From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Tue, 11 Mar 2025 21:44:21 +0000 (+0900)
Subject: test: add test cases for hostname_substitute_wildcards()
X-Git-Tag: v258-rc1~1103^2~1
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=851c706e74acf0f76ee39e0c9ffa75f1e2ed1e23;p=thirdparty%2Fsystemd.git

test: add test cases for hostname_substitute_wildcards()

The function is indirectly tested through read_etc_hostname(), but let's
also test it directly.
---

diff --git a/src/test/test-hostname-setup.c b/src/test/test-hostname-setup.c
index da6e3796995..8243d600e18 100644
--- a/src/test/test-hostname-setup.c
+++ b/src/test/test-hostname-setup.c
@@ -76,6 +76,32 @@ TEST(read_etc_hostname) {
         assert(hostname == (char*) 0x1234);  /* does not touch argument on error */
 }
 
+TEST(hostname_substitute_wildcards) {
+        int r;
+
+        r = sd_id128_get_machine(NULL);
+        if (ERRNO_IS_NEG_MACHINE_ID_UNSET(r))
+                return (void) log_tests_skipped_errno(r, "skipping wildcard hostname tests, no machine ID defined");
+
+        _cleanup_free_ char *buf = NULL;
+        ASSERT_NOT_NULL((buf = strdup("")));
+        ASSERT_OK(hostname_substitute_wildcards(buf));
+        ASSERT_STREQ(buf, "");
+        ASSERT_NULL((buf = mfree(buf)));
+
+        ASSERT_NOT_NULL((buf = strdup("hogehoge")));
+        ASSERT_OK(hostname_substitute_wildcards(buf));
+        ASSERT_STREQ(buf, "hogehoge");
+        ASSERT_NULL((buf = mfree(buf)));
+
+        ASSERT_NOT_NULL((buf = strdup("hoge??hoge??foo?")));
+        ASSERT_OK(hostname_substitute_wildcards(buf));
+        log_debug("hostname_substitute_wildcards(\"hoge??hoge??foo?\"): → \"%s\"", buf);
+        ASSERT_EQ(fnmatch("hoge??hoge??foo?", buf, /* flags= */ 0), 0);
+        ASSERT_TRUE(hostname_is_valid(buf, /* flags= */ 0));
+        ASSERT_NULL((buf = mfree(buf)));
+}
+
 TEST(hostname_setup) {
         hostname_setup(false);
 }