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package object
import (
"bytes"
"io"
"strings"
"time"
"github.com/src-d/go-git-fixtures"
"gopkg.in/src-d/go-git.v4/plumbing"
. "gopkg.in/check.v1"
"gopkg.in/src-d/go-git.v4/storage/filesystem"
)
type SuiteCommit struct {
BaseObjectsSuite
Commit *Commit
}
var _ = Suite(&SuiteCommit{})
func (s *SuiteCommit) SetUpSuite(c *C) {
s.BaseObjectsSuite.SetUpSuite(c)
hash := plumbing.NewHash("1669dce138d9b841a518c64b10914d88f5e488ea")
s.Commit = s.commit(c, hash)
}
func (s *SuiteCommit) TestDecodeNonCommit(c *C) {
hash := plumbing.NewHash("9a48f23120e880dfbe41f7c9b7b708e9ee62a492")
blob, err := s.Storer.EncodedObject(plumbing.AnyObject, hash)
c.Assert(err, IsNil)
commit := &Commit{}
err = commit.Decode(blob)
c.Assert(err, Equals, ErrUnsupportedObject)
}
func (s *SuiteCommit) TestType(c *C) {
c.Assert(s.Commit.Type(), Equals, plumbing.CommitObject)
}
func (s *SuiteCommit) TestTree(c *C) {
tree, err := s.Commit.Tree()
c.Assert(err, IsNil)
c.Assert(tree.ID().String(), Equals, "eba74343e2f15d62adedfd8c883ee0262b5c8021")
}
func (s *SuiteCommit) TestParents(c *C) {
expected := []string{
"35e85108805c84807bc66a02d91535e1e24b38b9",
"a5b8b09e2f8fcb0bb99d3ccb0958157b40890d69",
}
var output []string
i := s.Commit.Parents()
err := i.ForEach(func(commit *Commit) error {
output = append(output, commit.ID().String())
return nil
})
c.Assert(err, IsNil)
c.Assert(output, DeepEquals, expected)
i.Close()
}
func (s *SuiteCommit) TestParent(c *C) {
commit, err := s.Commit.Parent(1)
c.Assert(err, IsNil)
c.Assert(commit.Hash.String(), Equals, "a5b8b09e2f8fcb0bb99d3ccb0958157b40890d69")
}
func (s *SuiteCommit) TestParentNotFound(c *C) {
commit, err := s.Commit.Parent(42)
c.Assert(err, Equals, ErrParentNotFound)
c.Assert(commit, IsNil)
}
func (s *SuiteCommit) TestPatch(c *C) {
from := s.commit(c, plumbing.NewHash("918c48b83bd081e863dbe1b80f8998f058cd8294"))
to := s.commit(c, plumbing.NewHash("6ecf0ef2c2dffb796033e5a02219af86ec6584e5"))
patch, err := from.Patch(to)
c.Assert(err, IsNil)
buf := bytes.NewBuffer(nil)
err = patch.Encode(buf)
c.Assert(err, IsNil)
c.Assert(buf.String(), Equals, `diff --git a/vendor/foo.go b/vendor/foo.go
new file mode 100644
index 0000000000000000000000000000000000000000..9dea2395f5403188298c1dabe8bdafe562c491e3
--- /dev/null
+++ b/vendor/foo.go
@@ -0,0 +1,7 @@
+package main
+
+import "fmt"
+
+func main() {
+ fmt.Println("Hello, playground")
+}
`)
c.Assert(buf.String(), Equals, patch.String())
from = s.commit(c, plumbing.NewHash("b8e471f58bcbca63b07bda20e428190409c2db47"))
to = s.commit(c, plumbing.NewHash("35e85108805c84807bc66a02d91535e1e24b38b9"))
patch, err = from.Patch(to)
c.Assert(err, IsNil)
buf.Reset()
err = patch.Encode(buf)
c.Assert(err, IsNil)
c.Assert(buf.String(), Equals, `diff --git a/CHANGELOG b/CHANGELOG
deleted file mode 100644
index d3ff53e0564a9f87d8e84b6e28e5060e517008aa..0000000000000000000000000000000000000000
--- a/CHANGELOG
+++ /dev/null
@@ -1 +0,0 @@
-Initial changelog
diff --git a/binary.jpg b/binary.jpg
new file mode 100644
index 0000000000000000000000000000000000000000..d5c0f4ab811897cadf03aec358ae60d21f91c50d
Binary files /dev/null and b/binary.jpg differ
`)
c.Assert(buf.String(), Equals, patch.String())
}
func (s *SuiteCommit) TestCommitEncodeDecodeIdempotent(c *C) {
ts, err := time.Parse(time.RFC3339, "2006-01-02T15:04:05-07:00")
c.Assert(err, IsNil)
commits := []*Commit{
{
Author: Signature{Name: "Foo", Email: "foo@example.local", When: ts},
Committer: Signature{Name: "Bar", Email: "bar@example.local", When: ts},
Message: "Message\n\nFoo\nBar\nWith trailing blank lines\n\n",
TreeHash: plumbing.NewHash("f000000000000000000000000000000000000001"),
ParentHashes: []plumbing.Hash{plumbing.NewHash("f000000000000000000000000000000000000002")},
},
{
Author: Signature{Name: "Foo", Email: "foo@example.local", When: ts},
Committer: Signature{Name: "Bar", Email: "bar@example.local", When: ts},
Message: "Message\n\nFoo\nBar\nWith no trailing blank lines",
TreeHash: plumbing.NewHash("0000000000000000000000000000000000000003"),
ParentHashes: []plumbing.Hash{
plumbing.NewHash("f000000000000000000000000000000000000004"),
plumbing.NewHash("f000000000000000000000000000000000000005"),
plumbing.NewHash("f000000000000000000000000000000000000006"),
plumbing.NewHash("f000000000000000000000000000000000000007"),
},
},
}
for _, commit := range commits {
obj := &plumbing.MemoryObject{}
err = commit.Encode(obj)
c.Assert(err, IsNil)
newCommit := &Commit{}
err = newCommit.Decode(obj)
c.Assert(err, IsNil)
commit.Hash = obj.Hash()
c.Assert(newCommit, DeepEquals, commit)
}
}
func (s *SuiteCommit) TestFile(c *C) {
file, err := s.Commit.File("CHANGELOG")
c.Assert(err, IsNil)
c.Assert(file.Name, Equals, "CHANGELOG")
}
func (s *SuiteCommit) TestNumParents(c *C) {
c.Assert(s.Commit.NumParents(), Equals, 2)
}
func (s *SuiteCommit) TestString(c *C) {
c.Assert(s.Commit.String(), Equals, ""+
"commit 1669dce138d9b841a518c64b10914d88f5e488ea\n"+
"Author: Máximo Cuadros Ortiz <mcuadros@gmail.com>\n"+
"Date: Tue Mar 31 13:48:14 2015 +0200\n"+
"\n"+
" Merge branch 'master' of github.com:tyba/git-fixture\n"+
"\n",
)
}
func (s *SuiteCommit) TestStringMultiLine(c *C) {
hash := plumbing.NewHash("e7d896db87294e33ca3202e536d4d9bb16023db3")
f := fixtures.ByURL("https://github.com/src-d/go-git.git").One()
sto, err := filesystem.NewStorage(f.DotGit())
o, err := sto.EncodedObject(plumbing.CommitObject, hash)
c.Assert(err, IsNil)
commit, err := DecodeCommit(sto, o)
c.Assert(err, IsNil)
c.Assert(commit.String(), Equals, ""+
"commit e7d896db87294e33ca3202e536d4d9bb16023db3\n"+
"Author: Alberto Cortés <alberto@sourced.tech>\n"+
"Date: Wed Jan 27 11:13:49 2016 +0100\n"+
"\n"+
" fix zlib invalid header error\n"+
"\n"+
" The return value of reads to the packfile were being ignored, so zlib\n"+
" was getting invalid data on it read buffers.\n"+
"\n",
)
}
func (s *SuiteCommit) TestCommitIterNext(c *C) {
i := s.Commit.Parents()
commit, err := i.Next()
c.Assert(err, IsNil)
c.Assert(commit.ID().String(), Equals, "35e85108805c84807bc66a02d91535e1e24b38b9")
commit, err = i.Next()
c.Assert(err, IsNil)
c.Assert(commit.ID().String(), Equals, "a5b8b09e2f8fcb0bb99d3ccb0958157b40890d69")
commit, err = i.Next()
c.Assert(err, Equals, io.EOF)
c.Assert(commit, IsNil)
}
func (s *SuiteCommit) TestLongCommitMessageSerialization(c *C) {
encoded := &plumbing.MemoryObject{}
decoded := &Commit{}
commit := *s.Commit
longMessage := "my message: message\n\n" + strings.Repeat("test", 4096) + "\nOK"
commit.Message = longMessage
err := commit.Encode(encoded)
c.Assert(err, IsNil)
err = decoded.Decode(encoded)
c.Assert(err, IsNil)
c.Assert(decoded.Message, Equals, longMessage)
}
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