async def test_jscomponent_prop1():
"""
0
0
3
----------
0
3
"""
c, s = launch(JsComponentA)
# Note: set_foo() immediately sends an INVOKE command. If the
# subsequent (now commented) EVAL command is not handled in the same
# event loop iter, the value will already have been updated.
s.send_command('EVAL', c.id, 'foo')
c.set_foo(3)
print(c.foo)
# s.send_command('EVAL', c.id, 'foo')
loop.iter()
print(c.foo) # still not set
await roundtrip(s)
print(c.foo)
s.send_command('EVAL', c.id, 'foo')
await roundtrip(s)
async def test_pycomponent_reaction1():
"""
0
sub foo changed 0
0
sub foo changed 3
3
----------
"""
c1, s = launch(PyComponentA)
with c1:
c2 = PyComponentA() # PyComponent sub
c1.set_sub(c2)
print(c2.foo)
loop.iter()
c2.set_foo(3)
print(c2.foo)
loop.iter()
print(c2.foo)
await roundtrip(s)
async def test_pycomponent_reaction1():
"""
0
sub foo changed 0
0
sub foo changed 3
3
----------
"""
c1, s = launch(PyComponentA)
with c1:
c2 = PyComponentA() # PyComponent sub
c1.set_sub(c2)
print(c2.foo)
loop.iter()
c2.set_foo(3)
print(c2.foo)
loop.iter()
print(c2.foo)
await roundtrip(s)
def test_dynamism3(Node):
n = Node()
n1 = Node()
n2 = Node()
loop.iter()
n.children = n1, n2
n.val = 42
n.handle_children_val.handle_now()
n1.val = 17
n2.val = 27
n.handle_children_val.handle_now()
n1.val = 18
n2.val = 28
n.handle_children_val.handle_now()
n.children = (n2, )
n.handle_children_val.handle_now()
n1.val = 19
n2.val = 29
n.handle_children_val.handle_now()
n.children = ()
n.handle_children_val.handle_now()
n1.val = 11
n2.val = 21
n.handle_children_val.handle_now()
return n._r2
async def test_jscomponent_prop1():
"""
0
0
3
----------
0
3
"""
c, s = launch(JsComponentA)
# Note: set_foo() immediately sends an INVOKE command. If the
# subsequent (now commented) EVAL command is not handled in the same
# event loop iter, the value will already have been updated.
s.send_command('EVAL', c.id, 'foo')
c.set_foo(3)
print(c.foo)
# s.send_command('EVAL', c.id, 'foo')
loop.iter()
print(c.foo) # still not set
await roundtrip(s)
print(c.foo)
s.send_command('EVAL', c.id, 'foo')
await roundtrip(s)
def test_dynamism5(Node):
# connection strings with static attributes - no reconnect
n = Node()
n1 = Node()
n.foo = n1
res = []
def func(*events):
for ev in events:
if isinstance(ev.new_value, (float, int)):
res.append(ev.new_value)
else:
res.append('null')
handler = n.connect(func, 'foo.val')
loop.iter()
n.val = 42
handler.handle_now()
n1.val = 17
n1.val = 18
handler.handle_now()
n.foo = None # no reconnect in this case
handler.handle_now()
n1.val = 19
handler.handle_now()
return res
def test_dynamism5(Node):
# connection strings with static attributes - no reconnect
n = Node()
n1 = Node()
n.foo = n1
res = []
def func(*events):
for ev in events:
if isinstance(ev.new_value, (float, int)):
res.append(ev.new_value)
else:
res.append('null')
handler = n.connect(func, 'foo.val')
loop.iter()
n.val = 42
handler.handle_now()
n1.val = 17
n1.val = 18
handler.handle_now()
n.foo = None # no reconnect in this case
handler.handle_now()
n1.val = 19
handler.handle_now()
return res
def test_dynamism3(Node):
n = Node()
n1 = Node()
n2 = Node()
loop.iter()
n.children = n1, n2
n.val = 42
n.handle_children_val.handle_now()
n1.val = 17
n2.val = 27
n.handle_children_val.handle_now()
n1.val = 18
n2.val = 28
n.handle_children_val.handle_now()
n.children = (n2, )
n.handle_children_val.handle_now()
n1.val = 19
n2.val = 29
n.handle_children_val.handle_now()
n.children = ()
n.handle_children_val.handle_now()
n1.val = 11
n2.val = 21
n.handle_children_val.handle_now()
return n._r2
async def roundtrip(*sessions):
""" Coroutine to await a roundtrip to all given sessions.
"""
ok = []
def up():
ok.append(1)
for session in sessions:
session.call_after_roundtrip(up)
# timeout = time.time() + 5.0
while len(ok) < len(sessions):
await asyncio.sleep(0.02)
loop.iter()
async def roundtrip(*sessions):
""" Coroutine to await a roundtrip to all given sessions.
"""
ok = []
def up():
ok.append(1)
for session in sessions:
session.call_after_roundtrip(up)
# timeout = time.time() + 5.0
while len(ok) < len(sessions):
await asyncio.sleep(0.02)
loop.iter()
def test_deep2(Node):
# deep connectors - string ends in deep connector
n = Node()
n1 = Node()
n2 = Node()
n.children = Node(), n1
n.children[0].children = Node(), n2
loop.iter()
res = []
def func(*events):
for ev in events:
if isinstance(ev.new_value, (float, int)):
res.append(ev.new_value)
elif ev.type == 'children':
if ev.source.val:
res.append('id%i' % ev.source.val)
else:
res.append('null')
handler = n.connect(func, 'children**')
loop.iter()
# Give val to id by - these should have no effect on res though
n.val = 10
handler.handle_now()
n1.val = 11
handler.handle_now()
n2.val = 12
handler.handle_now()
# Change children
n2.children = Node(), Node(), Node()
n1.children = Node(), Node()
n.children = Node(), n1, Node()
handler.handle_now()
n2.children = [] # no longer in the tree
n1.children = []
handler.handle_now()
return res
def test_deep2(Node):
# deep connectors - string ends in deep connector
n = Node()
n1 = Node()
n2 = Node()
n.children = Node(), n1
n.children[0].children = Node(), n2
loop.iter()
res = []
def func(*events):
for ev in events:
if isinstance(ev.new_value, (float, int)):
res.append(ev.new_value)
elif ev.type == 'children':
if ev.source.val:
res.append('id%i' % ev.source.val)
else:
res.append('null')
handler = n.connect(func, 'children**')
loop.iter()
# Give val to id by - these should have no effect on res though
n.val = 10
handler.handle_now()
n1.val = 11
handler.handle_now()
n2.val = 12
handler.handle_now()
# Change children
n2.children = Node(), Node(), Node()
n1.children = Node(), Node()
n.children = Node(), n1, Node()
handler.handle_now()
n2.children = [] # no longer in the tree
n1.children = []
handler.handle_now()
return res
async def test_pycomponent_prop1():
"""
0
3
3
----------
0
3
"""
c, s = launch(PyComponentA)
c.set_foo(3)
print(c.foo)
s.send_command('EVAL', c.id, 'foo')
loop.iter()
print(c.foo) # this will mutate foo
await roundtrip(s)
print(c.foo)
s.send_command('EVAL', c.id, 'foo')
await roundtrip(s)
async def test_pycomponent_prop1():
"""
0
3
3
----------
0
3
"""
c, s = launch(PyComponentA)
c.set_foo(3)
print(c.foo)
s.send_command('EVAL', c.id, 'foo')
loop.iter()
print(c.foo) # this will mutate foo
await roundtrip(s)
print(c.foo)
s.send_command('EVAL', c.id, 'foo')
await roundtrip(s)
def test_deep1(Node):
# deep connectors
n = Node()
n1 = Node()
n2 = Node()
n.children = Node(), n1
n.children[0].children = Node(), n2
loop.iter()
res = []
def func(*events):
for ev in events:
if isinstance(ev.new_value, (float, int)):
if ev.new_value:
res.append(ev.new_value)
else:
res.append('null')
handler = n.connect(func, 'children**.val')
loop.iter()
# We want these
n1.val = 7
handler.handle_now()
n2.val = 8
handler.handle_now()
# But not these
n.val = 42
handler.handle_now()
n1.children = Node(), Node()
n.children[0].children = []
# again ...
n1.val = 17
handler.handle_now()
n2.val = 18 # n2 is no longer in the tree
handler.handle_now()
return res
def test_dynamism4b(Node):
n = Node()
n1 = Node()
n2 = Node()
res = []
def func(*events):
for ev in events:
if isinstance(ev.new_value, (float, int)):
res.append(ev.new_value)
else:
res.append('null')
handler = n.connect(func, 'children',
'children*.val') # also connect children
loop.iter()
n.children = n1, n2
n.val = 42
handler.handle_now()
n1.val = 17
n2.val = 27
handler.handle_now()
n1.val = 18
n2.val = 28
handler.handle_now()
n.children = (n2, )
handler.handle_now()
n1.val = 19
n2.val = 29
handler.handle_now()
n.children = ()
handler.handle_now()
n1.val = 11
n2.val = 21
handler.handle_now()
return res
def test_deep1(Node):
# deep connectors
n = Node()
n1 = Node()
n2 = Node()
n.children = Node(), n1
n.children[0].children = Node(), n2
loop.iter()
res = []
def func(*events):
for ev in events:
if isinstance(ev.new_value, (float, int)):
if ev.new_value:
res.append(ev.new_value)
else:
res.append('null')
handler = n.connect(func, 'children**.val')
loop.iter()
# We want these
n1.val = 7
handler.handle_now()
n2.val = 8
handler.handle_now()
# But not these
n.val = 42
handler.handle_now()
n1.children = Node(), Node()
n.children[0].children = []
# again ...
n1.val = 17
handler.handle_now()
n2.val = 18 # n2 is no longer in the tree
handler.handle_now()
return res
def test_dynamism2b(Node):
n = Node()
n1 = Node()
n2 = Node()
res = []
def func(*events):
for ev in events:
if ev.type == 'val':
res.append(n.parent.val)
else:
res.append(None)
handler = n.connect(func, 'parent', 'parent.val') # also connect to parent
loop.iter()
n.parent = n1
n.val = 42
handler.handle_now()
n1.val = 17
n2.val = 27
handler.handle_now()
n1.val = 18
n2.val = 28
handler.handle_now()
n.parent = n2
handler.handle_now()
n1.val = 19
n2.val = 29
handler.handle_now()
n.parent = None
handler.handle_now()
n1.val = 11
n2.val = 21
handler.handle_now()
return res
def test_dynamism4b(Node):
n = Node()
n1 = Node()
n2 = Node()
res = []
def func(*events):
for ev in events:
if isinstance(ev.new_value, (float, int)):
res.append(ev.new_value)
else:
res.append('null')
handler = n.connect(func, 'children', 'children*.val') # also connect children
loop.iter()
n.children = n1, n2
n.val = 42
handler.handle_now()
n1.val = 17
n2.val = 27
handler.handle_now()
n1.val = 18
n2.val = 28
handler.handle_now()
n.children = (n2, )
handler.handle_now()
n1.val = 19
n2.val = 29
handler.handle_now()
n.children = ()
handler.handle_now()
n1.val = 11
n2.val = 21
handler.handle_now()
return res
def test_dynamism2b(Node):
n = Node()
n1 = Node()
n2 = Node()
res = []
def func(*events):
for ev in events:
if ev.type == 'val':
res.append(n.parent.val)
else:
res.append(None)
handler = n.connect(func, 'parent', 'parent.val') # also connect to parent
loop.iter()
n.parent = n1
n.val = 42
handler.handle_now()
n1.val = 17
n2.val = 27
handler.handle_now()
n1.val = 18
n2.val = 28
handler.handle_now()
n.parent = n2
handler.handle_now()
n1.val = 19
n2.val = 29
handler.handle_now()
n.parent = None
handler.handle_now()
n1.val = 11
n2.val = 21
handler.handle_now()
return res
def test_dynamism1(Node):
n = Node()
n1 = Node()
n2 = Node()
loop.iter()
n.parent = n1
n.val = 42
loop.iter()
n1.val = 17
n2.val = 27
loop.iter()
n1.val = 18
n2.val = 28
loop.iter()
n.parent = n2
loop.iter()
n1.val = 19
n2.val = 29
loop.iter()
n.parent = None
loop.iter()
n1.val = 11
n2.val = 21
loop.iter()
return n._r1
def test_dynamism1(Node):
n = Node()
n1 = Node()
n2 = Node()
loop.iter()
n.parent = n1
n.val = 42
loop.iter()
n1.val = 17
n2.val = 27
loop.iter()
n1.val = 18
n2.val = 28
loop.iter()
n.parent = n2
loop.iter()
n1.val = 19
n2.val = 29
loop.iter()
n.parent = None
loop.iter()
n1.val = 11
n2.val = 21
loop.iter()
return n._r1
