diff --git a/tests/test_reports_spreadsheet.py b/tests/test_reports_spreadsheet.py
index d27ee3c608939a79fb5e9fbbce448aae496fe5fe..b14ec45c522452b4873e2bbebcefc2390dd343e8 100644
--- a/tests/test_reports_spreadsheet.py
+++ b/tests/test_reports_spreadsheet.py
@@ -223,6 +223,44 @@ def test_ods_writer_use_sheet_discards_unused_sheets(ods_writer):
     assert len(sheets) == 1
     assert sheets[0].getAttribute('name') == 'One'
 
+@pytest.mark.parametrize('width,expect_name', [
+    ('.750', 'col_0_75in'),
+    (2, 'col_2in'),
+    ('2.2in', 'col_2_2in'),
+    (3.5, 'col_3_5in'),
+    ('4cm', 'col_4cm'),
+])
+def test_ods_column_style(ods_writer, width, expect_name):
+    style = ods_writer.column_style(width)
+    assert style.getAttribute('name') == expect_name
+    assert style.getAttribute('family') == 'table-column'
+    curr_style = get_child(
+        ods_writer.document.automaticstyles,
+        odf.style.Style,
+        name=expect_name,
+    )
+    assert get_child(
+        curr_style,
+        odf.style.TableColumnProperties,
+        columnwidth=expect_name[4:].replace('_', '.'),
+    )
+
+def test_ods_column_style_caches(ods_writer):
+    int_width = ods_writer.column_style('1in')
+    float_width = ods_writer.column_style('1.00in')
+    assert int_width is float_width
+
+@pytest.mark.parametrize('width', [
+    '1mi',
+    '0in',
+    '-1cm',
+    'in',
+    '.cm',
+])
+def test_ods_column_style_invalid_width(ods_writer, width):
+    with pytest.raises(ValueError):
+        ods_writer.column_style(width)
+
 @pytest.mark.parametrize('currency_code', [
     'USD',
     'EUR',
@@ -261,11 +299,6 @@ def test_ods_currency_style_cache_considers_properties(ods_writer):
     assert plain.getAttribute('datastylename') != bold.getAttribute('datastylename')
 
 @pytest.mark.parametrize('attr_name,child_type,checked_attr', [
-    ('style_col1', odf.style.TableColumnProperties, 'columnwidth'),
-    ('style_col1_25', odf.style.TableColumnProperties, 'columnwidth'),
-    ('style_col1_5', odf.style.TableColumnProperties, 'columnwidth'),
-    ('style_col1_75', odf.style.TableColumnProperties, 'columnwidth'),
-    ('style_col2', odf.style.TableColumnProperties, 'columnwidth'),
     ('style_bold', odf.style.TextProperties, 'fontweight'),
     ('style_centertext', odf.style.ParagraphProperties, 'textalign'),
     ('style_dividerline', odf.style.TableCellProperties, 'borderbottom'),
@@ -273,10 +306,7 @@ def test_ods_currency_style_cache_considers_properties(ods_writer):
     ('style_starttext', odf.style.ParagraphProperties, 'textalign'),
 ])
 def test_ods_writer_style(ods_writer, attr_name, child_type, checked_attr):
-    if child_type is odf.style.TableColumnProperties:
-        root = ods_writer.document.automaticstyles
-    else:
-        root = ods_writer.document.styles
+    root = ods_writer.document.styles
     style = getattr(ods_writer, attr_name)
     actual = get_child(root, odf.style.Style, name=style.getAttribute('name'))
     assert actual is style