test: add firmware capture fixtures and stdlib-level unit tests for parsers, intents, running apps

tests/test_intent.py

@@ -0,0 +1,32 @@
+"""Tests for the PlaybackIntent dataclass (optimistic state tracking)."""
+
+from ha_adb_common.intent import PlaybackIntent
+
+
+def test_create_captures_fields():
+    intent = PlaybackIntent.create(
+        target_state="paused", command="media_pause", prior_state="playing"
+    )
+    assert intent.target_state == "paused"
+    assert intent.command == "media_pause"
+    assert intent.prior_state == "playing"
+    assert intent.retry_count == 0
+    assert intent.created_at > 0
+
+
+def test_debug_dict_shape():
+    intent = PlaybackIntent.create(target_state="playing", command="media_play")
+    debug = intent.to_debug_dict()
+    assert debug["target"] == "playing"
+    assert debug["command"] == "media_play"
+    assert debug["retries"] == 0
+    assert "age_s" in debug
+
+
+def test_age_increases():
+    import time
+
+    intent = PlaybackIntent.create(target_state="playing", command="media_play")
+    before = intent.age_seconds
+    time.sleep(0.01)
+    assert intent.age_seconds >= before