tests/qapi-schema/test-qapi.py

   1 #
   2 # QAPI parser test harness
   3 #
   4 # Copyright (c) 2013 Red Hat Inc.
   5 #
   6 # Authors:
   7 #  Markus Armbruster <armbru@redhat.com>
   8 #
   9 # This work is licensed under the terms of the GNU GPL, version 2 or later.
  10 # See the COPYING file in the top-level directory.
  11 #
  12
  13 from __future__ import print_function
  14 import sys
  15 from qapi.common import QAPIError, QAPISchema, QAPISchemaVisitor
  16
  17
  18 class QAPISchemaTestVisitor(QAPISchemaVisitor):
  19
  20     def visit_module(self, name):
  21         print('module %s' % name)
  22
  23     def visit_include(self, name, info):
  24         print('include %s' % name)
  25
  26     def visit_enum_type(self, name, info, ifcond, values, prefix):
  27         print('enum %s %s' % (name, values))
  28         if prefix:
  29             print('    prefix %s' % prefix)
  30         self._print_if(ifcond)
  31
  32     def visit_object_type(self, name, info, ifcond, base, members, variants):
  33         print('object %s' % name)
  34         if base:
  35             print('    base %s' % base.name)
  36         for m in members:
  37             print('    member %s: %s optional=%s' % \
  38                   (m.name, m.type.name, m.optional))
  39         self._print_variants(variants)
  40         self._print_if(ifcond)
  41
  42     def visit_alternate_type(self, name, info, ifcond, variants):
  43         print('alternate %s' % name)
  44         self._print_variants(variants)
  45         self._print_if(ifcond)
  46
  47     def visit_command(self, name, info, ifcond, arg_type, ret_type, gen,
  48                       success_response, boxed, allow_oob, allow_preconfig):
  49         print('command %s %s -> %s' % \
  50               (name, arg_type and arg_type.name, ret_type and ret_type.name))
  51         print('   gen=%s success_response=%s boxed=%s oob=%s preconfig=%s' % \
  52               (gen, success_response, boxed, allow_oob, allow_preconfig))
  53         self._print_if(ifcond)
  54
  55     def visit_event(self, name, info, ifcond, arg_type, boxed):
  56         print('event %s %s' % (name, arg_type and arg_type.name))
  57         print('   boxed=%s' % boxed)
  58         self._print_if(ifcond)
  59
  60     @staticmethod
  61     def _print_variants(variants):
  62         if variants:
  63             print('    tag %s' % variants.tag_member.name)
  64             for v in variants.variants:
  65                 print('    case %s: %s' % (v.name, v.type.name))
  66
  67     @staticmethod
  68     def _print_if(ifcond, indent=4):
  69         if ifcond:
  70             print('%sif %s' % (' ' * indent, ifcond))
  71
  72
  73 try:
  74     schema = QAPISchema(sys.argv[1])
  75 except QAPIError as err:
  76     print(err, file=sys.stderr)
  77     exit(1)
  78
  79 schema.visit(QAPISchemaTestVisitor())
  80
  81 for doc in schema.docs:
  82     if doc.symbol:
  83         print('doc symbol=%s' % doc.symbol)
  84     else:
  85         print('doc freeform')
  86     print('    body=\n%s' % doc.body.text)
  87     for arg, section in doc.args.items():
  88         print('    arg=%s\n%s' % (arg, section.text))
  89     for section in doc.sections:
  90         print('    section=%s\n%s' % (section.name, section.text))