tests/qapi: Cover commands with 'if' and union / alternate 'data'

Forgotten in commit 967c8851.
Signed-off-by: NMarc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20181208111606.8505-19-marcandre.lureau@redhat.com>
Message-Id: <20181208111606.8505-21-marcandre.lureau@redhat.com>
Reviewed-by: NMarkus Armbruster <armbru@redhat.com>
[Squashed, commit message adjusted]
Signed-off-by: NMarkus Armbruster <armbru@redhat.com>

tests/qapi-schema/qapi-schema-test.json

@@ -210,9 +210,15 @@
 { 'union': 'TestIfUnion', 'data': { 'foo': 'TestStruct' },
   'if': 'defined(TEST_IF_UNION) && defined(TEST_IF_STRUCT)' }
 
+{ 'command': 'TestIfUnionCmd', 'data': { 'union_cmd_arg': 'TestIfUnion' },
+  'if': 'defined(TEST_IF_UNION)' }
+
 { 'alternate': 'TestIfAlternate', 'data': { 'foo': 'int', 'bar': 'TestStruct' },
   'if': 'defined(TEST_IF_ALT) && defined(TEST_IF_STRUCT)' }
 
+{ 'command': 'TestIfAlternateCmd', 'data': { 'alt_cmd_arg': 'TestIfAlternate' },
+  'if': 'defined(TEST_IF_ALT)' }
+
 { 'command': 'TestIfCmd', 'data': { 'foo': 'TestIfStruct' },
   'returns': 'UserDefThree',
   'if': ['defined(TEST_IF_CMD)', 'defined(TEST_IF_STRUCT)'] }

tests/qapi-schema/qapi-schema-test.out

@@ -251,11 +251,23 @@ object TestIfUnion
     tag type
     case foo: q_obj_TestStruct-wrapper
     if ['defined(TEST_IF_UNION) && defined(TEST_IF_STRUCT)']
+object q_obj_TestIfUnionCmd-arg
+    member union_cmd_arg: TestIfUnion optional=False
+    if ['defined(TEST_IF_UNION)']
+command TestIfUnionCmd q_obj_TestIfUnionCmd-arg -> None
+   gen=True success_response=True boxed=False oob=False preconfig=False
+    if ['defined(TEST_IF_UNION)']
 alternate TestIfAlternate
     tag type
     case foo: int
     case bar: TestStruct
     if ['defined(TEST_IF_ALT) && defined(TEST_IF_STRUCT)']
+object q_obj_TestIfAlternateCmd-arg
+    member alt_cmd_arg: TestIfAlternate optional=False
+    if ['defined(TEST_IF_ALT)']
+command TestIfAlternateCmd q_obj_TestIfAlternateCmd-arg -> None
+   gen=True success_response=True boxed=False oob=False preconfig=False
+    if ['defined(TEST_IF_ALT)']
 object q_obj_TestIfCmd-arg
     member foo: TestIfStruct optional=False
     if ['defined(TEST_IF_CMD)', 'defined(TEST_IF_STRUCT)']