protocol/packp: UploadPackResponse implementation (#161)

* plumbing/protocol: paktp avoid duplication of haves, wants and shallow

* protocol/pakp: UploadPackResponse implementation

* changes

* changes

* changes

* debug

* changes

1 files changed, 63 insertions, 0 deletions

diff --git a/plumbing/protocol/packp/shallowupd_test.go b/plumbing/protocol/packp/shallowupd_test.go
new file mode 100644
index 0000000..d64fb5d
--- /dev/null
+++ b/plumbing/protocol/packp/shallowupd_test.go
@@ -0,0 +1,63 @@
+package packp
+
+import (
+	"bytes"
+
+	"gopkg.in/src-d/go-git.v4/plumbing"
+
+	. "gopkg.in/check.v1"
+)
+
+type ShallowUpdateSuite struct{}
+
+var _ = Suite(&ShallowUpdateSuite{})
+
+func (s *ShallowUpdateSuite) TestDecode(c *C) {
+	raw := "" +
+		"0034shallow aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" +
+		"0034shallow bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb" +
+		"0000"
+
+	su := &ShallowUpdate{}
+	err := su.Decode(bytes.NewBufferString(raw))
+	c.Assert(err, IsNil)
+
+	plumbing.HashesSort(su.Shallows)
+
+	c.Assert(su.Unshallows, HasLen, 0)
+	c.Assert(su.Shallows, HasLen, 2)
+	c.Assert(su.Shallows, DeepEquals, []plumbing.Hash{
+		plumbing.NewHash("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"),
+		plumbing.NewHash("bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb"),
+	})
+}
+
+func (s *ShallowUpdateSuite) TestDecodeUnshallow(c *C) {
+	raw := "" +
+		"0036unshallow aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" +
+		"0036unshallow bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb" +
+		"0000"
+
+	su := &ShallowUpdate{}
+	err := su.Decode(bytes.NewBufferString(raw))
+	c.Assert(err, IsNil)
+
+	plumbing.HashesSort(su.Unshallows)
+
+	c.Assert(su.Shallows, HasLen, 0)
+	c.Assert(su.Unshallows, HasLen, 2)
+	c.Assert(su.Unshallows, DeepEquals, []plumbing.Hash{
+		plumbing.NewHash("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"),
+		plumbing.NewHash("bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb"),
+	})
+}
+
+func (s *ShallowUpdateSuite) TestDecodeMalformed(c *C) {
+	raw := "" +
+		"0035unshallow aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" +
+		"0000"
+
+	su := &ShallowUpdate{}
+	err := su.Decode(bytes.NewBufferString(raw))
+	c.Assert(err, NotNil)
+}