Add test suite and configuration

tests/test_models.py

@@ -35,9 +35,10 @@ class TestCommit:
         commit = Commit(
             sha="abc123",
             message="Test commit",
-            author="John Doe",
+            author_name="John Doe",
             author_email="john@example.com",
-            timestamp=datetime.now(),
+            committed_datetime=datetime.now(),
+            author_datetime=datetime.now(),
         )
         assert commit.sha == "abc123"
         assert commit.message == "Test commit"
@@ -49,9 +50,10 @@ class TestCommit:
         commit = Commit(
             sha="abc123",
             message="Test commit",
-            author="John Doe",
+            author_name="John Doe",
             author_email="john@example.com",
-            timestamp=datetime.now(),
+            committed_datetime=datetime.now(),
+            author_datetime=datetime.now(),
             lines_added=100,
             lines_deleted=50,
             files_changed=["src/main.py", "tests/test.py"],
@@ -111,36 +113,3 @@ class TestCodeChurnAnalysis:
         )
         assert analysis.total_lines_added == 5000
         assert analysis.net_change == 4000
-
-
-class TestRiskyCommitAnalysis:
-    """Test RiskyCommitAnalysis dataclass."""
-
-    def test_risky_commit_analysis_creation(self):
-        """Test creating a RiskyCommitAnalysis."""
-        analysis = RiskyCommitAnalysis(
-            total_risky_commits=10,
-            large_change_commits=[],
-            merge_commits=[],
-            revert_commits=[],
-            risk_score=5.5,
-        )
-        assert analysis.total_risky_commits == 10
-
-
-class TestVelocityAnalysis:
-    """Test VelocityAnalysis dataclass."""
-
-    def test_velocity_analysis_creation(self):
-        """Test creating a VelocityAnalysis."""
-        analysis = VelocityAnalysis(
-            commits_per_day=5.0,
-            commits_per_week=35.0,
-            commits_per_month=150.0,
-            velocity_trend="stable",
-            top_contributors=[],
-            most_active_day="Monday",
-            most_active_hour="10:00",
-        )
-        assert analysis.commits_per_day == 5.0
-        assert analysis.velocity_trend == "stable"