# HG changeset patch
# User Martin Geisler <mg@aragost.com>
# Date 1288603447 -3600
# Node ID 53cfde2b3cf98700c7cb587b639a964aa327b35e
# Parent  bc91a79fa3d04b365a7149989ec52888d88b256b
run-tests: use regex when searching for $HGPORT in test output

This prevents spurious errors when a changeset hash happens to match
the port number. Before, this invocation gave a test failure:

  $ ./run-tests.py test-log.t --port 24427
  ERROR: /home/mg/src/mercurial-crew/tests/test-log.t output changed
  --- /home/mg/src/mercurial-crew/tests/test-log.t
  +++ /home/mg/src/mercurial-crew/tests/test-log.t.err
  @@ -626,12 +626,12 @@

     $ hg log -b default
     changeset:   2:c3a4f03cc9a7
  -  parent:      0:24427303d56f
  +  parent:      0:$HGPORT303d56f
     user:        test
     date:        Thu Jan 01 00:00:00 1970 +0000
     summary:     commit on default

  ...

diff -r bc91a79fa3d0 -r 53cfde2b3cf9 tests/run-tests.py
--- a/tests/run-tests.py	Sat Oct 30 11:32:04 2010 -0500
+++ b/tests/run-tests.py	Mon Nov 01 10:24:07 2010 +0100
@@ -604,7 +604,7 @@
             raise
 
     for s, r in replacements:
-        output = output.replace(s, r)
+        output = re.sub(s, r, output)
     return ret, splitnewlines(output)
 
 def runone(options, test, skips, fails):
@@ -677,10 +677,10 @@
         signal.alarm(options.timeout)
 
     ret, out = runner(testpath, options, [
-        (testtmp, '$TESTTMP'),
-        (':%s' % options.port, ':$HGPORT'),
-        (':%s' % (options.port + 1), ':$HGPORT1'),
-        (':%s' % (options.port + 2), ':$HGPORT2'),
+        (re.escape(testtmp), '$TESTTMP'),
+        (r':%s\b' % options.port, ':$HGPORT'),
+        (r':%s\b' % (options.port + 1), ':$HGPORT1'),
+        (r':%s\b' % (options.port + 2), ':$HGPORT2'),
         ])
     vlog("# Ret was:", ret)