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add (*Blame).HunkByLine (git_blame_get_hunk_byline) and test

This commit is contained in:
Quinn Slack 2014-11-18 05:06:03 -08:00
parent ebb657ce2f
commit 3268bdbeb2
2 changed files with 30 additions and 11 deletions
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8
blame.go
View File

@ -99,6 +99,14 @@ func (blame *Blame) HunkByIndex(index int) (BlameHunk, error) {
return blameHunkFromC(ptr), nil
}
func (blame *Blame) HunkByLine(lineno int) (BlameHunk, error) {
ptr := C.git_blame_get_hunk_byline(blame.ptr, C.uint32_t(lineno))
if ptr == nil {
return BlameHunk{}, ErrInvalid
}
return blameHunkFromC(ptr), nil
}
func newBlameFromC(ptr *C.git_blame) *Blame {
if ptr == nil {
return nil

33
blame_test.go
View File

@ -27,9 +27,7 @@ func TestBlame(t *testing.T) {
t.Errorf("got hunk count %d, want 2", blame.HunkCount())
}
hunk1, err := blame.HunkByIndex(0)
checkFatal(t, err)
checkHunk(t, hunk1, BlameHunk{
wantHunk1 := BlameHunk{
LinesInHunk: 1,
FinalCommitId: commitId1,
FinalStartLineNumber: 1,
@ -37,11 +35,8 @@ func TestBlame(t *testing.T) {
OrigPath: "README",
OrigStartLineNumber: 1,
Boundary: true,
})
hunk2, err := blame.HunkByIndex(1)
checkFatal(t, err)
checkHunk(t, hunk2, BlameHunk{
}
wantHunk2 := BlameHunk{
LinesInHunk: 2,
FinalCommitId: commitId2,
FinalStartLineNumber: 2,
@ -49,15 +44,31 @@ func TestBlame(t *testing.T) {
OrigPath: "README",
OrigStartLineNumber: 2,
Boundary: false,
})
}
func checkHunk(t *testing.T, hunk, want BlameHunk) {
hunk1, err := blame.HunkByIndex(0)
checkFatal(t, err)
checkHunk(t, "index 0", hunk1, wantHunk1)
hunk2, err := blame.HunkByIndex(1)
checkFatal(t, err)
checkHunk(t, "index 1", hunk2, wantHunk2)
hunkLine1, err := blame.HunkByLine(1)
checkFatal(t, err)
checkHunk(t, "line 1", hunkLine1, wantHunk1)
hunkLine2, err := blame.HunkByLine(3)
checkFatal(t, err)
checkHunk(t, "line 2", hunkLine2, wantHunk2)
}
func checkHunk(t *testing.T, label string, hunk, want BlameHunk) {
hunk.FinalSignature = nil
want.FinalSignature = nil
hunk.OrigSignature = nil
want.OrigSignature = nil
if !reflect.DeepEqual(hunk, want) {
t.Fatalf("got hunk %+v, want %+v", hunk, want)
t.Fatalf("%s: got hunk %+v, want %+v", label, hunk, want)
}
}