Fix Scrapy media pipeline initialization

tests/test_pipelines.py

@@ -0,0 +1,49 @@
+from pathlib import Path
+from types import SimpleNamespace
+
+import pytest
+
+from repub.config import (
+    FeedConfig,
+    RepublisherConfig,
+    build_base_settings,
+    build_feed_settings,
+)
+from repub.pipelines import AudioPipeline, FilePipeline, VideoPipeline
+
+
+def build_test_crawler(tmp_path: Path) -> SimpleNamespace:
+    out_dir = (tmp_path / "mirror").resolve()
+    config = RepublisherConfig(
+        config_path=tmp_path / "repub.toml",
+        out_dir=out_dir,
+        feeds=(
+            FeedConfig(
+                name="nasa",
+                url="https://www.nasa.gov/rss/dyn/breaking_news.rss",
+            ),
+        ),
+        scrapy_settings={},
+    )
+    base_settings = build_base_settings(config)
+    settings = build_feed_settings(base_settings, out_dir=out_dir, feed_name="nasa")
+    return SimpleNamespace(settings=settings, request_fingerprinter=object())
+
+
+@pytest.mark.parametrize(
+    ("pipeline_cls", "store_setting"),
+    [
+        (AudioPipeline, "AUDIO_STORE"),
+        (VideoPipeline, "VIDEO_STORE"),
+        (FilePipeline, "FILES_STORE"),
+    ],
+)
+def test_pipeline_from_crawler_uses_configured_store(
+    tmp_path: Path, pipeline_cls, store_setting: str
+) -> None:
+    crawler = build_test_crawler(tmp_path)
+
+    pipeline = pipeline_cls.from_crawler(crawler)
+
+    assert pipeline.settings is crawler.settings
+    assert pipeline.store.basedir == crawler.settings[store_setting]