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libvirt/tests/virfilewrapper.h
Martin Kletzander ae60ea48bc tests: Add virfilewrapper -- the new super "mock"
This mock (which is actually not mock at all, see later) can redirect
all accesses to a path into another path.  There is no need to
create mocks for particular directories, you just create a directory
with all the data a redirect the test there.

In the future, this should also be able to register callbacks for
calls/paths, e.g. when the test is going to write into anything under
"/sys/devices", call function fce();  Then in the open() call we would
add information about the fd into some structure and in write() we
would call fce() with parameters like @path to write to, @data to
be written and pointer to optional return value, so that fce() itself
could stop the call from happening or change its behaviour.  But
that's an idea for a latter day.

This is not a mock because it will not be preloaded, but compiled in
the test itself.  See future patches for usage.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
2017-05-09 13:12:40 +02:00

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C

/*
* virfilewrapper.h: Wrapper for universal file access
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*/
#ifndef __VIR_FILE_MOCK_H__
int
virFileWrapperAddPrefix(const char *prefix,
const char *override);
void
virFileWrapperRemovePrefix(const char *prefix);
void
virFileWrapperClearPrefixes(void);
#endif /* __VIR_FILE_MOCK_H__ */