nodemap: add a new mode value, "strict"
authorPierre-Yves David <pierre-yves.david@octobus.net>
Tue, 14 Apr 2020 03:01:52 +0200
changeset 44866 6b01799e9db0
parent 44865 6493f0a567c2
child 44867 261e71752d1f
nodemap: add a new mode value, "strict" When "strict" is set, operation will refuse to use the slow path and abort if they would. This is useful for testing, benchmarking and server operation. Differential Revision: https://phab.mercurial-scm.org/D8415
mercurial/revlogutils/nodemap.py
tests/test-persistent-nodemap.t
--- a/mercurial/revlogutils/nodemap.py	Tue Apr 14 02:45:05 2020 +0200
+++ b/mercurial/revlogutils/nodemap.py	Tue Apr 14 03:01:52 2020 +0200
@@ -148,6 +148,8 @@
         msg = _(b"persistent nodemap in strict mode without efficient method")
         if mode == b'warn':
             tr._report(b"%s\n" % msg)
+        elif mode == b'strict':
+            raise error.Abort(msg)
 
     data = None
     # first attemp an incremental update of the data
--- a/tests/test-persistent-nodemap.t	Tue Apr 14 02:45:05 2020 +0200
+++ b/tests/test-persistent-nodemap.t	Tue Apr 14 03:01:52 2020 +0200
@@ -96,6 +96,17 @@
   5001 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ echo foo > foo
   $ hg add foo
+
+#if no-pure no-rust
+
+  $ hg ci -m 'foo' --config "experimental.exp-persistent-nodemap.mode=strict"
+  transaction abort!
+  rollback completed
+  abort: persistent nodemap in strict mode without efficient method
+  [255]
+
+#endif
+
   $ hg ci -m 'foo'
 
 #if no-pure no-rust