Add tests

Author: ritwizsinha

pandas/tests/io/test_html.py

@@ -1268,6 +1268,24 @@ def test_preserve_rows_with_spaces(self, flavor_read_html):
 
         tm.assert_frame_equal(result, expected)
 
+    def test_preserve_table_with_just_spaces(self, flavor_read_html):
+        result = flavor_read_html(
+            StringIO(
+                """
+            <table>
+                <tr>
+                    <td> </td>
+                </tr>
+            </table>
+        """
+            ),
+            skip_blank_lines=False,
+        )[0]
+
+        expected = DataFrame(data=[" "])
+        assert len(result) != 0
+        tm.assert_frame_equal(result, expected)
+
     def test_ignore_empty_rows_when_inferring_header(self, flavor_read_html):
         result = flavor_read_html(
             StringIO(