Mercurial > hg
changeset 44279:e48a996d12bc
hghave: cache the result of gethgversion
hghave --test-features calls it 90 times, each one calling hg --version
which takes a tenth of a second on my workstation, adding up to about
10s win on test-hghave.t.
Fixes https://bugs.debian.org/939756
Differential Revision: https://phab.mercurial-scm.org/D8092
| author | Julien Cristau <jcristau@mozilla.com> |
|---|---|
| date | Fri, 07 Feb 2020 15:55:21 +0100 |
| parents | 3245cdea2c63 |
| children | 93a05cb223da |
| files | tests/hghave.py |
| diffstat | 1 files changed, 11 insertions(+), 1 deletions(-) [+] |
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--- a/tests/hghave.py Fri Jan 24 14:11:43 2020 -0800 +++ b/tests/hghave.py Fri Feb 07 15:55:21 2020 +0100 @@ -307,13 +307,23 @@ return False -def gethgversion(): +def _gethgversion(): m = matchoutput('hg --version --quiet 2>&1', br'(\d+)\.(\d+)') if not m: return (0, 0) return (int(m.group(1)), int(m.group(2))) +_hgversion = None + + +def gethgversion(): + global _hgversion + if _hgversion is None: + _hgversion = _gethgversion() + return _hgversion + + @checkvers( "hg", "Mercurial >= %s", list([(1.0 * x) / 10 for x in range(9, 99)]) )