REF: misplaced formatting tests (#55740)

* misplaced tests

* move info tests

* misplaced info tests

* rename

* rename

* misplaced repr_html tests

* Comment

Author: jbrockmendel

pandas/tests/io/formats/test_info.py renamed to pandas/tests/frame/methods/test_info.py

@@ -71,6 +71,7 @@ def test_info_categorical_column_smoke_test():
         "float_frame",
         "datetime_frame",
         "duplicate_columns_frame",
+        "float_string_frame",
     ],
 )
 def test_info_smoke_test(fixture_func_name, request):
@@ -80,6 +81,19 @@ def test_info_smoke_test(fixture_func_name, request):
     result = buf.getvalue().splitlines()
     assert len(result) > 10
 
+    buf = StringIO()
+    frame.info(buf=buf, verbose=False)
+
+
+def test_info_smoke_test2(float_frame):
+    # pretty useless test, used to be mixed into the repr tests
+    buf = StringIO()
+    float_frame.reindex(columns=["A"]).info(verbose=False, buf=buf)
+    float_frame.reindex(columns=["A", "B"]).info(verbose=False, buf=buf)
+
+    # no columns or index
+    DataFrame().info(buf=buf)
+
 
 @pytest.mark.parametrize(
     "num_columns, max_info_columns, verbose",

pandas/tests/frame/test_repr_info.py renamed to pandas/tests/frame/test_repr.py

@@ -25,7 +25,7 @@
 import pandas.io.formats.format as fmt
 
 
-class TestDataFrameReprInfoEtc:
+class TestDataFrameRepr:
     def test_repr_bytes_61_lines(self):
         # GH#12857
         lets = list("ACDEFGHIJKLMNOP")
@@ -141,11 +141,8 @@ def test_repr_empty(self):
         repr(frame)
 
     def test_repr_mixed(self, float_string_frame):
-        buf = StringIO()
-
         # mixed
         repr(float_string_frame)
-        float_string_frame.info(verbose=False, buf=buf)
 
     @pytest.mark.slow
     def test_repr_mixed_big(self):
@@ -162,26 +159,11 @@ def test_repr_mixed_big(self):
 
         repr(biggie)
 
-    def test_repr(self, float_frame):
-        buf = StringIO()
-
-        # small one
-        repr(float_frame)
-        float_frame.info(verbose=False, buf=buf)
-
-        # even smaller
-        float_frame.reindex(columns=["A"]).info(verbose=False, buf=buf)
-        float_frame.reindex(columns=["A", "B"]).info(verbose=False, buf=buf)
-
-        # exhausting cases in DataFrame.info
-
+    def test_repr(self):
         # columns but no index
         no_index = DataFrame(columns=[0, 1, 3])
         repr(no_index)
 
-        # no columns or index
-        DataFrame().info(buf=buf)
-
         df = DataFrame(["a\n\r\tb"], columns=["a\n\r\td"], index=["a\n\r\tf"])
         assert "\t" not in repr(df)
         assert "\r" not in repr(df)
@@ -204,7 +186,7 @@ def test_repr_big(self):
         biggie = DataFrame(np.zeros((200, 4)), columns=range(4), index=range(200))
         repr(biggie)
 
-    def test_repr_unsortable(self, float_frame):
+    def test_repr_unsortable(self):
         # columns are not sortable
 
         unsortable = DataFrame(
@@ -218,6 +200,9 @@ def test_repr_unsortable(self, float_frame):
         )
         repr(unsortable)
 
+    def test_repr_float_frame_options(self, float_frame):
+        repr(float_frame)
+
         fmt.set_option("display.precision", 3)
         repr(float_frame)
 
@@ -257,7 +242,7 @@ def test_str_to_bytes_raises(self):
         with pytest.raises(TypeError, match=msg):
             bytes(df)
 
-    def test_very_wide_info_repr(self):
+    def test_very_wide_repr(self):
         df = DataFrame(
             np.random.default_rng(2).standard_normal((10, 20)),
             columns=np.array(["a" * 10] * 20, dtype=object),

pandas/tests/indexes/multi/test_formats.py

@@ -229,3 +229,13 @@ def test_tuple_width(self, wide_multi_index):
             ('abc', 10, '2000-01-01 00:33:19', '2000-01-01 00:33:19', ...)],
            names=['a', 'b', 'dti_1', 'dti_2', 'dti_3'], length=2000)"""
         assert result == expected
+
+    def test_multiindex_long_element(self):
+        # Non-regression test towards GH#52960
+        data = MultiIndex.from_tuples([("c" * 62,)])
+
+        expected = (
+            "MultiIndex([('cccccccccccccccccccccccccccccccccccccccc"
+            "cccccccccccccccccccccc',)],\n           )"
+        )
+        assert str(data) == expected

pandas/tests/io/formats/test_eng_formatting.py

@@ -7,6 +7,20 @@
 
 
 class TestEngFormatter:
+    def test_eng_float_formatter2(self, float_frame):
+        df = float_frame
+        df.loc[5] = 0
+
+        fmt.set_eng_float_format()
+        repr(df)
+
+        fmt.set_eng_float_format(use_eng_prefix=True)
+        repr(df)
+
+        fmt.set_eng_float_format(accuracy=0)
+        repr(df)
+        tm.reset_display_options()
+
     def test_eng_float_formatter(self):
         df = DataFrame({"A": [1.41, 141.0, 14100, 1410000.0]})