Suggest
qapi/expr.py: Check type of union and alternate 'data' member
John Snow <js...@redhat.com> writes:
> We don't actually check, so the user can get some unpleasant stacktraces.
Let's point to the new tests here.
> Formalize it.
Huh?
> Signed-off-by: John Snow <js...@redhat.com>
> ---
> scripts/qapi/expr.py | 7 +++++++
> tests/qapi-schema/alternate-invalid-data-type.err | 2 ++
> tests/qapi-schema/union-invalid-data-type.err | 2 ++
> 3 files changed, 11 insertions(+)
>
> diff --git a/scripts/qapi/expr.py b/scripts/qapi/expr.py
> index 73e7d8cb0d..ca5ab7bfda 100644
> --- a/scripts/qapi/expr.py
> +++ b/scripts/qapi/expr.py
> @@ -281,6 +281,9 @@ def check_union(expr, info):
> raise QAPISemError(info, "'discriminator' requires 'base'")
> check_name_is_str(discriminator, info, "'discriminator'")
>
> + if not isinstance(members, dict):
> + raise QAPISemError(info, "'data' must be an object")
> +
> for (key, value) in members.items():
> source = "'data' member '%s'" % key
> if discriminator is None:
> @@ -296,6 +299,10 @@ def check_alternate(expr, info):
>
> if not members:
> raise QAPISemError(info, "'data' must not be empty")
> +
> + if not isinstance(members, dict):
> + raise QAPISemError(info, "'data' must be an object")
> +
> for (key, value) in members.items():
> source = "'data' member '%s'" % key
> check_name_lower(key, info, source)
> diff --git a/tests/qapi-schema/alternate-invalid-data-type.err
> b/tests/qapi-schema/alternate-invalid-data-type.err
> index e69de29bb2..c7301ccb00 100644
> --- a/tests/qapi-schema/alternate-invalid-data-type.err
> +++ b/tests/qapi-schema/alternate-invalid-data-type.err
> @@ -0,0 +1,2 @@
> +alternate-invalid-data-type.json: In alternate 'Alt':
> +alternate-invalid-data-type.json:2: 'data' must be an object
> diff --git a/tests/qapi-schema/union-invalid-data-type.err
> b/tests/qapi-schema/union-invalid-data-type.err
> index e69de29bb2..b71c3400c5 100644
> --- a/tests/qapi-schema/union-invalid-data-type.err
> +++ b/tests/qapi-schema/union-invalid-data-type.err
> @@ -0,0 +1,2 @@
> +union-invalid-data-type.json: In union 'TestUnion':
> +union-invalid-data-type.json:9: 'data' must be an object
