Added facet grid tests for sharing x and y axes in test_axisgrid.py

tests/test_axisgrid.py

@@ -1878,3 +1878,53 @@ def test_ax_warning(self, long_df):
         with pytest.warns(UserWarning):
             g = ag.jointplot(data=long_df, x="x", y="y", ax=ax)
         assert g.ax_joint.collections
+def test_facetgrid_col_wrap_with_sharey():
+    import pandas as pd
+    import numpy as np
+    import seaborn as sns
+    import matplotlib.pyplot as plt
+
+    # Generate data
+    data = pd.DataFrame({
+        "x": np.random.randn(100),
+        "y": np.random.rand(100),
+        "cat": np.tile(np.array(["A", "B", "C", "D"]), 25)
+    })
+
+    # Create FacetGrid with col_wrap and sharey
+    g = sns.FacetGrid(data, col="cat", col_wrap=2, sharey='row', height=3)
+    g.map(plt.scatter, "x", "y")
+
+    # Collect yAxis limits to verify correct sharing
+    first_col_ys = [ax.get_shared_y_axes().get_siblings(ax)[0].get_ylim() for ax in g.axes[:2]]
+    second_col_ys = [ax.get_shared_y_axes().get_siblings(ax)[0].get_ylim() for ax in g.axes[2:]]
+
+    # Assertions to check if sharey='row' is working as expected
+    assert first_col_ys[0] == first_col_ys[1], "First column should share y-axis"
+    assert second_col_ys[0] == second_col_ys[1], "Second column should share y-axis"
+    assert first_col_ys[0] != second_col_ys[0], "Different columns should not share y-axis between them"
+def test_facetgrid_col_wrap_with_sharex():
+    import pandas as pd
+    import numpy as np
+    import seaborn as sns
+    import matplotlib.pyplot as plt
+
+    # Generate data
+    data = pd.DataFrame({
+        "x": np.random.randn(100),
+        "y": np.random.rand(100),
+        "cat": np.tile(np.array(["A", "B", "C", "D"]), 25)
+    })
+
+    # Create FacetGrid with col_wrap and sharex
+    g = sns.FacetGrid(data, col="cat", col_wrap=2, sharex='col', height=3)
+    g.map(plt.scatter, "x", "y")
+
+    # Collect xAxis limits to verify correct sharing
+    top_row_xs = [ax.get_shared_x_axes().get_siblings(ax)[0].get_xlim() for ax in g.axes[::2]]
+    bottom_row_xs = [ax.get_shared_x_axes().get_siblings(ax)[0].get_xlim() for ax in g.axes[1::2]]
+
+    # Assertions to check if sharex='col' is working as expected
+    assert top_row_xs[0] == top_row_xs[1], "Top row should share x-axis"
+    assert bottom_row_xs[0] == bottom_row_xs[1], "Bottom row should share x-axis"
+    assert top_row_xs[0] != bottom_row_xs[0], "Top and bottom rows should not share x-axis"