patch: add lexists() to backends, use it in selectfile()
At this point, all applydiff() filesystem calls should pass through fsbackend.
$ "$TESTDIR/hghave" icasefs || exit 80
test file addition with bad case
$ hg init repo1
$ cd repo1
$ echo a > a
$ hg add A
adding a
$ hg st
A a
$ hg ci -m adda
$ hg manifest
a
$ cd ..
test case collision on rename (issue750)
$ hg init repo2
$ cd repo2
$ echo a > a
$ hg --debug ci -Am adda
adding a
a
committed changeset 0:07f4944404050f47db2e5c5071e0e84e7a27bba9
$ hg mv a A
A: not overwriting - file exists
'a' used to be removed under windows
$ test -f a || echo 'a is missing'
$ hg st
$ cd ..
test case collision between revisions (issue912)
$ hg init repo3
$ cd repo3
$ echo a > a
$ hg ci -Am adda
adding a
$ hg rm a
$ hg ci -Am removea
$ echo A > A
on linux hfs keeps the old case stored, force it
$ mv a aa
$ mv aa A
$ hg ci -Am addA
adding A
used to fail under case insensitive fs
$ hg up -C 0
1 files updated, 0 files merged, 1 files removed, 0 files unresolved
$ hg up -C
1 files updated, 0 files merged, 1 files removed, 0 files unresolved
$ cd ..