--- a/tests/test-largefiles-small-disk.t Sun Mar 05 16:20:07 2017 -0800
+++ b/tests/test-largefiles-small-disk.t Wed Mar 01 17:59:21 2017 -0800
@@ -5,7 +5,11 @@
> from mercurial import util
> #
> # this makes the original largefiles code abort:
+ > _origcopyfileobj = shutil.copyfileobj
> def copyfileobj(fsrc, fdst, length=16*1024):
+ > # allow journal files (used by transaction) to be written
+ > if 'journal.' in fdst.name:
+ > return _origcopyfileobj(fsrc, fdst, length)
> fdst.write(fsrc.read(4))
> raise IOError(errno.ENOSPC, os.strerror(errno.ENOSPC))
> shutil.copyfileobj = copyfileobj