test fix up

Author: attack68

pandas/tests/frame/test_repr_info.py

@@ -286,20 +286,23 @@ def test_repr_column_name_unicode_truncation_bug(self):
         with option_context("display.max_columns", 20):
             assert "StringCol" in repr(df)
 
-    @pytest.mark.filterwarnings("ignore::FutureWarning")
     def test_latex_repr(self):
-        result = r"""\begin{tabular}{llll}
+        pytest.importorskip("jinja2")
+        expected = r"""\begin{tabular}{llll}
 \toprule
-{} &         0 &  1 &  2 \\
+ & 0 & 1 & 2 \\
 \midrule
-0 &  $\alpha$ &  b &  c \\
-1 &         1 &  2 &  3 \\
+0 & $\alpha$ & b & c \\
+1 & 1 & 2 & 3 \\
 \bottomrule
 \end{tabular}
 """
-        with option_context("display.latex.escape", False, "display.latex.repr", True):
+        with option_context(
+            "display.latex.escape", False, "styler.render.repr", "latex"
+        ):
             df = DataFrame([[r"$\alpha$", "b", "c"], [1, 2, 3]])
-            assert result == df._repr_latex_()
+            result = df._repr_latex_()
+            assert result == expected
 
         # GH 12182
         assert df._repr_latex_() is None

pandas/tests/io/formats/test_format.py

@@ -3362,7 +3362,6 @@ def test_repr_html_ipython_config(ip):
     assert not result.error_in_exec
 
 
-@pytest.mark.filterwarnings("ignore:In future versions `DataFrame.to_latex`")
 @pytest.mark.parametrize("method", ["to_string", "to_html", "to_latex"])
 @pytest.mark.parametrize(
     "encoding, data",
@@ -3377,14 +3376,16 @@ def test_filepath_or_buffer_arg(
     filepath_or_buffer_id,
 ):
     df = DataFrame([data])
+    if method in ["to_latex"]:  # uses styler implementation
+        pytest.importorskip("jinja2")
 
     if filepath_or_buffer_id not in ["string", "pathlike"] and encoding is not None:
         with pytest.raises(
             ValueError, match="buf is not a file name and encoding is specified."
         ):
             getattr(df, method)(buf=filepath_or_buffer, encoding=encoding)
     elif encoding == "foo":
-        expected_warning = FutureWarning if method == "to_latex" else None
+        expected_warning = None
         with tm.assert_produces_warning(expected_warning):
             with pytest.raises(LookupError, match="unknown encoding"):
                 getattr(df, method)(buf=filepath_or_buffer, encoding=encoding)
@@ -3397,6 +3398,8 @@ def test_filepath_or_buffer_arg(
 @pytest.mark.filterwarnings("ignore::FutureWarning")
 @pytest.mark.parametrize("method", ["to_string", "to_html", "to_latex"])
 def test_filepath_or_buffer_bad_arg_raises(float_frame, method):
+    if method in ["to_latex"]:  # uses styler implementation
+        pytest.importorskip("jinja2")
     msg = "buf is not a file name and it has no write method"
     with pytest.raises(TypeError, match=msg):
         getattr(float_frame, method)(buf=object())

pandas/tests/io/formats/test_printing.py

@@ -1,5 +1,4 @@
 import numpy as np
-import pytest
 
 import pandas._config.config as cf
 
@@ -120,9 +119,6 @@ def test_ambiguous_width(self):
 
 
 class TestTableSchemaRepr:
-    @pytest.mark.filterwarnings(
-        "ignore:.*signature may therefore change.*:FutureWarning"
-    )
     def test_publishes(self, ip):
         ipython = ip.instance(config=ip.config)
         df = pd.DataFrame({"A": [1, 2]})
@@ -138,7 +134,7 @@ def test_publishes(self, ip):
                 formatted = ipython.display_formatter.format(obj)
             assert set(formatted[0].keys()) == expected
 
-        with_latex = pd.option_context("display.latex.repr", True)
+        with_latex = pd.option_context("styler.render.repr", "latex")
 
         with opt, with_latex:
             formatted = ipython.display_formatter.format(obj)

pandas/tests/io/test_common.py

@@ -336,7 +336,6 @@ def test_read_fspath_all(self, reader, module, path, datapath):
         else:
             tm.assert_frame_equal(result, expected)
 
-    @pytest.mark.filterwarnings("ignore:In future versions `DataFrame.to_latex`")
     @pytest.mark.parametrize(
         "writer_name, writer_kwargs, module",
         [
@@ -351,6 +350,8 @@ def test_read_fspath_all(self, reader, module, path, datapath):
         ],
     )
     def test_write_fspath_all(self, writer_name, writer_kwargs, module):
+        if writer_name in ["to_latex"]:  # uses Styler implementation
+            pytest.importorskip("jinja2")
         p1 = tm.ensure_clean("string")
         p2 = tm.ensure_clean("fspath")
         df = pd.DataFrame({"A": [1, 2]})

pandas/tests/series/test_repr.py

@@ -206,19 +206,21 @@ def test_timeseries_repr_object_dtype(self):
         ts2 = ts.iloc[np.random.randint(0, len(ts) - 1, 400)]
         repr(ts2).splitlines()[-1]
 
-    @pytest.mark.filterwarnings("ignore::FutureWarning")
     def test_latex_repr(self):
+        pytest.importorskip("jinja2")  # uses Styler implementation
         result = r"""\begin{tabular}{ll}
 \toprule
-{} &         0 \\
+ & 0 \\
 \midrule
-0 &  $\alpha$ \\
-1 &         b \\
-2 &         c \\
+0 & $\alpha$ \\
+1 & b \\
+2 & c \\
 \bottomrule
 \end{tabular}
 """
-        with option_context("display.latex.escape", False, "display.latex.repr", True):
+        with option_context(
+            "display.latex.escape", False, "styler.render.repr", "latex"
+        ):
             s = Series([r"$\alpha$", "b", "c"])
             assert result == s._repr_latex_()