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-rw-r--r--src/test/test-bitmap.c105
1 files changed, 105 insertions, 0 deletions
diff --git a/src/test/test-bitmap.c b/src/test/test-bitmap.c
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--- /dev/null
+++ b/src/test/test-bitmap.c
@@ -0,0 +1,105 @@
+/***
+ This file is part of systemd
+
+ Copyright 2015 Tom Gundersen
+
+ 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 "bitmap.h"
+
+int main(int argc, const char *argv[]) {
+ _cleanup_bitmap_free_ Bitmap *b = NULL;
+ Iterator it;
+ unsigned n = (unsigned) -1, i = 0;
+
+ b = bitmap_new();
+ assert_se(b);
+
+ assert_se(bitmap_ensure_allocated(&b) == 0);
+ bitmap_free(b);
+ b = NULL;
+ assert_se(bitmap_ensure_allocated(&b) == 0);
+
+ assert_se(bitmap_isset(b, 0) == false);
+ assert_se(bitmap_isset(b, 1) == false);
+ assert_se(bitmap_isset(b, 256) == false);
+ assert_se(bitmap_isclear(b) == true);
+
+ assert_se(bitmap_set(b, 0) == 0);
+ assert_se(bitmap_isset(b, 0) == true);
+ assert_se(bitmap_isclear(b) == false);
+ bitmap_unset(b, 0);
+ assert_se(bitmap_isset(b, 0) == false);
+ assert_se(bitmap_isclear(b) == true);
+
+ assert_se(bitmap_set(b, 1) == 0);
+ assert_se(bitmap_isset(b, 1) == true);
+ assert_se(bitmap_isclear(b) == false);
+ bitmap_unset(b, 1);
+ assert_se(bitmap_isset(b, 1) == false);
+ assert_se(bitmap_isclear(b) == true);
+
+ assert_se(bitmap_set(b, 256) == 0);
+ assert_se(bitmap_isset(b, 256) == true);
+ assert_se(bitmap_isclear(b) == false);
+ bitmap_unset(b, 256);
+ assert_se(bitmap_isset(b, 256) == false);
+ assert_se(bitmap_isclear(b) == true);
+
+ assert_se(bitmap_set(b, 32) == 0);
+ bitmap_unset(b, 0);
+ assert_se(bitmap_isset(b, 32) == true);
+ bitmap_unset(b, 32);
+
+ BITMAP_FOREACH(n, NULL, it)
+ assert_not_reached("NULL bitmap");
+
+ assert_se(bitmap_set(b, 0) == 0);
+ assert_se(bitmap_set(b, 1) == 0);
+ assert_se(bitmap_set(b, 256) == 0);
+
+ BITMAP_FOREACH(n, b, it) {
+ assert_se(n == i);
+ if (i == 0)
+ i = 1;
+ else if (i == 1)
+ i = 256;
+ else if (i == 256)
+ i = (unsigned) -1;
+ }
+
+ assert_se(i == (unsigned) -1);
+
+ i = 0;
+
+ BITMAP_FOREACH(n, b, it) {
+ assert_se(n == i);
+ if (i == 0)
+ i = 1;
+ else if (i == 1)
+ i = 256;
+ else if (i == 256)
+ i = (unsigned) -1;
+ }
+
+ assert_se(i == (unsigned) -1);
+
+ bitmap_clear(b);
+ assert_se(bitmap_isclear(b) == true);
+
+ assert_se(bitmap_set(b, (unsigned) -1) == -ERANGE);
+
+ return 0;
+}