def test_bad_root(self):
c1 = Component(None)
c2 = Component(None)
c3 = Component(None)
self.assertRaises(ComponentError, setattr, c1, 'root', c2)
c1.parent = c2
self.assertEquals(c1.root, c2)
self.assertRaises(ComponentError, setattr, c1, 'root', c3)
def test_bad_root(self):
c1 = Component(None)
c2 = Component(None)
c3 = Component(None)
self.assertRaises(ComponentError, setattr, c1, 'root', c2)
c1.parent = c2
self.assertEquals(c1.root, c2)
self.assertRaises(ComponentError, setattr, c1, 'root', c3)
def test_root(self):
c1 = Component(None)
c2 = Component(c1)
c3 = Component(c1)
c4 = Component(c3)
self.assertEquals(c1.root, c1.root)
self.assertEquals(c2.root, c1)
self.assertEquals(c3.root, c1)
self.assertEquals(c4.root, c1)
def test_default(self):
class MyComponent(Component):
pass
c1 = Component(None)
c2 = MyComponent(None)
c3 = Component(c2)
self.assertNotEquals(c1.name, c2.name)
self.assertNotEquals(c1.name, c3.name)
def test_manual(self):
class MyComponent(Component):
pass
c1 = Component(None, name='foo')
c2 = MyComponent(None, name='bar')
c3 = Component(c2, name='bah')
self.assertEquals(c1.name, 'foo')
self.assertEquals(c2.name, 'bar')
self.assertEquals(c3.name, 'bah')
def test_subclass_parent(self):
c1 = Component(None)
self.assertRaises(TraitletError, setattr, c1, 'parent', 10)
class MyComponent(Component):
pass
c1 = Component(None)
c2 = MyComponent(c1)
self.assertEquals(MyComponent.parent.this_class, Component)
self.assertEquals(c2.parent, c1)
def test_change_parent(self):
c1 = Component(None)
c2 = Component(None)
c3 = Component(c1)
self.assertEquals(c3.root, c1)
self.assertEquals(c3.parent, c1)
self.assertEquals(c1.children,[c3])
c3.parent = c2
self.assertEquals(c3.root, c2)
self.assertEquals(c3.parent, c2)
self.assertEquals(c2.children,[c3])
self.assertEquals(c1.children,[])
def test_change_parent(self):
c1 = Component(None)
c2 = Component(None)
c3 = Component(c1)
self.assertEquals(c3.root, c1)
self.assertEquals(c3.parent, c1)
self.assertEquals(c1.children, [c3])
c3.parent = c2
self.assertEquals(c3.root, c2)
self.assertEquals(c3.parent, c2)
self.assertEquals(c2.children, [c3])
self.assertEquals(c1.children, [])
def test_parent_child(self):
c1 = Component(None)
c2 = Component(c1)
c3 = Component(c1)
c4 = Component(c3)
self.assertEquals(c1.parent, None)
self.assertEquals(c2.parent, c1)
self.assertEquals(c3.parent, c1)
self.assertEquals(c4.parent, c3)
self.assertEquals(c1.children, [c2, c3])
self.assertEquals(c2.children, [])
self.assertEquals(c3.children, [c4])
self.assertEquals(c4.children, [])
def test_custom(self):
config = Config()
config.foo = 'foo'
config.bar = 'bar'
c1 = Component(None, config=config)
c2 = Component(c1)
c3 = Component(c2)
self.assertEquals(c1.config, config)
self.assertEquals(c2.config, config)
self.assertEquals(c3.config, config)
# Test that copies are not made
self.assert_(c1.config is config)
self.assert_(c2.config is config)
self.assert_(c3.config is config)
self.assert_(c1.config is c2.config)
self.assert_(c2.config is c3.config)
def shell(self):
return Component.get_instances(root=self.root, klass="IPython.core.iplib.InteractiveShell")[0]
def shell(self):
return Component.get_instances(
root=self.root, klass='IPython.core.iplib.InteractiveShell')[0]
def test_default(self):
c1 = Component(None)
c2 = Component(c1)
c3 = Component(c2)
self.assertEquals(c1.config, c2.config)
self.assertEquals(c2.config, c3.config)