test: add test to ensure mdbtools is installed

Author: DeflateAwning

.github/workflows/ci.yml

@@ -17,6 +17,7 @@ jobs:
       matrix:
         os: ["ubuntu-latest", "macos-latest", "windows-latest"]
         python-version: ["3.11", "3.12", "3.13"]
+        polars-version: ["0.20", "1.20", "1.30", "1.31"]
         include:
           # Methodology: Use Ubuntu for basically everything, then target
           # specific cases for the OSes and Python versions.
@@ -50,7 +51,7 @@ jobs:
       - name: Set up Python
         run: uv python install
 
-      - name: Install uv dependencies
+      - name: Install uv dependencies (Linux/macOS)
         if: runner.os == 'Linux' || runner.os == 'macOS'
         run: |
           if [ -n "${{ matrix.polars-version || '' }}" ]; then
@@ -62,6 +63,7 @@ jobs:
           fi
       - name: Install uv dependencies (Windows)
         if: runner.os == 'Windows'
+        shell: pwsh
         run: |
           if ($env:MATRIX_POLARS_VERSION) {
             Write-Host "Overriding Polars version to $env:MATRIX_POLARS_VERSION"
@@ -70,10 +72,10 @@ jobs:
           } else {
             uv sync --all-extras
           }
-        shell: pwsh
 
       - name: Run linting
         run: |
+          uv run python -c "import polars ; polars.show_versions()"
           uv run ruff format --check .
           uv run ruff check .
 
@@ -117,5 +119,9 @@ jobs:
           Write-Host "Extracted to $extractPath"
         shell: pwsh
 
+      - name: Verify MDBTools installation
+        run: |
+          mdb-ver --version
+
       - name: Run tests
         run: uv run pytest tests/

tests/test_mdbtools_installed.py

@@ -0,0 +1,24 @@
+"""Test to ensure mdbtools is installed and accessible."""
+
+import subprocess
+
+import pytest
+
+
+def test_mdbtools_installed() -> None:
+    """Test that mdbtools commands are accessible."""
+    try:
+        result = subprocess.run(
+            ["mdb-ver", "--version"],  # noqa: S607
+            capture_output=True,
+            text=True,
+            check=True,
+        )
+        output = result.stdout.strip()
+        assert "mdbtools" in output, (
+            "mdb-ver output does not indicate MDB Tools is installed."
+        )
+    except FileNotFoundError:
+        pytest.fail("mdb-ver command not found. MDB Tools may not be installed.")
+    except subprocess.CalledProcessError as e:
+        pytest.fail(f"mdb-ver command failed with error: {e.stderr.strip()}")