Add the ReasoningAgent to CI

.github/workflows/contrib-tests.yml

@@ -772,3 +772,54 @@ jobs:
         with:
           file: ./coverage.xml
           flags: unittests
+
+  ReasoningTest:
+      runs-on: ${{ matrix.os }}
+      strategy:
+        fail-fast: false
+        matrix:
+          os: [ubuntu-latest, macos-latest, windows-latest]
+          python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
+          exclude:
+            - os: macos-latest
+              python-version: "3.9"
+      steps:
+        - uses: actions/checkout@v4
+          with:
+            lfs: true
+        - name: Set up Python ${{ matrix.python-version }}
+          uses: actions/setup-python@v5
+          with:
+            python-version: ${{ matrix.python-version }}
+        - name: Install packages and dependencies for all tests
+          run: |
+            python -m pip install --upgrade pip wheel
+            pip install pytest-cov>=5
+        - name: Install packages and dependencies for Reasoning
+          run: |
+            pip install -e .
+        - name: Install Graphviz based on OS
+          run: |
+            if [[ ${{ matrix.os }} == 'ubuntu-latest' ]]; then
+              sudo apt-get update
+              sudo apt-get install -y graphviz
+            elif [[ ${{ matrix.os }} == 'macos-latest' ]]; then
+              brew install graphviz
+            elif [[ ${{ matrix.os }} == 'windows-latest' ]]; then
+              choco install graphviz
+            fi
+          shell: bash
+        - name: Set AUTOGEN_USE_DOCKER based on OS
+          shell: bash
+          run: |
+            if [[ ${{ matrix.os }} != ubuntu-latest ]]; then
+              echo "AUTOGEN_USE_DOCKER=False" >> $GITHUB_ENV
+            fi
+        - name: Coverage
+          run: |
+            pytest test/agentchat/contrib/test_reasoning_agent.py --skip-openai
+        - name: Upload coverage to Codecov
+          uses: codecov/codecov-action@v3
+          with:
+            file: ./coverage.xml
+            flags: unittests

test/agentchat/contrib/test_reasoning_agent.py

@@ -22,6 +22,17 @@
 sys.path.append(os.path.join(os.path.dirname(__file__), "../.."))
 from conftest import reason, skip_openai  # noqa: E402
 
+skip_reasons = [reason]
+try:
+    from graphviz import Digraph
+
+    skip_for_dependencies = False
+    skip_reason = ""
+except ImportError as e:
+    skip_for_dependencies = True
+    skip_reason = f"dependency not installed: {e.msg}"
+    pass
+
 here = os.path.abspath(os.path.dirname(__file__))
 
 # Test data
@@ -212,6 +223,7 @@ def mock_response(*args, **kwargs):
     assert max_depth_found <= agent._max_depth
 
 
+@pytest.mark.skipif(skip_for_dependencies, reason=skip_reason)
 @patch("graphviz.Digraph")
 def test_visualize_tree_successful_case(mock_digraph):
     """Test successful tree visualization"""
@@ -260,6 +272,7 @@ def test_visualize_tree_successful_case(mock_digraph):
     mock_graph.render.assert_called_once_with("tree_of_thoughts", view=False, format="png", cleanup=True)
 
 
+@pytest.mark.skipif(skip_for_dependencies, reason=skip_reason)
 @patch("graphviz.Digraph")
 def test_visualize_tree_render_failure(mock_digraph):
     """Test visualization when rendering fails"""