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test: add tests for strnpcpy_full() and friends

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This commit is contained in:
Yu Watanabe
2021-12-25 15:12:46 +09:00
parent e70151c94d
commit 648a799fc9
1 changed files with 91 additions and 18 deletions
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src/test/test-strxcpyx.c
+91 -18
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@@ -11,34 +11,86 @@ 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"));
}
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');
@@ -48,21 +100,40 @@ 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);
assert_se(streq(target, "waldo test waldo. Banana"));
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"));
}
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);
@@ -71,9 +142,11 @@ TEST(strscpy) {
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);