TST: test for pandas-dev#30288

Author: souvik3333

pandas/tests/plotting/test_hist_method.py

@@ -253,6 +253,20 @@ def test_tight_layout(self):
 
         tm.close()
 
+    def test_hist_subplot_xrot(self):
+        df = DataFrame({
+            'length': [1.5, 0.5, 1.2, 0.9, 3],
+            'animal': ['pig', 'rabbit', 'pig', 'pig', 'rabbit']
+        })
+        axes = _check_plot_works(
+            df.hist,
+            filterwarnings="always",
+            column='length',
+            by='animal',
+            bins=5,
+            xrot=0
+        )
+        self._check_ticks_props(axes,xrot=0)
 
 @td.skip_if_no_mpl
 class TestDataFrameGroupByPlots(TestPlotBase):