test: add comprehensive test suite for Analytics class

tests/basic/test_analytics.py

@@ -1 +1,100 @@
-#ai write some tests for Analytics!
+import json
+import os
+import tempfile
+from pathlib import Path
+from unittest.mock import MagicMock, patch
+
+import pytest
+
+from aider.analytics import Analytics
+
+
+@pytest.fixture
+def temp_analytics_file():
+    with tempfile.NamedTemporaryFile(delete=False) as f:
+        yield f.name
+    os.unlink(f.name)
+
+
+@pytest.fixture
+def temp_data_dir(monkeypatch):
+    with tempfile.TemporaryDirectory() as tmpdir:
+        temp_dir = Path(tmpdir)
+        monkeypatch.setattr(Path, "home", lambda: temp_dir)
+        yield temp_dir
+
+
+def test_analytics_initialization():
+    analytics = Analytics(permanently_disable=True)
+    assert analytics.mp is None
+    assert analytics.ph is None
+    assert analytics.permanently_disable is True
+    assert analytics.user_id is not None
+
+
+def test_analytics_enable_disable():
+    analytics = Analytics()
+    analytics.asked_opt_in = True
+    
+    analytics.enable()
+    assert analytics.mp is not None
+    assert analytics.ph is not None
+    
+    analytics.disable(permanently=False)
+    assert analytics.mp is None
+    assert analytics.ph is None
+    assert analytics.permanently_disable is False
+
+    analytics.disable(permanently=True)
+    assert analytics.permanently_disable is True
+
+
+def test_analytics_data_persistence(temp_data_dir):
+    analytics1 = Analytics()
+    user_id = analytics1.user_id
+    
+    analytics2 = Analytics()
+    assert analytics2.user_id == user_id
+
+
+def test_analytics_event_logging(temp_analytics_file):
+    analytics = Analytics(logfile=temp_analytics_file)
+    analytics.asked_opt_in = True
+    analytics.enable()
+    
+    test_event = "test_event"
+    test_properties = {"test_key": "test_value"}
+    
+    with patch.object(analytics.mp, 'track') as mock_mp_track:
+        with patch.object(analytics.ph, 'capture') as mock_ph_capture:
+            analytics.event(test_event, **test_properties)
+            
+            mock_mp_track.assert_called_once()
+            mock_ph_capture.assert_called_once()
+            
+            # Verify logfile
+            with open(temp_analytics_file) as f:
+                log_entry = json.loads(f.read().strip())
+                assert log_entry["event"] == test_event
+                assert "test_key" in log_entry["properties"]
+
+
+def test_system_info():
+    analytics = Analytics()
+    sys_info = analytics.get_system_info()
+    
+    assert "python_version" in sys_info
+    assert "os_platform" in sys_info
+    assert "os_release" in sys_info
+    assert "machine" in sys_info
+
+
+def test_need_to_ask():
+    analytics = Analytics()
+    assert analytics.need_to_ask() is True
+    
+    analytics.asked_opt_in = True
+    assert analytics.need_to_ask() is False
+    
+    analytics.permanently_disable = True
+    assert analytics.need_to_ask() is False