basic: rename util.h to logarithm.h

[thirdparty/systemd.git] / src / test / test-strxcpyx.c

diff --git a/src/test/test-strxcpyx.c b/src/test/test-strxcpyx.c
index d7199124a3d9ed246ce173a2d392fc2ea5edf4a7..b679522fc620c6293d9ee85fa573a23c11024d7f 100644 (file)
--- a/src/test/test-strxcpyx.c
+++ b/src/test/test-strxcpyx.c
@@ -1,93 +1,168 @@
-/* SPDX-License-Identifier: LGPL-2.1+ */
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
 
 #include <stdio.h>
-#include <string.h>
 
 #include "string-util.h"
 #include "strxcpyx.h"
-#include "util.h"
+#include "tests.h"
 
-static void test_strpcpy(void) {
+TEST(strpcpy) {
         char target[25];
         char *s = target;
         size_t space_left;
+        bool truncated;
 
         space_left = sizeof(target);
-        space_left = strpcpy(&s, space_left, "12345");
-        space_left = strpcpy(&s, space_left, "hey hey hey");
-        space_left = strpcpy(&s, space_left, "waldo");
-        space_left = strpcpy(&s, space_left, "ba");
-        space_left = strpcpy(&s, space_left, "r");
-        space_left = strpcpy(&s, space_left, "foo");
+        space_left = strpcpy_full(&s, space_left, "12345", &truncated);
+        assert_se(!truncated);
+        space_left = strpcpy_full(&s, space_left, "hey hey hey", &truncated);
+        assert_se(!truncated);
+        space_left = strpcpy_full(&s, space_left, "waldo", &truncated);
+        assert_se(!truncated);
+        space_left = strpcpy_full(&s, space_left, "ba", &truncated);
+        assert_se(!truncated);
+        space_left = strpcpy_full(&s, space_left, "r", &truncated);
+        assert_se(!truncated);
+        assert_se(space_left == 1);
+        assert_se(streq(target, "12345hey hey heywaldobar"));
+
+        space_left = strpcpy_full(&s, space_left, "", &truncated);
+        assert_se(!truncated);
+        assert_se(space_left == 1);
+        assert_se(streq(target, "12345hey hey heywaldobar"));
 
+        space_left = strpcpy_full(&s, space_left, "f", &truncated);
+        assert_se(truncated);
+        assert_se(space_left == 0);
         assert_se(streq(target, "12345hey hey heywaldobar"));
+
+        space_left = strpcpy_full(&s, space_left, "", &truncated);
+        assert_se(!truncated);
+        assert_se(space_left == 0);
+        assert_se(streq(target, "12345hey hey heywaldobar"));
+
+        space_left = strpcpy_full(&s, space_left, "foo", &truncated);
+        assert_se(truncated);
         assert_se(space_left == 0);
+        assert_se(streq(target, "12345hey hey heywaldobar"));
 }
 
-static void test_strpcpyf(void) {
+TEST(strpcpyf) {
         char target[25];
         char *s = target;
         size_t space_left;
+        bool truncated;
 
         space_left = sizeof(target);
-        space_left = strpcpyf(&s, space_left, "space left: %zu. ", space_left);
-        space_left = strpcpyf(&s, space_left, "foo%s", "bar");
-
-        assert_se(streq(target, "space left: 25. foobar"));
+        space_left = strpcpyf_full(&s, space_left, &truncated, "space left: %zu. ", space_left);
+        assert_se(!truncated);
+        space_left = strpcpyf_full(&s, space_left, &truncated, "foo%s", "bar");
+        assert_se(!truncated);
         assert_se(space_left == 3);
+        assert_se(streq(target, "space left: 25. foobar"));
+
+        space_left = strpcpyf_full(&s, space_left, &truncated, "%i", 42);
+        assert_se(!truncated);
+        assert_se(space_left == 1);
+        assert_se(streq(target, "space left: 25. foobar42"));
+
+        space_left = strpcpyf_full(&s, space_left, &truncated, "%s", "");
+        assert_se(!truncated);
+        assert_se(space_left == 1);
+        assert_se(streq(target, "space left: 25. foobar42"));
+
+        space_left = strpcpyf_full(&s, space_left, &truncated, "%c", 'x');
+        assert_se(truncated);
+        assert_se(space_left == 0);
+        assert_se(streq(target, "space left: 25. foobar42"));
+
+        space_left = strpcpyf_full(&s, space_left, &truncated, "%s", "");
+        assert_se(!truncated);
+        assert_se(space_left == 0);
+        assert_se(streq(target, "space left: 25. foobar42"));
+
+        space_left = strpcpyf_full(&s, space_left, &truncated, "abc%s", "hoge");
+        assert_se(truncated);
+        assert_se(space_left == 0);
+        assert_se(streq(target, "space left: 25. foobar42"));
 
         /* test overflow */
         s = target;
-        space_left = strpcpyf(&s, 12, "00 left: %i. ", 999);
+        space_left = strpcpyf_full(&s, 12, &truncated, "00 left: %i. ", 999);
+        assert_se(truncated);
         assert_se(streq(target, "00 left: 99"));
         assert_se(space_left == 0);
         assert_se(target[12] == '2');
 }
 
-static void test_strpcpyl(void) {
+TEST(strpcpyl) {
         char target[25];
         char *s = target;
         size_t space_left;
+        bool truncated;
 
         space_left = sizeof(target);
-        space_left = strpcpyl(&s, space_left, "waldo", " test", " waldo. ", NULL);
-        space_left = strpcpyl(&s, space_left, "Banana", NULL);
-
+        space_left = strpcpyl_full(&s, space_left, &truncated, "waldo", " test", " waldo. ", NULL);
+        assert_se(!truncated);
+        space_left = strpcpyl_full(&s, space_left, &truncated, "Banana", NULL);
+        assert_se(!truncated);
+        assert_se(space_left == 1);
         assert_se(streq(target, "waldo test waldo. Banana"));
+
+        space_left = strpcpyl_full(&s, space_left, &truncated, "", "", "", NULL);
+        assert_se(!truncated);
         assert_se(space_left == 1);
+        assert_se(streq(target, "waldo test waldo. Banana"));
+
+        space_left = strpcpyl_full(&s, space_left, &truncated, "", "x", "", NULL);
+        assert_se(truncated);
+        assert_se(space_left == 0);
+        assert_se(streq(target, "waldo test waldo. Banana"));
+
+        space_left = strpcpyl_full(&s, space_left, &truncated, "hoge", NULL);
+        assert_se(truncated);
+        assert_se(space_left == 0);
+        assert_se(streq(target, "waldo test waldo. Banana"));
 }
 
-static void test_strscpy(void) {
+TEST(strscpy) {
         char target[25];
         size_t space_left;
+        bool truncated;
 
         space_left = sizeof(target);
-        space_left = strscpy(target, space_left, "12345");
+        space_left = strscpy_full(target, space_left, "12345", &truncated);
+        assert_se(!truncated);
 
         assert_se(streq(target, "12345"));
         assert_se(space_left == 20);
 }
 
-static void test_strscpyl(void) {
+TEST(strscpyl) {
         char target[25];
         size_t space_left;
+        bool truncated;
 
         space_left = sizeof(target);
-        space_left = strscpyl(target, space_left, "12345", "waldo", "waldo", NULL);
+        space_left = strscpyl_full(target, space_left, &truncated, "12345", "waldo", "waldo", NULL);
+        assert_se(!truncated);
 
         assert_se(streq(target, "12345waldowaldo"));
         assert_se(space_left == 10);
 }
 
-static void test_sd_event_code_migration(void) {
+TEST(sd_event_code_migration) {
         char b[100 * DECIMAL_STR_MAX(unsigned) + 1];
         char c[100 * DECIMAL_STR_MAX(unsigned) + 1], *p;
         unsigned i;
         size_t l;
-        int o;
+        int o, r;
 
-        for (i = o = 0; i < 100; i++)
-                o += snprintf(&b[o], sizeof(b) - o, "%u ", i);
+        for (i = o = 0; i < 100; i++) {
+                r = snprintf(&b[o], sizeof(b) - o, "%u ", i);
+                assert_se(r >= 0 && r < (int) sizeof(b) - o);
+                o += r;
+        }
 
         p = c;
         l = sizeof(c);
@@ -97,14 +172,4 @@ static void test_sd_event_code_migration(void) {
         assert_se(streq(b, c));
 }
 
-int main(int argc, char *argv[]) {
-        test_strpcpy();
-        test_strpcpyf();
-        test_strpcpyl();
-        test_strscpy();
-        test_strscpyl();
-
-        test_sd_event_code_migration();
-
-        return 0;
-}
+DEFINE_TEST_MAIN(LOG_INFO);