cmdserver: repo.invalidate() on every runcommand

cmdserver: repo.invalidate() on every runcommand

This will trigger the filecache and recreate every cached property that was
changed by something other than this cmdserver instance (e.g. by running
'hg commit' at the cmdline).

--- a/mercurial/commandserver.py	Mon Jul 25 08:28:37 2011 +0200
+++ b/mercurial/commandserver.py	Mon Jul 25 22:19:28 2011 +0300
@@ -185,6 +185,7 @@
         copiedui = self.ui.copy()
         self.repo.baseui = copiedui
         self.repo.ui = self.repo.dirstate._ui = self.repoui.copy()
+        self.repo.invalidate()
 
         req = dispatch.request(args[:], copiedui, self.repo, self.cin,
                                self.cout, self.cerr)

--- a/tests/test-commandserver.py	Mon Jul 25 08:28:37 2011 +0200
+++ b/tests/test-commandserver.py	Mon Jul 25 22:19:28 2011 +0300
@@ -154,6 +154,30 @@
                         'hooks.pre-identify=python:test-commandserver.hook', 'id'],
                input=cStringIO.StringIO('some input'))
 
+def outsidechanges(server):
+    readchannel(server)
+    os.system('echo a >> a && hg ci -Am2')
+    runcommand(server, ['tip'])
+
+def bookmarks(server):
+    readchannel(server)
+    runcommand(server, ['bookmarks'])
+
+    # changes .hg/bookmarks
+    os.system('hg bookmark -i bm1')
+    os.system('hg bookmark -i bm2')
+    runcommand(server, ['bookmarks'])
+
+    # changes .hg/bookmarks.current
+    os.system('hg upd bm1 -q')
+    runcommand(server, ['bookmarks'])
+
+def tagscache(server):
+    readchannel(server)
+    runcommand(server, ['id', '-t', '-r', '0'])
+    os.system('hg tag -r 0 foo')
+    runcommand(server, ['id', '-t', '-r', '0'])
+
 if __name__ == '__main__':
     os.system('hg init')
 
@@ -169,3 +193,6 @@
     hgrc.close()
     check(localhgrc)
     check(hookoutput)
+    check(outsidechanges)
+    check(bookmarks)
+    check(tagscache)

--- a/tests/test-commandserver.py.out	Mon Jul 25 08:28:37 2011 +0200
+++ b/tests/test-commandserver.py.out	Mon Jul 25 22:19:28 2011 +0300
@@ -52,3 +52,16 @@
 hook talking
 now try to read something: 'some input'
 eff892de26ec tip
+changeset:   1:d3a0a68be6de
+tag:         tip
+user:        test
+date:        Thu Jan 01 00:00:00 1970 +0000
+summary:     2
+
+no bookmarks set
+   bm1                       1:d3a0a68be6de
+   bm2                       1:d3a0a68be6de
+ * bm1                       1:d3a0a68be6de
+   bm2                       1:d3a0a68be6de
+
+foo