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-rw-r--r--src/test/test-specifier.c188
1 files changed, 188 insertions, 0 deletions
diff --git a/src/test/test-specifier.c b/src/test/test-specifier.c
new file mode 100644
index 0000000..d6a8b79
--- /dev/null
+++ b/src/test/test-specifier.c
@@ -0,0 +1,188 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include "sd-id128.h"
+
+#include "alloc-util.h"
+#include "log.h"
+#include "specifier.h"
+#include "stat-util.h"
+#include "stdio-util.h"
+#include "string-util.h"
+#include "strv.h"
+#include "tests.h"
+#include "unit-file.h"
+
+static void test_specifier_escape_one(const char *a, const char *b) {
+ _cleanup_free_ char *x = NULL;
+
+ x = specifier_escape(a);
+ assert_se(streq_ptr(x, b));
+}
+
+TEST(specifier_escape) {
+ test_specifier_escape_one(NULL, NULL);
+ test_specifier_escape_one("", "");
+ test_specifier_escape_one("%", "%%");
+ test_specifier_escape_one("foo bar", "foo bar");
+ test_specifier_escape_one("foo%bar", "foo%%bar");
+ test_specifier_escape_one("%%%%%", "%%%%%%%%%%");
+}
+
+static void test_specifier_escape_strv_one(char **a, char **b) {
+ _cleanup_strv_free_ char **x = NULL;
+
+ assert_se(specifier_escape_strv(a, &x) >= 0);
+ assert_se(strv_equal(x, b));
+}
+
+TEST(specifier_escape_strv) {
+ test_specifier_escape_strv_one(NULL, NULL);
+ test_specifier_escape_strv_one(STRV_MAKE(NULL), STRV_MAKE(NULL));
+ test_specifier_escape_strv_one(STRV_MAKE(""), STRV_MAKE(""));
+ test_specifier_escape_strv_one(STRV_MAKE("foo"), STRV_MAKE("foo"));
+ test_specifier_escape_strv_one(STRV_MAKE("%"), STRV_MAKE("%%"));
+ test_specifier_escape_strv_one(STRV_MAKE("foo", "%", "foo%", "%foo", "foo%foo", "quux", "%%%"),
+ STRV_MAKE("foo", "%%", "foo%%", "%%foo", "foo%%foo", "quux", "%%%%%%"));
+}
+
+/* Any specifier functions which don't need an argument. */
+static const Specifier specifier_table[] = {
+ COMMON_SYSTEM_SPECIFIERS,
+
+ COMMON_CREDS_SPECIFIERS(RUNTIME_SCOPE_USER),
+ { 'h', specifier_user_home, NULL },
+
+ COMMON_TMP_SPECIFIERS,
+ {}
+};
+
+TEST(specifier_printf) {
+ static const Specifier table[] = {
+ { 'X', specifier_string, (char*) "AAAA" },
+ { 'Y', specifier_string, (char*) "BBBB" },
+ { 'e', specifier_string, NULL },
+ COMMON_SYSTEM_SPECIFIERS,
+ {}
+ };
+
+ _cleanup_free_ char *w = NULL;
+ int r;
+
+ r = specifier_printf("xxx a=%X b=%Y e=%e yyy", SIZE_MAX, table, NULL, NULL, &w);
+ assert_se(r >= 0);
+ assert_se(w);
+
+ puts(w);
+ assert_se(streq(w, "xxx a=AAAA b=BBBB e= yyy"));
+
+ free(w);
+ r = specifier_printf("boot=%b, host=%H, pretty=%q, version=%v, arch=%a, empty=%e", SIZE_MAX, table, NULL, NULL, &w);
+ assert_se(r >= 0);
+ assert_se(w);
+ puts(w);
+
+ w = mfree(w);
+ specifier_printf("os=%o, os-version=%w, build=%B, variant=%W, empty=%e%e%e", SIZE_MAX, table, NULL, NULL, &w);
+ if (w)
+ puts(w);
+}
+
+TEST(specifier_real_path) {
+ static const Specifier table[] = {
+ { 'p', specifier_string, "/dev/initctl" },
+ { 'y', specifier_real_path, "/dev/initctl" },
+ { 'Y', specifier_real_directory, "/dev/initctl" },
+ { 'w', specifier_real_path, "/dev/tty" },
+ { 'W', specifier_real_directory, "/dev/tty" },
+ {}
+ };
+
+ _cleanup_free_ char *w = NULL;
+ int r;
+
+ r = specifier_printf("p=%p y=%y Y=%Y w=%w W=%W", SIZE_MAX, table, NULL, NULL, &w);
+ assert_se(r >= 0 || r == -ENOENT);
+ assert_se(w || r == -ENOENT);
+ puts(strnull(w));
+
+ /* /dev/initctl should normally be a symlink to /run/initctl */
+ if (inode_same("/dev/initctl", "/run/initctl", 0) > 0)
+ assert_se(streq(w, "p=/dev/initctl y=/run/initctl Y=/run w=/dev/tty W=/dev"));
+}
+
+TEST(specifier_real_path_missing_file) {
+ static const Specifier table[] = {
+ { 'p', specifier_string, "/dev/-no-such-file--" },
+ { 'y', specifier_real_path, "/dev/-no-such-file--" },
+ { 'Y', specifier_real_directory, "/dev/-no-such-file--" },
+ {}
+ };
+
+ _cleanup_free_ char *w = NULL;
+ int r;
+
+ r = specifier_printf("p=%p y=%y", SIZE_MAX, table, NULL, NULL, &w);
+ assert_se(r == -ENOENT);
+
+ r = specifier_printf("p=%p Y=%Y", SIZE_MAX, table, NULL, NULL, &w);
+ assert_se(r == -ENOENT);
+}
+
+TEST(specifiers) {
+ int r;
+
+ for (const Specifier *s = specifier_table; s->specifier; s++) {
+ char spec[3];
+ _cleanup_free_ char *resolved = NULL;
+
+ xsprintf(spec, "%%%c", s->specifier);
+
+ r = specifier_printf(spec, SIZE_MAX, specifier_table, NULL, NULL, &resolved);
+ if (s->specifier == 'm' && IN_SET(r, -EUNATCH, -ENOMEDIUM, -ENOPKG)) /* machine-id might be missing in build chroots */
+ continue;
+ assert_se(r >= 0);
+
+ log_info("%%%c → %s", s->specifier, resolved);
+ }
+}
+
+/* Bunch of specifiers that are not part of the common lists */
+TEST(specifiers_assorted) {
+ const sd_id128_t id = SD_ID128_ALLF;
+ const uint64_t llu = UINT64_MAX;
+ const Specifier table[] = {
+ /* Used in src/partition/repart.c */
+ { 'a', specifier_uuid, &id },
+ { 'b', specifier_uint64, &llu },
+ {}
+ };
+
+ for (const Specifier *s = table; s->specifier; s++) {
+ char spec[3];
+ _cleanup_free_ char *resolved = NULL;
+ int r;
+
+ xsprintf(spec, "%%%c", s->specifier);
+
+ r = specifier_printf(spec, SIZE_MAX, table, NULL, NULL, &resolved);
+ assert_se(r >= 0);
+
+ log_info("%%%c → %s", s->specifier, resolved);
+ }
+}
+
+TEST(specifiers_missing_data_ok) {
+ _cleanup_free_ char *resolved = NULL;
+
+ assert_se(setenv("SYSTEMD_OS_RELEASE", "/dev/null", 1) == 0);
+ assert_se(specifier_printf("%A-%B-%M-%o-%w-%W", SIZE_MAX, specifier_table, NULL, NULL, &resolved) >= 0);
+ assert_se(streq(resolved, "-----"));
+
+ assert_se(setenv("SYSTEMD_OS_RELEASE", "/nosuchfileordirectory", 1) == 0);
+ assert_se(specifier_printf("%A-%B-%M-%o-%w-%W", SIZE_MAX, specifier_table, NULL, NULL, &resolved) == -EUNATCH);
+ assert_se(streq(resolved, "-----"));
+
+ assert_se(unsetenv("SYSTEMD_OS_RELEASE") == 0);
+}
+
+DEFINE_TEST_MAIN(LOG_DEBUG);