"""Where the Portfolio page's buttons land, measured in a real browser.
Test users reported two things no markup test can see: with ten years of
financial-year tabs the header's buttons dropped under the title instead of
staying beside it, and the holdings table's Manage holdings and Edit columns
sat on the left rather than over the table, on the right.
"""
from __future__ import annotations
import json
import re
import subprocess
import sys
from pathlib import Path
import pytest
import factories as fac
from test_routes import bind_to_only_portfolio, make_login
ROOT = Path(__file__).resolve().parent.parent
sys.path.insert(0, str(ROOT))
from tools.browser import find_chrome # noqa: E402
pytestmark = pytest.mark.visual
CHROME = find_chrome()
if CHROME is None:
pytest.skip("no headless Chrome on this machine", allow_module_level=True)
HTML = {"accept": "text/html"}
STATIC = ROOT / "app" / "static"
MEASURE = """
"""
# The page goes in an iframe of the wanted width: headless Chrome will not
# make a window narrower than 500px. Same approach as test_visual.py.
WRAPPER = """
"""
def _standalone(page: str) -> str:
def script(match: re.Match) -> str:
path = STATIC / match.group(1)
if match.group(1) == "idle.js" or not path.is_file():
return ""
return ""
page = re.sub(r'', script, page)
page = re.sub(r']*>',
lambda _m: "",
page)
return page.replace("", MEASURE + "")
@pytest.fixture
def ten_years(client, session_factory, tmp_path):
"""A holding bought once a year for ten years: ten financial-year tabs."""
make_login(client, session_factory)
with session_factory() as s:
bind_to_only_portfolio(s)
acme = fac.make_instrument(s, "ACME")
for year in range(2017, 2027):
fac.add_trade(s, acme, f"{year}-01-05", "buy", 10, "5.00")
s.commit()
page = client.get("/", headers=HTML)
assert page.status_code == 200
(tmp_path / "page.html").write_text(_standalone(page.text), encoding="utf-8")
return tmp_path
def _measure(folder: Path, width: int) -> dict:
(folder / "wrapper.html").write_text(WRAPPER % ("page.html", width), encoding="utf-8")
dom = subprocess.run(
[CHROME, "--headless", "--disable-gpu", "--dump-dom", "--no-sandbox",
"--allow-file-access-from-files", f"--window-size={max(width + 80, 620)},960",
"--virtual-time-budget=6000", (folder / "wrapper.html").as_uri()],
capture_output=True, text=True, timeout=90).stdout
found = re.search(r"