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tests/test_http.py

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+"""Tests for HTTP client retry logic."""
+
+import httpx
+import pytest
+import respx
+
+from finn_eiendom.http import HTTPClient
+
+
+@pytest.mark.asyncio
+async def test_get_retries_on_500():
+    """Test that HTTPClient retries on 500 errors and succeeds on second attempt."""
+    client = HTTPClient(request_delay_seconds=0.0, retries=2)
+
+    with respx.mock:
+        route = respx.get("https://example.com/api")
+        route.side_effect = [
+            httpx.Response(500, text="Server Error"),
+            httpx.Response(200, text="Success"),
+        ]
+
+        response = await client.get("https://example.com/api")
+        assert response.status_code == 200
+
+
+@pytest.mark.asyncio
+async def test_get_raises_on_404():
+    """Test that HTTPClient raises on 4xx errors immediately."""
+    client = HTTPClient(request_delay_seconds=0.0, retries=2)
+
+    with respx.mock:
+        respx.get("https://example.com/api").mock(return_value=httpx.Response(404))
+
+        with pytest.raises(httpx.HTTPStatusError) as exc_info:
+            await client.get("https://example.com/api")
+
+        assert exc_info.value.response.status_code == 404
+
+
+@pytest.mark.asyncio
+async def test_get_retries_on_502_bad_gateway():
+    """Test that HTTPClient retries on 502 Bad Gateway."""
+    client = HTTPClient(request_delay_seconds=0.0, retries=2)
+
+    with respx.mock:
+        route = respx.get("https://example.com/api")
+        route.side_effect = [
+            httpx.Response(502, text="Bad Gateway"),
+            httpx.Response(200, text="Success"),
+        ]
+
+        response = await client.get("https://example.com/api")
+        assert response.status_code == 200
+
+
+@pytest.mark.asyncio
+async def test_post_retries_on_503():
+    """Test that HTTPClient retries POST on 503 Service Unavailable."""
+    client = HTTPClient(request_delay_seconds=0.0, retries=2)
+
+    with respx.mock:
+        route = respx.post("https://example.com/api")
+        route.side_effect = [
+            httpx.Response(503, text="Service Unavailable"),
+            httpx.Response(201, json={"success": True}),
+        ]
+
+        response = await client.post("https://example.com/api", json={"test": "data"})
+        assert response.status_code == 201
+
+
+@pytest.mark.asyncio
+async def test_get_eventually_fails_on_persistent_500():
+    """Test that HTTPClient gives up after max retries."""
+    client = HTTPClient(request_delay_seconds=0.0, retries=1)
+
+    with respx.mock:
+        respx.get("https://example.com/api").mock(return_value=httpx.Response(500))
+
+        with pytest.raises(httpx.HTTPStatusError) as exc_info:
+            await client.get("https://example.com/api")
+
+        assert exc_info.value.response.status_code == 500