Mercurial > hg
view tests/test-username-newline.t @ 16423:a150923b49ba
revlog: avoid an expensive string copy
This showed up in a statprof profile of "hg svn rebuildmeta", which
is read-intensive on the changelog. This two-line patch improved
the performance of that command by 10%.
author | Bryan O'Sullivan <bryano@fb.com> |
---|---|
date | Thu, 12 Apr 2012 20:26:33 -0700 |
parents | 3b165c127690 |
children | 5ac845ca059a |
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$ hg init $ touch a $ unset HGUSER $ echo "[ui]" >> .hg/hgrc $ echo "username= foo" >> .hg/hgrc $ echo " bar1" >> .hg/hgrc $ hg ci -Am m adding a abort: username 'foo\nbar1' contains a newline [255] $ rm .hg/hgrc $ HGUSER=`(echo foo; echo bar2)` hg ci -Am m abort: username 'foo\nbar2' contains a newline [255] $ hg ci -Am m -u "`(echo foo; echo bar3)`" transaction abort! rollback completed abort: username 'foo\nbar3' contains a newline! [255]