class LaterDataTest(RenderHelper):
def data_later(self, context, data):
return self.d
def data_later2(self, context, data):
return self.d2
def setUp(self):
self.d = Deferred()
self.d2 = Deferred()
self.r = rend.Page(
docFactory=loaders.stan(
html(data=self.data_later)[
"Hello ", str, " and " "goodbye ", str, span(data=self.data_later2, render=str)
]
)
)
def test_deferredSupport(self):
req = self.renderIt()
self.assertEquals(req.v, "")
self.d.callback("world")
self.assertEquals(req.v, "<html>Hello world and goodbye world")
self.d2.callback(".")
self.assertEquals(req.v, "<html>Hello world and goodbye world.</html>")
class LaterDataTest(RenderHelper):
def data_later(self, context, data):
return self.d
def data_later2(self, context, data):
return self.d2
def setUp(self):
self.d = Deferred()
self.d2 = Deferred()
self.r = rend.Page(docFactory=loaders.stan(
tags.html(data=self.data_later)[
'Hello ', str, ' and '
'goodbye ',str,
tags.span(data=self.data_later2, render=str)]))
def test_deferredSupport(self):
req = self.renderIt()
self.assertEqual(req.v, '')
self.d.callback("world")
self.assertEqual(req.v, '<html>Hello world and goodbye world')
self.d2.callback(".")
self.assertEqual(req.v, '<html>Hello world and goodbye world.</html>')
class LaterRenderTest(RenderHelper):
def setUp(self):
self.d = Deferred()
self.d2 = Deferred()
self.r = rend.Page(
docFactory=loaders.stan(
tags.html(data=self)[
'Hello ', tags.invisible[tags.invisible[tags.invisible[tags.invisible[deferit]]]],
deferdot,
]
)
)
def test_deferredSupport(self):
req = self.renderIt()
self.assertEqual(req.v, '<html>Hello ')
self.d.callback("world")
self.assertEqual(req.v, '<html>Hello world')
self.d2.callback(".")
self.assertEqual(req.v, '<html>Hello world.</html>')
def test_deferredSupport2(self):
req = self.renderIt()
self.assertEqual(req.v, '<html>Hello ')
self.d2.callback(".")
self.assertEqual(req.v, '<html>Hello ')
self.d.callback("world")
self.assertEqual(req.v, '<html>Hello world.</html>')
def test_deferredSupport3(self):
self.r.buffered = True
req = self.renderIt()
self.assertEqual(req.v, '')
self.d.callback("world")
self.assertEqual(req.v, '')
self.d2.callback(".")
self.assertEqual(req.v, '<html>Hello world.</html>')
def test_renderNestedDeferredCallables(self):
"""
Test flattening of a renderer which returns a Deferred which fires with
a renderer which returns a Deferred.
"""
def render_inner(ctx, data):
return defer.succeed('')
def render_outer(ctx, data):
return defer.succeed(render_inner)
ctx = context.WovenContext()
ctx.remember(None, inevow.IData)
out = []
d = twist.deferflatten(render_outer, ctx, out.append)
def flattened(ign):
self.assertEqual(out, [''])
d.addCallback(flattened)
return d
def test_renderNestedDeferredErrorHandling(self):
"""
Test that flattening a renderer which returns a Deferred which fires
with a renderer which raises an exception causes the outermost Deferred
to errback.
"""
class NestedException(Exception):
pass
def render_inner(ctx, data):
raise NestedException()
def render_outer(ctx, data):
return defer.succeed(render_inner)
ctx = context.WovenContext()
ctx.remember(None, inevow.IData)
out = []
d = twist.deferflatten(render_outer, ctx, out.append)
return self.assertFailure(d, NestedException)
class LaterRenderTest(RenderHelper):
def setUp(self):
self.d = Deferred()
self.d2 = Deferred()
self.r = rend.Page(
docFactory=loaders.stan(
html(data=self)["Hello ", invisible[invisible[invisible[invisible[deferit]]]], deferdot]
)
)
def test_deferredSupport(self):
req = self.renderIt()
self.assertEquals(req.v, "<html>Hello ")
self.d.callback("world")
self.assertEquals(req.v, "<html>Hello world")
self.d2.callback(".")
self.assertEquals(req.v, "<html>Hello world.</html>")
def test_deferredSupport2(self):
req = self.renderIt()
self.assertEquals(req.v, "<html>Hello ")
self.d2.callback(".")
self.assertEquals(req.v, "<html>Hello ")
self.d.callback("world")
self.assertEquals(req.v, "<html>Hello world.</html>")
def test_deferredSupport3(self):
self.r.buffered = True
req = self.renderIt()
self.assertEquals(req.v, "")
self.d.callback("world")
self.assertEquals(req.v, "")
self.d2.callback(".")
self.assertEquals(req.v, "<html>Hello world.</html>")
class LaterRenderTest(RenderHelper):
def setUp(self):
self.d = Deferred()
self.d2 = Deferred()
self.r = rend.Page(docFactory=loaders.stan(
html(
data=self)['Hello ',
invisible[invisible[invisible[invisible[deferit]]]],
deferdot, ]))
def test_deferredSupport(self):
req = self.renderIt()
self.assertEquals(req.v, '<html>Hello ')
self.d.callback("world")
self.assertEquals(req.v, '<html>Hello world')
self.d2.callback(".")
self.assertEquals(req.v, '<html>Hello world.</html>')
def test_deferredSupport2(self):
req = self.renderIt()
self.assertEquals(req.v, '<html>Hello ')
self.d2.callback(".")
self.assertEquals(req.v, '<html>Hello ')
self.d.callback("world")
self.assertEquals(req.v, '<html>Hello world.</html>')
def test_deferredSupport3(self):
self.r.buffered = True
req = self.renderIt()
self.assertEquals(req.v, '')
self.d.callback("world")
self.assertEquals(req.v, '')
self.d2.callback(".")
self.assertEquals(req.v, '<html>Hello world.</html>')
