test-client: merge branch 'th/client-tests-refactor-base-class'

https://gitlab.freedesktop.org/NetworkManager/NetworkManager/-/merge_requests/1628

1 files changed, 276 insertions, 215 deletions

diff --git a/src/tests/client/test-client.py b/src/tests/client/test-client.py
index dc9efd8553..9aa018b61c 100755
--- a/src/tests/client/test-client.py
+++ b/src/tests/client/test-client.py
@@ -412,6 +412,34 @@ class Util:
             return None
 
     @staticmethod
+    def file_read_expected(filename):
+        results_expect = []
+        content_expect = Util.file_read(filename)
+        try:
+            base_idx = 0
+            size_prefix = "size: ".encode("utf8")
+            while True:
+                if not content_expect[base_idx : base_idx + 10].startswith(size_prefix):
+                    raise Exception("Unexpected token")
+                j = base_idx + len(size_prefix)
+                i = j
+                if Util.python_has_version(3, 0):
+                    eol = ord("\n")
+                else:
+                    eol = "\n"
+                while content_expect[i] != eol:
+                    i += 1
+                i = i + 1 + int(content_expect[j:i])
+                results_expect.append(content_expect[base_idx:i])
+                if len(content_expect) == i:
+                    break
+                base_idx = i
+        except Exception as e:
+            results_expect = None
+
+        return content_expect, results_expect
+
+    @staticmethod
     def _replace_text_match_join(split_arr, replacement):
         yield split_arr[0]
         for t in split_arr[1:]:
@@ -541,6 +569,147 @@ class Util:
             idx = pexp.expect(pattern_list)
             del pattern_list[idx]
 
+    @staticmethod
+    def skip_without_pexpect(_func=None):
+        if _func is None:
+            if pexpect is None:
+                raise unittest.SkipTest("pexpect not available")
+            return
+
+        def f(*a, **kw):
+            Util.skip_without_pexpect()
+            _func(*a, **kw)
+
+        return f
+
+    @staticmethod
+    def skip_without_dbus_session(_func=None):
+        if _func is None:
+            if not dbus_session_inited:
+                raise unittest.SkipTest(
+                    "Own D-Bus session for testing is not initialized. Do you have dbus-run-session available?"
+                )
+            return
+
+        def f(*a, **kw):
+            Util.skip_without_dbus_session()
+            _func(*a, **kw)
+
+        return f
+
+    @staticmethod
+    def skip_without_NM(_func=None):
+        if _func is None:
+            if NM is None:
+                raise unittest.SkipTest(
+                    "gi.NM is not available. Did you build with introspection?"
+                )
+            return
+
+        def f(*a, **kw):
+            Util.skip_without_NM()
+            _func(*a, **kw)
+
+        return f
+
+    @staticmethod
+    def cmd_create_env(
+        lang="C",
+        calling_num=None,
+        fatal_warnings=_DEFAULT_ARG,
+        extra_env=None,
+    ):
+        if lang == "C":
+            language = ""
+        elif lang == "de_DE.utf8":
+            language = "de"
+        elif lang == "pl_PL.UTF-8":
+            language = "pl"
+        else:
+            raise AssertionError("invalid language %s" % (lang))
+
+        env = {}
+        for k in [
+            "LD_LIBRARY_PATH",
+            "DBUS_SESSION_BUS_ADDRESS",
+            "LIBNM_CLIENT_DEBUG",
+            "LIBNM_CLIENT_DEBUG_FILE",
+        ]:
+            val = os.environ.get(k, None)
+            if val is not None:
+                env[k] = val
+        env["LANG"] = lang
+        env["LANGUAGE"] = language
+        env["LIBNM_USE_SESSION_BUS"] = "1"
+        env["LIBNM_USE_NO_UDEV"] = "1"
+        env["TERM"] = "linux"
+        env["ASAN_OPTIONS"] = conf.get(ENV_NM_TEST_ASAN_OPTIONS)
+        env["LSAN_OPTIONS"] = conf.get(ENV_NM_TEST_LSAN_OPTIONS)
+        env["LBSAN_OPTIONS"] = conf.get(ENV_NM_TEST_UBSAN_OPTIONS)
+        env["XDG_CONFIG_HOME"] = PathConfiguration.srcdir()
+        if calling_num is not None:
+            env["NM_TEST_CALLING_NUM"] = str(calling_num)
+        if fatal_warnings is _DEFAULT_ARG or fatal_warnings:
+            env["G_DEBUG"] = "fatal-warnings"
+        if extra_env is not None:
+            for k, v in extra_env.items():
+                env[k] = v
+        return env
+
+    @staticmethod
+    def cmd_create_argv(cmd_path, args, with_valgrind=None):
+
+        if with_valgrind is None:
+            with_valgrind = conf.get(ENV_NM_TEST_VALGRIND)
+
+        valgrind_log = None
+        cmd = conf.get(cmd_path)
+        if with_valgrind:
+            valgrind_log = tempfile.mkstemp(prefix="nm-test-client-valgrind.")
+            argv = [
+                "valgrind",
+                "--quiet",
+                "--error-exitcode=37",
+                "--leak-check=full",
+                "--gen-suppressions=all",
+                (
+                    "--suppressions="
+                    + PathConfiguration.top_srcdir()
+                    + "/valgrind.suppressions"
+                ),
+                "--num-callers=100",
+                "--log-file=" + valgrind_log[1],
+                cmd,
+            ]
+            libtool = conf.get(ENV_LIBTOOL)
+            if libtool:
+                argv = list(libtool) + ["--mode=execute"] + argv
+        else:
+            argv = [cmd]
+
+        argv.extend(args)
+        return argv, valgrind_log
+
+    @staticmethod
+    def cmd_call_pexpect(cmd_path, args, extra_env):
+        argv, valgrind_log = Util.cmd_create_argv(cmd_path, args)
+        env = Util.cmd_create_env(extra_env=extra_env)
+
+        pexp = pexpect.spawn(argv[0], argv[1:], timeout=10, env=env)
+
+        pexp.str_last_chars = 100000
+
+        typ = collections.namedtuple("CallPexpect", ["pexp", "valgrind_log"])
+        return typ(pexp, valgrind_log)
+
+    @staticmethod
+    def cmd_call_pexpect_nmcli(args):
+        return Util.cmd_call_pexpect(
+            ENV_NM_TEST_CLIENT_NMCLI_PATH,
+            args,
+            {"NO_COLOR": "1"},
+        )
+
 
 ###############################################################################
 
@@ -779,6 +948,12 @@ class NMStubServer:
             )
         return u
 
+    def ReplaceTextConUuid(self, con_name, replacement):
+        return Util.ReplaceTextSimple(
+            Util.memoize_nullary(lambda: self.findConnectionUuid(con_name)),
+            replacement,
+        )
+
     def setProperty(self, path, propname, value, iface_name=None):
         if iface_name is None:
             iface_name = ""
@@ -875,21 +1050,25 @@ class AsyncProcess:
 ###############################################################################
 
 
-MAX_JOBS = 15
-
+class NMTestContext:
+    MAX_JOBS = 15
 
-class TestNmClient(unittest.TestCase):
-    def __init__(self, *args, **kwargs):
+    def __init__(self, testMethodName):
+        self.testMethodName = testMethodName
         self._calling_num = {}
         self._skip_test_for_l10n_diff = []
         self._async_jobs = []
-        self._results = []
+        self.ctx_results = []
         self.srv = None
-        unittest.TestCase.__init__(self, *args, **kwargs)
+
+    def calling_num(self, calling_fcn):
+        calling_num = self._calling_num.get(calling_fcn, 0) + 1
+        self._calling_num[calling_fcn] = calling_num
+        return calling_num
 
     def srv_start(self):
         self.srv_shutdown()
-        self.srv = NMStubServer(self._testMethodName)
+        self.srv = NMStubServer(self.testMethodName)
 
     def srv_shutdown(self):
         if self.srv is not None:
@@ -897,136 +1076,18 @@ class TestNmClient(unittest.TestCase):
             self.srv = None
             srv.shutdown()
 
-    def ReplaceTextConUuid(self, con_name, replacement):
-        return Util.ReplaceTextSimple(
-            Util.memoize_nullary(lambda: self.srv.findConnectionUuid(con_name)),
-            replacement,
-        )
-
-    @staticmethod
-    def _read_expected(filename):
-        results_expect = []
-        content_expect = Util.file_read(filename)
-        try:
-            base_idx = 0
-            size_prefix = "size: ".encode("utf8")
-            while True:
-                if not content_expect[base_idx : base_idx + 10].startswith(size_prefix):
-                    raise Exception("Unexpected token")
-                j = base_idx + len(size_prefix)
-                i = j
-                if Util.python_has_version(3, 0):
-                    eol = ord("\n")
-                else:
-                    eol = "\n"
-                while content_expect[i] != eol:
-                    i += 1
-                i = i + 1 + int(content_expect[j:i])
-                results_expect.append(content_expect[base_idx:i])
-                if len(content_expect) == i:
-                    break
-                base_idx = i
-        except Exception as e:
-            results_expect = None
-
-        return content_expect, results_expect
-
-    def _env(
-        self, lang="C", calling_num=None, fatal_warnings=_DEFAULT_ARG, extra_env=None
-    ):
-        if lang == "C":
-            language = ""
-        elif lang == "de_DE.utf8":
-            language = "de"
-        elif lang == "pl_PL.UTF-8":
-            language = "pl"
-        else:
-            self.fail("invalid language %s" % (lang))
-
-        env = {}
-        for k in [
-            "LD_LIBRARY_PATH",
-            "DBUS_SESSION_BUS_ADDRESS",
-            "LIBNM_CLIENT_DEBUG",
-            "LIBNM_CLIENT_DEBUG_FILE",
-        ]:
-            val = os.environ.get(k, None)
-            if val is not None:
-                env[k] = val
-        env["LANG"] = lang
-        env["LANGUAGE"] = language
-        env["LIBNM_USE_SESSION_BUS"] = "1"
-        env["LIBNM_USE_NO_UDEV"] = "1"
-        env["TERM"] = "linux"
-        env["ASAN_OPTIONS"] = conf.get(ENV_NM_TEST_ASAN_OPTIONS)
-        env["LSAN_OPTIONS"] = conf.get(ENV_NM_TEST_LSAN_OPTIONS)
-        env["LBSAN_OPTIONS"] = conf.get(ENV_NM_TEST_UBSAN_OPTIONS)
-        env["XDG_CONFIG_HOME"] = PathConfiguration.srcdir()
-        if calling_num is not None:
-            env["NM_TEST_CALLING_NUM"] = str(calling_num)
-        if fatal_warnings is _DEFAULT_ARG or fatal_warnings:
-            env["G_DEBUG"] = "fatal-warnings"
-        if extra_env is not None:
-            for k, v in extra_env.items():
-                env[k] = v
-        return env
-
-    def cmd_construct_argv(self, cmd_path, args, with_valgrind=None):
-
-        if with_valgrind is None:
-            with_valgrind = conf.get(ENV_NM_TEST_VALGRIND)
-
-        valgrind_log = None
-        cmd = conf.get(cmd_path)
-        if with_valgrind:
-            valgrind_log = tempfile.mkstemp(prefix="nm-test-client-valgrind.")
-            argv = [
-                "valgrind",
-                "--quiet",
-                "--error-exitcode=37",
-                "--leak-check=full",
-                "--gen-suppressions=all",
-                (
-                    "--suppressions="
-                    + PathConfiguration.top_srcdir()
-                    + "/valgrind.suppressions"
-                ),
-                "--num-callers=100",
-                "--log-file=" + valgrind_log[1],
-                cmd,
-            ]
-            libtool = conf.get(ENV_LIBTOOL)
-            if libtool:
-                argv = list(libtool) + ["--mode=execute"] + argv
-        else:
-            argv = [cmd]
-
-        argv.extend(args)
-        return argv, valgrind_log
-
-    def call_pexpect(self, cmd_path, args, extra_env):
-        argv, valgrind_log = self.cmd_construct_argv(cmd_path, args)
-        env = self._env(extra_env=extra_env)
-
-        pexp = pexpect.spawn(argv[0], argv[1:], timeout=10, env=env)
-
-        pexp.str_last_chars = 100000
-
-        typ = collections.namedtuple("CallPexpect", ["pexp", "valgrind_log"])
-        return typ(pexp, valgrind_log)
-
     def async_start(self, wait_all=False):
 
         while True:
 
             while True:
-                for async_job in list(self._async_jobs[0:MAX_JOBS]):
+                for async_job in list(self._async_jobs[0 : self.MAX_JOBS]):
                     async_job.start()
                 # start up to MAX_JOBS jobs, but poll() and complete those
                 # that are already exited. Retry, until there are no more
                 # jobs to start, or until MAX_JOBS are running.
                 jobs_running = []
-                for async_job in list(self._async_jobs[0:MAX_JOBS]):
+                for async_job in list(self._async_jobs[0 : self.MAX_JOBS]):
                     if async_job.poll() is not None:
                         self._async_jobs.remove(async_job)
                         async_job.wait_and_complete()
@@ -1034,7 +1095,7 @@ class TestNmClient(unittest.TestCase):
                     jobs_running.append(async_job)
                 if len(jobs_running) >= len(self._async_jobs):
                     break
-                if len(jobs_running) >= MAX_JOBS:
+                if len(jobs_running) >= self.MAX_JOBS:
                     break
 
             if not jobs_running:
@@ -1054,7 +1115,10 @@ class TestNmClient(unittest.TestCase):
     def async_wait(self):
         return self.async_start(wait_all=True)
 
-    def _nm_test_post(self):
+    def async_append_job(self, async_job):
+        self._async_jobs.append(async_job)
+
+    def run_post(self):
 
         self.async_wait()
 
@@ -1062,8 +1126,8 @@ class TestNmClient(unittest.TestCase):
 
         self._calling_num = None
 
-        results = self._results
-        self._results = None
+        results = self.ctx_results
+        self.ctx_results = None
 
         if len(results) == 0:
             return
@@ -1071,18 +1135,16 @@ class TestNmClient(unittest.TestCase):
         skip_test_for_l10n_diff = self._skip_test_for_l10n_diff
         self._skip_test_for_l10n_diff = None
 
-        test_name = self._testMethodName
-
         filename = os.path.abspath(
             PathConfiguration.srcdir()
             + "/test-client.check-on-disk/"
-            + test_name
+            + self.testMethodName
             + ".expected"
         )
 
         regenerate = conf.get(ENV_NM_TEST_REGENERATE)
 
-        content_expect, results_expect = self._read_expected(filename)
+        content_expect, results_expect = Util.file_read_expected(filename)
 
         if results_expect is None:
             if not regenerate:
@@ -1159,21 +1221,21 @@ class TestNmClient(unittest.TestCase):
             # nmcli loads translations from the installation path. This failure commonly
             # happens because you did not install the binary in the --prefix, before
             # running the test. Hence, translations are not available or differ.
-            self.skipTest(
+            raise unittest.SkipTest(
                 "Skipped asserting for localized tests %s. Set NM_TEST_CLIENT_CHECK_L10N=1 to force fail."
                 % (",".join(skip_test_for_l10n_diff))
             )
 
-    def setUp(self):
-        if not dbus_session_inited:
-            self.skipTest(
-                "Own D-Bus session for testing is not initialized. Do you have dbus-run-session available?"
-            )
-        if NM is None:
-            self.skipTest("gi.NM is not available. Did you build with introspection?")
+
+###############################################################################
 
 
-class TestNmcli(TestNmClient):
+class TestNmcli(unittest.TestCase):
+    def setUp(self):
+        Util.skip_without_dbus_session()
+        Util.skip_without_NM()
+        self.ctx = NMTestContext(self._testMethodName)
+
     def call_nmcli_l(
         self,
         args,
@@ -1256,9 +1318,6 @@ class TestNmcli(TestNmClient):
                 frame,
             )
 
-    def call_nmcli_pexpect(self, args):
-        return self.call_pexpect(ENV_NM_TEST_CLIENT_NMCLI_PATH, args, {"NO_COLOR": "1"})
-
     def _call_nmcli(
         self,
         args,
@@ -1278,11 +1337,10 @@ class TestNmcli(TestNmClient):
     ):
 
         if sync_barrier:
-            self.async_wait()
+            self.ctx.async_wait()
 
         calling_fcn = frame.f_code.co_name
-        calling_num = self._calling_num.get(calling_fcn, 0) + 1
-        self._calling_num[calling_fcn] = calling_num
+        calling_num = self.ctx.calling_num(calling_fcn)
 
         test_name = "%s-%03d" % (calling_fcn, calling_num)
 
@@ -1319,7 +1377,7 @@ class TestNmcli(TestNmClient):
             self.fail("invalid language %s" % (lang))
 
         # Running under valgrind is not yet supported for those tests.
-        args, valgrind_log = self.cmd_construct_argv(
+        args, valgrind_log = Util.cmd_create_argv(
             ENV_NM_TEST_CLIENT_NMCLI_PATH, args, with_valgrind=False
         )
 
@@ -1351,8 +1409,8 @@ class TestNmcli(TestNmClient):
         if expected_stderr is _DEFAULT_ARG:
             expected_stderr = None
 
-        results_idx = len(self._results)
-        self._results.append(None)
+        results_idx = len(self.ctx.ctx_results)
+        self.ctx.ctx_results.append(None)
 
         def complete_cb(async_job, returncode, stdout, stderr):
 
@@ -1427,55 +1485,47 @@ class TestNmcli(TestNmClient):
                     )
                 content = ("size: %s\n" % (len(content))).encode("utf8") + content
 
-                self._results[results_idx] = {
+                self.ctx.ctx_results[results_idx] = {
                     "test_name": test_name,
                     "ignore_l10n_diff": ignore_l10n_diff,
                     "content": content,
                 }
 
-        env = self._env(lang, calling_num, fatal_warnings, extra_env)
+        env = Util.cmd_create_env(lang, calling_num, fatal_warnings, extra_env)
         async_job = AsyncProcess(args=args, env=env, complete_cb=complete_cb)
 
-        self._async_jobs.append(async_job)
+        self.ctx.async_append_job(async_job)
 
-        self.async_start(wait_all=sync_barrier)
+        self.ctx.async_start(wait_all=sync_barrier)
 
     def nm_test(func):
         def f(self):
-            self.srv_start()
+            self.ctx.srv_start()
             func(self)
-            self._nm_test_post()
+            self.ctx.run_post()
 
         return f
 
     def nm_test_no_dbus(func):
         def f(self):
             func(self)
-            self._nm_test_post()
-
-        return f
-
-    def skip_without_pexpect(func):
-        def f(self):
-            if pexpect is None:
-                raise unittest.SkipTest("pexpect not available")
-            func(self)
+            self.ctx.run_post()
 
         return f
 
     def init_001(self):
-        self.srv.op_AddObj("WiredDevice", iface="eth0")
-        self.srv.op_AddObj("WiredDevice", iface="eth1")
-        self.srv.op_AddObj("WifiDevice", iface="wlan0")
-        self.srv.op_AddObj("WifiDevice", iface="wlan1")
+        self.ctx.srv.op_AddObj("WiredDevice", iface="eth0")
+        self.ctx.srv.op_AddObj("WiredDevice", iface="eth1")
+        self.ctx.srv.op_AddObj("WifiDevice", iface="wlan0")
+        self.ctx.srv.op_AddObj("WifiDevice", iface="wlan1")
 
         # add another device with an identical ifname. The D-Bus API itself
         # does not enforce the ifnames are unique.
-        self.srv.op_AddObj("WifiDevice", ident="wlan1/x", iface="wlan1")
+        self.ctx.srv.op_AddObj("WifiDevice", ident="wlan1/x", iface="wlan1")
 
-        self.srv.op_AddObj("WifiAp", device="wlan0", rsnf=0x0)
+        self.ctx.srv.op_AddObj("WifiAp", device="wlan0", rsnf=0x0)
 
-        self.srv.op_AddObj("WifiAp", device="wlan0")
+        self.ctx.srv.op_AddObj("WifiAp", device="wlan0")
 
         NM_AP_FLAGS = getattr(NM, "80211ApSecurityFlags")
         rsnf = 0x0
@@ -1484,11 +1534,11 @@ class TestNmcli(TestNmClient):
         rsnf = rsnf | NM_AP_FLAGS.GROUP_TKIP
         rsnf = rsnf | NM_AP_FLAGS.GROUP_CCMP
         rsnf = rsnf | NM_AP_FLAGS.KEY_MGMT_SAE
-        self.srv.op_AddObj("WifiAp", device="wlan0", wpaf=0x0, rsnf=rsnf)
+        self.ctx.srv.op_AddObj("WifiAp", device="wlan0", wpaf=0x0, rsnf=rsnf)
 
-        self.srv.op_AddObj("WifiAp", device="wlan1")
+        self.ctx.srv.op_AddObj("WifiAp", device="wlan1")
 
-        self.srv.addConnection(
+        self.ctx.srv.addConnection(
             {"connection": {"type": "802-3-ethernet", "id": "con-1"}}
         )
 
@@ -1548,7 +1598,9 @@ class TestNmcli(TestNmClient):
         replace_uuids = []
 
         replace_uuids.append(
-            self.ReplaceTextConUuid("con-xx1", "UUID-con-xx1-REPLACED-REPLACED-REPLA")
+            self.ctx.srv.ReplaceTextConUuid(
+                "con-xx1", "UUID-con-xx1-REPLACED-REPLACED-REPLA"
+            )
         )
 
         self.call_nmcli(
@@ -1561,7 +1613,7 @@ class TestNmcli(TestNmClient):
         for con_name, apn in con_gsm_list:
 
             replace_uuids.append(
-                self.ReplaceTextConUuid(
+                self.ctx.srv.ReplaceTextConUuid(
                     con_name, "UUID-" + con_name + "-REPLACED-REPLACED-REPL"
                 )
             )
@@ -1593,7 +1645,9 @@ class TestNmcli(TestNmClient):
             )
 
         replace_uuids.append(
-            self.ReplaceTextConUuid("ethernet", "UUID-ethernet-REPLACED-REPLACED-REPL")
+            self.ctx.srv.ReplaceTextConUuid(
+                "ethernet", "UUID-ethernet-REPLACED-REPLACED-REPL"
+            )
         )
 
         self.call_nmcli(
@@ -1676,9 +1730,9 @@ class TestNmcli(TestNmClient):
                 ["-f", "ALL", "-t", "dev", "show", "eth0"], replace_stdout=replace_uuids
             )
 
-        self.async_wait()
+        self.ctx.async_wait()
 
-        self.srv.setProperty(
+        self.ctx.srv.setProperty(
             "/org/freedesktop/NetworkManager/ActiveConnection/1",
             "State",
             dbus.UInt32(NM.ActiveConnectionState.DEACTIVATING),
@@ -1688,8 +1742,8 @@ class TestNmcli(TestNmClient):
 
         for i in [0, 1]:
             if i == 1:
-                self.async_wait()
-                self.srv.op_ConnectionSetVisible(False, con_id="ethernet")
+                self.ctx.async_wait()
+                self.ctx.srv.op_ConnectionSetVisible(False, con_id="ethernet")
 
             for mode in Util.iter_nmcli_output_modes():
                 self.call_nmcli_l(
@@ -1722,7 +1776,9 @@ class TestNmcli(TestNmClient):
         replace_uuids = []
 
         replace_uuids.append(
-            self.ReplaceTextConUuid("con-xx1", "UUID-con-xx1-REPLACED-REPLACED-REPLA")
+            self.ctx.srv.ReplaceTextConUuid(
+                "con-xx1", "UUID-con-xx1-REPLACED-REPLACED-REPLA"
+            )
         )
 
         self.call_nmcli(
@@ -1765,10 +1821,12 @@ class TestNmcli(TestNmClient):
         )
         self.call_nmcli_l(["con", "s", "con-xx1"], replace_stdout=replace_uuids)
 
-        self.async_wait()
+        self.ctx.async_wait()
 
         replace_uuids.append(
-            self.ReplaceTextConUuid("con-vpn-1", "UUID-con-vpn-1-REPLACED-REPLACED-REP")
+            self.ctx.srv.ReplaceTextConUuid(
+                "con-vpn-1", "UUID-con-vpn-1-REPLACED-REPLACED-REP"
+            )
         )
 
         self.call_nmcli(
@@ -1799,16 +1857,16 @@ class TestNmcli(TestNmClient):
         self.call_nmcli_l(["con", "s"], replace_stdout=replace_uuids)
         self.call_nmcli_l(["con", "s", "con-vpn-1"], replace_stdout=replace_uuids)
 
-        self.async_wait()
+        self.ctx.async_wait()
 
-        self.srv.setProperty(
+        self.ctx.srv.setProperty(
             "/org/freedesktop/NetworkManager/ActiveConnection/2",
             "VpnState",
             dbus.UInt32(NM.VpnConnectionState.ACTIVATED),
         )
 
         uuids = Util.replace_text_sort_list(
-            [c[1] for c in self.srv.findConnections()], replace_uuids
+            [c[1] for c in self.ctx.srv.findConnections()], replace_uuids
         )
 
         self.call_nmcli_l([], replace_stdout=replace_uuids)
@@ -2076,10 +2134,10 @@ class TestNmcli(TestNmClient):
             extra_env=no_dbus_env,
         )
 
-    @skip_without_pexpect
+    @Util.skip_without_pexpect
     @nm_test
     def test_ask_mode(self):
-        nmc = self.call_nmcli_pexpect(["--ask", "c", "add"])
+        nmc = Util.cmd_call_pexpect_nmcli(["--ask", "c", "add"])
         nmc.pexp.expect("Connection type:")
         nmc.pexp.sendline("ethernet")
         nmc.pexp.expect("Interface name:")
@@ -2100,11 +2158,11 @@ class TestNmcli(TestNmClient):
         nmc.pexp.expect(pexpect.EOF)
         Util.valgrind_check_log(nmc.valgrind_log, "test_ask_mode")
 
-    @skip_without_pexpect
+    @Util.skip_without_pexpect
     @nm_test
     def test_monitor(self):
         def start_mon(self):
-            nmc = self.call_nmcli_pexpect(["monitor"])
+            nmc = Util.cmd_call_pexpect_nmcli(["monitor"])
             nmc.pexp.expect("NetworkManager is running")
             return nmc
 
@@ -2115,10 +2173,10 @@ class TestNmcli(TestNmClient):
 
         nmc = start_mon(self)
 
-        self.srv.op_AddObj("WiredDevice", iface="eth0")
+        self.ctx.srv.op_AddObj("WiredDevice", iface="eth0")
         nmc.pexp.expect("eth0: device created\r\n")
 
-        self.srv.addConnection(
+        self.ctx.srv.addConnection(
             {"connection": {"type": "802-3-ethernet", "id": "con-1"}}
         )
         nmc.pexp.expect("con-1: connection profile created\r\n")
@@ -2126,7 +2184,7 @@ class TestNmcli(TestNmClient):
         end_mon(self, nmc)
 
         nmc = start_mon(self)
-        self.srv_shutdown()
+        self.ctx.srv_shutdown()
         Util.pexpect_expect_all(
             nmc.pexp,
             "con-1: connection profile removed",
@@ -2139,7 +2197,11 @@ class TestNmcli(TestNmClient):
 ###############################################################################
 
 
-class TestNmCloudSetup(TestNmClient):
+class TestNmCloudSetup(unittest.TestCase):
+    def setUp(self):
+        Util.skip_without_dbus_session()
+        Util.skip_without_NM()
+        self.ctx = NMTestContext(self._testMethodName)
 
     _mac1 = "9e:c0:3e:92:24:2d"
     _mac2 = "53:e9:7e:52:8d:a8"
@@ -2153,8 +2215,7 @@ class TestNmCloudSetup(TestNmClient):
         """
 
         def f(self):
-            if pexpect is None:
-                raise unittest.SkipTest("pexpect not available")
+            Util.skip_without_pexpect()
 
             if tuple(sys.version_info[0:2]) < (3, 2):
                 # subprocess.Popen()'s "pass_fd" argument requires at least Python 3.2.
@@ -2191,12 +2252,12 @@ class TestNmCloudSetup(TestNmClient):
 
             error = None
 
-            self.srv_start()
+            self.ctx.srv_start()
             try:
                 func(self)
             except Exception as e:
                 error = e
-            self._nm_test_post()
+            self.ctx.run_post()
 
             self.md_conn.close()
             p.stdin.close()
@@ -2210,8 +2271,8 @@ class TestNmCloudSetup(TestNmClient):
 
     def _mock_devices(self):
         # Add a device with an active connection that has IPv4 configured
-        self.srv.op_AddObj("WiredDevice", iface="eth0", mac="9e:c0:3e:92:24:2d")
-        self.srv.addAndActivateConnection(
+        self.ctx.srv.op_AddObj("WiredDevice", iface="eth0", mac="9e:c0:3e:92:24:2d")
+        self.ctx.srv.addAndActivateConnection(
             {
                 "connection": {"type": "802-3-ethernet", "id": "con-eth0"},
                 "ipv4": {"method": "auto"},
@@ -2221,8 +2282,8 @@ class TestNmCloudSetup(TestNmClient):
         )
 
         # The second connection has no IPv4
-        self.srv.op_AddObj("WiredDevice", iface="eth1", mac="53:e9:7e:52:8d:a8")
-        self.srv.addAndActivateConnection(
+        self.ctx.srv.op_AddObj("WiredDevice", iface="eth1", mac="53:e9:7e:52:8d:a8")
+        self.ctx.srv.addAndActivateConnection(
             {"connection": {"type": "802-3-ethernet", "id": "con-eth1"}},
             "/org/freedesktop/NetworkManager/Devices/2",
             "",
@@ -2279,7 +2340,7 @@ class TestNmCloudSetup(TestNmClient):
         )
 
         # Run nm-cloud-setup for the first time
-        nmc = self.call_pexpect(
+        nmc = Util.cmd_call_pexpect(
             ENV_NM_TEST_CLIENT_CLOUD_SETUP_PATH,
             [],
             {
@@ -2301,7 +2362,7 @@ class TestNmCloudSetup(TestNmClient):
         nmc.pexp.expect(pexpect.EOF)
 
         # Run nm-cloud-setup for the second time
-        nmc = self.call_pexpect(
+        nmc = Util.cmd_call_pexpect(
             ENV_NM_TEST_CLIENT_CLOUD_SETUP_PATH,
             [],
             {
@@ -2358,7 +2419,7 @@ class TestNmCloudSetup(TestNmClient):
         self._mock_path(_azure_iface + "1/ipv4/subnet/0/prefix/" + _azure_query, "20")
 
         # Run nm-cloud-setup for the first time
-        nmc = self.call_pexpect(
+        nmc = Util.cmd_call_pexpect(
             ENV_NM_TEST_CLIENT_CLOUD_SETUP_PATH,
             [],
             {
@@ -2387,7 +2448,7 @@ class TestNmCloudSetup(TestNmClient):
         nmc.pexp.expect(pexpect.EOF)
 
         # Run nm-cloud-setup for the second time
-        nmc = self.call_pexpect(
+        nmc = Util.cmd_call_pexpect(
             ENV_NM_TEST_CLIENT_CLOUD_SETUP_PATH,
             [],
             {
@@ -2434,7 +2495,7 @@ class TestNmCloudSetup(TestNmClient):
         )
 
         # Run nm-cloud-setup for the first time
-        nmc = self.call_pexpect(
+        nmc = Util.cmd_call_pexpect(
             ENV_NM_TEST_CLIENT_CLOUD_SETUP_PATH,
             [],
             {
@@ -2456,7 +2517,7 @@ class TestNmCloudSetup(TestNmClient):
         nmc.pexp.expect(pexpect.EOF)
 
         # Run nm-cloud-setup for the second time
-        nmc = self.call_pexpect(
+        nmc = Util.cmd_call_pexpect(
             ENV_NM_TEST_CLIENT_CLOUD_SETUP_PATH,
             [],
             {
@@ -2494,7 +2555,7 @@ class TestNmCloudSetup(TestNmClient):
         self._mock_path(gcp_iface + "1/forwarded-ips/0", TestNmCloudSetup._ip2)
 
         # Run nm-cloud-setup for the first time
-        nmc = self.call_pexpect(
+        nmc = Util.cmd_call_pexpect(
             ENV_NM_TEST_CLIENT_CLOUD_SETUP_PATH,
             [],
             {
@@ -2517,7 +2578,7 @@ class TestNmCloudSetup(TestNmClient):
         nmc.pexp.expect(pexpect.EOF)
 
         # Run nm-cloud-setup for the second time
-        nmc = self.call_pexpect(
+        nmc = Util.cmd_call_pexpect(
             ENV_NM_TEST_CLIENT_CLOUD_SETUP_PATH,
             [],
             {