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Diffstat (limited to 'src/test/test-strxcpyx.c')
| -rw-r--r-- | src/test/test-strxcpyx.c | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/src/test/test-strxcpyx.c b/src/test/test-strxcpyx.c new file mode 100644 index 0000000..dd8dbde --- /dev/null +++ b/src/test/test-strxcpyx.c @@ -0,0 +1,176 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include <stdio.h> + +#include "string-util.h" +#include "strxcpyx.h" +#include "tests.h" +#include "util.h" + +TEST(strpcpy) { + char target[25]; + char *s = target; + size_t space_left; + bool truncated; + + space_left = sizeof(target); + 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_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_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'); +} + +TEST(strpcpyl) { + char target[25]; + char *s = target; + size_t space_left; + bool truncated; + + space_left = sizeof(target); + 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_full(target, space_left, "12345", &truncated); + assert_se(!truncated); + + assert_se(streq(target, "12345")); + assert_se(space_left == 20); +} + +TEST(strscpyl) { + char target[25]; + size_t space_left; + bool truncated; + + space_left = sizeof(target); + 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); +} + +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, r; + + 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); + for (i = 0; i < 100; i++) + l = strpcpyf(&p, l, "%u ", i); + + assert_se(streq(b, c)); +} + +DEFINE_TEST_MAIN(LOG_INFO); |