tests: add test-compress

[elogind.git] / src / journal / test-compress.c

diff --git a/src/journal/test-compress.c b/src/journal/test-compress.c
new file mode 100644 (file)
index 0000000..15b3f9a
--- /dev/null
+++ b/src/journal/test-compress.c
@@ -0,0 +1,76 @@
+/***
+  This file is part of systemd
+
+  Copyright 2014 Ronny Chevalier
+
+  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 <http://www.gnu.org/licenses/>.
+***/
+
+#include "compress.h"
+#include "util.h"
+#include "macro.h"
+
+static void test_compress_uncompress(void) {
+        char text[] = "foofoofoofoo AAAA aaaaaaaaa ghost busters barbarbar FFF"
+                      "foofoofoofoo AAAA aaaaaaaaa ghost busters barbarbar FFF";
+        char compressed[512];
+        uint64_t csize = 512;
+        uint64_t usize = 0;
+        _cleanup_free_ char *uncompressed = NULL;
+
+        assert_se(compress_blob(text, sizeof(text), compressed, &csize));
+        assert_se(uncompress_blob(compressed,
+                                  csize,
+                                  (void **) &uncompressed,
+                                  &usize, &csize, 0));
+        assert_se(uncompressed);
+        assert_se(streq(uncompressed, text));
+        assert_se(!uncompress_blob("garbage",
+                                   7,
+                                   (void **) &uncompressed,
+                                   &usize, &csize, 0));
+}
+
+static void test_uncompress_startswith(void) {
+        char text[] = "foofoofoofoo AAAA aaaaaaaaa ghost busters barbarbar FFF"
+                      "foofoofoofoo AAAA aaaaaaaaa ghost busters barbarbar FFF";
+        char compressed[512];
+        uint64_t csize = 512;
+        uint64_t usize = 0;
+        _cleanup_free_ char *uncompressed = NULL;
+
+        assert_se(compress_blob(text, sizeof(text), compressed, &csize));
+        assert_se(uncompress_startswith(compressed,
+                                        csize,
+                                        (void **) &uncompressed,
+                                        &usize,
+                                        "foofoofoofoo", 12, ' '));
+        assert_se(!uncompress_startswith(compressed,
+                                         csize,
+                                        (void **) &uncompressed,
+                                        &usize,
+                                        "foofoofoofoo", 12, 'w'));
+        assert_se(!uncompress_startswith(compressed,
+                                         csize,
+                                        (void **) &uncompressed,
+                                        &usize,
+                                        "barbarbar", 9, ' '));
+}
+
+int main(int argc, char *argv[]) {
+        test_compress_uncompress();
+        test_uncompress_startswith();
+
+        return 0;
+}