view tests/test-username-newline.t @ 38865:899b4c74209c

fileset: combine union of basic patterns into single matcher

This appears to improve query performance in a big repository than I thought.
Writing less Python in a hot loop, faster computation we gain.

  $ hg files --cwd mozilla-central --time 'set:a* + b* + c* + d* + e*'
  (orig) time: real 0.670 secs (user 0.640+0.000 sys 0.030+0.000)
  (new)  time: real 0.210 secs (user 0.180+0.000 sys 0.020+0.000)

  $ 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
  adding a
  abort: username 'foo\nbar2' contains a newline
  
  [255]
  $ hg ci -Am m -u "`(echo foo; echo bar3)`"
  adding a
  transaction abort!
  rollback completed
  abort: username 'foo\nbar3' contains a newline!
  [255]