sqlite: fast path when nothing to save
If we have no new data to save, we should try to do anything. Doing something
concurrently is hard enough. If we can avoid doing it at all that would be
great.
--- a/hgext3rd/evolve/obsdiscovery.py Mon Aug 27 11:27:04 2018 +0200
+++ b/hgext3rd/evolve/obsdiscovery.py Mon Aug 27 11:33:09 2018 +0200
@@ -568,6 +568,8 @@
repo.ui.warn(msg)
def _save(self, repo):
+ if not self._new:
+ return
try:
return self._trysave(repo)
except (sqlite3.OperationalError, sqlite3.IntegrityError) as exc:
--- a/hgext3rd/evolve/stablerangecache.py Mon Aug 27 11:27:04 2018 +0200
+++ b/hgext3rd/evolve/stablerangecache.py Mon Aug 27 11:33:09 2018 +0200
@@ -224,6 +224,8 @@
return con
def _save(self, repo):
+ if not self._unsavedsubranges:
+ return
try:
return self._trysave(repo)
except (sqlite3.OperationalError, sqlite3.IntegrityError) as exc:
--- a/tests/test-discovery-obshashrange.t Mon Aug 27 11:27:04 2018 +0200
+++ b/tests/test-discovery-obshashrange.t Mon Aug 27 11:33:09 2018 +0200
@@ -445,8 +445,8 @@
* @0000000000000000000000000000000000000000 (*)> updated evo-ext-obscache in *.???? seconds (0r, 1o) (glob)
* @0000000000000000000000000000000000000000 (*)> -R ../server debugobsolete bbbbbbb2222222222bbbbbbbbbbbbb2222222222 bebd167eb94d257ace0e814aeb98e6972ed2970d exited 0 after *.?? seconds (glob)
* @0000000000000000000000000000000000000000 (*)> -R server serve --stdio (glob)
- 1970/01/01 00:00:00 * @0000000000000000000000000000000000000000 (*)> obshashcache clean - new markers affect 2 changeset and cached ranges (glob)
- * @0000000000000000000000000000000000000000 (*)> updated evo-ext-obshashrange in *.???? seconds (0r, 2o) (glob)
+ 1970/01/01 00:00:00 * @0000000000000000000000000000000000000000 (*)> obshashcache clean - new markers affect 3 changeset and cached ranges (glob)
+ * @0000000000000000000000000000000000000000 (*)> updated evo-ext-obshashrange in *.???? seconds (0r, 4o) (glob)
* @0000000000000000000000000000000000000000 (*)> -R server serve --stdio exited 0 after *.?? seconds (glob)
* @0000000000000000000000000000000000000000 (*)> -R ../server blackbox (glob)
$ rm ../server/.hg/blackbox.log