revlog: store fulltext when compressed delta is bigger than it
This is a very silly case and not particularly likely to happen in the wild,
but it turns out we can hit it in a couple of places. As we tune the storage
parameters we're likely to hit more such cases.
The affected test cases all have smaller revlogs now.
--- a/mercurial/revlog.py Tue Nov 11 21:39:56 2014 -0800
+++ b/mercurial/revlog.py Tue Nov 11 21:41:12 2014 -0800
@@ -1254,7 +1254,7 @@
cachedelta[1])
else:
textlen = len(text)
- if (d is None or dist > textlen * 2 or
+ if (d is None or dist > textlen * 2 or l > textlen or
(self._maxchainlen and chainlen > self._maxchainlen)):
text = buildtext()
data = self.compress(text)
--- a/tests/test-copy.t Tue Nov 11 21:39:56 2014 -0800
+++ b/tests/test-copy.t Tue Nov 11 21:41:12 2014 -0800
@@ -184,7 +184,7 @@
rev offset length ..... linkrev nodeid p1 p2 (re)
0 0 69 ..... 1 7711d36246cc 000000000000 000000000000 (re)
1 69 6 ..... 2 bdf70a2b8d03 7711d36246cc 000000000000 (re)
- 2 75 81 ..... 3 b2558327ea8d 000000000000 000000000000 (re)
+ 2 75 71 ..... 3 b2558327ea8d 000000000000 000000000000 (re)
should match
$ hg debugindex foo
rev offset length ..... linkrev nodeid p1 p2 (re)
--- a/tests/test-obsolete.t Tue Nov 11 21:39:56 2014 -0800
+++ b/tests/test-obsolete.t Tue Nov 11 21:41:12 2014 -0800
@@ -90,8 +90,8 @@
# rev p1rev p2rev start end deltastart base p1 p2 rawsize totalsize compression heads chainlen
0 -1 -1 0 59 0 0 0 0 58 58 0 1 0
1 0 -1 59 118 59 59 0 0 58 116 0 1 0
- 2 1 -1 118 204 59 59 59 0 76 192 0 1 1
- 3 1 -1 204 271 204 204 59 0 66 258 0 2 0
+ 2 1 -1 118 193 118 118 59 0 76 192 0 1 0
+ 3 1 -1 193 260 193 193 59 0 66 258 0 2 0
$ hg debugobsolete
245bde4270cd1072a27757984f9cda8ba26f08ca cdbce2fbb16313928851e97e0d85413f3f7eb77f C (Thu Jan 01 00:00:01 1970 -0002) {'user': 'test'}
--- a/tests/test-relink.t Tue Nov 11 21:39:56 2014 -0800
+++ b/tests/test-relink.t Tue Nov 11 21:41:12 2014 -0800
@@ -87,7 +87,7 @@
pruned down to 2 probably relinkable files
relinking: data/a.i 1/2 files (50.00%)
not linkable: data/dummy.i
- relinked 1 files (1.37 KB reclaimed)
+ relinked 1 files (1.36 KB reclaimed)
$ cd ..
--- a/tests/test-revlog-packentry.t Tue Nov 11 21:39:56 2014 -0800
+++ b/tests/test-revlog-packentry.t Tue Nov 11 21:41:12 2014 -0800
@@ -18,6 +18,6 @@
$ hg debugindex foo
rev offset length ..... linkrev nodeid p1 p2 (re)
0 0 0 ..... 0 b80de5d13875 000000000000 000000000000 (re)
- 1 0 24 ..... 1 0376abec49b8 000000000000 000000000000 (re)
+ 1 0 13 ..... 1 0376abec49b8 000000000000 000000000000 (re)
$ cd ..