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From 430445a936cdb4c32c55affdfdd94b7eb910d5e6 Mon Sep 17 00:00:00 2001
From: David Tardon <dtardon@redhat.com>
Date: Wed, 31 Mar 2021 10:38:00 +0200
Subject: [PATCH] test-install-root: add test for unknown WantedBy= target

(cherry picked from commit 8adbad370f522831dd9246fe272caf37ce748d4a)

Related: #1835351
---
 src/test/test-install-root.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/src/test/test-install-root.c b/src/test/test-install-root.c
index f8b41b04db..73e1e0ae03 100644
--- a/src/test/test-install-root.c
+++ b/src/test/test-install-root.c
@@ -20,6 +20,7 @@ static void test_basic_mask_and_enable(const char *root) {
         assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "b.service", NULL) == -ENOENT);
         assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "c.service", NULL) == -ENOENT);
         assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "d.service", NULL) == -ENOENT);
+        assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "f.service", NULL) == -ENOENT);
 
         p = strjoina(root, "/usr/lib/systemd/system/a.service");
         assert_se(write_string_file(p,
@@ -147,6 +148,31 @@ static void test_basic_mask_and_enable(const char *root) {
         assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "b.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
         assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "c.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
         assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "d.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+
+        /* Test enabling with unknown dependency target */
+
+        p = strjoina(root, "/usr/lib/systemd/system/f.service");
+        assert_se(write_string_file(p,
+                                    "[Install]\n"
+                                    "WantedBy=x.target\n", WRITE_STRING_FILE_CREATE) >= 0);
+
+        assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "f.service", NULL) >= 0);
+        assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "f.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+
+        assert_se(unit_file_enable(UNIT_FILE_SYSTEM, 0, root, STRV_MAKE("f.service"), &changes, &n_changes) == 1);
+        assert_se(n_changes == 2);
+        assert_se(changes[0].type == UNIT_FILE_SYMLINK);
+        assert_se(streq(changes[0].source, "/usr/lib/systemd/system/f.service"));
+        p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/x.target.wants/f.service");
+        assert_se(streq(changes[0].path, p));
+        assert_se(changes[1].type == UNIT_FILE_DESTINATION_NOT_PRESENT);
+        p = strjoina(root, "/usr/lib/systemd/system/f.service");
+        assert_se(streq(changes[1].source, p));
+        assert_se(streq(changes[1].path, "x.target"));
+        unit_file_changes_free(changes, n_changes);
+        changes = NULL; n_changes = 0;
+
+        assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "f.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
 }
 
 static void test_linked_units(const char *root) {