51 lines
1.9 KiB
Python
51 lines
1.9 KiB
Python
import pytest
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import os
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import sys
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from unittest.mock import MagicMock, patch
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# Ensure project root is in path
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sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), "..")))
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# Import the necessary functions from ai_client, including the reset helper
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from ai_client import get_gemini_cache_stats, reset_session
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def test_get_gemini_cache_stats_with_mock_client():
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"""
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Test that get_gemini_cache_stats correctly processes cache lists
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from a mocked client instance.
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"""
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# Ensure a clean state before the test by resetting the session
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reset_session()
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# 1. Create a mock for the cache object that the client will return
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mock_cache = MagicMock()
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mock_cache.name = "cachedContents/test-cache"
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mock_cache.display_name = "Test Cache"
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mock_cache.model = "models/gemini-1.5-pro-001"
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mock_cache.size_bytes = 1024
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# 2. Create a mock for the client instance
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mock_client_instance = MagicMock()
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# Configure its `caches.list` method to return our mock cache
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mock_client_instance.caches.list.return_value = [mock_cache]
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# 3. Patch the Client constructor to return our mock instance
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# This intercepts the `_ensure_gemini_client` call inside the function
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with patch('google.genai.Client', return_value=mock_client_instance) as mock_client_constructor:
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# 4. Call the function under test
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stats = get_gemini_cache_stats()
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# 5. Assert that the function behaved as expected
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# It should have constructed the client
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mock_client_constructor.assert_called_once()
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# It should have called the `list` method on the `caches` attribute
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mock_client_instance.caches.list.assert_called_once()
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# The returned stats dictionary should be correct
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assert "cache_count" in stats
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assert "total_size_bytes" in stats
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assert stats["cache_count"] == 1
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assert stats["total_size_bytes"] == 1024
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