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-rw-r--r--src/test/test-util.c47
1 files changed, 47 insertions, 0 deletions
diff --git a/src/test/test-util.c b/src/test/test-util.c
index 9af3e757e3..36773c109d 100644
--- a/src/test/test-util.c
+++ b/src/test/test-util.c
@@ -549,6 +549,52 @@ static void test_hostname_is_valid(void) {
assert_se(!hostname_is_valid("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"));
}
+static void test_read_hostname_config(void) {
+ char path[] = "/tmp/hostname.XXXXXX";
+ char *hostname;
+ int fd;
+
+ fd = mkostemp_safe(path, O_RDWR|O_CLOEXEC);
+ assert(fd > 0);
+ close(fd);
+
+ /* simple hostname */
+ write_string_file(path, "foo");
+ assert_se(read_hostname_config(path, &hostname) == 0);
+ assert_se(streq(hostname, "foo"));
+ free(hostname);
+
+ /* with comment */
+ write_string_file(path, "# comment\nfoo");
+ assert_se(read_hostname_config(path, &hostname) == 0);
+ assert_se(streq(hostname, "foo"));
+ free(hostname);
+
+ /* with comment and extra whitespace */
+ write_string_file(path, "# comment\n\n foo ");
+ assert_se(read_hostname_config(path, &hostname) == 0);
+ assert_se(streq(hostname, "foo"));
+ free(hostname);
+
+ /* cleans up name */
+ write_string_file(path, "!foo/bar.com");
+ assert_se(read_hostname_config(path, &hostname) == 0);
+ assert_se(streq(hostname, "foobar.com"));
+ free(hostname);
+
+ /* no value set */
+ hostname = (char*) 0x1234;
+ write_string_file(path, "# nothing here\n");
+ assert_se(read_hostname_config(path, &hostname) == -ENOENT);
+ assert_se(hostname == (char*) 0x1234); /* does not touch argument on error */
+
+ /* nonexisting file */
+ assert_se(read_hostname_config("/non/existing", &hostname) == -ENOENT);
+ assert_se(hostname == (char*) 0x1234); /* does not touch argument on error */
+
+ unlink(path);
+}
+
static void test_u64log2(void) {
assert_se(u64log2(0) == 0);
assert_se(u64log2(8) == 3);
@@ -1481,6 +1527,7 @@ int main(int argc, char *argv[]) {
test_foreach_word_quoted();
test_memdup_multiply();
test_hostname_is_valid();
+ test_read_hostname_config();
test_u64log2();
test_protect_errno();
test_parse_size();