tests: drop a couple of unnecessary 'hghave symlink'

tests/test-manifest.t

@@ -1,71 +1,69 b''
-  $ "$TESTDIR/hghave" symlink || exit 80
-
 Source bundle was generated with the following script:
 
 # hg init
 # echo a > a
 # ln -s a l
 # hg ci -Ama -d'0 0'
 # mkdir b
 # echo a > b/a
 # chmod +x b/a
 # hg ci -Amb -d'1 0'
 
   $ hg init
   $ hg -q pull "$TESTDIR/bundles/test-manifest.hg"
 
 The next call is expected to return nothing:
 
   $ hg manifest
 
   $ hg co
   3 files updated, 0 files merged, 0 files removed, 0 files unresolved
 
   $ hg manifest
   a
   b/a
   l
 
   $ hg manifest -v
   644   a
   755 * b/a
   644 @ l
 
   $ hg manifest --debug
   b789fdd96dc2f3bd229c1dd8eedf0fc60e2b68e3 644   a
   b789fdd96dc2f3bd229c1dd8eedf0fc60e2b68e3 755 * b/a
   047b75c6d7a3ef6a2243bd0e99f94f6ea6683597 644 @ l
 
   $ hg manifest -r 0
   a
   l
 
   $ hg manifest -r 1
   a
   b/a
   l
 
   $ hg manifest -r tip
   a
   b/a
   l
 
   $ hg manifest tip
   a
   b/a
   l
 
   $ hg manifest --all
   a
   b/a
   l
 
 The next two calls are expected to abort:
 
   $ hg manifest -r 2
   abort: unknown revision '2'!
   [255]
 
   $ hg manifest -r tip tip
   abort: please specify just one revision
   [255]

tests/test-merge-symlinks.t

@@ -1,63 +1,61 b''
-  $ "$TESTDIR/hghave" symlink || exit 80
-
   $ cat > echo.py <<EOF
   > #!/usr/bin/env python
   > import os, sys
   > try:
   >     import msvcrt
   >     msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY)
   >     msvcrt.setmode(sys.stderr.fileno(), os.O_BINARY)
   > except ImportError:
   >     pass
   > 
   > for k in ('HG_FILE', 'HG_MY_ISLINK', 'HG_OTHER_ISLINK', 'HG_BASE_ISLINK'):
   >     print k, os.environ[k]
   > EOF
 
 Create 2 heads containing the same file, once as
 a file, once as a link. Bundle was generated with:
 
 # hg init t
 # cd t
 # echo a > a
 # hg ci -qAm t0 -d '0 0'
 # echo l > l
 # hg ci -qAm t1 -d '1 0'
 # hg up -C 0
 # ln -s a l
 # hg ci -qAm t2 -d '2 0'
 # echo l2 > l2
 # hg ci -qAm t3 -d '3 0'
 
   $ hg init t
   $ cd t
   $ hg -q pull "$TESTDIR/bundles/test-merge-symlinks.hg"
   $ hg up -C 3
   3 files updated, 0 files merged, 0 files removed, 0 files unresolved
 
 Merge them and display *_ISLINK vars
 merge heads
 
   $ hg merge --tool="python ../echo.py"
   merging l
   HG_FILE l
   HG_MY_ISLINK 1
   HG_OTHER_ISLINK 0
   HG_BASE_ISLINK 0
   0 files updated, 1 files merged, 0 files removed, 0 files unresolved
   (branch merge, don't forget to commit)
 
 Test working directory symlink bit calculation wrt copies,
 especially on non-supporting systems.
 merge working directory
 
   $ hg up -C 2
   1 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ hg copy l l2
   $ HGMERGE="python ../echo.py" hg up 3
   merging l2
   HG_FILE l2
   HG_MY_ISLINK 1
   HG_OTHER_ISLINK 0
   HG_BASE_ISLINK 0
   0 files updated, 1 files merged, 0 files removed, 0 files unresolved