0d39237b3c
* upgrade to latest ruff * try to fix dep review * try to fix dep review (2) * upgrade black * upgrade black (2) * update allowed dependencies * update allowed dependencies (2) * update allowed dependencies (3) * wait between interim and final in yield test * remove previous commit, increase delay between yield * forgot to save on the time.sleep(1) removal * fix integration (maybe?) * fix pyi? * what even is going on * what is realityi? * test another fix for app harness * try to wait even longer? * force uvloop to be optional * downpin fastapi < 0.111, remove changes to test
92 lines
2.6 KiB
Python
92 lines
2.6 KiB
Python
"""Test large state."""
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import time
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import jinja2
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import pytest
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from selenium.webdriver.common.by import By
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from reflex.testing import AppHarness, WebDriver
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LARGE_STATE_APP_TEMPLATE = """
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import reflex as rx
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class State(rx.State):
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var0: int = 0
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{% for i in range(1, var_count) %}
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var{{ i }}: str = "{{ i }}" * 10000
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{% endfor %}
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def increment_var0(self):
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self.var0 += 1
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def index() -> rx.Component:
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return rx.box(rx.button(State.var0, on_click=State.increment_var0, id="button"))
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app = rx.App()
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app.add_page(index)
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"""
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def get_driver(large_state) -> WebDriver:
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"""Get an instance of the browser open to the large_state app.
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Args:
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large_state: harness for LargeState app
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Returns:
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WebDriver instance.
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"""
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assert large_state.app_instance is not None, "app is not running"
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return large_state.frontend()
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@pytest.mark.parametrize("var_count", [1, 10, 100, 1000, 10000])
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def test_large_state(var_count: int, tmp_path_factory, benchmark):
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"""Measure how long it takes for button click => state update to round trip.
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Args:
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var_count: number of variables to store in the state
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tmp_path_factory: pytest fixture
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benchmark: pytest fixture
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Raises:
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TimeoutError: if the state doesn't update within 30 seconds
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"""
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template = jinja2.Template(LARGE_STATE_APP_TEMPLATE)
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large_state_rendered = template.render(var_count=var_count)
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with AppHarness.create(
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root=tmp_path_factory.mktemp(f"large_state"),
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app_source=large_state_rendered,
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app_name="large_state",
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) as large_state:
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driver = get_driver(large_state)
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try:
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assert large_state.app_instance is not None
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button = driver.find_element(By.ID, "button")
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t = time.time()
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while button.text != "0":
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time.sleep(0.1)
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if time.time() - t > 30.0:
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raise TimeoutError("Timeout waiting for initial state")
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times_clicked = 0
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def round_trip(clicks: int, timeout: float):
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t = time.time()
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for _ in range(clicks):
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button.click()
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nonlocal times_clicked
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times_clicked += clicks
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while button.text != str(times_clicked):
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time.sleep(0.005)
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if time.time() - t > timeout:
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raise TimeoutError("Timeout waiting for state update")
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benchmark(round_trip, clicks=10, timeout=30.0)
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finally:
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driver.quit()
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