# HG changeset patch
# User Boris Feld <boris.f...@octobus.net>
# Date 1542628825 0
# Mon Nov 19 12:00:25 2018 +0000
# Node ID 40c285f3b12012727bcdfd11984d81fe56386316
# Parent dba590f27c7abacbd7e9b27f3e06822bb0b339cb
# EXP-Topic copy-perf
# Available At https://bitbucket.org/octobus/mercurial-devel/
# hg pull https://bitbucket.org/octobus/mercurial-devel/ -r
40c285f3b120
perf: add a `perftracecopies` command to benchmark copy tracking logic
Before improving the situation, we should get a proper way to measure
improvements.
diff --git a/contrib/perf.py b/contrib/perf.py
--- a/contrib/perf.py
+++ b/contrib/perf.py
@@ -1146,6 +1146,24 @@ def perftemplating(ui, repo, testedtempl
timer(format)
fm.end()
+@command(b'perftracecopies', formatteropts +
+ [
+ (b's', b'source', b'', b'copy tracing source'),
+ (b'd', b'destination', b'', b'copy tracing destination'),
+ ])
+def perftracecopies(ui, repo, source, destination, **opts):
+ """measure time necessary to trace copy between <source> and <destination>
+ """
+ opts = _byteskwargs(opts)
+ timer, fm = gettimer(ui, opts)
+ src = scmutil.revsingle(repo, source)
+ dst = scmutil.revsingle(repo, destination)
+
+ def runone():
+ copies.pathcopies(repo[src], repo[dst])
+ timer(runone)
+ fm.end()
+
@command(b'perfcca', formatteropts)
def perfcca(ui, repo, **opts):
opts = _byteskwargs(opts)
diff --git a/tests/test-contrib-perf.t b/tests/test-contrib-perf.t
--- a/tests/test-contrib-perf.t
+++ b/tests/test-contrib-perf.t
@@ -123,6 +123,9 @@ perfstatus
perftags (no help text available)
perftemplating
test the rendering time of a given template
+ perftracecopies
+ measure time necessary to trace copy between <source> and
+ <destination>
perfunidiff benchmark a unified diff between revisions
perfvolatilesets
benchmark the computation of various volatile set
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