tests/qapi-schema: Cover unknown pragma

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20190914153506.2151-2-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>

tests/Makefile.include

@@ -427,6 +427,7 @@ qapi-schema += pragma-doc-required-crap.json
 qapi-schema += pragma-extra-junk.json
 qapi-schema += pragma-name-case-whitelist-crap.json
 qapi-schema += pragma-non-dict.json
+qapi-schema += pragma-unknown.json
 qapi-schema += pragma-returns-whitelist-crap.json
 qapi-schema += qapi-schema-test.json
 qapi-schema += quoted-structural-chars.json

tests/qapi-schema/pragma-unknown.err

@@ -0,0 +1 @@
+tests/qapi-schema/pragma-unknown.json:1: Unknown pragma 'no-such-pragma'

tests/qapi-schema/pragma-unknown.exit

@@ -0,0 +1 @@
+1

tests/qapi-schema/pragma-unknown.json

@@ -0,0 +1 @@
+{ 'pragma': { 'no-such-pragma': false } }