func (*blobComparator) Diff(a, b *objects.Blob, seq gdiff.Sequencer) gdiff.Diff {
fa, fb := format.NewStrFormat(), format.NewStrFormat()
fa.Object(a)
fb.Object(b)
s1, s2 := fa.String(), fb.String()
differ := gdiff.MyersDiffer()
return differ.Diff(s1, s2, seq)
}
func Benchmark__tagString(b *testing.B) {
b.StopTimer()
f := format.NewStrFormat()
_, tag := justTag()
b.StartTimer()
for i := 0; i < b.N; i++ {
f.Tag(tag)
}
}
func Benchmark__treeString(b *testing.B) {
b.StopTimer()
f := format.NewStrFormat()
_, tree := justTree()
b.StartTimer()
for i := 0; i < b.N; i++ {
f.Tree(tree)
}
}
func Benchmark__commitString(b *testing.B) {
b.StopTimer()
f := format.NewStrFormat()
_, commit := justCommit()
b.StartTimer()
for i := 0; i < b.N; i++ {
f.Commit(commit)
}
}
func Benchmark__blobString(b *testing.B) {
b.StopTimer()
f := format.NewStrFormat()
_, blob := justBlob()
b.StartTimer()
for i := 0; i < b.N; i++ {
f.Blob(blob)
}
}
// produce the SHA1 hash for any Object.
func MakeHash(o objects.Object) (hash.Hash, error) {
sha.Reset()
kind := string(o.Header().Type())
f := format.NewStrFormat()
if _, err := f.Object(o); err != nil {
return nil, err
}
content := f.String()
len := len([]byte(content))
value := kind + string(token.SP) + fmt.Sprint(len) + string(token.NUL) + content
toHash := []byte(value)
sha.Write(toHash)
return sha, nil
}
// Test_readCommits will compare the commit output of
// git and ggit for a string of commits.
func Test_readTree(t *testing.T) {
testCase := test.Tree
repo := Open(testCase.Repo())
info := testCase.Info().(*test.InfoTree)
f := format.NewStrFormat()
var (
oid = objects.OidNow(info.TreeOid)
)
o, err := repo.ObjectFromOid(oid)
util.AssertNoErr(t, err)
// check the id
util.Assert(t, o.ObjectId().String() == info.TreeOid)
// check the header
util.Assert(t, o.Header().Type() == objects.ObjectTree)
util.AssertEqualInt(t, int(o.Header().Size()), info.TreeSize)
// get the tree
// now convert to a tag and check the fields
var tree *objects.Tree
util.AssertPanicFree(t, func() {
tree = o.(*objects.Tree)
})
// check entries
entries := tree.Entries()
util.AssertEqualInt(t, info.N, len(entries))
util.Assert(t, info.N > 2)
// check a file
file := entries[0]
util.AssertEqualString(t, info.File1Oid, file.ObjectId().String())
util.Assert(t, file.Mode() == objects.ModeBlob)
// TODO: add checks for type, etc.
// check the output
// check the whole representation, which will catch
// most of the other stuff
f.Reset()
f.Object(o)
util.AssertEqualString(t, info.TreeRepr, f.String())
}