add test to make sure plotly.io.get_chrome() is exposed

Author: emilykl

tests/test_optional/test_kaleido/test_kaleido.py

@@ -293,3 +293,29 @@ def test_fig_to_image():
         mock_calc_fig.assert_called_once()
         args, _ = mock_calc_fig.call_args
         assert args[0] == test_fig.to_dict()
+
+
+def test_get_chrome():
+    """Test that plotly.io.get_chrome() can be called."""
+
+    with patch(
+        "plotly.io._kaleido.kaleido.get_chrome_sync",
+        return_value="/mock/path/to/chrome",
+    ) as mock_get_chrome:
+        with patch("builtins.input", return_value="y"):  # Mock user confirmation
+            with patch(
+                "sys.argv", ["plotly_get_chrome", "-y"]
+            ):  # Mock CLI args to skip confirmation
+                if not kaleido_available() or kaleido_major() < 1:
+                    # Test that ValueError is raised when Kaleido requirements aren't met
+                    with pytest.raises(
+                        ValueError,
+                        match="This command requires Kaleido v1.0.0 or greater",
+                    ):
+                        pio.get_chrome()
+                else:
+                    # Test normal operation when Kaleido v1+ is available
+                    pio.get_chrome()
+
+                    # Verify that kaleido.get_chrome_sync was called
+                    mock_get_chrome.assert_called_once()