tests/test_internal_api.py

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