pull from main

Author: ntachukwu

pandas/tests/copy_view/test_methods.py

@@ -216,18 +216,3 @@ def test_chained_methods(request, method, idx, using_copy_on_write):
         tm.assert_frame_equal(df2.iloc[:, idx:], df_orig)
 
 
-def test_set_axis(using_copy_on_write):
-    # GH 49473
-    df = DataFrame({"a": [1, 2, 3], "b": [4, 5, 6], "c": [0.1, 0.2, 0.3]})
-    df_orig = df.copy()
-    df2 = df.set_axis(["a", "b", "c"], axis="index")
-
-    if using_copy_on_write:
-        assert np.shares_memory(get_array(df2, "a"), get_array(df, "a"))
-    else:
-        assert not np.shares_memory(get_array(df2, "a"), get_array(df, "a"))
-
-    # mutating df2 triggers a copy-on-write for that column / block
-    df2.iloc[0, 1] = 0
-    assert not np.shares_memory(get_array(df2, "b"), get_array(df, "b"))
-    tm.assert_frame_equal(df, df_orig)