From 2a2507e60df45b69d69a026661f865b971ff4f29 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Mon, 24 Sep 2012 10:18:10 +0200 Subject: journal: add missing test file --- src/journal/test-mmap-cache.c | 79 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 src/journal/test-mmap-cache.c (limited to 'src') diff --git a/src/journal/test-mmap-cache.c b/src/journal/test-mmap-cache.c new file mode 100644 index 0000000000..e2ffaf4723 --- /dev/null +++ b/src/journal/test-mmap-cache.c @@ -0,0 +1,79 @@ +/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ + +/*** + This file is part of systemd. + + Copyright 2012 Lennart Poettering + + systemd 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. + + systemd 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 systemd; If not, see . +***/ + +#include +#include +#include + +#include "log.h" +#include "macro.h" +#include "util.h" +#include "mmap-cache.h" + +int main(int argc, char *argv[]) { + int x, y, z, r; + char px[] = "/tmp/testmmapXXXXXXX", py[] = "/tmp/testmmapYXXXXXX", pz[] = "/tmp/testmmapZXXXXXX"; + MMapCache *m; + void *p, *q; + + assert_se(m = mmap_cache_new()); + + x = mkstemp(px); + assert(x >= 0); + unlink(px); + + y = mkstemp(py); + assert(y >= 0); + unlink(py); + + z = mkstemp(pz); + assert(z >= 0); + unlink(pz); + + r = mmap_cache_get(m, x, PROT_READ, 0, false, 1, 2, NULL, &p); + assert(r >= 0); + + r = mmap_cache_get(m, x, PROT_READ, 0, false, 2, 2, NULL, &q); + assert(r >= 0); + + assert((uint8_t*) p + 1 == (uint8_t*) q); + + r = mmap_cache_get(m, x, PROT_READ, 1, false, 3, 2, NULL, &q); + assert(r >= 0); + + assert((uint8_t*) p + 2 == (uint8_t*) q); + + r = mmap_cache_get(m, x, PROT_READ, 0, false, 16ULL*1024ULL*1024ULL, 2, NULL, &p); + assert(r >= 0); + + r = mmap_cache_get(m, x, PROT_READ, 1, false, 16ULL*1024ULL*1024ULL+1, 2, NULL, &q); + assert(r >= 0); + + assert((uint8_t*) p + 1 == (uint8_t*) q); + + mmap_cache_unref(m); + + close_nointr_nofail(x); + close_nointr_nofail(y); + close_nointr_nofail(z); + + return 0; +} -- cgit v1.2.3-54-g00ecf