def test_remove_valueerror(self):
root = wsgi.AsyncString()
child1 = wsgi.AsyncString()
self.assertEqual(len(root.children), 0)
root.remove(child1)
self.assertEqual(len(root.children), 0)
child1.append_to(root)
self.assertEqual(len(root.children), 1)
self.assertEqual(child1.parent, root)
def test_append(self):
root = wsgi.AsyncString()
child1 = wsgi.AsyncString()
child2 = wsgi.AsyncString()
root.append(child1)
self.assertEqual(child1.parent, root)
self.assertEqual(len(root.children), 1)
root.prepend(child2)
self.assertEqual(child2.parent, root)
self.assertEqual(len(root.children), 2)
def test_append_parent(self):
root = wsgi.AsyncString()
child1 = wsgi.AsyncString()
child2 = wsgi.AsyncString()
root.append(child1)
root.append(child2)
self.assertEqual(len(root.children), 2)
child1.append(root)
self.assertEqual(child1.parent, None)
self.assertEqual(root.parent, child1)
self.assertEqual(len(root.children), 1)
self.assertEqual(len(child1.children), 1)
def test_change_parent(self):
root = wsgi.AsyncString()
child1 = wsgi.AsyncString()
child2 = wsgi.AsyncString()
child3 = wsgi.AsyncString()
root.append(child1)
child1.append(child2)
child1.append(child3)
self.assertEqual(len(root.children), 1)
self.assertEqual(len(child1.children), 2)
root.append(child3)
self.assertEqual(len(root.children), 2)
self.assertEqual(len(child1.children), 1)
def test_append_parent_with_parent(self):
root = wsgi.AsyncString()
child1 = wsgi.AsyncString()
child2 = wsgi.AsyncString()
child3 = wsgi.AsyncString()
root.append(child1)
child1.append(child2)
child1.append(child3)
self.assertEqual(len(root.children), 1)
self.assertEqual(len(child1.children), 2)
child2.append(child1)
self.assertEqual(len(root.children), 1)
self.assertEqual(root.children[0], child2)
self.assertEqual(len(child2.children), 1)
self.assertEqual(child1.parent, child2)
self.assertEqual(child2.parent, root)
def test_json_with_async_string(self):
astr = wsgi.AsyncString('ciao')
response = wsgi.Json({'bla': astr})
self.assertEqual(len(response.children), 1)
self.assertEqual(response.content_type,
'application/json; charset=utf-8')
self.assertEqual(response.render(), json.dumps({'bla': 'ciao'}))
def test_json_with_async_string2(self):
d = Future()
astr = wsgi.AsyncString(d)
response = wsgi.Json({'bla': astr})
self.assertEqual(len(response.children), 1)
result = response.render()
self.assertIsInstance(result, Future)
d.set_result('ciao')
result = yield result
self.assertEqual(result, json.dumps({'bla': 'ciao'}))
def test_json_with_async_string2(self):
d = Deferred()
astr = wsgi.AsyncString(d)
response = wsgi.Json({'bla': astr})
self.assertEqual(len(response.children), 1)
result = response.render()
self.assertIsInstance(result, Deferred)
d.callback('ciao')
result = yield result
self.assertEqual(result, json.dumps({'bla': 'ciao'}))
def test_string(self):
a = wsgi.AsyncString('Hello')
self.assertEqual(a.render(), 'Hello')
self.assertRaises(RuntimeError, a.render)
def test_append_self(self):
root = wsgi.AsyncString()
self.assertEqual(root.parent, None)
root.append(root)
self.assertEqual(root.parent, None)
self.assertEqual(len(root.children), 0)
