run-tests: run tests with as many processes as cores by default
This seems like a useful default behavior so tests run faster by default*
* Except in special circumstances where the OS/filesystem doesn't scale well
to many CPU cores (like APFS *cough* *cough*).
Differential Revision: https://phab.mercurial-scm.org/D5071
--- a/tests/run-tests.py Sat Oct 13 12:11:45 2018 +0200
+++ b/tests/run-tests.py Sat Oct 13 12:20:24 2018 +0200
@@ -51,6 +51,7 @@
import distutils.version as version
import errno
import json
+import multiprocessing
import os
import random
import re
@@ -287,7 +288,7 @@
IMPL_PATH = b'JYTHONPATH'
defaults = {
- 'jobs': ('HGTEST_JOBS', 1),
+ 'jobs': ('HGTEST_JOBS', multiprocessing.cpu_count()),
'timeout': ('HGTEST_TIMEOUT', 180),
'slowtimeout': ('HGTEST_SLOWTIMEOUT', 500),
'port': ('HGTEST_PORT', 20059),
--- a/tests/test-run-tests.t Sat Oct 13 12:11:45 2018 +0200
+++ b/tests/test-run-tests.t Sat Oct 13 12:20:24 2018 +0200
@@ -15,7 +15,7 @@
=============
$ rt()
> {
- > "$PYTHON" $TESTDIR/run-tests.py --with-hg=`which hg` "$@"
+ > "$PYTHON" $TESTDIR/run-tests.py --with-hg=`which hg` -j1 "$@"
> }
error paths
@@ -1329,7 +1329,7 @@
Add support for external test formatter
=======================================
- $ CUSTOM_TEST_RESULT=basic_test_result "$PYTHON" $TESTDIR/run-tests.py --with-hg=`which hg` "$@" test-success.t test-failure.t
+ $ CUSTOM_TEST_RESULT=basic_test_result "$PYTHON" $TESTDIR/run-tests.py --with-hg=`which hg` -j1 "$@" test-success.t test-failure.t
running 2 tests using 1 parallel processes
# Ran 2 tests, 0 skipped, 0 failed.