tests/test_internal_api.py

   1 # -*- coding: utf-8 -*-
   2 # -*- Mode: Python -*-
   3
   4 from __future__ import absolute_import
   5
   6 import unittest
   7 import pytest
   8
   9 from gi.repository import GLib, GObject
  10 from gi._compat import PY3
  11
  12 import testhelper
  13
  14
  15 class PyGObject(GObject.GObject):
  16     __gtype_name__ = 'PyGObject'
  17     __gproperties__ = {
  18         'label': (GObject.TYPE_STRING,
  19                   'label property',
  20                   'the label of the object',
  21                   'default',
  22                   GObject.ParamFlags.READABLE | GObject.ParamFlags.WRITABLE),
  23         }
  24
  25     def __init__(self):
  26         self._props = {}
  27         GObject.GObject.__init__(self)
  28         self.set_property('label', 'hello')
  29
  30     def do_set_property(self, name, value):
  31         self._props[name] = value
  32
  33     def do_get_property(self, name):
  34         return self._props[name]
  35
  36
  37 def test_parse_constructor_args():
  38     assert testhelper.test_parse_constructor_args("foo") == 1
  39
  40
  41 class TestObject(unittest.TestCase):
  42     def test_create_ctor(self):
  43         o = PyGObject()
  44         self.assertTrue(isinstance(o, GObject.Object))
  45         self.assertTrue(isinstance(o, PyGObject))
  46
  47         # has expected property
  48         self.assertEqual(o.props.label, 'hello')
  49         o.props.label = 'goodbye'
  50         self.assertEqual(o.props.label, 'goodbye')
  51         self.assertRaises(AttributeError, getattr, o.props, 'nosuchprop')
  52
  53     def test_pyobject_new_test_type(self):
  54         o = testhelper.create_test_type()
  55         self.assertTrue(isinstance(o, PyGObject))
  56
  57         # has expected property
  58         self.assertEqual(o.props.label, 'hello')
  59         o.props.label = 'goodbye'
  60         self.assertEqual(o.props.label, 'goodbye')
  61         self.assertRaises(AttributeError, getattr, o.props, 'nosuchprop')
  62
  63     def test_new_refcount(self):
  64         # TODO: justify why this should be 2
  65         self.assertEqual(testhelper.test_g_object_new(), 2)
  66
  67
  68 class TestGValueConversion(unittest.TestCase):
  69     def test_int(self):
  70         self.assertEqual(testhelper.test_value(0), 0)
  71         self.assertEqual(testhelper.test_value(5), 5)
  72         self.assertEqual(testhelper.test_value(-5), -5)
  73         self.assertEqual(testhelper.test_value(GLib.MAXINT32), GLib.MAXINT32)
  74         self.assertEqual(testhelper.test_value(GLib.MININT32), GLib.MININT32)
  75
  76     def test_str(self):
  77         self.assertEqual(testhelper.test_value('hello'), 'hello')
  78
  79     def test_int_array(self):
  80         self.assertEqual(testhelper.test_value_array([]), [])
  81         self.assertEqual(testhelper.test_value_array([0]), [0])
  82         ar = list(range(100))
  83         self.assertEqual(testhelper.test_value_array(ar), ar)
  84
  85     def test_str_array(self):
  86         self.assertEqual(testhelper.test_value_array([]), [])
  87         self.assertEqual(testhelper.test_value_array(['a']), ['a'])
  88         ar = ('aa ' * 1000).split()
  89         self.assertEqual(testhelper.test_value_array(ar), ar)
  90
  91
  92 class TestErrors(unittest.TestCase):
  93     def test_gerror(self):
  94         callable_ = lambda: GLib.file_get_contents('/nonexisting ')
  95         self.assertRaises(GLib.GError, testhelper.test_gerror_exception, callable_)
  96
  97     def test_no_gerror(self):
  98         callable_ = lambda: GLib.file_get_contents(__file__)
  99         self.assertEqual(testhelper.test_gerror_exception(callable_), None)
 100
 101
 102 def test_to_unichar_conv():
 103     assert testhelper.test_to_unichar_conv(u"A") == 65
 104     assert testhelper.test_to_unichar_conv(u"Ä") == 196
 105
 106     if PY3:
 107         with pytest.raises(TypeError):
 108             assert testhelper.test_to_unichar_conv(b"\x65")
 109     else:
 110         assert testhelper.test_to_unichar_conv(b"\x65") == 0x65
 111         with pytest.raises(ValueError):
 112             assert testhelper.test_to_unichar_conv(b"\xff")
 113
 114     with pytest.raises(TypeError):
 115         testhelper.test_to_unichar_conv(object())
 116
 117     with pytest.raises(TypeError):
 118         testhelper.test_to_unichar_conv(u"AA")
 119
 120
 121 def test_constant_strip_prefix():
 122     assert testhelper.constant_strip_prefix("foo", "bar") == "foo"
 123     assert testhelper.constant_strip_prefix("foo", "f") == "oo"
 124     assert testhelper.constant_strip_prefix("foo", "f") == "oo"
 125     assert testhelper.constant_strip_prefix("ha2foo", "ha") == "a2foo"
 126     assert testhelper.constant_strip_prefix("2foo", "ha") == "2foo"
 127     assert testhelper.constant_strip_prefix("bla_foo", "bla") == "_foo"
 128
 129
 130 def test_state_ensure_release():
 131     testhelper.test_state_ensure_release()