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Re: [Qemu-devel] [PATCH] tests: check empty qmp output visitor
From: |
Michael Roth |
Subject: |
Re: [Qemu-devel] [PATCH] tests: check empty qmp output visitor |
Date: |
Tue, 20 May 2014 19:19:49 -0500 |
User-agent: |
alot/0.3.4 |
Quoting Marcel Apfelbaum (2014-05-20 10:07:59)
> Checks the output visitor behaviour for NULL values.
>
> Signed-off-by: Marcel Apfelbaum <address@hidden>
> ---
> Notes:
> - I didn't add Michael's Sob because I tweaked the test a little.
Tweaked it so it didn't crash 100% of the time even after your fix? :)
Another approach, since the expected behavior now is for
qmp_output_get_qobject() to return NULL in this case, is to just
assert(arg == NULL) and drop the qdict/QDECREF completely.
> - To be added on top of "qapi: output visitor crashes qemu if it encounters
> a NULL value",
> otherwise the test will fail.
>
> tests/test-qmp-output-visitor.c | 15 +++++++++++++++
> 1 file changed, 15 insertions(+)
>
> diff --git a/tests/test-qmp-output-visitor.c b/tests/test-qmp-output-visitor.c
> index 9c15458..de1bf83 100644
> --- a/tests/test-qmp-output-visitor.c
> +++ b/tests/test-qmp-output-visitor.c
> @@ -507,6 +507,19 @@ static void
> test_visitor_out_union_anon(TestOutputVisitorData *data,
> qapi_free_UserDefAnonUnion(tmp);
> }
>
> +static void test_visitor_out_empty(TestOutputVisitorData *data,
> + const void *unused)
> +{
> + QObject *arg;
> + QDict *qdict;
> +
> + arg = qmp_output_get_qobject(data->qov);
> + if (arg) {
> + qdict = qobject_to_qdict(arg);
> + QDECREF(qdict);
> + }
> +}
> +
> static void init_native_list(UserDefNativeListUnion *cvalue)
> {
> int i;
> @@ -859,6 +872,8 @@ int main(int argc, char **argv)
> &out_visitor_data, test_visitor_out_union_flat);
> output_visitor_test_add("/visitor/output/union-anon",
> &out_visitor_data, test_visitor_out_union_anon);
> + output_visitor_test_add("/visitor/output/empty",
> + &out_visitor_data, test_visitor_out_empty);
> output_visitor_test_add("/visitor/output/native_list/int",
> &out_visitor_data,
> test_visitor_out_native_list_int);
> output_visitor_test_add("/visitor/output/native_list/int8",
> --
> 1.8.3.1