lightning/tests/tests_examples_app/public/test_v0_app.py

102 lines
3.1 KiB
Python

import os
from time import sleep
from typing import Tuple
from unittest import mock
from unittest.mock import MagicMock
import pytest
from tests_examples_app.public import _PATH_EXAMPLES
from lightning_app import LightningApp
from lightning_app.runners import CloudRuntime
from lightning_app.testing import EmptyFlow
from lightning_app.testing.testing import application_testing, LightningTestApp, run_app_in_cloud, wait_for
from lightning_app.utilities.enum import AppStage
from lightning_app.utilities.load_app import load_app_from_file
class LightningAppTestInt(LightningTestApp):
def run_once(self) -> Tuple[bool, float]:
if self.root.counter == 1:
print("V0 App End")
self.stage = AppStage.STOPPING
return True, 0.0
return super().run_once()
def test_v0_app_example():
command_line = [
os.path.join(_PATH_EXAMPLES, "app_v0", "app.py"),
"--blocking",
"False",
"--open-ui",
"False",
]
result = application_testing(LightningAppTestInt, command_line)
assert result.exit_code == 0
def run_v0_app(fetch_logs, view_page):
def check_content(button_name, text_content):
button = view_page.locator(f'button:has-text("{button_name}")')
button.wait_for(timeout=3 * 1000)
button.click()
view_page.reload()
locator = view_page.frame_locator("iframe").locator("div")
locator.wait_for(timeout=3 * 1000)
assert text_content in " ".join(locator.all_text_contents())
print(f"Validated {button_name}")
return True
wait_for(view_page, check_content, "TAB_1", "Hello from component A")
wait_for(view_page, check_content, "TAB_2", "Hello from component B")
has_logs = False
while not has_logs:
for log in fetch_logs(["flow"]):
if "'a': 'a', 'b': 'b'" in log:
has_logs = True
sleep(1)
@pytest.mark.cloud
@pytest.mark.skipif(
os.environ.get("LIGHTNING_BYOC_CLUSTER_ID") is None,
reason="missing LIGHTNING_BYOC_CLUSTER_ID environment variable",
)
def test_v0_app_example_byoc_cloud() -> None:
with run_app_in_cloud(
os.path.join(_PATH_EXAMPLES, "app_v0"),
extra_args=["--cluster-id", os.environ.get("LIGHTNING_BYOC_CLUSTER_ID")],
) as (
_,
view_page,
fetch_logs,
):
run_v0_app(fetch_logs, view_page)
@pytest.mark.cloud
def test_v0_app_example_cloud() -> None:
with run_app_in_cloud(os.path.join(_PATH_EXAMPLES, "app_v0")) as (
_,
view_page,
fetch_logs,
_,
):
run_v0_app(fetch_logs, view_page)
@mock.patch(
"lightning_app.runners.cloud.load_app_from_file",
MagicMock(side_effect=ModuleNotFoundError("Module X not found")),
)
def test_load_app_from_file_module_error():
empty_app = CloudRuntime.load_app_from_file(os.path.join(_PATH_EXAMPLES, "app_v0", "app.py"))
assert isinstance(empty_app, LightningApp)
assert isinstance(empty_app.root, EmptyFlow)
def test_load_app_from_file():
app = load_app_from_file(os.path.join(_PATH_EXAMPLES, "app_v0", "app.py"))
assert isinstance(app, LightningApp)