TST: added full frame test

Author: jreback

RELEASE.rst

@@ -142,6 +142,8 @@ pandas 0.11.1
   - Fix not consolidating before to_csv (GH3624_)
   - Fix alignment issue when setitem in a DataFrame with a piece of a DataFrame (GH3626_)
   - Fix plotting of unordered DatetimeIndex (GH3601_)
+  - ``sql.write_frame`` failing when writing a single column to sqlite (GH3628_),
+    thanks to @stonebig
 
 .. _GH3164: https://github.com/pydata/pandas/issues/3164
 .. _GH2786: https://github.com/pydata/pandas/issues/2786
@@ -202,6 +204,7 @@ pandas 0.11.1
 .. _GH3571: https://github.com/pydata/pandas/issues/3571
 .. _GH1651: https://github.com/pydata/pandas/issues/1651
 .. _GH3141: https://github.com/pydata/pandas/issues/3141
+.. _GH3628: https://github.com/pydata/pandas/issues/3628
 .. _GH3638: https://github.com/pydata/pandas/issues/3638
 
 pandas 0.11.0

pandas/io/tests/test_sql.py

@@ -221,6 +221,7 @@ def test_keyword_as_column_names(self):
 
     def test_onecolumn_of_integer(self):
         '''
+        GH 3628
         a column_of_integers dataframe should transfer well to sql
         '''
         mono_df=DataFrame([1 , 2], columns=['c0'])
@@ -231,6 +232,9 @@ def test_onecolumn_of_integer(self):
         # it should not fail, and gives 3 ( Issue #3628 )
         self.assertEqual(the_sum , 3)
 
+        result = sql.read_frame("select * from mono_df",con_x)
+        tm.assert_frame_equal(result,mono_df)
+
 
 class TestMySQL(unittest.TestCase):