tests: demonstrate broken copies._fullcopytracing()

Turns out copies._fullcopytracing() was also broken.

Differential Revision: https://phab.mercurial-scm.org/D5212

tests/test-narrow-copies.t

@@ -1,65 +1,75 b''
 
   $ . "$TESTDIR/narrow-library.sh"
 
 create full repo
 
   $ hg init master
   $ cd master
 
   $ mkdir inside
   $ echo inside > inside/f1
   $ mkdir outside
   $ echo outside > outside/f2
   $ hg ci -Aqm 'initial'
 
   $ hg mv outside/f2 inside/f2
   $ hg ci -qm 'move f2 from outside'
 
   $ echo modified > inside/f2
   $ hg ci -qm 'modify inside/f2'
 
   $ mkdir outside
   $ echo new > outside/f3
   $ hg ci -Aqm 'add outside/f3'
   $ cd ..
 
   $ hg clone --narrow ssh://user@dummy/master narrow --include inside -r 2
   adding changesets
   adding manifests
   adding file changes
   added 3 changesets with 3 changes to 2 files
   new changesets *:* (glob)
   updating to branch default
   2 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ cd narrow
 
   $ hg co 'desc("move f2")'
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ hg status
   $ hg diff
   $ hg diff --change . --git
   diff --git a/inside/f2 b/inside/f2
   new file mode 100644
   --- /dev/null
   +++ b/inside/f2
   @@ -0,0 +1,1 @@
   +outside
 
   $ hg log --follow inside/f2 -r tip
   changeset:   2:bcfb756e0ca9
   tag:         tip
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     modify inside/f2
   
   changeset:   1:5a016133b2bb
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     move f2 from outside
   
   $ echo new > inside/f4
   $ hg ci -Aqm 'add inside/f4'
   $ hg pull -q
   $ hg --config extensions.rebase= rebase -d tip
   rebasing 3:4f84b666728c "add inside/f4"
   saved backup bundle to $TESTTMP/narrow/.hg/strip-backup/4f84b666728c-4269b76e-rebase.hg
+
+  $ hg co -q 0
+  $ echo modified > inside/f1
+  $ hg ci -qm 'modify inside/f1'
+  $ echo new > inside/f5
+  $ hg ci -Aqm 'add inside/f5'
+  $ hg --config extensions.rebase= rebase -d 'public()' -r .
+  rebasing 6:610b60178c28 "add inside/f5" (tip)
+  abort: data/outside/f3.i@54e53435331b: no match found!
+  [255]