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path: root/plumbing/protocol/packp/advrefs_test.go
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-rw-r--r--plumbing/protocol/packp/advrefs_test.go315
1 files changed, 315 insertions, 0 deletions
diff --git a/plumbing/protocol/packp/advrefs_test.go b/plumbing/protocol/packp/advrefs_test.go
new file mode 100644
index 0000000..1a696d4
--- /dev/null
+++ b/plumbing/protocol/packp/advrefs_test.go
@@ -0,0 +1,315 @@
+package packp_test
+
+import (
+ "bytes"
+ "fmt"
+ "io"
+ "strings"
+ "testing"
+
+ "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"
+
+ . "gopkg.in/check.v1"
+)
+
+func Test(t *testing.T) { TestingT(t) }
+
+type SuiteDecodeEncode struct{}
+
+var _ = Suite(&SuiteDecodeEncode{})
+
+func (s *SuiteDecodeEncode) test(c *C, in []string, exp []string) {
+ var err error
+ var input io.Reader
+ {
+ var buf bytes.Buffer
+ p := pktline.NewEncoder(&buf)
+ err = p.EncodeString(in...)
+ c.Assert(err, IsNil)
+ input = &buf
+ }
+
+ var expected []byte
+ {
+ var buf bytes.Buffer
+ p := pktline.NewEncoder(&buf)
+ err = p.EncodeString(exp...)
+ c.Assert(err, IsNil)
+
+ expected = buf.Bytes()
+ }
+
+ var obtained []byte
+ {
+ ar := packp.NewAdvRefs()
+ d := packp.NewAdvRefsDecoder(input)
+ err = d.Decode(ar)
+ c.Assert(err, IsNil)
+
+ var buf bytes.Buffer
+ e := packp.NewAdvRefsEncoder(&buf)
+ err := e.Encode(ar)
+ c.Assert(err, IsNil)
+
+ obtained = buf.Bytes()
+ }
+
+ c.Assert(obtained, DeepEquals, expected,
+ Commentf("input = %v\nobtained = %q\nexpected = %q\n",
+ in, string(obtained), string(expected)))
+}
+
+func (s *SuiteDecodeEncode) TestNoHead(c *C) {
+ input := []string{
+ "0000000000000000000000000000000000000000 capabilities^{}\x00",
+ pktline.FlushString,
+ }
+
+ expected := []string{
+ "0000000000000000000000000000000000000000 capabilities^{}\x00\n",
+ pktline.FlushString,
+ }
+
+ s.test(c, input, expected)
+}
+
+func (s *SuiteDecodeEncode) TestNoHeadSmart(c *C) {
+ input := []string{
+ "# service=git-upload-pack\n",
+ "0000000000000000000000000000000000000000 capabilities^{}\x00",
+ pktline.FlushString,
+ }
+
+ expected := []string{
+ "# service=git-upload-pack\n",
+ "0000000000000000000000000000000000000000 capabilities^{}\x00\n",
+ pktline.FlushString,
+ }
+
+ s.test(c, input, expected)
+}
+
+func (s *SuiteDecodeEncode) TestNoHeadSmartBug(c *C) {
+ input := []string{
+ "# service=git-upload-pack\n",
+ pktline.FlushString,
+ "0000000000000000000000000000000000000000 capabilities^{}\x00\n",
+ pktline.FlushString,
+ }
+
+ expected := []string{
+ "# service=git-upload-pack\n",
+ pktline.FlushString,
+ "0000000000000000000000000000000000000000 capabilities^{}\x00\n",
+ pktline.FlushString,
+ }
+
+ s.test(c, input, expected)
+}
+
+func (s *SuiteDecodeEncode) TestRefs(c *C) {
+ input := []string{
+ "6ecf0ef2c2dffb796033e5a02219af86ec6584e5 HEAD\x00symref=HEAD:/refs/heads/master ofs-delta multi_ack",
+ "a6930aaee06755d1bdcfd943fbf614e4d92bb0c7 refs/heads/master",
+ "5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11-tree\n",
+ "7777777777777777777777777777777777777777 refs/tags/v2.6.12-tree",
+ pktline.FlushString,
+ }
+
+ expected := []string{
+ "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",
+ "7777777777777777777777777777777777777777 refs/tags/v2.6.12-tree\n",
+ pktline.FlushString,
+ }
+
+ s.test(c, input, expected)
+}
+
+func (s *SuiteDecodeEncode) TestPeeled(c *C) {
+ input := []string{
+ "6ecf0ef2c2dffb796033e5a02219af86ec6584e5 HEAD\x00symref=HEAD:/refs/heads/master ofs-delta multi_ack",
+ "7777777777777777777777777777777777777777 refs/tags/v2.6.12-tree\n",
+ "8888888888888888888888888888888888888888 refs/tags/v2.6.12-tree^{}",
+ "a6930aaee06755d1bdcfd943fbf614e4d92bb0c7 refs/heads/master\n",
+ "5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11-tree",
+ "c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11-tree^{}\n",
+ pktline.FlushString,
+ }
+
+ expected := []string{
+ "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",
+ "c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11-tree^{}\n",
+ "7777777777777777777777777777777777777777 refs/tags/v2.6.12-tree\n",
+ "8888888888888888888888888888888888888888 refs/tags/v2.6.12-tree^{}\n",
+ pktline.FlushString,
+ }
+
+ s.test(c, input, expected)
+}
+
+func (s *SuiteDecodeEncode) TestAll(c *C) {
+ input := []string{
+ "6ecf0ef2c2dffb796033e5a02219af86ec6584e5 HEAD\x00symref=HEAD:/refs/heads/master ofs-delta multi_ack\n",
+ "a6930aaee06755d1bdcfd943fbf614e4d92bb0c7 refs/heads/master\n",
+ "5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11-tree",
+ "c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11-tree^{}\n",
+ "7777777777777777777777777777777777777777 refs/tags/v2.6.12-tree\n",
+ "8888888888888888888888888888888888888888 refs/tags/v2.6.12-tree^{}",
+ "shallow 1111111111111111111111111111111111111111",
+ "shallow 2222222222222222222222222222222222222222\n",
+ pktline.FlushString,
+ }
+
+ expected := []string{
+ "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",
+ "c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11-tree^{}\n",
+ "7777777777777777777777777777777777777777 refs/tags/v2.6.12-tree\n",
+ "8888888888888888888888888888888888888888 refs/tags/v2.6.12-tree^{}\n",
+ "shallow 1111111111111111111111111111111111111111\n",
+ "shallow 2222222222222222222222222222222222222222\n",
+ pktline.FlushString,
+ }
+
+ s.test(c, input, expected)
+}
+
+func (s *SuiteDecodeEncode) TestAllSmart(c *C) {
+ input := []string{
+ "# service=git-upload-pack\n",
+ pktline.FlushString,
+ "6ecf0ef2c2dffb796033e5a02219af86ec6584e5 HEAD\x00symref=HEAD:/refs/heads/master ofs-delta multi_ack\n",
+ "a6930aaee06755d1bdcfd943fbf614e4d92bb0c7 refs/heads/master\n",
+ "5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11-tree\n",
+ "c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11-tree^{}\n",
+ "7777777777777777777777777777777777777777 refs/tags/v2.6.12-tree\n",
+ "8888888888888888888888888888888888888888 refs/tags/v2.6.12-tree^{}\n",
+ "shallow 1111111111111111111111111111111111111111\n",
+ "shallow 2222222222222222222222222222222222222222\n",
+ pktline.FlushString,
+ }
+
+ expected := []string{
+ "# service=git-upload-pack\n",
+ pktline.FlushString,
+ "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",
+ "c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11-tree^{}\n",
+ "7777777777777777777777777777777777777777 refs/tags/v2.6.12-tree\n",
+ "8888888888888888888888888888888888888888 refs/tags/v2.6.12-tree^{}\n",
+ "shallow 1111111111111111111111111111111111111111\n",
+ "shallow 2222222222222222222222222222222222222222\n",
+ pktline.FlushString,
+ }
+
+ s.test(c, input, expected)
+}
+
+func (s *SuiteDecodeEncode) TestAllSmartBug(c *C) {
+ input := []string{
+ "# service=git-upload-pack\n",
+ pktline.FlushString,
+ "6ecf0ef2c2dffb796033e5a02219af86ec6584e5 HEAD\x00symref=HEAD:/refs/heads/master ofs-delta multi_ack\n",
+ "a6930aaee06755d1bdcfd943fbf614e4d92bb0c7 refs/heads/master\n",
+ "5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11-tree\n",
+ "c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11-tree^{}\n",
+ "7777777777777777777777777777777777777777 refs/tags/v2.6.12-tree\n",
+ "8888888888888888888888888888888888888888 refs/tags/v2.6.12-tree^{}\n",
+ "shallow 1111111111111111111111111111111111111111\n",
+ "shallow 2222222222222222222222222222222222222222\n",
+ pktline.FlushString,
+ }
+
+ expected := []string{
+ "# service=git-upload-pack\n",
+ pktline.FlushString,
+ "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",
+ "c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11-tree^{}\n",
+ "7777777777777777777777777777777777777777 refs/tags/v2.6.12-tree\n",
+ "8888888888888888888888888888888888888888 refs/tags/v2.6.12-tree^{}\n",
+ "shallow 1111111111111111111111111111111111111111\n",
+ "shallow 2222222222222222222222222222222222222222\n",
+ pktline.FlushString,
+ }
+
+ s.test(c, input, expected)
+}
+
+func ExampleDecoder_Decode() {
+ // Here is a raw advertised-ref message.
+ raw := "" +
+ "0065a6930aaee06755d1bdcfd943fbf614e4d92bb0c7 HEAD\x00multi_ack ofs-delta symref=HEAD:/refs/heads/master\n" +
+ "003fa6930aaee06755d1bdcfd943fbf614e4d92bb0c7 refs/heads/master\n" +
+ "00441111111111111111111111111111111111111111 refs/tags/v2.6.11-tree\n" +
+ "00475555555555555555555555555555555555555555 refs/tags/v2.6.11-tree^{}\n" +
+ "0035shallow 5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c\n" +
+ "0000"
+
+ // Use the raw message as our input.
+ input := strings.NewReader(raw)
+
+ // Create a Decoder reading from our input.
+ d := packp.NewAdvRefsDecoder(input)
+
+ // Decode the input into a newly allocated AdvRefs value.
+ ar := packp.NewAdvRefs()
+ _ = d.Decode(ar) // error check ignored for brevity
+
+ // Do something interesting with the AdvRefs, e.g. print its contents.
+ fmt.Println("head =", ar.Head)
+ fmt.Println("capabilities =", ar.Capabilities.String())
+ fmt.Println("...")
+ fmt.Println("shallows =", ar.Shallows)
+ // Output: head = a6930aaee06755d1bdcfd943fbf614e4d92bb0c7
+ // capabilities = multi_ack ofs-delta symref=HEAD:/refs/heads/master
+ // ...
+ // shallows = [5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c]
+}
+
+func ExampleEncoder_Encode() {
+ // Create an AdvRefs with the contents you want...
+ ar := packp.NewAdvRefs()
+
+ // ...add a hash for the HEAD...
+ head := plumbing.NewHash("1111111111111111111111111111111111111111")
+ ar.Head = &head
+
+ // ...add some server capabilities...
+ ar.Capabilities.Add("symref", "HEAD:/refs/heads/master")
+ ar.Capabilities.Add("ofs-delta")
+ ar.Capabilities.Add("multi_ack")
+
+ // ...add a couple of references...
+ ar.References["refs/heads/master"] = plumbing.NewHash("2222222222222222222222222222222222222222")
+ ar.References["refs/tags/v1"] = plumbing.NewHash("3333333333333333333333333333333333333333")
+
+ // ...including a peeled ref...
+ ar.Peeled["refs/tags/v1"] = plumbing.NewHash("4444444444444444444444444444444444444444")
+
+ // ...and finally add a shallow
+ ar.Shallows = append(ar.Shallows, plumbing.NewHash("5555555555555555555555555555555555555555"))
+
+ // Encode the packpContents to a bytes.Buffer.
+ // You can encode into stdout too, but you will not be able
+ // see the '\x00' after "HEAD".
+ var buf bytes.Buffer
+ e := packp.NewAdvRefsEncoder(&buf)
+ _ = e.Encode(ar) // error checks ignored for brevity
+
+ // Print the contents of the buffer as a quoted string.
+ // Printing is as a non-quoted string will be prettier but you
+ // will miss the '\x00' after "HEAD".
+ fmt.Printf("%q", buf.String())
+ // Output:
+ // "00651111111111111111111111111111111111111111 HEAD\x00multi_ack ofs-delta symref=HEAD:/refs/heads/master\n003f2222222222222222222222222222222222222222 refs/heads/master\n003a3333333333333333333333333333333333333333 refs/tags/v1\n003d4444444444444444444444444444444444444444 refs/tags/v1^{}\n0035shallow 5555555555555555555555555555555555555555\n0000"
+}
generated by cgit (git 2.34.1) at 2024-11-15 17:52:28 +0000