qapi: complete implementation of unions

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Acked-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
diff --git a/qapi-schema-test.json b/qapi-schema-test.json
index 2b38919..8c7f9f7 100644
--- a/qapi-schema-test.json
+++ b/qapi-schema-test.json
@@ -22,6 +22,16 @@
                        'dict2': { 'userdef1': 'UserDefOne', 'string2': 'str' },
                        '*dict3': { 'userdef2': 'UserDefOne', 'string3': 'str' } } } }
 
+# for testing unions
+{ 'type': 'UserDefA',
+  'data': { 'boolean': 'bool' } }
+
+{ 'type': 'UserDefB',
+  'data': { 'integer': 'int' } }
+
+{ 'union': 'UserDefUnion',
+  'data': { 'a' : 'UserDefA', 'b' : 'UserDefB' } }
+
 # testing commands
 { 'command': 'user_def_cmd', 'data': {} }
 { 'command': 'user_def_cmd1', 'data': {'ud1a': 'UserDefOne'} }