From 84c72b1a230bb958057d32ac035de6940dd2424c Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Sun, 10 Oct 2021 21:28:18 +0900
Subject: test: add a test for parsing xml obtained by DBus Introspect method

---
 src/busctl/meson.build              |   6 +
 src/busctl/test-busctl-introspect.c | 410 ++++++++++++++++++++++++++++++++++++
 2 files changed, 416 insertions(+)
 create mode 100644 src/busctl/test-busctl-introspect.c

(limited to 'src/busctl')

diff --git a/src/busctl/meson.build b/src/busctl/meson.build
index aacd0b270d..f463436fab 100644
--- a/src/busctl/meson.build
+++ b/src/busctl/meson.build
@@ -4,3 +4,9 @@ busctl_sources = files(
         'busctl-introspect.c',
         'busctl-introspect.h',
         'busctl.c')
+
+tests += [
+        [['src/busctl/test-busctl-introspect.c',
+          'src/busctl/busctl-introspect.c',
+          'src/busctl/busctl-introspect.h']],
+]
diff --git a/src/busctl/test-busctl-introspect.c b/src/busctl/test-busctl-introspect.c
new file mode 100644
index 0000000000..862a92a0e2
--- /dev/null
+++ b/src/busctl/test-busctl-introspect.c
@@ -0,0 +1,410 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include "busctl-introspect.h"
+#include "set.h"
+#include "strv.h"
+#include "tests.h"
+
+static const char *xml_root =
+        "<!DOCTYPE node PUBLIC \"-//freedesktop//DTD D-BUS Object Introspection 1.0//EN\"\n\"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd\">\n"
+                  "<node>\n"
+                  " <interface name=\"org.freedesktop.DBus.Peer\">\n"
+                  "  <method name=\"Ping\"/>\n"
+                  "  <method name=\"GetMachineId\">\n"
+                  "   <arg type=\"s\" name=\"machine_uuid\" direction=\"out\"/>\n"
+                  "  </method>\n"
+                  " </interface>\n"
+                  " <interface name=\"org.freedesktop.DBus.Introspectable\">\n"
+                  "  <method name=\"Introspect\">\n"
+                  "   <arg name=\"data\" type=\"s\" direction=\"out\"/>\n"
+                  "  </method>\n"
+                  " </interface>\n"
+                  " <interface name=\"org.freedesktop.DBus.Properties\">\n"
+                  "  <method name=\"Get\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"property\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"value\" direction=\"out\" type=\"v\"/>\n"
+                  "  </method>\n"
+                  "  <method name=\"GetAll\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"properties\" direction=\"out\" type=\"a{sv}\"/>\n"
+                  "  </method>\n"
+                  "  <method name=\"Set\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"property\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"value\" direction=\"in\" type=\"v\"/>\n"
+                  "  </method>\n"
+                  "  <signal name=\"PropertiesChanged\">\n"
+                  "   <arg type=\"s\" name=\"interface\"/>\n"
+                  "   <arg type=\"a{sv}\" name=\"changed_properties\"/>\n"
+                  "   <arg type=\"as\" name=\"invalidated_properties\"/>\n"
+                  "  </signal>\n"
+                  " </interface>\n"
+                  " <node name=\"org\"/>\n"
+                  "</node>\n";
+
+static const char *xml_org =
+        "<!DOCTYPE node PUBLIC \"-//freedesktop//DTD D-BUS Object Introspection 1.0//EN\"\n\"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd\">\n"
+                  "<node>\n"
+                  " <interface name=\"org.freedesktop.DBus.Peer\">\n"
+                  "  <method name=\"Ping\"/>\n"
+                  "  <method name=\"GetMachineId\">\n"
+                  "   <arg type=\"s\" name=\"machine_uuid\" direction=\"out\"/>\n"
+                  "  </method>\n"
+                  " </interface>\n"
+                  " <interface name=\"org.freedesktop.DBus.Introspectable\">\n"
+                  "  <method name=\"Introspect\">\n"
+                  "   <arg name=\"data\" type=\"s\" direction=\"out\"/>\n"
+                  "  </method>\n"
+                  " </interface>\n"
+                  " <interface name=\"org.freedesktop.DBus.Properties\">\n"
+                  "  <method name=\"Get\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"property\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"value\" direction=\"out\" type=\"v\"/>\n"
+                  "  </method>\n"
+                  "  <method name=\"GetAll\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"properties\" direction=\"out\" type=\"a{sv}\"/>\n"
+                  "  </method>\n"
+                  "  <method name=\"Set\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"property\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"value\" direction=\"in\" type=\"v\"/>\n"
+                  "  </method>\n"
+                  "  <signal name=\"PropertiesChanged\">\n"
+                  "   <arg type=\"s\" name=\"interface\"/>\n"
+                  "   <arg type=\"a{sv}\" name=\"changed_properties\"/>\n"
+                  "   <arg type=\"as\" name=\"invalidated_properties\"/>\n"
+                  "  </signal>\n"
+                  " </interface>\n"
+                  " <node name=\"freedesktop\"/>\n"
+                  "</node>\n";
+
+static const char *xml_org_freedesktop =
+        "<!DOCTYPE node PUBLIC \"-//freedesktop//DTD D-BUS Object Introspection 1.0//EN\"\n\"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd\">\n"
+                  "<node>\n"
+                  " <interface name=\"org.freedesktop.DBus.Peer\">\n"
+                  "  <method name=\"Ping\"/>\n"
+                  "  <method name=\"GetMachineId\">\n"
+                  "   <arg type=\"s\" name=\"machine_uuid\" direction=\"out\"/>\n"
+                  "  </method>\n"
+                  " </interface>\n"
+                  " <interface name=\"org.freedesktop.DBus.Introspectable\">\n"
+                  "  <method name=\"Introspect\">\n"
+                  "   <arg name=\"data\" type=\"s\" direction=\"out\"/>\n"
+                  "  </method>\n"
+                  " </interface>\n"
+                  " <interface name=\"org.freedesktop.DBus.Properties\">\n"
+                  "  <method name=\"Get\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"property\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"value\" direction=\"out\" type=\"v\"/>\n"
+                  "  </method>\n"
+                  "  <method name=\"GetAll\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"properties\" direction=\"out\" type=\"a{sv}\"/>\n"
+                  "  </method>\n"
+                  "  <method name=\"Set\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"property\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"value\" direction=\"in\" type=\"v\"/>\n"
+                  "  </method>\n"
+                  "  <signal name=\"PropertiesChanged\">\n"
+                  "   <arg type=\"s\" name=\"interface\"/>\n"
+                  "   <arg type=\"a{sv}\" name=\"changed_properties\"/>\n"
+                  "   <arg type=\"as\" name=\"invalidated_properties\"/>\n"
+                  "  </signal>\n"
+                  " </interface>\n"
+                  " <node name=\"LogControl1\"/>\n"
+                  " <node name=\"network1\"/>\n"
+                  "</node>\n";
+
+static const char *xml_org_freedesktop_LogControl1 =
+        "<!DOCTYPE node PUBLIC \"-//freedesktop//DTD D-BUS Object Introspection 1.0//EN\"\n\"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd\">\n"
+                  "<node>\n"
+                  " <interface name=\"org.freedesktop.DBus.Peer\">\n"
+                  "  <method name=\"Ping\"/>\n"
+                  "  <method name=\"GetMachineId\">\n"
+                  "   <arg type=\"s\" name=\"machine_uuid\" direction=\"out\"/>\n"
+                  "  </method>\n"
+                  " </interface>\n"
+                  " <interface name=\"org.freedesktop.DBus.Introspectable\">\n"
+                  "  <method name=\"Introspect\">\n"
+                  "   <arg name=\"data\" type=\"s\" direction=\"out\"/>\n"
+                  "  </method>\n"
+                  " </interface>\n"
+                  " <interface name=\"org.freedesktop.DBus.Properties\">\n"
+                  "  <method name=\"Get\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"property\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"value\" direction=\"out\" type=\"v\"/>\n"
+                  "  </method>\n"
+                  "  <method name=\"GetAll\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"properties\" direction=\"out\" type=\"a{sv}\"/>\n"
+                  "  </method>\n"
+                  "  <method name=\"Set\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"property\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"value\" direction=\"in\" type=\"v\"/>\n"
+                  "  </method>\n"
+                  "  <signal name=\"PropertiesChanged\">\n"
+                  "   <arg type=\"s\" name=\"interface\"/>\n"
+                  "   <arg type=\"a{sv}\" name=\"changed_properties\"/>\n"
+                  "   <arg type=\"as\" name=\"invalidated_properties\"/>\n"
+                  "  </signal>\n"
+                  " </interface>\n"
+                  "<interface name=\"org.freedesktop.LogControl1\">\n"
+                  "  <property name=\"LogLevel\" type=\"s\" access=\"readwrite\">\n"
+                  "   <annotation name=\"org.freedesktop.DBus.Property.EmitsChangedSignal\" value=\"false\"/>\n"
+                  "   <annotation name=\"org.freedesktop.systemd1.Privileged\" value=\"true\"/>\n"
+                  "  </property>\n"
+                  "  <property name=\"LogTarget\" type=\"s\" access=\"readwrite\">\n"
+                  "   <annotation name=\"org.freedesktop.DBus.Property.EmitsChangedSignal\" value=\"false\"/>\n"
+                  "   <annotation name=\"org.freedesktop.systemd1.Privileged\" value=\"true\"/>\n"
+                  "  </property>\n"
+                  "  <property name=\"SyslogIdentifier\" type=\"s\" access=\"read\">\n"
+                  "   <annotation name=\"org.freedesktop.DBus.Property.EmitsChangedSignal\" value=\"false\"/>\n"
+                  "  </property>\n"
+                  " </interface>\n"
+                  "</node>\n";
+
+static const char *xml_org_freedesktop_network1 =
+        "<!DOCTYPE node PUBLIC \"-//freedesktop//DTD D-BUS Object Introspection 1.0//EN\"\n\"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd\">\n"
+                  "<node>\n"
+                  " <interface name=\"org.freedesktop.DBus.Peer\">\n"
+                  "  <method name=\"Ping\"/>\n"
+                  "  <method name=\"GetMachineId\">\n"
+                  "   <arg type=\"s\" name=\"machine_uuid\" direction=\"out\"/>\n"
+                  "  </method>\n"
+                  " </interface>\n"
+                  " <interface name=\"org.freedesktop.DBus.Introspectable\">\n"
+                  "  <method name=\"Introspect\">\n"
+                  "   <arg name=\"data\" type=\"s\" direction=\"out\"/>\n"
+                  "  </method>\n"
+                  " </interface>\n"
+                  " <interface name=\"org.freedesktop.DBus.Properties\">\n"
+                  "  <method name=\"Get\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"property\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"value\" direction=\"out\" type=\"v\"/>\n"
+                  "  </method>\n"
+                  "  <method name=\"GetAll\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"properties\" direction=\"out\" type=\"a{sv}\"/>\n"
+                  "  </method>\n"
+                  "  <method name=\"Set\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"property\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"value\" direction=\"in\" type=\"v\"/>\n"
+                  "  </method>\n"
+                  "  <signal name=\"PropertiesChanged\">\n"
+                  "   <arg type=\"s\" name=\"interface\"/>\n"
+                  "   <arg type=\"a{sv}\" name=\"changed_properties\"/>\n"
+                  "   <arg type=\"as\" name=\"invalidated_properties\"/>\n"
+                  "  </signal>\n"
+                  " </interface>\n"
+                  " <node name=\"network\"/>\n"
+                  "</node>\n";
+
+static const char *xml_org_freedesktop_network1_network =
+        "<!DOCTYPE node PUBLIC \"-//freedesktop//DTD D-BUS Object Introspection 1.0//EN\"\n\"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd\">\n"
+                  "<node>\n"
+                  " <interface name=\"org.freedesktop.DBus.Peer\">\n"
+                  "  <method name=\"Ping\"/>\n"
+                  "  <method name=\"GetMachineId\">\n"
+                  "   <arg type=\"s\" name=\"machine_uuid\" direction=\"out\"/>\n"
+                  "  </method>\n"
+                  " </interface>\n"
+                  " <interface name=\"org.freedesktop.DBus.Introspectable\">\n"
+                  "  <method name=\"Introspect\">\n"
+                  "   <arg name=\"data\" type=\"s\" direction=\"out\"/>\n"
+                  "  </method>\n"
+                  " </interface>\n"
+                  " <interface name=\"org.freedesktop.DBus.Properties\">\n"
+                  "  <method name=\"Get\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"property\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"value\" direction=\"out\" type=\"v\"/>\n"
+                  "  </method>\n"
+                  "  <method name=\"GetAll\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"properties\" direction=\"out\" type=\"a{sv}\"/>\n"
+                  "  </method>\n"
+                  "  <method name=\"Set\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"property\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"value\" direction=\"in\" type=\"v\"/>\n"
+                  "  </method>\n"
+                  "  <signal name=\"PropertiesChanged\">\n"
+                  "   <arg type=\"s\" name=\"interface\"/>\n"
+                  "   <arg type=\"a{sv}\" name=\"changed_properties\"/>\n"
+                  "   <arg type=\"as\" name=\"invalidated_properties\"/>\n"
+                  "  </signal>\n"
+                  " </interface>\n"
+                  " <node name=\"0\"/>\n"
+                  " <node name=\"1\"/>\n"
+                  " <node name=\"2\"/>\n"
+                  " <node name=\"3\"/>\n"
+                  " <node name=\"4\"/>\n"
+                  " <node name=\"5\"/>\n"
+                  " <node name=\"6\"/>\n"
+                  " <node name=\"7\"/>\n"
+                  " <node name=\"8\"/>\n"
+                  " <node name=\"9\"/>\n"
+                  " <node name=\"10\"/>\n"
+                  " <node name=\"11\"/>\n"
+                  " <node name=\"12\"/>\n"
+                  " <node name=\"13\"/>\n"
+                  " <node name=\"14\"/>\n"
+                  " <node name=\"15\"/>\n"
+                  " <node name=\"16\"/>\n"
+                  " <node name=\"17\"/>\n"
+                  " <node name=\"18\"/>\n"
+                  " <node name=\"19\"/>\n"
+                  " <node name=\"20\"/>\n"
+                  "</node>\n";
+
+static const char *xml_org_freedesktop_network1_network_unsigned =
+        "<!DOCTYPE node PUBLIC \"-//freedesktop//DTD D-BUS Object Introspection 1.0//EN\"\n\"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd\">\n"
+                  "<node>\n"
+                  " <interface name=\"org.freedesktop.DBus.Peer\">\n"
+                  "  <method name=\"Ping\"/>\n"
+                  "  <method name=\"GetMachineId\">\n"
+                  "   <arg type=\"s\" name=\"machine_uuid\" direction=\"out\"/>\n"
+                  "  </method>\n"
+                  " </interface>\n"
+                  " <interface name=\"org.freedesktop.DBus.Introspectable\">\n"
+                  "  <method name=\"Introspect\">\n"
+                  "   <arg name=\"data\" type=\"s\" direction=\"out\"/>\n"
+                  "  </method>\n"
+                  " </interface>\n"
+                  " <interface name=\"org.freedesktop.DBus.Properties\">\n"
+                  "  <method name=\"Get\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"property\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"value\" direction=\"out\" type=\"v\"/>\n"
+                  "  </method>\n"
+                  "  <method name=\"GetAll\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"properties\" direction=\"out\" type=\"a{sv}\"/>\n"
+                  "  </method>\n"
+                  "  <method name=\"Set\">\n"
+                  "   <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"property\" direction=\"in\" type=\"s\"/>\n"
+                  "   <arg name=\"value\" direction=\"in\" type=\"v\"/>\n"
+                  "  </method>\n"
+                  "  <signal name=\"PropertiesChanged\">\n"
+                  "   <arg type=\"s\" name=\"interface\"/>\n"
+                  "   <arg type=\"a{sv}\" name=\"changed_properties\"/>\n"
+                  "   <arg type=\"as\" name=\"invalidated_properties\"/>\n"
+                  "  </signal>\n"
+                  " </interface>\n"
+                  " <node name=\"hoge\"/>\n"
+                  "</node>\n";
+
+static int on_path(const char *path, void *userdata) {
+        Set *paths = userdata;
+
+        assert_se(paths);
+        assert_se(set_put_strdup(&paths, path) >= 0);
+
+        return 0;
+}
+
+static void test_introspect_on_path(void) {
+        static const XMLIntrospectOps ops = {
+                .on_path = on_path,
+        };
+        _cleanup_strv_free_ char **expected = NULL;
+        _cleanup_set_free_ Set *paths = NULL;
+        _cleanup_free_ char **l = NULL;
+
+        log_info("/* %s */", __func__);
+
+        assert_se(set_put_strdup(&paths, "/") > 0);
+
+        log_debug("/* parse_xml_introspect(\"/\") */");
+        assert_se(parse_xml_introspect("/", xml_root, &ops, paths) >= 0);
+        log_debug("/* parse_xml_introspect(\"/org\") */");
+        assert_se(parse_xml_introspect("/org", xml_org, &ops, paths) >= 0);
+        log_debug("/* parse_xml_introspect(\"/org/freedesktop\") */");
+        assert_se(parse_xml_introspect("/org/freedesktop", xml_org_freedesktop, &ops, paths) >= 0);
+        log_debug("/* parse_xml_introspect(\"/org/freedesktop/LogControl1\") */");
+        assert_se(parse_xml_introspect("/org/freedesktop/LogControl1", xml_org_freedesktop_LogControl1, &ops, paths) >= 0);
+        log_debug("/* parse_xml_introspect(\"/org/freedesktop/network1\") */");
+        assert_se(parse_xml_introspect("/org/freedesktop/network1", xml_org_freedesktop_network1, &ops, paths) >= 0);
+        log_debug("/* parse_xml_introspect(\"/org/freedesktop/network1/network\") */");
+        assert_se(parse_xml_introspect("/org/freedesktop/network1/network", xml_org_freedesktop_network1_network, &ops, paths) >= 0);
+        for (unsigned i = 0; i <= 20; i++) {
+                _cleanup_free_ char *path = NULL;
+
+                assert_se(asprintf(&path, "/org/freedesktop/network1/network/%u", i) >= 0);
+                log_debug("/* parse_xml_introspect(\"%s\") */", path);
+                assert_se(parse_xml_introspect(path, xml_org_freedesktop_network1_network_unsigned, &ops, paths) >= 0);
+        }
+
+        assert_se(l = set_get_strv(paths));
+        strv_sort(l);
+
+        assert_se(strv_extend(&expected, "/") >= 0);
+        assert_se(strv_extend(&expected, "/org") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/LogControl1") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/0") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/0/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/1") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/1/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/2") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/2/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/3") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/3/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/4") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/4/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/5") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/5/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/6") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/6/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/7") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/7/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/8") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/8/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/9") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/9/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/10") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/10/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/11") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/11/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/12") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/12/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/13") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/13/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/14") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/14/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/15") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/15/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/16") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/16/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/17") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/17/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/18") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/18/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/19") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/19/hoge") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/20") >= 0);
+        assert_se(strv_extend(&expected, "/org/freedesktop/network1/network/20/hoge") >= 0);
+
+        strv_sort(expected);
+        assert_se(strv_equal(l, expected));
+}
+
+int main(int argc, char *argv[]) {
+        test_setup_logging(LOG_DEBUG);
+
+        test_introspect_on_path();
+
+        return 0;
+}
-- 
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