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test(themes): E2E live skin switch — config write → skin.changed broadcast

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Brooklyn Nicholson 2026-07-21 20:44:08 -05:00
parent 3ba6eebc7c
commit 428a0534ee
1 changed files with 33 additions and 0 deletions
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33
tests/tui_gateway/test_protocol.py
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@ -2017,6 +2017,39 @@ def test_slow_completion_does_not_block_fast_handler(completion_method, server):
released.set()
def test_skin_live_switch_end_to_end(server, tmp_path, monkeypatch):
"""Real config + skin files: activating a skin (as `hermes config set` does)
makes the per-tool reconcile broadcast skin.changed with the resolved palette.
Exercises _load_cfg → _skin_sig → resolve_skin → _emit with no mocks in between."""
import hermes_cli.skin_engine as skin_engine
(tmp_path / "skins").mkdir()
(tmp_path / "skins" / "midnight.yaml").write_text(
"name: midnight\ndescription: t\ncolors:\n banner_title: '#00ffcc'\n background: '#001010'\n"
)
monkeypatch.setattr(skin_engine, "get_hermes_home", lambda: tmp_path)
monkeypatch.setattr(server, "_hermes_home", tmp_path)
monkeypatch.setattr(server, "_last_skin_sig", None, raising=False)
server._cfg_cache = server._cfg_mtime = server._cfg_path = None
emitted = []
monkeypatch.setattr(server, "_emit", lambda ev, sid, payload=None: emitted.append((ev, payload)))
# Baseline (default) — seeds the signature.
(tmp_path / "config.yaml").write_text("display:\n skin: default\n")
server._broadcast_skin_if_changed()
emitted.clear()
# Activate midnight, as `hermes config set display.skin midnight` would.
time.sleep(0.01) # ensure the config mtime moves
(tmp_path / "config.yaml").write_text("display:\n skin: midnight\n")
server._broadcast_skin_if_changed()
assert [ev for ev, _ in emitted] == ["skin.changed"]
assert emitted[0][1]["name"] == "midnight"
assert emitted[0][1]["colors"]["banner_title"] == "#00ffcc"
def test_broadcast_skin_if_changed_on_any_signature_move(server, monkeypatch):
"""A skin the agent changes mid-turn goes live once per real move: a name
switch (incl. switch-then-revert) OR an in-place color edit to the active skin