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from __future__ import annotations
from collections.abc import AsyncGenerator
from datetime import datetime
from datetime import timezone
from io import BytesIO
from pathlib import Path
import pytest
from werkzeug.exceptions import NotFound
from quart import Blueprint
from quart import Quart
from quart import request
from quart.helpers import flash
from quart.helpers import get_flashed_messages
from quart.helpers import make_response
from quart.helpers import send_file
from quart.helpers import send_from_directory
from quart.helpers import stream_with_context
from quart.helpers import url_for
SERVER_NAME = "localhost"
ROOT_PATH = Path(__file__).parents[0]
@pytest.fixture
def app() -> Quart:
app = Quart(__name__)
app.config["SERVER_NAME"] = SERVER_NAME
app.secret_key = "secret"
@app.route("/")
async def index() -> str:
return ""
async def index_post() -> str:
return ""
app.add_url_rule(
"/post", view_func=index_post, methods=["POST"], endpoint="index_post"
)
@app.route("/resource/<int:id>")
async def resource(id: int) -> str:
return str(id)
return app
@pytest.fixture
def host_matched_app() -> Quart:
app = Quart(__name__, host_matching=True, static_host="localhost")
app.config["SERVER_NAME"] = SERVER_NAME
@app.route("/")
async def index() -> str:
return ""
@app.route("/", host="quart.com")
async def host() -> str:
return ""
return app
async def test_make_response(app: Quart) -> None:
async with app.app_context():
response = await make_response("foo", 202)
assert response.status_code == 202
assert b"foo" in (await response.get_data()) # type: ignore
async def test_flash(app: Quart) -> None:
async with app.test_request_context("/"):
await flash("message")
assert get_flashed_messages() == ["message"]
assert get_flashed_messages() == ["message"]
async def test_flash_category(app: Quart) -> None:
async with app.test_request_context("/"):
await flash("bar", "error")
await flash("foo", "info")
assert get_flashed_messages(with_categories=True) == [
("error", "bar"),
("info", "foo"),
]
assert get_flashed_messages(with_categories=True) == [
("error", "bar"),
("info", "foo"),
]
async def test_flash_category_filter(app: Quart) -> None:
async with app.test_request_context("/"):
await flash("bar", "error")
await flash("foo", "info")
assert get_flashed_messages(category_filter=["error"]) == ["bar"]
assert get_flashed_messages(category_filter=["error"]) == ["bar"]
async def test_url_for(app: Quart) -> None:
async with app.test_request_context("/"):
assert url_for("index") == "/"
assert url_for("index_post", _method="POST") == "/post"
assert url_for("resource", id=5) == "/resource/5"
async def test_url_for_host_matching(host_matched_app: Quart) -> None:
async with host_matched_app.app_context():
assert url_for("index", _external=True) == "http:///"
assert url_for("host", _external=True) == "http://quart.com/"
async def test_url_for_external(app: Quart) -> None:
async with app.test_request_context("/"):
assert url_for("index") == "/"
assert url_for("index", _external=True) == "http://localhost/"
assert (
url_for("resource", id=5, _external=True) == "http://localhost/resource/5"
)
assert url_for("resource", id=5, _external=False) == "/resource/5"
async with app.app_context():
assert url_for("index") == "http://localhost/"
assert url_for("index", _external=False) == "/"
async def test_url_for_scheme(app: Quart) -> None:
async with app.test_request_context("/"):
assert url_for("index", _scheme="https") == "https://localhost/"
assert url_for("index", _scheme="https", _external=True) == "https://localhost/"
assert (
url_for("resource", id=5, _scheme="https", _external=True)
== "https://localhost/resource/5"
)
async def test_url_for_anchor(app: Quart) -> None:
async with app.test_request_context("/"):
assert url_for("index", _anchor="&foo") == "/#&foo"
assert url_for("resource", id=5, _anchor="&foo") == "/resource/5#&foo"
async def test_url_for_blueprint_relative(app: Quart) -> None:
blueprint = Blueprint("blueprint", __name__)
@blueprint.route("/")
def index() -> str:
return ""
app.register_blueprint(blueprint, url_prefix="/blue")
async with app.test_request_context("/blue/"):
assert url_for(".index") == "/blue/"
assert url_for("index") == "/"
async def test_url_for_root_path(app: Quart) -> None:
async with app.test_request_context("/", root_path="/bob"):
assert url_for("index") == "/bob/"
assert url_for("index_post", _method="POST") == "/bob/post"
assert url_for("resource", id=5) == "/bob/resource/5"
async def test_stream_with_context() -> None:
app = Quart(__name__)
@app.route("/") # type: ignore
async def index() -> AsyncGenerator[bytes, None]:
@stream_with_context
async def generator() -> AsyncGenerator[bytes, None]:
yield request.method.encode()
yield b" "
yield request.path.encode()
return generator()
test_client = app.test_client()
response = await test_client.get("/")
result = await response.get_data(as_text=False)
assert result == b"GET /"
async def test_send_from_directory_raises() -> None:
with pytest.raises(NotFound):
await send_from_directory(str(ROOT_PATH), "no_file.no")
async def test_send_file_path(tmp_path: Path) -> None:
app = Quart(__name__)
file_ = tmp_path / "send.img"
file_.write_text("something")
async with app.app_context():
response = await send_file(Path(file_))
assert (await response.get_data(as_text=False)) == file_.read_bytes()
async def test_send_file_bytes_io() -> None:
app = Quart(__name__)
io_stream = BytesIO(b"something")
async with app.app_context():
response = await send_file(io_stream, mimetype="text/plain")
assert (await response.get_data(as_text=False)) == b"something"
async def test_send_file_no_mimetype() -> None:
app = Quart(__name__)
async with app.app_context():
with pytest.raises(ValueError):
await send_file(BytesIO(b"something"))
async def test_send_file_as_attachment(tmp_path: Path) -> None:
app = Quart(__name__)
file_ = tmp_path / "send.img"
file_.write_text("something")
async with app.app_context():
response = await send_file(Path(file_), as_attachment=True)
assert response.headers["content-disposition"] == "attachment; filename=send.img"
async def test_send_file_as_attachment_name(tmp_path: Path) -> None:
app = Quart(__name__)
file_ = tmp_path / "send.img"
file_.write_text("something")
async with app.app_context():
response = await send_file(
Path(file_), as_attachment=True, attachment_filename="send.html"
)
assert response.headers["content-disposition"] == "attachment; filename=send.html"
async def test_send_file_mimetype(tmp_path: Path) -> None:
app = Quart(__name__)
file_ = tmp_path / "send.bob"
file_.write_text("something")
async with app.app_context():
response = await send_file(Path(file_), mimetype="application/bob")
assert (await response.get_data(as_text=False)) == file_.read_bytes()
assert response.headers["Content-Type"] == "application/bob"
async def test_send_file_last_modified(tmp_path: Path) -> None:
app = Quart(__name__)
file_ = tmp_path / "send.img"
file_.write_text("something")
async with app.app_context():
response = await send_file(str(file_))
mtime = datetime.fromtimestamp(file_.stat().st_mtime, tz=timezone.utc)
mtime = mtime.replace(microsecond=0)
assert response.last_modified == mtime
async def test_send_file_last_modified_override(tmp_path: Path) -> None:
app = Quart(__name__)
file_ = tmp_path / "send.img"
file_.write_text("something")
last_modified = datetime(2015, 10, 10, tzinfo=timezone.utc)
async with app.app_context():
response = await send_file(str(file_), last_modified=last_modified)
assert response.last_modified == last_modified
async def test_send_file_max_age(tmp_path: Path) -> None:
app = Quart(__name__)
file_ = tmp_path / "send.img"
file_.write_text("something")
async with app.app_context():
response = await send_file(str(file_))
assert (
response.cache_control.max_age
== app.config["SEND_FILE_MAX_AGE_DEFAULT"].total_seconds()
)
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