktline.FlushString,
)
expected = append(expected, packfileContent...)
s.testEncode(c, r, expected)
}
func (s *UpdReqEncodeSuite) TestPushOptions(c *C) {
hash1 := plumbing.NewHash("1ecf0ef2c2dffb796033e5a02219af86ec6584e5")
hash2 := plumbing.NewHash("2ecf0ef2c2dffb796033e5a02219af86ec6584e5")
name := plumbing.ReferenceName("myref")
r := NewReferenceUpdateRequest()
r.Capabilities.Set(capability.PushOptions)
r.Commands = []*Command{
{Name: name, Old: hash1, New: hash2},
}
r.Options = []*Option{
{Key: "SomeKey", Value: "SomeValue"},
{Key: "AnotherKey", Value: "AnotherValue"},
}
expected := pktlines(c,
"1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref\x00push-options",
pktline.FlushString,
"SomeKey=SomeValue",
"AnotherKey=AnotherValue",
pktline.FlushString,
)
s.testEncode(c, r, expected)
}
func (s *UpdReqEncodeSuite) TestPushAtomic(c *C) {
hash1 := plumbing.NewHash("1ecf0ef2c2dffb796033e5a02219af86ec6584e5")
hash2 := plumbing.NewHash("2ecf0ef2c2dffb796033e5a02219af86ec6584e5")
name := plumbing.ReferenceName("myref")
r := NewReferenceUpdateRequest()
r.Capabilities.Set(capability.Atomic)
r.Commands = []*Command{
{Name: name, Old: hash1, New: hash2},
}
expected := pktlines(c,
"1ecf0ef2c2dffb796033e5a02219af86ec6584e5 2ecf0ef2c2dffb796033e5a02219af86ec6584e5 myref\x00atomic",
pktline.FlushString,
)
s.testEncode(c, r, expected)
}
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