From 67eff0a854da010cb6ecd119d84238ec3e119272 Mon Sep 17 00:00:00 2001
From: Dennis Fink
Date: Sun, 9 Aug 2026 14:15:29 +0200
Subject: Implement received Webmention handling

Add the Flask application setup, database models and migrations,
authentication, and configuration for development and testing.

Implement asynchronous Webmention verification with Huey, including HTML
and plain-text source validation, retries, status tracking, and size
limits.

Add status, login, and paginated received-Webmention views together with
comprehensive tests for forms, views, and receiver tasks.
---
 tests/conftest.py | 125 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 125 insertions(+)
 create mode 100644 tests/conftest.py

(limited to 'tests/conftest.py')

diff --git a/tests/conftest.py b/tests/conftest.py
new file mode 100644
index 0000000..94ba650
--- /dev/null
+++ b/tests/conftest.py
@@ -0,0 +1,125 @@
+import uuid
+from collections.abc import Callable, Iterator
+from types import ModuleType
+
+import httpx
+import pytest
+from flask import Flask
+from flask.testing import FlaskClient
+
+from webmentions_ssg import DATABASE as db
+from webmentions_ssg import create_app
+from webmentions_ssg.config import TestingConfig
+from webmentions_ssg.models import ReceivedWebmention
+
+HTTPHandler = Callable[
+    [httpx.Request],
+    httpx.Response,
+]
+
+
+@pytest.fixture
+def app() -> Iterator[Flask]:
+    """
+    Create a new Flask application and in-memory database
+    for every test.
+    """
+
+    application = create_app(TestingConfig)
+
+    with application.app_context():
+        db.create_all()
+
+    yield application
+
+    with application.app_context():
+        db.session.remove()
+        db.drop_all()
+        db.engine.dispose()
+
+
+@pytest.fixture
+def client(app: Flask) -> FlaskClient:
+    return app.test_client()
+
+
+@pytest.fixture
+def receiver_module(app: Flask) -> ModuleType:
+    """
+    Ensure the application and Huey extension are initialized
+    before retrieving the tasks module.
+    """
+
+    from webmentions_ssg.tasks import receiver
+
+    return receiver
+
+
+@pytest.fixture
+def views_module(app: Flask) -> ModuleType:
+    from webmentions_ssg import views
+
+    return views
+
+
+@pytest.fixture
+def make_webmention(
+    app: Flask,
+) -> Callable[..., uuid.UUID]:
+    def create(
+        *,
+        source: str = "https://source.example/post",
+        target: str = ("https://dennisfink.me/blog/example/"),
+        status: str = "received",
+        failure_reason: str | None = None,
+    ) -> uuid.UUID:
+        identifier = uuid.uuid7()
+
+        with app.app_context():
+            webmention = ReceivedWebmention(
+                uuid=identifier,
+                source=source,
+                target=target,
+                status=status,
+                failure_reason=failure_reason,
+            )
+
+            db.session.add(webmention)
+            db.session.commit()
+
+        return identifier
+
+    return create
+
+
+@pytest.fixture
+def install_httpx_mock(
+    monkeypatch: pytest.MonkeyPatch,
+    receiver_module: ModuleType,
+) -> Callable[[HTTPHandler], None]:
+    """
+    Replace the HTTPX transport without replacing HTTPX itself.
+    """
+
+    real_client = httpx.Client
+
+    def install(handler: HTTPHandler) -> None:
+        transport = httpx.MockTransport(handler)
+
+        def create_client(
+            *args,
+            **kwargs,
+        ) -> httpx.Client:
+            return real_client(
+                *args,
+                transport=transport,
+                **kwargs,
+            )
+
+        monkeypatch.setattr(
+            receiver_module.httpx,
+            "Client",
+            create_client,
+        )
+
+    return install
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