Add domain-wide blacklist and whitelist functionality

tests/test_feeds.py

@@ -3,6 +3,8 @@ from __future__ import annotations
 import asyncio
 import os
 import tempfile
+from datetime import UTC
+from datetime import datetime
 from pathlib import Path
 from typing import LiteralString
 from unittest.mock import MagicMock
@@ -190,6 +192,67 @@ def test_get_entry_delivery_mode_falls_back_to_legacy_embed_flag() -> None:
     assert result == "text"
 
 
+@patch("discord_rss_bot.feeds.execute_webhook")
+@patch("discord_rss_bot.feeds.create_text_webhook")
+@patch("discord_rss_bot.feeds.should_be_sent", return_value=True)
+@patch("discord_rss_bot.feeds.has_white_tags", return_value=True)
+@patch("discord_rss_bot.feeds.entry_should_be_skipped", return_value=True)
+def test_send_to_discord_whitelist_precedence_over_blacklist(
+    mock_entry_should_be_skipped: MagicMock,
+    mock_has_white_tags: MagicMock,
+    mock_should_be_sent: MagicMock,
+    mock_create_text_webhook: MagicMock,
+    mock_execute_webhook: MagicMock,
+) -> None:
+    """When whitelist is configured and matches, entry should still be sent even if blacklist matches."""
+    reader = MagicMock()
+    feed = MagicMock()
+    feed.url = "https://example.com/feed.xml"
+
+    entry = MagicMock()
+    entry.id = "entry-1"
+    entry.feed = feed
+    entry.feed_url = feed.url
+    entry.added = datetime.now(tz=UTC)
+
+    reader.get_entries.return_value = [entry]
+
+    def get_tag_side_effect(
+        resource: str | Feed,
+        key: str,
+        default: str | None = None,
+    ) -> str | None:
+        """Side effect function for reader.get_tag to return specific values based on the key.
+
+        Args:
+            resource: The resource for which the tag is being requested (ignored in this case).
+            key: The tag key being requested.
+            default: The default value to return if the key is not found.
+
+        Returns:
+            - "https://discord.test/webhook" for "webhook" key
+            - "text" for "delivery_mode" key
+            - default value for any other key
+        """
+        if key == "webhook":
+            return "https://discord.test/webhook"
+        if key == "delivery_mode":
+            return "text"
+        return default
+
+    reader.get_tag.side_effect = get_tag_side_effect
+
+    webhook = MagicMock()
+    mock_create_text_webhook.return_value = webhook
+
+    send_to_discord(reader=reader, feed=feed, do_once=True)
+
+    mock_has_white_tags.assert_called_once_with(reader, feed)
+    mock_should_be_sent.assert_called_once_with(reader, entry)
+    mock_entry_should_be_skipped.assert_not_called()
+    mock_execute_webhook.assert_called_once_with(webhook, entry, reader=reader)
+
+
 @patch("discord_rss_bot.feeds.execute_webhook")
 @patch("discord_rss_bot.feeds.create_text_webhook")
 @patch("discord_rss_bot.feeds.create_hoyolab_webhook")