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#!/usr/bin/python
# -*- coding: utf-8 -*-
# TODO: copyright
import unittest
import tempfile
import os
import sys
import __builtin__
os.environ['GI_SCANNER_DISABLE_CACHE'] = '1'
path = os.getenv('UNINSTALLED_INTROSPECTION_SRCDIR', None)
assert path is not None
sys.path.insert(0, path)
# Not correct, but enough to get the tests going uninstalled
__builtin__.__dict__['DATADIR'] = path
from giscanner.girparser import GIRParser
from giscanner.gircomparator import GIRComparator
from giscanner.message import MessageLogger, WARNING, ERROR, FATAL
class TestComparatorErrors(unittest.TestCase):
def _create_temp_gir_file(self, xml):
tmp_fd, tmp_name = tempfile.mkstemp(suffix='.gir', text=True)
file = os.fdopen(tmp_fd, 'wt')
file.write(xml)
file.close()
return tmp_name
def _test_comparator(self, old_xml, new_xml, wrap=True):
# Wrap the files in a repository and namespace for convenience.
if wrap:
old_xml = self._wrap_gir(old_xml)
new_xml = self._wrap_gir(new_xml)
old_tmpfile = self._create_temp_gir_file(old_xml)
new_tmpfile = self._create_temp_gir_file(new_xml)
old_parser = GIRParser()
new_parser = GIRParser()
old_parser.parse(old_tmpfile)
new_parser.parse(new_tmpfile)
old_namespace = old_parser.get_namespace()
new_namespace = new_parser.get_namespace()
os.unlink(new_tmpfile)
os.unlink(old_tmpfile)
self.assertNotEqual(old_namespace, None)
self.assertNotEqual(new_namespace, None)
return GIRComparator(old_namespace, new_namespace)
def _wrap_gir(self, xml):
return ('<?xml version="1.0"?>'
'<repository version="1.2" '
'xmlns="http://www.gtk.org/introspection/core/1.0" '
'xmlns:c="http://www.gtk.org/introspection/c/1.0">'
'<include name="GObject" version="2.0"/>'
'<include name="Gio" version="2.0"/>'
'<namespace name="N" '
'version="1.0" '
'shared-library="libtest-1.0.so.0" '
'c:identifier-prefixes="Test" '
'c:symbol-prefixes="test">'
'%s'
'</namespace>'
'</repository>') % xml
def assertSuccess(self, old_xml, new_xml, wrap=True):
comparator = self._test_comparator(old_xml, new_xml, wrap)
self.assertEqual(comparator.compare(), 0)
def assertErrors(self, old_xml, new_xml, errors, wrap=True):
comparator = self._test_comparator(old_xml, new_xml, wrap)
self.assertNotEqual(comparator.compare(), 0)
output = comparator.get_output()
self.assertEqual(output, errors)
def assertInfos(self, old_xml, new_xml, infos, wrap=True):
comparator = self._test_comparator(old_xml, new_xml, wrap)
self.assertEqual(comparator.compare(), 0)
output = comparator.get_output()
self.assertEqual(output, infos)
def test_alias_type_changed(self):
self.assertErrors(
'<alias name="A"><type name="GObject.Object"/></alias>',
'<alias name="A"><type name="Gio.InputStream"/></alias>',
[
(GIRComparator.OUTPUT_FORWARDS_INCOMPATIBLE,
'Alias ‘N.A’ has changed type from ‘GObject.Object’ to its '
'subtype ‘Gio.InputStream’.'),
])
self.assertErrors(
'<alias name="A"><type name="Gio.InputStream"/></alias>',
'<alias name="A"><type name="GObject.Object"/></alias>',
[
(GIRComparator.OUTPUT_BACKWARDS_INCOMPATIBLE,
'Alias ‘N.A’ has changed type from ‘Gio.InputStream’ to '
'‘GObject.Object’.'),
])
if __name__ == '__main__':
unittest.main()
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