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-rw-r--r--src/test/test-uid-range.c74
1 files changed, 74 insertions, 0 deletions
diff --git a/src/test/test-uid-range.c b/src/test/test-uid-range.c
new file mode 100644
index 0000000..65a556c
--- /dev/null
+++ b/src/test/test-uid-range.c
@@ -0,0 +1,74 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
+#include <stddef.h>
+
+#include "alloc-util.h"
+#include "uid-range.h"
+#include "user-util.h"
+#include "util.h"
+
+int main(int argc, char *argv[]) {
+ _cleanup_free_ UidRange *p = NULL;
+ unsigned n = 0;
+ uid_t search;
+
+ assert_se(uid_range_add_str(&p, &n, "500-999") >= 0);
+ assert_se(n == 1);
+ assert_se(p[0].start == 500);
+ assert_se(p[0].nr == 500);
+
+ assert_se(!uid_range_contains(p, n, 499));
+ assert_se(uid_range_contains(p, n, 500));
+ assert_se(uid_range_contains(p, n, 999));
+ assert_se(!uid_range_contains(p, n, 1000));
+
+ search = UID_INVALID;
+ assert_se(uid_range_next_lower(p, n, &search));
+ assert_se(search == 999);
+ assert_se(uid_range_next_lower(p, n, &search));
+ assert_se(search == 998);
+ search = 501;
+ assert_se(uid_range_next_lower(p, n, &search));
+ assert_se(search == 500);
+ assert_se(uid_range_next_lower(p, n, &search) == -EBUSY);
+
+ assert_se(uid_range_add_str(&p, &n, "1000") >= 0);
+ assert_se(n == 1);
+ assert_se(p[0].start == 500);
+ assert_se(p[0].nr == 501);
+
+ assert_se(uid_range_add_str(&p, &n, "30-40") >= 0);
+ assert_se(n == 2);
+ assert_se(p[0].start == 30);
+ assert_se(p[0].nr == 11);
+ assert_se(p[1].start == 500);
+ assert_se(p[1].nr == 501);
+
+ assert_se(uid_range_add_str(&p, &n, "60-70") >= 0);
+ assert_se(n == 3);
+ assert_se(p[0].start == 30);
+ assert_se(p[0].nr == 11);
+ assert_se(p[1].start == 60);
+ assert_se(p[1].nr == 11);
+ assert_se(p[2].start == 500);
+ assert_se(p[2].nr == 501);
+
+ assert_se(uid_range_add_str(&p, &n, "20-2000") >= 0);
+ assert_se(n == 1);
+ assert_se(p[0].start == 20);
+ assert_se(p[0].nr == 1981);
+
+ assert_se(uid_range_add_str(&p, &n, "2002") >= 0);
+ assert_se(n == 2);
+ assert_se(p[0].start == 20);
+ assert_se(p[0].nr == 1981);
+ assert_se(p[1].start == 2002);
+ assert_se(p[1].nr == 1);
+
+ assert_se(uid_range_add_str(&p, &n, "2001") >= 0);
+ assert_se(n == 1);
+ assert_se(p[0].start == 20);
+ assert_se(p[0].nr == 1983);
+
+ return 0;
+}