tests: move mock blackbox extension into own file

Having all blackbox log testing in test-blackbox.t isn't scalable. Move
the mock blackbox extension into its own file so we can start to move
blackbox logging into other tests.

tests/mockblackbox.py

@@ -0,0 +1,11 b''
+from mercurial import util
+
+def makedate():
+    return 0, 0
+def getuser():
+    return 'bob'
+
+# mock the date and user apis so the output is always the same
+def uisetup(ui):
+    util.makedate = makedate
+    util.getuser = getuser

tests/test-blackbox.t

@@ -1,170 +1,158 b''
 setup
-  $ cat > mock.py <<EOF
-  > from mercurial import util
-  > 
-  > def makedate():
-  >     return 0, 0
-  > def getuser():
-  >     return 'bob'
-  > # mock the date and user apis so the output is always the same
-  > def uisetup(ui):
-  >     util.makedate = makedate
-  >     util.getuser = getuser
-  > EOF
   $ cat >> $HGRCPATH <<EOF
   > [extensions]
   > blackbox=
-  > mock=`pwd`/mock.py
+  > mock=$TESTDIR/mockblackbox.py
   > mq=
   > EOF
   $ hg init blackboxtest
   $ cd blackboxtest
 
 command, exit codes, and duration
 
   $ echo a > a
   $ hg add a
   $ hg blackbox
   1970/01/01 00:00:00 bob> add a
   1970/01/01 00:00:00 bob> add a exited 0 after * seconds (glob)
 
 incoming change tracking
 
 create two heads to verify that we only see one change in the log later
   $ hg commit -ma
   $ hg up null
   0 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ echo b > b
   $ hg commit -Amb
   adding b
   created new head
 
 clone, commit, pull
   $ hg clone . ../blackboxtest2
   updating to branch default
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ echo c > c
   $ hg commit -Amc
   adding c
   $ cd ../blackboxtest2
   $ hg pull
   pulling from $TESTTMP/blackboxtest (glob)
   searching for changes
   adding changesets
   adding manifests
   adding file changes
   added 1 changesets with 1 changes to 1 files
   (run 'hg update' to get a working copy)
   $ hg blackbox -l 5
   1970/01/01 00:00:00 bob> pull
   1970/01/01 00:00:00 bob> updated served branch cache in ?.???? seconds (glob)
   1970/01/01 00:00:00 bob> wrote served branch cache with 1 labels and 2 nodes
   1970/01/01 00:00:00 bob> 1 incoming changes - new heads: d02f48003e62
   1970/01/01 00:00:00 bob> pull exited 0 after * seconds (glob)
 
 we must not cause a failure if we cannot write to the log
 
   $ hg rollback
   repository tip rolled back to revision 1 (undo pull)
 
 #if unix-permissions no-root
   $ chmod 000 .hg/blackbox.log
   $ hg --debug incoming
   warning: cannot write to blackbox.log: Permission denied
   comparing with $TESTTMP/blackboxtest (glob)
   query 1; heads
   searching for changes
   all local heads known remotely
   changeset:   2:d02f48003e62c24e2659d97d30f2a83abe5d5d51
   tag:         tip
   phase:       draft
   parent:      1:6563da9dcf87b1949716e38ff3e3dfaa3198eb06
   parent:      -1:0000000000000000000000000000000000000000
   manifest:    2:ab9d46b053ebf45b7996f2922b9893ff4b63d892
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   files+:      c
   extra:       branch=default
   description:
   c
   
   
 #endif
   $ hg pull
   pulling from $TESTTMP/blackboxtest (glob)
   searching for changes
   adding changesets
   adding manifests
   adding file changes
   added 1 changesets with 1 changes to 1 files
   (run 'hg update' to get a working copy)
 
 a failure reading from the log is fine
 #if unix-permissions no-root
   $ hg blackbox -l 3
   abort: Permission denied: $TESTTMP/blackboxtest2/.hg/blackbox.log
   [255]
 
   $ chmod 600 .hg/blackbox.log
 #endif
 
 backup bundles get logged
 
   $ touch d
   $ hg commit -Amd
   adding d
   created new head
   $ hg strip tip
   0 files updated, 0 files merged, 1 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/blackboxtest2/.hg/strip-backup/*-backup.hg (glob)
   $ hg blackbox -l 5
   1970/01/01 00:00:00 bob> strip tip
   1970/01/01 00:00:00 bob> saved backup bundle to $TESTTMP/blackboxtest2/.hg/strip-backup/*-backup.hg (glob)
   1970/01/01 00:00:00 bob> updated base branch cache in ?.???? seconds (glob)
   1970/01/01 00:00:00 bob> wrote base branch cache with 1 labels and 2 nodes
   1970/01/01 00:00:00 bob> strip tip exited 0 after * seconds (glob)
 
 tags cache gets logged
   $ hg up tip
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ hg tag -m 'create test tag' test-tag
   $ hg tags
   tip                                3:5b5562c08298
   test-tag                           2:d02f48003e62
   $ hg blackbox -l 3
   1970/01/01 00:00:00 bob> resolved 1 tags cache entries from 1 manifests in ?.???? seconds (glob)
   1970/01/01 00:00:00 bob> writing tags cache file with 2 heads and 1 tags
   1970/01/01 00:00:00 bob> tags exited 0 after ?.?? seconds (glob)
 
 extension and python hooks - use the eol extension for a pythonhook
 
   $ echo '[extensions]' >> .hg/hgrc
   $ echo 'eol=' >> .hg/hgrc
   $ echo '[hooks]' >> .hg/hgrc
   $ echo 'update = echo hooked' >> .hg/hgrc
   $ hg update
   hooked
   0 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ hg blackbox -l 4
   1970/01/01 00:00:00 bob> update
   1970/01/01 00:00:00 bob> pythonhook-preupdate: hgext.eol.preupdate finished in * seconds (glob)
   1970/01/01 00:00:00 bob> exthook-update: echo hooked finished in * seconds (glob)
   1970/01/01 00:00:00 bob> update exited 0 after * seconds (glob)
 
 log rotation
 
   $ echo '[blackbox]' >> .hg/hgrc
   $ echo 'maxsize = 20 b' >> .hg/hgrc
   $ echo 'maxfiles = 3' >> .hg/hgrc
   $ hg status
   $ hg status
   $ hg status
   $ hg tip -q
   3:5b5562c08298
   $ ls .hg/blackbox.log*
   .hg/blackbox.log
   .hg/blackbox.log.1
   .hg/blackbox.log.2
 
 cleanup
   $ cd ..