test: reorganize core suite into explicit domain files

tests/library/test_library_client_progress_updates.py

@@ -0,0 +1,103 @@
+from __future__ import annotations
+
+from dataclasses import dataclass, field
+
+from auditui.library import LibraryClient
+
+
+@dataclass(slots=True)
+class ProgressClient:
+    """Client double for position and finished-state API methods."""
+
+    get_responses: dict[str, dict] = field(default_factory=dict)
+    put_calls: list[tuple[str, dict]] = field(default_factory=list)
+    post_response: dict = field(default_factory=dict)
+    fail_put: bool = False
+
+    def get(self, path: str, **kwargs: object) -> dict:
+        """Return preconfigured payloads by API path."""
+        del kwargs
+        return self.get_responses.get(path, {})
+
+    def put(self, path: str, body: dict) -> dict:
+        """Record payloads or raise to exercise error handling."""
+        if self.fail_put:
+            raise OSError("write failed")
+        self.put_calls.append((path, body))
+        return {}
+
+    def post(self, path: str, body: dict) -> dict:
+        """Return licenserequest response for ACR extraction."""
+        del path, body
+        return self.post_response
+
+
+def test_is_finished_true_from_percent_complete() -> None:
+    """Ensure 100 percent completion is treated as finished."""
+    library = LibraryClient(ProgressClient())  # type: ignore[arg-type]
+    assert library.is_finished({"percent_complete": 100}) is True
+
+
+def test_get_last_position_reads_matching_annotation() -> None:
+    """Ensure last position is read in seconds from matching annotation."""
+    client = ProgressClient(
+        get_responses={
+            "1.0/annotations/lastpositions": {
+                "asin_last_position_heard_annots": [
+                    {"asin": "X", "last_position_heard": {"position_ms": 9000}}
+                ]
+            }
+        }
+    )
+    library = LibraryClient(client)  # type: ignore[arg-type]
+    assert library.get_last_position("X") == 9.0
+
+
+def test_get_last_position_returns_none_for_missing_state() -> None:
+    """Ensure DoesNotExist status is surfaced as no saved position."""
+    client = ProgressClient(
+        get_responses={
+            "1.0/annotations/lastpositions": {
+                "asin_last_position_heard_annots": [
+                    {"asin": "X", "last_position_heard": {"status": "DoesNotExist"}}
+                ]
+            }
+        }
+    )
+    library = LibraryClient(client)  # type: ignore[arg-type]
+    assert library.get_last_position("X") is None
+
+
+def test_save_last_position_validates_non_positive_values() -> None:
+    """Ensure save_last_position short-circuits on non-positive input."""
+    library = LibraryClient(ProgressClient())  # type: ignore[arg-type]
+    assert library.save_last_position("A", 0) is False
+
+
+def test_update_position_writes_version_when_available() -> None:
+    """Ensure version is included in payload when metadata provides it."""
+    client = ProgressClient(
+        get_responses={
+            "1.0/content/A/metadata": {
+                "content_metadata": {
+                    "content_reference": {"acr": "token", "version": "2"}
+                }
+            }
+        }
+    )
+    library = LibraryClient(client)  # type: ignore[arg-type]
+    assert library._update_position("A", 5.5) is True
+    path, body = client.put_calls[0]
+    assert path == "1.0/lastpositions/A"
+    assert body["position_ms"] == 5500
+    assert body["version"] == "2"
+
+
+def test_mark_as_finished_updates_item_in_place() -> None:
+    """Ensure successful finish update mutates local item flags."""
+    client = ProgressClient(post_response={"content_license": {"acr": "token"}})
+    library = LibraryClient(client)  # type: ignore[arg-type]
+    item = {"runtime_length_min": 1, "listening_status": {}}
+    assert library.mark_as_finished("ASIN", item) is True
+    assert item["is_finished"] is True
+    assert item["listening_status"]["is_finished"] is True