120 lines
5.2 KiB
Python
120 lines
5.2 KiB
Python
import importlib
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import json
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import sys
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import types
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from datetime import datetime, timedelta, timezone
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import pytest
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@pytest.fixture
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def server(monkeypatch):
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started = []
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monkeypatch.setattr("threading.Thread.start", lambda self: started.append(self))
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sys.modules.pop("dashboard.server", None)
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module = importlib.import_module("dashboard.server")
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module._threads_started_during_import = started
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return module
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def test_server_import_does_not_start_scheduler_threads(server):
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assert server._threads_started_during_import == []
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def test_server_cache_and_history_use_reliable_persistence(server, monkeypatch, tmp_path):
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monkeypatch.setattr(server, "CACHE_PATH", str(tmp_path / "cache.json"))
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monkeypatch.setattr(server, "HISTORY_PATH", str(tmp_path / "scores.jsonl"))
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server.save_cache({"metric": {"value": 1}})
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server.append_history({
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"composite_score": 50,
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"scored_count": 1,
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"metrics": [{"key": "metric", "score": 5, "value": 1}],
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})
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server.append_history({
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"composite_score": 60,
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"scored_count": 1,
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"metrics": [{"key": "metric", "score": 6, "value": 2}],
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})
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assert server.load_cache() == {"metric": {"value": 1}}
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assert len(server.load_history()) == 1
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def test_partial_fast_scrape_preserves_last_known_good_metric(server, monkeypatch, tmp_path):
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cache_path = tmp_path / "cache.json"
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history_path = tmp_path / "scores.jsonl"
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now = datetime.now(timezone.utc)
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cache_path.write_text(json.dumps({
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"price": {
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"price": 65000,
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"observed_at": (now - timedelta(minutes=15)).isoformat(),
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"source": "coingecko",
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"stale": False,
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"last_error": None,
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},
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"puell_multiple": {"value": 1.2},
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"_onchain_timestamp": now.isoformat(),
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}))
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monkeypatch.setattr(server, "CACHE_PATH", str(cache_path))
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monkeypatch.setattr(server, "HISTORY_PATH", str(history_path))
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monkeypatch.setattr(server.fear_greed, "fetch", lambda: {"value": 25})
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monkeypatch.setattr(server.price, "fetch_current", lambda: (_ for _ in ()).throw(RuntimeError("price timeout")))
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monkeypatch.setattr(server.price, "fetch_ath", lambda: {"ath": 70000})
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monkeypatch.setattr(server.price, "fetch_historical", lambda: [])
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monkeypatch.setattr(server.engine, "score_all", lambda metrics: {"composite_score": 50, "scored_count": 1, "metrics": []})
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monkeypatch.setattr(server.engine, "score_all_ml", lambda metrics: {"composite_score": 50, "scored_count": 1, "metrics": []})
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fake_updater = types.ModuleType("scrapers.history_updater")
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fake_updater.update_history = lambda: None
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monkeypatch.setitem(sys.modules, "scrapers.history_updater", fake_updater)
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server.run_scrape()
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saved = json.loads(cache_path.read_text())
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assert saved["price"]["price"] == 65000
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assert saved["price"]["stale"] is True
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assert "price timeout" in saved["price"]["last_error"]
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assert saved["fear_greed"]["value"] == 25
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assert saved["fear_greed"]["stale"] is False
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assert saved["fear_greed"]["source"] == "alternative.me"
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def test_expired_onchain_timestamp_triggers_real_refresh(server, monkeypatch, tmp_path):
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old = datetime.now(timezone.utc) - timedelta(hours=7)
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cache_path = tmp_path / "cache.json"
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cache_path.write_text(json.dumps({
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"puell_multiple": {"value": 1.2},
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"_onchain_timestamp": old.isoformat(),
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}))
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monkeypatch.setattr(server, "CACHE_PATH", str(cache_path))
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monkeypatch.setattr(server, "HISTORY_PATH", str(tmp_path / "scores.jsonl"))
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monkeypatch.setattr(server.fear_greed, "fetch", lambda: {"value": 25})
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monkeypatch.setattr(server.price, "fetch_current", lambda: {"price": 65000})
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monkeypatch.setattr(server.price, "fetch_ath", lambda: {"ath": 70000})
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monkeypatch.setattr(server.price, "fetch_historical", lambda: [])
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monkeypatch.setattr(server.engine, "score_all", lambda metrics: {"composite_score": 50, "scored_count": 1, "metrics": []})
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monkeypatch.setattr(server.engine, "score_all_ml", lambda metrics: {"composite_score": 50, "scored_count": 1, "metrics": []})
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calls = []
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fake_lib = types.ModuleType("scrapers.lookintobitcoin")
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fake_lib.scrape_all = lambda: calls.append("lib") or {"puell_multiple": {"value": 0.8}}
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fake_coc = types.ModuleType("scrapers.checkonchain")
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fake_coc.scrape_all = lambda: calls.append("coc") or {"sopr": {"value": 0.99}}
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fake_updater = types.ModuleType("scrapers.history_updater")
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fake_updater.update_history = lambda: None
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import scrapers
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monkeypatch.setattr(scrapers, "lookintobitcoin", fake_lib, raising=False)
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monkeypatch.setattr(scrapers, "checkonchain", fake_coc, raising=False)
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monkeypatch.setitem(sys.modules, "scrapers.lookintobitcoin", fake_lib)
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monkeypatch.setitem(sys.modules, "scrapers.checkonchain", fake_coc)
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monkeypatch.setitem(sys.modules, "scrapers.history_updater", fake_updater)
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server.run_scrape()
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assert calls == ["lib", "coc"]
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saved = json.loads(cache_path.read_text())
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assert saved["puell_multiple"]["value"] == 0.8
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assert saved["puell_multiple"]["source"] == "lookintobitcoin"
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assert saved["sopr"]["source"] == "checkonchain"
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assert saved["_onchain_timestamp"] != old.isoformat()
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