Initial commit: MUD client v0.2

tests/test_gmcp.py

@@ -0,0 +1,119 @@
+"""Tests for the GMCP parser."""
+from __future__ import annotations
+
+import json
+
+from progetto2.gmcp import (
+    GmcpEvent,
+    extract_room_info,
+    extract_vitals,
+    parse_gmcp,
+)
+
+
+def test_parse_module_only() -> None:
+    ev = parse_gmcp(b"Char.Login")
+    assert ev == GmcpEvent("Char.Login", None)
+
+
+def test_parse_with_json_object() -> None:
+    raw = b'Char.Vitals {"hp":100,"max_hp":100,"sp":50,"mv":80}'
+    ev = parse_gmcp(raw)
+    assert ev is not None
+    assert ev.module == "Char.Vitals"
+    assert ev.data == {"hp": 100, "max_hp": 100, "sp": 50, "mv": 80}
+
+
+def test_parse_with_json_array() -> None:
+    raw = b"Room.Info " + json.dumps(
+        [{"name": "Foo"}, {"name": "Bar"}]
+    ).encode()
+    ev = parse_gmcp(raw)
+    assert ev is not None
+    assert ev.module == "Room.Info"
+    assert isinstance(ev.data, list)
+    assert len(ev.data) == 2
+
+
+def test_parse_garbage_returns_none_or_partial() -> None:
+    # Empty payload
+    assert parse_gmcp(b"") is None
+    # Whitespace only
+    assert parse_gmcp(b"   \n") is None
+    # Bad module
+    assert parse_gmcp(b"   .bad") is None
+
+
+def test_parse_invalid_json_keeps_module() -> None:
+    ev = parse_gmcp(b"Char.Vitals {not valid")
+    assert ev is not None
+    assert ev.module == "Char.Vitals"
+    assert ev.data is None  # JSON parse failure tolerated
+
+
+def test_extract_vitals_basic() -> None:
+    v = extract_vitals(
+        {"hp": 100, "max_hp": 100, "sp": 50, "max_sp": 50, "mv": 80, "max_mv": 80}
+    )
+    assert v == {
+        "hp": 100, "max_hp": 100,
+        "sp": 50, "max_sp": 50,
+        "mv": 80, "max_mv": 80,
+    }
+
+
+def test_extract_vitals_synonyms() -> None:
+    v = extract_vitals({"health": 50, "max_health": 100, "mana": 30, "move": 80})
+    assert v["hp"] == 50
+    assert v["max_hp"] == 100
+    assert v["sp"] == 30
+    assert v["mv"] == 80
+
+
+def test_extract_vitals_partial() -> None:
+    v = extract_vitals({"hp": 100})
+    assert v == {"hp": 100}
+
+
+def test_extract_vitals_empty_or_non_dict() -> None:
+    assert extract_vitals({}) == {}
+    assert extract_vitals(None) == {}
+    assert extract_vitals([1, 2, 3]) == {}
+
+
+def test_extract_room_info_with_vnum() -> None:
+    info = extract_room_info(
+        {"name": "Outer Courtyard", "num": 1234, "exits": {"north": "vnum99"}}
+    )
+    assert info is not None
+    rid, name, body, num_id = info
+    assert name == "Outer Courtyard"
+    assert rid == "vnum1234"
+    assert num_id == "vnum1234"
+
+
+def test_extract_room_info_without_vnum() -> None:
+    info = extract_room_info(
+        {"title": "Dungeon Entry", "description": "Stairs lead down.", "exits": ["n", "s"]}
+    )
+    assert info is not None
+    rid, name, _, num_id = info
+    assert name == "Dungeon Entry"
+    assert rid == "dungeon entry"
+    assert num_id is None
+
+
+def test_extract_room_info_no_name_returns_none() -> None:
+    assert extract_room_info({"num": 1}) is None
+    assert extract_room_info({"exits": ["n"]}) is None
+    assert extract_room_info(None) is None
+
+
+def test_extract_room_info_exits_canonicalised() -> None:
+    info = extract_room_info(
+        {"name": "X", "exits": ["north", "east", "up"]}
+    )
+    assert info is not None
+    # We didn't pull exits here — that happens in cli. Check that direct parsing
+    # still identifies room name + body.
+    assert info[1] == "X"