Simulate json or beb model from the command line

tests/unit/test_simulation_util.py

@@ -0,0 +1,29 @@
+from __future__ import annotations
+
+import matplotlib
+import pytest
+
+from bedit_simulation import SimulationResult
+from bedit_util.simulate import create_results_figure
+
+matplotlib.use("Agg")
+
+
+@pytest.mark.unit
+def test_creates_result_figure_with_trace_controls() -> None:
+    import matplotlib.pyplot as plt
+
+    result = SimulationResult(
+        model_name="Example",
+        data={
+            "time": [0.0, 1.0],
+            "x": [1.0, 2.0],
+            "y": [3.0, 4.0],
+        },
+    )
+
+    figure = create_results_figure(result)
+
+    assert {line.get_label() for line in figure.axes[0].lines} == {"x", "y"}
+    assert len(figure._bedit_widgets) == 3  # type: ignore[attr-defined]
+    plt.close(figure)