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venv/lib/python3.12/site-packages/matplotlib/tests/test_backend_macosx.py

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+import os
+
+import pytest
+
+import matplotlib as mpl
+import matplotlib.pyplot as plt
+try:
+    from matplotlib.backends import _macosx
+except ImportError:
+    pytest.skip("These are mac only tests", allow_module_level=True)
+
+
+@pytest.mark.backend('macosx')
+def test_cached_renderer():
+    # Make sure that figures have an associated renderer after
+    # a fig.canvas.draw() call
+    fig = plt.figure(1)
+    fig.canvas.draw()
+    assert fig.canvas.get_renderer()._renderer is not None
+
+    fig = plt.figure(2)
+    fig.draw_without_rendering()
+    assert fig.canvas.get_renderer()._renderer is not None
+
+
+@pytest.mark.backend('macosx')
+def test_savefig_rcparam(monkeypatch, tmp_path):
+
+    def new_choose_save_file(title, directory, filename):
+        # Replacement function instead of opening a GUI window
+        # Make a new directory for testing the update of the rcParams
+        assert directory == str(tmp_path)
+        os.makedirs(f"{directory}/test")
+        return f"{directory}/test/{filename}"
+
+    monkeypatch.setattr(_macosx, "choose_save_file", new_choose_save_file)
+    fig = plt.figure()
+    with mpl.rc_context({"savefig.directory": tmp_path}):
+        fig.canvas.toolbar.save_figure()
+        # Check the saved location got created
+        save_file = f"{tmp_path}/test/{fig.canvas.get_default_filename()}"
+        assert os.path.exists(save_file)
+
+        # Check the savefig.directory rcParam got updated because
+        # we added a subdirectory "test"
+        assert mpl.rcParams["savefig.directory"] == f"{tmp_path}/test"
+
+
+@pytest.mark.backend('macosx')
+def test_ipython():
+    from matplotlib.testing import ipython_in_subprocess
+    ipython_in_subprocess("osx", {(8, 24): "macosx", (7, 0): "MacOSX"})