diff options
Diffstat (limited to 'plumbing/format/packfile/delta_selector_test.go')
| -rw-r--r-- | plumbing/format/packfile/delta_selector_test.go | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/plumbing/format/packfile/delta_selector_test.go b/plumbing/format/packfile/delta_selector_test.go index cbbbc89..ca4a96b 100644 --- a/plumbing/format/packfile/delta_selector_test.go +++ b/plumbing/format/packfile/delta_selector_test.go @@ -196,6 +196,25 @@ func (s *DeltaSelectorSuite) TestObjectsToPack(c *C) { c.Assert(otp[2].Original, Equals, s.store.Objects[s.hashes["o3"]]) c.Assert(otp[2].IsDelta(), Equals, true) c.Assert(otp[2].Depth, Equals, 2) + + // Check that objects outside of the sliding window don't produce + // a delta. + hashes = make([]plumbing.Hash, 0, deltaWindowSize+2) + hashes = append(hashes, s.hashes["base"]) + for i := 0; i < deltaWindowSize; i++ { + hashes = append(hashes, s.hashes["smallTarget"]) + } + hashes = append(hashes, s.hashes["target"]) + + // Don't sort so we can easily check the sliding window without + // creating a bunch of new objects. + otp, err = s.ds.objectsToPack(hashes) + c.Assert(err, IsNil) + err = s.ds.walk(otp) + c.Assert(err, IsNil) + c.Assert(len(otp), Equals, deltaWindowSize+2) + targetIdx := len(otp) - 1 + c.Assert(otp[targetIdx].IsDelta(), Equals, false) } func (s *DeltaSelectorSuite) TestMaxDepth(c *C) { |