chiark / gitweb /
test-fileio: use random name for written file
[elogind.git] / src / test / test-util.c
index 476fa09..315bc41 100644 (file)
 ***/
 
 #include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <locale.h>
+#include <errno.h>
 
 #include "util.h"
 
@@ -43,6 +47,29 @@ static void test_first_word(void) {
         assert_se(!first_word("Hellooo", "Hello"));
 }
 
+static void test_close_many(void) {
+        int fds[3];
+        char name0[] = "/tmp/test-close-many.XXXXXX";
+        char name1[] = "/tmp/test-close-many.XXXXXX";
+        char name2[] = "/tmp/test-close-many.XXXXXX";
+
+        fds[0] = mkstemp(name0);
+        fds[1] = mkstemp(name1);
+        fds[2] = mkstemp(name2);
+
+        close_many(fds, 2);
+
+        assert_se(fcntl(fds[0], F_GETFD) == -1);
+        assert_se(fcntl(fds[1], F_GETFD) == -1);
+        assert_se(fcntl(fds[2], F_GETFD) >= 0);
+
+        close_nointr_nofail(fds[2]);
+
+        unlink(name0);
+        unlink(name1);
+        unlink(name2);
+}
+
 static void test_parse_boolean(void) {
         assert_se(parse_boolean("1") == 1);
         assert_se(parse_boolean("y") == 1);
@@ -68,17 +95,231 @@ static void test_parse_boolean(void) {
         assert_se(parse_boolean("") < 0);
 }
 
+static void test_parse_pid(void) {
+        int r;
+        pid_t pid;
+
+        r = parse_pid("100", &pid);
+        assert_se(r == 0);
+        assert_se(pid == 100);
+
+        r = parse_pid("0x7FFFFFFF", &pid);
+        assert_se(r == 0);
+        assert_se(pid == 2147483647);
+
+        pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
+        r = parse_pid("0", &pid);
+        assert_se(r == -ERANGE);
+        assert_se(pid == 65);
+
+        pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
+        r = parse_pid("-100", &pid);
+        assert_se(r == -ERANGE);
+        assert_se(pid == 65);
+
+        pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
+        r = parse_pid("0xFFFFFFFFFFFFFFFFF", &pid);
+        assert(r == -ERANGE);
+        assert_se(pid == 65);
+}
+
+static void test_parse_uid(void) {
+        int r;
+        uid_t uid;
+
+        r = parse_uid("100", &uid);
+        assert_se(r == 0);
+        assert_se(uid == 100);
+}
+
+static void test_safe_atolli(void) {
+        int r;
+        long long l;
+
+        r = safe_atolli("12345", &l);
+        assert_se(r == 0);
+        assert_se(l == 12345);
+
+        r = safe_atolli("junk", &l);
+        assert_se(r == -EINVAL);
+}
+
+static void test_safe_atod(void) {
+        int r;
+        double d;
+        char *e;
+
+        r = safe_atod("junk", &d);
+        assert_se(r == -EINVAL);
+
+        r = safe_atod("0.2244", &d);
+        assert_se(r == 0);
+        assert_se(abs(d - 0.2244) < 0.000001);
+
+        r = safe_atod("0,5", &d);
+        assert_se(r == -EINVAL);
+
+        errno = 0;
+        strtod("0,5", &e);
+        assert_se(*e == ',');
+
+        /* Check if this really is locale independent */
+        setlocale(LC_NUMERIC, "de_DE.utf8");
+
+        r = safe_atod("0.2244", &d);
+        assert_se(r == 0);
+        assert_se(abs(d - 0.2244) < 0.000001);
+
+        r = safe_atod("0,5", &d);
+        assert_se(r == -EINVAL);
+
+        errno = 0;
+        assert_se(abs(strtod("0,5", &e) - 0.5) < 0.00001);
+
+        /* And check again, reset */
+        setlocale(LC_NUMERIC, "C");
+
+        r = safe_atod("0.2244", &d);
+        assert_se(r == 0);
+        assert_se(abs(d - 0.2244) < 0.000001);
+
+        r = safe_atod("0,5", &d);
+        assert_se(r == -EINVAL);
+
+        errno = 0;
+        strtod("0,5", &e);
+        assert_se(*e == ',');
+}
+
+static void test_strappend(void) {
+       _cleanup_free_ char *t1, *t2, *t3, *t4;
+
+       t1 = strappend(NULL, NULL);
+       assert_se(streq(t1, ""));
+
+       t2 = strappend(NULL, "suf");
+       assert_se(streq(t2, "suf"));
+
+       t3 = strappend("pre", NULL);
+       assert_se(streq(t3, "pre"));
+
+       t4 = strappend("pre", "suf");
+       assert_se(streq(t4, "presuf"));
+}
+
+static void test_strstrip(void) {
+       char *r;
+       char input[] = "   hello, waldo.   ";
+
+       r = strstrip(input);
+       assert_se(streq(r, "hello, waldo."));
+
+}
+
+static void test_delete_chars(void) {
+       char *r;
+       char input[] = "   hello, waldo.   abc";
+
+       r = delete_chars(input, WHITESPACE);
+       assert_se(streq(r, "hello,waldo.abc"));
+}
+
+static void test_in_charset(void) {
+      assert_se(in_charset("dddaaabbbcccc", "abcd"));
+      assert_se(!in_charset("dddaaabbbcccc", "abc f"));
+}
+
+static void test_hexchar(void) {
+        assert_se(hexchar(0xa) == 'a');
+        assert_se(hexchar(0x0) == '0');
+}
+
+static void test_unhexchar(void) {
+        assert_se(unhexchar('a') == 0xA);
+        assert_se(unhexchar('A') == 0xA);
+        assert_se(unhexchar('0') == 0x0);
+}
+
+static void test_octchar(void) {
+        assert_se(octchar(00) == '0');
+        assert_se(octchar(07) == '7');
+}
+
+static void test_unoctchar(void) {
+        assert_se(unoctchar('0') == 00);
+        assert_se(unoctchar('7') == 07);
+}
+
+static void test_decchar(void) {
+        assert_se(decchar(0) == '0');
+        assert_se(decchar(9) == '9');
+}
+
+static void test_undecchar(void) {
+        assert_se(undecchar('0') == 0);
+        assert_se(undecchar('9') == 9);
+}
+
+static void test_cescape(void) {
+        _cleanup_free_ char *escaped;
+        escaped = cescape("abc\\\"\b\f\n\r\t\v\003\177\234\313");
+        assert_se(streq(escaped, "abc\\\\\\\"\\b\\f\\n\\r\\t\\v\\003\\177\\234\\313"));
+}
+
+static void test_cunescape(void) {
+        _cleanup_free_ char *unescaped;
+        unescaped = cunescape("abc\\\\\\\"\\b\\f\\n\\r\\t\\v\\003\\177\\234\\313");
+        assert_se(streq(unescaped, "abc\\\"\b\f\n\r\t\v\003\177\234\313"));
+}
+
+static void test_foreach_word(void) {
+        char *w, *state;
+        size_t l;
+        int i = 0;
+        const char test[] = "test abc d\te   f   ";
+        const char * const expected[] = {
+                "test",
+                "abc",
+                "d",
+                "e",
+                "f",
+                "",
+                NULL
+        };
+
+        FOREACH_WORD(w, l, test, state) {
+                assert_se(strneq(expected[i++], w, l));
+        }
+}
+
 static void test_foreach_word_quoted(void) {
         char *w, *state;
         size_t l;
-        const char test[] = "test a b c 'd' e '' '' hhh '' ''";
+        int i = 0;
+        const char test[] = "test a b c 'd' e '' '' hhh '' '' \"a b c\"";
+        const char * const expected[] = {
+                "test",
+                "a",
+                "b",
+                "c",
+                "d",
+                "e",
+                "",
+                "",
+                "hhh",
+                "",
+                "",
+                "a b c",
+                NULL
+        };
+
         printf("<%s>\n", test);
         FOREACH_WORD_QUOTED(w, l, test, state) {
-                char *t;
+                _cleanup_free_ char *t = NULL;
 
                 assert_se(t = strndup(w, l));
+                assert_se(strneq(expected[i++], w, l));
                 printf("<%s>\n", t);
-                free(t);
         }
 }
 
@@ -97,12 +338,246 @@ static void test_default_term_for_tty(void) {
         puts(default_term_for_tty("console"));
 }
 
+static void test_memdup_multiply(void) {
+        int org[] = {1, 2, 3};
+        int *dup;
+
+        dup = (int*)memdup_multiply(org, sizeof(int), 3);
+
+        assert_se(dup);
+        assert_se(dup[0] == 1);
+        assert_se(dup[1] == 2);
+        assert_se(dup[2] == 3);
+        free(dup);
+}
+
+static void test_bus_path_escape_one(const char *a, const char *b) {
+        _cleanup_free_ char *t = NULL, *x = NULL, *y = NULL;
+
+        assert_se(t = bus_path_escape(a));
+        assert_se(streq(t, b));
+
+        assert_se(x = bus_path_unescape(t));
+        assert_se(streq(a, x));
+
+        assert_se(y = bus_path_unescape(b));
+        assert_se(streq(a, y));
+}
+
+static void test_bus_path_escape(void) {
+        test_bus_path_escape_one("foo123bar", "foo123bar");
+        test_bus_path_escape_one("foo.bar", "foo_2ebar");
+        test_bus_path_escape_one("foo_2ebar", "foo_5f2ebar");
+        test_bus_path_escape_one("", "_");
+        test_bus_path_escape_one("_", "_5f");
+        test_bus_path_escape_one("1", "_31");
+        test_bus_path_escape_one(":1", "_3a1");
+}
+
+static void test_hostname_is_valid(void) {
+        assert(hostname_is_valid("foobar"));
+        assert(hostname_is_valid("foobar.com"));
+        assert(!hostname_is_valid("fööbar"));
+        assert(!hostname_is_valid(""));
+        assert(!hostname_is_valid("."));
+        assert(!hostname_is_valid(".."));
+        assert(!hostname_is_valid("foobar."));
+        assert(!hostname_is_valid(".foobar"));
+        assert(!hostname_is_valid("foo..bar"));
+        assert(!hostname_is_valid("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"));
+}
+
+static void test_u64log2(void) {
+        assert(u64log2(0) == 0);
+        assert(u64log2(8) == 3);
+        assert(u64log2(9) == 3);
+        assert(u64log2(15) == 3);
+        assert(u64log2(16) == 4);
+        assert(u64log2(1024*1024) == 20);
+        assert(u64log2(1024*1024+5) == 20);
+}
+
+static void test_get_process_comm(void) {
+        _cleanup_free_ char *a = NULL, *c = NULL, *d = NULL, *f = NULL, *i = NULL;
+        unsigned long long b;
+        pid_t e;
+        uid_t u;
+        gid_t g;
+        dev_t h;
+        int r;
+
+        assert_se(get_process_comm(1, &a) >= 0);
+        log_info("pid1 comm: '%s'", a);
+
+        assert_se(get_starttime_of_pid(1, &b) >= 0);
+        log_info("pid1 starttime: '%llu'", b);
+
+        assert_se(get_process_cmdline(1, 0, true, &c) >= 0);
+        log_info("pid1 cmdline: '%s'", c);
+
+        assert_se(get_process_cmdline(1, 8, false, &d) >= 0);
+        log_info("pid1 cmdline truncated: '%s'", d);
+
+        assert_se(get_parent_of_pid(1, &e) >= 0);
+        log_info("pid1 ppid: '%llu'", (unsigned long long) e);
+        assert_se(e == 0);
+
+        assert_se(is_kernel_thread(1) == 0);
+
+        r = get_process_exe(1, &f);
+        assert_se(r >= 0 || r == -EACCES);
+        log_info("pid1 exe: '%s'", strna(f));
+
+        assert_se(get_process_uid(1, &u) == 0);
+        log_info("pid1 uid: '%llu'", (unsigned long long) u);
+        assert_se(u == 0);
+
+        assert_se(get_process_gid(1, &g) == 0);
+        log_info("pid1 gid: '%llu'", (unsigned long long) g);
+        assert_se(g == 0);
+
+        assert(get_ctty_devnr(1, &h) == -ENOENT);
+
+        getenv_for_pid(1, "PATH", &i);
+        log_info("pid1 $PATH: '%s'", strna(i));
+}
+
+static void test_protect_errno(void) {
+        errno = 12;
+        {
+                PROTECT_ERRNO;
+                errno = 11;
+        }
+        assert(errno == 12);
+}
+
+static void test_parse_bytes(void) {
+        off_t bytes;
+
+        assert_se(parse_bytes("111", &bytes) == 0);
+        assert_se(bytes == 111);
+
+        assert_se(parse_bytes(" 112 B", &bytes) == 0);
+        assert_se(bytes == 112);
+
+        assert_se(parse_bytes("3 K", &bytes) == 0);
+        assert_se(bytes == 3*1024);
+
+        assert_se(parse_bytes(" 4 M 11K", &bytes) == 0);
+        assert_se(bytes == 4*1024*1024 + 11 * 1024);
+
+        assert_se(parse_bytes("3B3G", &bytes) == 0);
+        assert_se(bytes == 3ULL*1024*1024*1024 + 3);
+
+        assert_se(parse_bytes("3B3G4T", &bytes) == 0);
+        assert_se(bytes == (4ULL*1024 + 3)*1024*1024*1024 + 3);
+
+        assert_se(parse_bytes("12P", &bytes) == 0);
+        assert_se(bytes == 12ULL * 1024*1024*1024*1024*1024);
+
+        assert_se(parse_bytes("3E 2P", &bytes) == 0);
+        assert_se(bytes == (3 * 1024 + 2ULL) * 1024*1024*1024*1024*1024);
+
+        assert_se(parse_bytes("12X", &bytes) == -EINVAL);
+
+        assert_se(parse_bytes("1024E", &bytes) == -ERANGE);
+        assert_se(parse_bytes("-1", &bytes) == -ERANGE);
+        assert_se(parse_bytes("-1024E", &bytes) == -ERANGE);
+
+        assert_se(parse_bytes("-1024P", &bytes) == -ERANGE);
+
+        assert_se(parse_bytes("-10B 20K", &bytes) == -ERANGE);
+}
+
+static void test_strextend(void) {
+        _cleanup_free_ char *str = strdup("0123");
+        strextend(&str, "456", "78", "9", NULL);
+        assert_se(streq(str, "0123456789"));
+}
+
+static void test_strrep(void) {
+        _cleanup_free_ char *one, *three, *zero;
+        one = strrep("waldo", 1);
+        three = strrep("waldo", 3);
+        zero = strrep("waldo", 0);
+
+        assert_se(streq(one, "waldo"));
+        assert_se(streq(three, "waldowaldowaldo"));
+        assert_se(streq(zero, ""));
+}
+
+static void test_parse_user_at_host(void) {
+        _cleanup_free_ char *both = strdup("waldo@waldoscomputer");
+        _cleanup_free_ char *onlyhost = strdup("mikescomputer");
+        char *user = NULL, *host = NULL;
+
+        parse_user_at_host(both, &user, &host);
+        assert_se(streq(user, "waldo"));
+        assert_se(streq(host, "waldoscomputer"));
+
+        user = host = NULL;
+        parse_user_at_host(onlyhost, &user, &host);
+        assert_se(user == NULL);
+        assert_se(streq(host, "mikescomputer"));
+}
+
+static void test_split_pair(void) {
+        _cleanup_free_ char *a = NULL, *b = NULL;
+
+        assert_se(split_pair("", "", &a, &b) == -EINVAL);
+        assert_se(split_pair("foo=bar", "", &a, &b) == -EINVAL);
+        assert_se(split_pair("", "=", &a, &b) == -EINVAL);
+        assert_se(split_pair("foo=bar", "=", &a, &b) >= 0);
+        assert_se(streq(a, "foo"));
+        assert_se(streq(b, "bar"));
+        free(a);
+        free(b);
+        assert_se(split_pair("==", "==", &a, &b) >= 0);
+        assert_se(streq(a, ""));
+        assert_se(streq(b, ""));
+        free(a);
+        free(b);
+
+        assert_se(split_pair("===", "==", &a, &b) >= 0);
+        assert_se(streq(a, ""));
+        assert_se(streq(b, "="));
+}
+
 int main(int argc, char *argv[]) {
         test_streq_ptr();
         test_first_word();
+        test_close_many();
         test_parse_boolean();
-        test_default_term_for_tty();
+        test_parse_pid();
+        test_parse_uid();
+        test_safe_atolli();
+        test_safe_atod();
+        test_strappend();
+        test_strstrip();
+        test_delete_chars();
+        test_in_charset();
+        test_hexchar();
+        test_unhexchar();
+        test_octchar();
+        test_unoctchar();
+        test_decchar();
+        test_undecchar();
+        test_cescape();
+        test_cunescape();
+        test_foreach_word();
         test_foreach_word_quoted();
+        test_default_term_for_tty();
+        test_memdup_multiply();
+        test_bus_path_escape();
+        test_hostname_is_valid();
+        test_u64log2();
+        test_get_process_comm();
+        test_protect_errno();
+        test_parse_bytes();
+        test_strextend();
+        test_strrep();
+        test_parse_user_at_host();
+        test_split_pair();
 
         return 0;
 }