Test float parsers with leading and trailing spaces

Author: ales-erjavec

pandas/tests/io/parser/dtypes/test_dtypes_basic.py

@@ -200,6 +200,11 @@ def test_1000_sep_decimal_float_precision(
     # test decimal and thousand sep handling in across 'float_precision'
     # parsers
     decimal_number_check(c_parser_only, numeric_decimal, thousands, float_precision)
+    text, value = numeric_decimal
+    text = " " + text + " "
+    if isinstance(value, str):  # the negative cases (parse as text)
+        value = " " + value + " "
+    decimal_number_check(c_parser_only, (text, value), thousands, float_precision)
 
 
 def decimal_number_check(parser, numeric_decimal, thousands, float_precision):