def test_server_async_callbacks():
button = Button(name='Click')
counts = []
async def cb(event, count=[0]):
import asyncio
count[0] += 1
counts.append(count[0])
await asyncio.sleep(1)
count[0] -= 1
button.on_click(cb)
port = 6007
serve(button, port=port, threaded=True, show=False)
# Wait for server to start
time.sleep(1)
requests.get(f"http://localhost:{port}/")
doc = list(button._models.values())[0][0].document
with set_curdoc(doc):
for _ in range(5):
button.clicks += 1
# Wait for callbacks to be scheduled
time.sleep(2)
# Ensure multiple callbacks started concurrently
assert max(counts) > 1
def test_server_thread_pool_onload(threads):
counts = []
def app(count=[0]):
button = Button(name='Click')
def onload():
count[0] += 1
counts.append(count[0])
time.sleep(2)
count[0] -= 1
state.onload(onload)
# Simulate rendering
def loaded():
state._schedule_on_load(None)
state.curdoc.add_next_tick_callback(loaded)
return button
port = 6018
serve(app, port=port, threaded=True, show=False)
# Wait for server to start
time.sleep(1)
requests.get(f"http://localhost:{port}/")
requests.get(f"http://localhost:{port}/")
time.sleep(1)
# Checks whether onload callbacks were executed concurrently
assert max(counts) >= 2
def test_server_thread_pool_change_event(threads):
button = Button(name='Click')
button2 = Button(name='Click')
counts = []
def cb(event, count=[0]):
count[0] += 1
counts.append(count[0])
time.sleep(0.5)
count[0] -= 1
button.on_click(cb)
button2.on_click(cb)
layout = Row(button, button2)
port = 6015
serve(layout, port=port, threaded=True, show=False)
# Wait for server to start
time.sleep(1)
requests.get(f"http://localhost:{port}/")
model = list(layout._models.values())[0][0]
doc = model.document
with set_curdoc(doc):
button._server_change(doc, model.ref['id'], None, 'clicks', 0, 1)
button2._server_change(doc, model.ref['id'], None, 'clicks', 0, 1)
# Wait for callbacks to be scheduled
time.sleep(1)
# Checks whether Button on_click callback was executed concurrently
assert max(counts) == 2
def test_serve_config_per_session_state():
CSS1 = 'body { background-color: red }'
CSS2 = 'body { background-color: green }'
def app1():
config.raw_css = [CSS1]
def app2():
config.raw_css = [CSS2]
port1, port2 = 6008, 6009
serve(app1, port=port1, threaded=True, show=False)
serve(app2, port=port2, threaded=True, show=False)
# Wait for servers to start
time.sleep(1)
r1 = requests.get(f"http://localhost:{port1}/").content.decode('utf-8')
r2 = requests.get(f"http://localhost:{port2}/").content.decode('utf-8')
assert CSS1 not in config.raw_css
assert CSS2 not in config.raw_css
assert CSS1 in r1
assert CSS2 not in r1
assert CSS1 not in r2
assert CSS2 in r2
def test_server_session_info():
with config.set(session_history=-1):
html = Markdown('# Title')
port = 6010
serve(html, port=port, threaded=True, show=False)
# Wait for server to start
time.sleep(1)
requests.get(f"http://localhost:{port}/")
assert state.session_info['total'] == 1
assert len(state.session_info['sessions']) == 1
sid, session = list(state.session_info['sessions'].items())[0]
assert session['user_agent'].startswith('python-requests')
assert state.session_info['live'] == 0
doc = list(html._documents.keys())[0]
session_context = param.Parameterized()
session_context._document = doc
session_context.id = sid
doc._session_context = weakref.ref(session_context)
state.curdoc = doc
state._init_session(None)
assert state.session_info['live'] == 1
state.curdoc = None
html._server_destroy(session_context)
assert state.session_info['live'] == 0
def test_server_thread_pool_periodic(threads):
button = Button(name='Click')
counts = []
def cb(count=[0]):
count[0] += 1
counts.append(count[0])
time.sleep(0.5)
count[0] -= 1
port = 6017
serve(button, port=port, threaded=True, show=False)
# Wait for server to start
time.sleep(1)
requests.get(f"http://localhost:{port}/")
doc = list(button._models.values())[0][0].document
with set_curdoc(doc):
state.add_periodic_callback(cb, 100)
# Wait for callbacks to be scheduled
time.sleep(1)
# Checks whether periodic callbacks were executed concurrently
assert max(counts) >= 2
def test_server_extensions_on_root():
html = Markdown('# Title')
port = 6005
serve(html, port=port, threaded=True, show=False)
# Wait for server to start
time.sleep(1)
r = requests.get(f"http://localhost:{port}/static/extensions/panel/css/loading.css")
assert r.ok
def test_server_template_static_resources_with_prefix_relative_url():
template = BootstrapTemplate()
port = 6003
serve({'template': template}, port=port, threaded=True, show=False, prefix='prefix')
# Wait for server to start
time.sleep(1)
r = requests.get(f"http://localhost:{port}/prefix/template")
content = r.content.decode('utf-8')
assert 'href="static/extensions/panel/bundled/bootstraptemplate/bootstrap.css"' in content
def test_server_template_custom_resources():
template = CustomBootstrapTemplate()
port = 6019
serve({'template': template}, port=port, threaded=True, show=False)
# Wait for server to start
time.sleep(1)
r = requests.get(f"http://localhost:{port}/components/panel.tests.test_server/CustomBootstrapTemplate/_css/assets/custom.css")
with open(pathlib.Path(__file__).parent / 'assets' / 'custom.css', encoding='utf-8') as f:
assert f.read() == r.content.decode('utf-8').replace('\r\n', '\n')
def test_server_static_dirs():
html = Markdown('# Title')
static = {'tests': os.path.dirname(__file__)}
serve(html, port=6000, threaded=True, static_dirs=static, show=False)
# Wait for server to start
time.sleep(1)
r = requests.get("http://localhost:6000/tests/test_server.py")
with open(__file__, encoding='utf-8') as f:
assert f.read() == r.content.decode('utf-8').replace('\r\n', '\n')
def test_server_template_custom_resources_with_subpath_and_prefix_relative_url():
template = CustomBootstrapTemplate()
port = 6022
serve({'/subpath/template': template}, port=port, threaded=True, show=False, prefix='prefix')
# Wait for server to start
time.sleep(1)
r = requests.get(f"http://localhost:{port}/prefix/subpath/template")
content = r.content.decode('utf-8')
assert 'href="../components/panel.tests.test_server/CustomBootstrapTemplate/_css/assets/custom.css"' in content
def test_server_component_custom_resources_with_prefix():
component = CustomComponent()
port = 6024
serve({'component': component}, port=port, threaded=True, show=False, prefix='prefix')
# Wait for server to start
time.sleep(1)
r = requests.get(f"http://localhost:{port}/prefix/components/panel.tests.test_server/CustomComponent/__css__/assets/custom.css")
with open(pathlib.Path(__file__).parent / 'assets' / 'custom.css', encoding='utf-8') as f:
assert f.read() == r.content.decode('utf-8').replace('\r\n', '\n')
def test_server_component_custom_resources_with_prefix_relative_url():
component = CustomComponent()
port = 6025
serve({'component': component}, port=port, threaded=True, show=False, prefix='prefix')
# Wait for server to start
time.sleep(1)
r = requests.get(f"http://localhost:{port}/prefix/component")
content = r.content.decode('utf-8')
assert 'href="components/panel.tests.test_server/CustomComponent/__css__/assets/custom.css"' in content
def test_server_component_css_with_subpath_and_prefix_relative_url():
component = Terminal()
port = 6028
serve({'/subpath/component': component}, port=port, threaded=True, show=False, prefix='prefix')
# Wait for server to start
time.sleep(1)
r = requests.get(f"http://*****:*****@4.11.0/css/xterm.css' in content
def test_server_template_static_resources_with_prefix():
template = BootstrapTemplate()
port = 6002
serve({'template': template}, port=port, threaded=True, show=False, prefix='prefix')
# Wait for server to start
time.sleep(1)
r = requests.get(f"http://localhost:{port}/prefix/static/extensions/panel/bundled/bootstraptemplate/bootstrap.css")
with open(DIST_DIR / 'bundled' / 'bootstraptemplate' / 'bootstrap.css', encoding='utf-8') as f:
assert f.read() == r.content.decode('utf-8').replace('\r\n', '\n')
def test_autoload_js():
html = Markdown('# Title')
port = 6006
app_name = 'test'
serve({app_name: html}, port=port, threaded=True, show=False)
# Wait for server to start
time.sleep(0.5)
args = f"bokeh-autoload-element=1002&bokeh-app-path=/{app_name}&bokeh-absolute-url=http://localhost:{port}/{app_name}"
r = requests.get(f"http://localhost:{port}/{app_name}/autoload.js?{args}")
assert r.status_code == 200
assert f"http://localhost:{port}/static/extensions/panel/css/alerts.css" in r.content.decode('utf-8')
def test_server_schedule_at():
def periodic_cb():
state.cache['at'] = dt.datetime.now()
scheduled = dt.datetime.now() + dt.timedelta(seconds=1.57)
def app():
state.schedule_task('periodic', periodic_cb, at=scheduled)
return '# state.schedule test'
port = 6012
server = serve(app, port=port, threaded=True, show=False)
# Wait for server to start
time.sleep(1)
requests.get(f"http://localhost:{port}/")
# Wait for callback to be executed
time.sleep(1)
# Check callback was executed within small margin of error
assert 'at' in state.cache
assert abs(state.cache['at'] - scheduled) < dt.timedelta(seconds=0.2)
assert len(state._scheduled) == 0
server.stop()
def test_server_schedule_at_iterator():
state.cache['at'] = []
def periodic_cb():
state.cache['at'].append(dt.datetime.now())
scheduled1 = dt.datetime.now() + dt.timedelta(seconds=1.57)
scheduled2 = dt.datetime.now() + dt.timedelta(seconds=1.86)
def schedule():
yield scheduled1
yield scheduled2
def app():
state.schedule_task('periodic', periodic_cb, at=schedule())
return '# state.schedule test'
port = 6013
server = serve(app, port=port, threaded=True, show=False)
# Wait for server to start
time.sleep(1)
requests.get(f"http://localhost:{port}/")
# Wait for callbacks to be executed
time.sleep(1)
# Check callbacks were executed within small margin of error
assert len(state.cache['at']) == 2
assert abs(state.cache['at'][0] - scheduled1) < dt.timedelta(seconds=0.2)
assert abs(state.cache['at'][1] - scheduled2) < dt.timedelta(seconds=0.2)
assert len(state._scheduled) == 0
server.stop()
def test_serve_config_per_session_state():
CSS1 = 'body { background-color: red }'
CSS2 = 'body { background-color: green }'
def app1():
config.raw_css = [CSS1]
def app2():
config.raw_css = [CSS2]
serve(app1, port=6004, threaded=True, show=False)
serve(app2, port=6005, threaded=True, show=False)
r1 = requests.get("http://localhost:6004/").content.decode('utf-8')
r2 = requests.get("http://localhost:6005/").content.decode('utf-8')
assert CSS1 not in config.raw_css
assert CSS2 not in config.raw_css
assert CSS1 in r1
assert CSS2 not in r1
assert CSS1 not in r2
assert CSS2 in r2
def test_server_static_dirs():
html = Markdown('# Title')
static = {'tests': os.path.dirname(__file__)}
server = serve(html, port=5008, threaded=True, static_dirs=static, show=False)
# Wait for server to start
time.sleep(1)
r = requests.get("http://localhost:5008/tests/test_server.py")
with open(__file__) as f:
assert f.read() == r.content.decode('utf-8')
server.stop()
def test_server_template_static_resources_with_subpath_and_prefix_relative_url():
template = BootstrapTemplate()
server = serve({'/subpath/template': template}, port=6005, threaded=True, show=False, prefix='prefix')
# Wait for server to start
time.sleep(1)
try:
r = requests.get("http://localhost:6005/prefix/subpath/template")
content = r.content.decode('utf-8')
assert 'href="../static/extensions/panel/bundled/bootstraptemplate/bootstrap.css"' in content
finally:
server.stop()
def test_server_template_static_resources():
template = BootstrapTemplate()
server = serve({'template': template}, port=6001, threaded=True, show=False)
# Wait for server to start
time.sleep(1)
try:
r = requests.get("http://localhost:6001/static/extensions/panel/bundled/bootstraptemplate/bootstrap.css")
with open(DIST_DIR / 'bundled' / 'bootstraptemplate' / 'bootstrap.css', encoding='utf-8') as f:
assert f.read() == r.content.decode('utf-8').replace('\r\n', '\n')
finally:
server.stop()
def test_server_thread_pool_bokeh_event(threads):
import pandas as pd
df = pd.DataFrame([[1, 1], [2, 2]], columns=['A', 'B'])
tabulator = Tabulator(df)
counts = []
def cb(event, count=[0]):
count[0] += 1
counts.append(count[0])
time.sleep(0.5)
count[0] -= 1
tabulator.on_edit(cb)
port = 6016
serve(tabulator, port=port, threaded=True, show=False)
# Wait for server to start
time.sleep(1)
requests.get(f"http://localhost:{port}/")
model = list(tabulator._models.values())[0][0]
doc = model.document
event = TableEditEvent(model, 'A', 0)
with set_curdoc(doc):
for _ in range(2):
tabulator._server_event(doc, event)
# Wait for callbacks to be scheduled
time.sleep(1)
# Checks whether Tabulator on_edit callback was executed concurrently
assert max(counts) == 2
def test_template_css():
t = Template("{% extends base %}")
t.add_panel('A', 1)
css = ".test { color: 'green' }"
ntf = NamedTemporaryFile()
with open(ntf.name, 'w') as f:
f.write(css)
t.add_variable('template_css_files', [ntf.name])
server = serve(t, port=5009, threaded=True, show=False)
# Wait for server to start
time.sleep(1)
r = requests.get("http://localhost:5009/")
assert css in r.content.decode('utf-8')
server.stop()
def test_server_schedule_at_callable():
state.cache['at'] = []
def periodic_cb():
state.cache['at'].append(dt.datetime.now())
scheduled = [
dt.datetime.utcnow() + dt.timedelta(seconds=1.57),
dt.datetime.utcnow() + dt.timedelta(seconds=1.86)
]
siter = iter(scheduled)
def schedule(utcnow):
return next(siter)
def app():
state.schedule_task('periodic', periodic_cb, at=schedule)
return '# state.schedule test'
port = 6014
server = serve(app, port=port, threaded=True, show=False)
# Wait for server to start
time.sleep(1)
requests.get(f"http://localhost:{port}/")
# Wait for callback to be executed
time.sleep(1)
# Convert scheduled times to local time
scheduled = [
s.replace(tzinfo=dt.timezone.utc).astimezone().replace(tzinfo=None)
for s in scheduled
]
# Check callbacks were executed within small margin of error
assert len(state.cache['at']) == 2
assert abs(state.cache['at'][0] - scheduled[0]) < dt.timedelta(seconds=0.2)
assert abs(state.cache['at'][1] - scheduled[1]) < dt.timedelta(seconds=0.2)
assert len(state._scheduled) == 0
server.stop()
def test_server_schedule_repeat():
state.cache['count'] = 0
def periodic_cb():
state.cache['count'] += 1
def app():
state.schedule_task('periodic', periodic_cb, period='0.5s')
return '# state.schedule test'
port = 6011
server = serve(app, port=port, threaded=True, show=False)
# Wait for server to start
time.sleep(1)
requests.get(f"http://localhost:{port}/")
# Wait for periodic execution
time.sleep(1)
assert state.cache['count']
server.stop()