110 lines
3.8 KiB
Python
110 lines
3.8 KiB
Python
import httpx
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from fastapi.testclient import TestClient
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from app import main
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class StubAsyncClient:
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def __init__(self, response=None, error=None):
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self.response = response
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self.error = error
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self.requested_url = None
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self.timeout = None
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async def __aenter__(self):
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return self
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async def __aexit__(self, exc_type, exc, traceback):
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return None
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async def get(self, url, timeout):
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self.requested_url = url
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self.timeout = timeout
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if self.error:
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raise self.error
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return self.response
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def test_health_is_independent_of_btcdata():
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response = TestClient(main.app).get("/api/health")
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assert response.status_code == 200
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assert response.json() == {"status": "up"}
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def test_home_updates_title_from_latest_price():
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response = TestClient(main.app).get("/")
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assert response.status_code == 200
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assert "new MutationObserver(updateTitleFromPrice)" in response.text
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assert "currentPrice - midnightPrice" in response.text
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assert "document.title = price + ' | ' + formattedChange" in response.text
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assert '<h1 class="text-3xl font-bold text-gray-900">BTC Price</h1>' in response.text
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assert "page-title" not in response.text
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assert 'id="midnight-change"' in response.text
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assert "midnightChange.textContent = formattedChange" in response.text
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assert "since 00:00" not in response.text
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assert "change > 0 ? 'text-green-600' : change < 0 ? 'text-red-600'" in response.text
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assert "formatPriceChange(change)" in response.text
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assert "midnight.setHours(0, 0, 0, 0)" in response.text
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def test_price_fragment_exposes_formatted_price_for_title():
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html = main.price_json_to_html(
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'{"price": 67432.1, "prev_price": 67400, "recorded_at": ""}'
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)
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assert 'data-title-price="$67.432,10"' in html
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assert 'data-price-value="67432.1"' in html
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assert ">$67.432,10</p>" in html
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def test_ready_when_btcdata_is_healthy(monkeypatch):
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request = httpx.Request("GET", "http://btcdata.test/api/health")
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upstream = httpx.Response(200, request=request)
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client = StubAsyncClient(response=upstream)
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monkeypatch.setattr(main, "BTCDATA_URL", "http://btcdata.test")
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monkeypatch.setattr(main.httpx, "AsyncClient", lambda: client)
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response = TestClient(main.app).get("/api/ready")
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assert response.status_code == 200
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assert response.json() == {"status": "ready"}
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assert client.requested_url == "http://btcdata.test/api/health"
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assert client.timeout == main.READINESS_TIMEOUT_SECONDS
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def test_not_ready_when_btcdata_is_unavailable(monkeypatch):
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request = httpx.Request("GET", "http://btcdata.test/api/health")
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error = httpx.ConnectError("connection refused", request=request)
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client = StubAsyncClient(error=error)
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monkeypatch.setattr(main, "BTCDATA_URL", "http://btcdata.test")
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monkeypatch.setattr(main.httpx, "AsyncClient", lambda: client)
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response = TestClient(main.app).get("/api/ready")
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assert response.status_code == 503
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assert response.json() == {"status": "not ready"}
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assert "btcdata.test" not in response.text
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def test_not_ready_when_btcdata_returns_an_error(monkeypatch):
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request = httpx.Request("GET", "http://btcdata.test/api/health")
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upstream = httpx.Response(503, request=request)
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client = StubAsyncClient(response=upstream)
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monkeypatch.setattr(main.httpx, "AsyncClient", lambda: client)
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response = TestClient(main.app).get("/api/ready")
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assert response.status_code == 503
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assert response.json() == {"status": "not ready"}
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def test_version_endpoint(monkeypatch):
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monkeypatch.setattr(main, "APP_VERSION", "abc1234")
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response = TestClient(main.app).get("/api/version")
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assert response.status_code == 200
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assert response.json() == {"version": "abc1234"}
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