On Tue, May 24, 2022 at 1:35 PM <marcandre.lur...@redhat.com> wrote:

> From: Marc-André Lureau <marcandre.lur...@redhat.com>
>
> Signed-off-by: Marc-André Lureau <marcandre.lur...@redhat.com>
> ---
>  tests/unit/test-qga.c | 121 +++++++++++++++---------------------------
>  1 file changed, 43 insertions(+), 78 deletions(-)
>
> diff --git a/tests/unit/test-qga.c b/tests/unit/test-qga.c
> index ab0b12a2dd..530317044b 100644
> --- a/tests/unit/test-qga.c
> +++ b/tests/unit/test-qga.c
> @@ -52,7 +52,10 @@ fixture_setup(TestFixture *fixture, gconstpointer data,
> gchar **envp)
>  {
>      const gchar *extra_arg = data;
>      GError *error = NULL;
> -    gchar *cwd, *path, *cmd, **argv = NULL;
> +    g_autofree char *cwd = NULL;
> +    g_autofree char *path = NULL;
> +    g_autofree char *cmd = NULL;
> +    g_auto(GStrv) argv = NULL;
>
>      fixture->loop = g_main_loop_new(NULL, FALSE);
>
> @@ -78,17 +81,12 @@ fixture_setup(TestFixture *fixture, gconstpointer
> data, gchar **envp)
>
>      fixture->fd = connect_qga(path);
>      g_assert_cmpint(fixture->fd, !=, -1);
> -
> -    g_strfreev(argv);
> -    g_free(cmd);
> -    g_free(cwd);
> -    g_free(path);
>  }
>
>  static void
>  fixture_tear_down(TestFixture *fixture, gconstpointer data)
>  {
> -    gchar *tmp;
> +    g_autofree char *tmp = NULL;
>
>      kill(fixture->pid, SIGTERM);
>
> @@ -107,7 +105,6 @@ fixture_tear_down(TestFixture *fixture, gconstpointer
> data)
>
>      tmp = g_build_filename(fixture->test_dir, "sock", NULL);
>      g_unlink(tmp);
> -    g_free(tmp);
>
>      g_rmdir(fixture->test_dir);
>      g_free(fixture->test_dir);
> @@ -122,7 +119,7 @@ static void qmp_assertion_message_error(const char
>  *domain,
>                                          QDict          *dict)
>  {
>      const char *class, *desc;
> -    char *s;
> +    g_autofree char *s = NULL;
>      QDict *error;
>
>      error = qdict_get_qdict(dict, "error");
> @@ -131,7 +128,6 @@ static void qmp_assertion_message_error(const char
>  *domain,
>
>      s = g_strdup_printf("assertion failed %s: %s %s", expr, class, desc);
>      g_assertion_message(domain, file, line, func, s);
> -    g_free(s);
>  }
>
>  #define qmp_assert_no_error(err) do {                                   \
> @@ -146,7 +142,7 @@ static void test_qga_sync_delimited(gconstpointer fix)
>      const TestFixture *fixture = fix;
>      guint32 v, r = g_test_rand_int();
>      unsigned char c;
> -    QDict *ret;
> +    g_autoptr(QDict) ret = NULL;
>
>      qmp_fd_send_raw(fixture->fd, "\xff");
>      qmp_fd_send(fixture->fd,
> @@ -180,15 +176,13 @@ static void test_qga_sync_delimited(gconstpointer
> fix)
>
>      v = qdict_get_int(ret, "return");
>      g_assert_cmpint(r, ==, v);
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_sync(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
>      guint32 v, r = g_test_rand_int();
> -    QDict *ret;
> +    g_autoptr(QDict) ret = NULL;
>
>      /*
>       * TODO guest-sync is inherently limited: we cannot distinguish
> @@ -210,33 +204,27 @@ static void test_qga_sync(gconstpointer fix)
>
>      v = qdict_get_int(ret, "return");
>      g_assert_cmpint(r, ==, v);
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_ping(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret;
> +    g_autoptr(QDict) ret = NULL;
>
>      ret = qmp_fd(fixture->fd, "{'execute': 'guest-ping'}");
>      g_assert_nonnull(ret);
>      qmp_assert_no_error(ret);
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_id(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret;
> +    g_autoptr(QDict) ret = NULL;
>
>      ret = qmp_fd(fixture->fd, "{'execute': 'guest-ping', 'id': 1}");
>      g_assert_nonnull(ret);
>      qmp_assert_no_error(ret);
>      g_assert_cmpint(qdict_get_int(ret, "id"), ==, 1);
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_invalid_oob(gconstpointer fix)
> @@ -253,7 +241,8 @@ static void test_qga_invalid_oob(gconstpointer fix)
>  static void test_qga_invalid_args(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret, *error;
> +    g_autoptr(QDict) ret = NULL;
> +    QDict *error;
>

Why the error pointer should not be freed?
Just a question, the patch looks good anyway.


>      const gchar *class, *desc;
>
>      ret = qmp_fd(fixture->fd, "{'execute': 'guest-ping', "
> @@ -266,14 +255,13 @@ static void test_qga_invalid_args(gconstpointer fix)
>
>      g_assert_cmpstr(class, ==, "GenericError");
>      g_assert_cmpstr(desc, ==, "Parameter 'foo' is unexpected");
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_invalid_cmd(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret, *error;
> +    g_autoptr(QDict) ret = NULL;
> +    QDict *error;
>      const gchar *class, *desc;
>
>      ret = qmp_fd(fixture->fd, "{'execute': 'guest-invalid-cmd'}");
> @@ -285,14 +273,13 @@ static void test_qga_invalid_cmd(gconstpointer fix)
>
>      g_assert_cmpstr(class, ==, "CommandNotFound");
>      g_assert_cmpint(strlen(desc), >, 0);
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_info(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret, *val;
> +    g_autoptr(QDict) ret = NULL;
> +    QDict *val;
>      const gchar *version;
>
>      ret = qmp_fd(fixture->fd, "{'execute': 'guest-info'}");
> @@ -302,14 +289,12 @@ static void test_qga_info(gconstpointer fix)
>      val = qdict_get_qdict(ret, "return");
>      version = qdict_get_try_str(val, "version");
>      g_assert_cmpstr(version, ==, QEMU_VERSION);
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_get_vcpus(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret;
> +    g_autoptr(QDict) ret = NULL;
>      QList *list;
>      const QListEntry *entry;
>
> @@ -322,14 +307,12 @@ static void test_qga_get_vcpus(gconstpointer fix)
>      entry = qlist_first(list);
>      g_assert(qdict_haskey(qobject_to(QDict, entry->value), "online"));
>      g_assert(qdict_haskey(qobject_to(QDict, entry->value), "logical-id"));
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_get_fsinfo(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret;
> +    g_autoptr(QDict) ret = NULL;
>      QList *list;
>      const QListEntry *entry;
>
> @@ -346,14 +329,13 @@ static void test_qga_get_fsinfo(gconstpointer fix)
>          g_assert(qdict_haskey(qobject_to(QDict, entry->value), "type"));
>          g_assert(qdict_haskey(qobject_to(QDict, entry->value), "disk"));
>      }
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_get_memory_block_info(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret, *val;
> +    g_autoptr(QDict) ret = NULL;
> +    QDict *val;
>      int64_t size;
>
>      ret = qmp_fd(fixture->fd, "{'execute':
> 'guest-get-memory-block-info'}");
> @@ -366,14 +348,12 @@ static void
> test_qga_get_memory_block_info(gconstpointer fix)
>          size = qdict_get_int(val, "size");
>          g_assert_cmpint(size, >, 0);
>      }
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_get_memory_blocks(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret;
> +    g_autoptr(QDict) ret = NULL;
>      QList *list;
>      const QListEntry *entry;
>
> @@ -391,14 +371,12 @@ static void test_qga_get_memory_blocks(gconstpointer
> fix)
>              g_assert(qdict_haskey(qobject_to(QDict, entry->value),
> "online"));
>          }
>      }
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_network_get_interfaces(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret;
> +    g_autoptr(QDict) ret = NULL;
>      QList *list;
>      const QListEntry *entry;
>
> @@ -410,8 +388,6 @@ static void
> test_qga_network_get_interfaces(gconstpointer fix)
>      list = qdict_get_qlist(ret, "return");
>      entry = qlist_first(list);
>      g_assert(qdict_haskey(qobject_to(QDict, entry->value), "name"));
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_file_ops(gconstpointer fix)
> @@ -642,7 +618,7 @@ static void test_qga_file_write_read(gconstpointer fix)
>  static void test_qga_get_time(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret;
> +    g_autoptr(QDict) ret = NULL;
>      int64_t time;
>
>      ret = qmp_fd(fixture->fd, "{'execute': 'guest-get-time'}");
> @@ -651,8 +627,6 @@ static void test_qga_get_time(gconstpointer fix)
>
>      time = qdict_get_int(ret, "return");
>      g_assert_cmpint(time, >, 0);
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_blacklist(gconstpointer data)
> @@ -693,18 +667,22 @@ static void test_qga_blacklist(gconstpointer data)
>  static void test_qga_config(gconstpointer data)
>  {
>      GError *error = NULL;
> -    char *cwd, *cmd, *out, *err, *str, **strv, **argv = NULL;
> +    g_autofree char *out = NULL;
> +    g_autofree char *err = NULL;
> +    g_autofree char *cwd = NULL;
> +    g_autofree char *cmd = NULL;
> +    g_auto(GStrv) argv = NULL;
> +    g_auto(GStrv) strv = NULL;
> +    g_autoptr(GKeyFile) kf = NULL;
> +    char *str;
>      char *env[2];
>      int status;
>      gsize n;
> -    GKeyFile *kf;
>
>      cwd = g_get_current_dir();
>      cmd = g_strdup_printf("%s%cqga%cqemu-ga -D",
>                            cwd, G_DIR_SEPARATOR, G_DIR_SEPARATOR);
> -    g_free(cwd);
>      g_shell_parse_argv(cmd, NULL, &argv, &error);
> -    g_free(cmd);
>      g_assert_no_error(error);
>
>      env[0] = g_strdup_printf("QGA_CONF=tests%cdata%ctest-qga-config",
> @@ -712,7 +690,6 @@ static void test_qga_config(gconstpointer data)
>      env[1] = NULL;
>      g_spawn_sync(NULL, argv, env, 0,
>                   NULL, NULL, &out, &err, &status, &error);
> -    g_strfreev(argv);
>
>      g_assert_no_error(error);
>      g_assert_cmpstr(err, ==, "");
> @@ -759,18 +736,14 @@ static void test_qga_config(gconstpointer data)
>      g_assert_true(g_strv_contains((const char * const *)strv,
>                                    "guest-get-time"));
>      g_assert_no_error(error);
> -    g_strfreev(strv);
>
> -    g_free(out);
> -    g_free(err);
>      g_free(env[0]);
> -    g_key_file_free(kf);
>  }
>
>  static void test_qga_fsfreeze_status(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret;
> +    g_autoptr(QDict) ret = NULL;
>      const gchar *status;
>
>      ret = qmp_fd(fixture->fd, "{'execute': 'guest-fsfreeze-status'}");
> @@ -779,16 +752,15 @@ static void test_qga_fsfreeze_status(gconstpointer
> fix)
>
>      status = qdict_get_try_str(ret, "return");
>      g_assert_cmpstr(status, ==, "thawed");
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_guest_exec(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret, *val;
> +    g_autoptr(QDict) ret = NULL;
> +    QDict *val;
>      const gchar *out;
> -    guchar *decoded;
> +    g_autofree guchar *decoded = NULL;
>      int64_t pid, now, exitcode;
>      gsize len;
>      bool exited;
> @@ -827,14 +799,13 @@ static void test_qga_guest_exec(gconstpointer fix)
>      decoded = g_base64_decode(out, &len);
>      g_assert_cmpint(len, ==, 12);
>      g_assert_cmpstr((char *)decoded, ==, "\" test_str \"");
> -    g_free(decoded);
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_guest_exec_invalid(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret, *error;
> +    g_autoptr(QDict) ret = NULL;
> +    QDict *error;
>      const gchar *class, *desc;
>
>      /* invalid command */
> @@ -859,13 +830,13 @@ static void
> test_qga_guest_exec_invalid(gconstpointer fix)
>      desc = qdict_get_str(error, "desc");
>      g_assert_cmpstr(class, ==, "GenericError");
>      g_assert_cmpint(strlen(desc), >, 0);
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_guest_get_host_name(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret, *val;
> +    g_autoptr(QDict) ret = NULL;
> +    QDict *val;
>
>      ret = qmp_fd(fixture->fd, "{'execute': 'guest-get-host-name'}");
>      g_assert_nonnull(ret);
> @@ -873,14 +844,13 @@ static void
> test_qga_guest_get_host_name(gconstpointer fix)
>
>      val = qdict_get_qdict(ret, "return");
>      g_assert(qdict_haskey(val, "host-name"));
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_guest_get_timezone(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret, *val;
> +    g_autoptr(QDict) ret = NULL;
> +    QDict *val;
>
>      ret = qmp_fd(fixture->fd, "{'execute': 'guest-get-timezone'}");
>      g_assert_nonnull(ret);
> @@ -889,14 +859,12 @@ static void
> test_qga_guest_get_timezone(gconstpointer fix)
>      /* Make sure there's at least offset */
>      val = qdict_get_qdict(ret, "return");
>      g_assert(qdict_haskey(val, "offset"));
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_guest_get_users(gconstpointer fix)
>  {
>      const TestFixture *fixture = fix;
> -    QDict *ret;
> +    g_autoptr(QDict) ret = NULL;
>      QList *val;
>
>      ret = qmp_fd(fixture->fd, "{'execute': 'guest-get-users'}");
> @@ -906,15 +874,13 @@ static void test_qga_guest_get_users(gconstpointer
> fix)
>      /* There is not much to test here */
>      val = qdict_get_qlist(ret, "return");
>      g_assert_nonnull(val);
> -
> -    qobject_unref(ret);
>  }
>
>  static void test_qga_guest_get_osinfo(gconstpointer data)
>  {
>      TestFixture fixture;
>      const gchar *str;
> -    QDict *ret = NULL;
> +    g_autoptr(QDict) ret = NULL;
>      char *env[2];
>      QDict *val;
>
> @@ -958,7 +924,6 @@ static void test_qga_guest_get_osinfo(gconstpointer
> data)
>      g_assert_nonnull(str);
>      g_assert_cmpstr(str, ==, "unit-test");
>
> -    qobject_unref(ret);
>      g_free(env[0]);
>      fixture_tear_down(&fixture, NULL);
>  }
> --
> 2.36.1
>
>
Reviewed-by: Konstantin Kostiuk <kkost...@redhat.com>

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