1 files changed, 57 insertions, 0 deletions
diff --git a/src/test/test-iovec-util.c b/src/test/test-iovec-util.c
new file mode 100644
index 0000000..e7cc6e4
--- /dev/null
+++ b/src/test/test-iovec-util.c
@@ -0,0 +1,57 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include "iovec-util.h"
+#include "tests.h"
+
+TEST(iovec_memcmp) {
+        struct iovec iov1 = CONST_IOVEC_MAKE_STRING("abcdef"), iov2 = IOVEC_MAKE_STRING("bcdefg"), empty = {};
+
+        struct iovec iov1_truncated = iov1;
+        iov1_truncated.iov_len /= 2;
+
+        assert_se(iovec_memcmp(NULL, NULL) == 0);
+        assert_se(iovec_memcmp(&iov1, &iov1) == 0);
+        assert_se(iovec_memcmp(&iov2, &iov2) == 0);
+        assert_se(iovec_memcmp(&empty, &empty) == 0);
+        assert_se(iovec_memcmp(&iov1_truncated, &iov1_truncated) == 0);
+        assert_se(iovec_memcmp(&empty, NULL) == 0);
+        assert_se(iovec_memcmp(NULL, &empty) == 0);
+        assert_se(iovec_memcmp(&iov1, &iov2) < 0);
+        assert_se(iovec_memcmp(&iov2, &iov1) > 0);
+        assert_se(iovec_memcmp(&iov1, &empty) > 0);
+        assert_se(iovec_memcmp(&empty, &iov1) < 0);
+        assert_se(iovec_memcmp(&iov2, &empty) > 0);
+        assert_se(iovec_memcmp(&empty, &iov2) < 0);
+        assert_se(iovec_memcmp(&iov1_truncated, &empty) > 0);
+        assert_se(iovec_memcmp(&empty, &iov1_truncated) < 0);
+        assert_se(iovec_memcmp(&iov1, &iov1_truncated) > 0);
+        assert_se(iovec_memcmp(&iov1_truncated, &iov1) < 0);
+        assert_se(iovec_memcmp(&iov2, &iov1_truncated) > 0);
+        assert_se(iovec_memcmp(&iov1_truncated, &iov2) < 0);
+
+        _cleanup_(iovec_done) struct iovec copy = {};
+
+        assert_se(iovec_memdup(&iov1, &copy));
+        assert_se(iovec_memcmp(&iov1, &copy) == 0);
+}
+
+TEST(iovec_set_and_valid) {
+        struct iovec empty = {},
+                filled = CONST_IOVEC_MAKE_STRING("waldo"),
+                half = { .iov_base = (char*) "piff", .iov_len = 0 },
+                invalid = { .iov_base = NULL, .iov_len = 47 };
+
+        assert_se(!iovec_is_set(NULL));
+        assert_se(!iovec_is_set(&empty));
+        assert_se(iovec_is_set(&filled));
+        assert_se(!iovec_is_set(&half));
+        assert_se(!iovec_is_set(&invalid));
+
+        assert_se(iovec_is_valid(NULL));
+        assert_se(iovec_is_valid(&empty));
+        assert_se(iovec_is_valid(&filled));
+        assert_se(iovec_is_valid(&half));
+        assert_se(!iovec_is_valid(&invalid));
+}
+
+DEFINE_TEST_MAIN(LOG_INFO);