Refactor Fugue test, add python 3.11 support, remove as_ibis

.github/workflows/test_all.yml

@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.8, "3.10"]
+        python-version: [3.8, "3.10", "3.11"]
 
     steps:
     - uses: actions/checkout@v2

.github/workflows/test_core.yml

@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.10"]
+        python-version: ["3.10", "3.11"]
 
     steps:
     - uses: actions/checkout@v2

.pylintrc

@@ -1,3 +1,3 @@
 [MESSAGES CONTROL]
-disable = C0103,C0114,C0115,C0116,C0122,C0200,C0201,C0302,C0411,C0415,E0401,E0712,E1130,E1136,E5110,R0201,R0205,R0801,R0902,R0903,R0904,R0911,R0912,R0913,R0914,R0915,R1705,R1710,R1714,R1718,R1720,R1724,W0102,W0107,W0108,W0201,W0212,W0221,W0223,W0237,W0511,W0613,W0622,W0631,W0640,W0703,W0707,W1116
+disable = C0103,C0114,C0115,C0116,C0122,C0200,C0201,C0302,C0411,C0415,E0401,E0712,E1130,E1136,E5110,R0201,R0205,R0801,R0902,R0903,R0904,R0911,R0912,R0913,R0914,R0915,R1705,R1710,R1714,R1718,R1720,R1724,W0102,W0107,W0108,W0201,W0212,W0221,W0223,W0237,W0511,W0603,W0613,W0621,W0622,W0631,W0640,W0703,W0707,W1116
 # TODO: R0205: inherits from object, can be safely removed

fugue/test/__init__.py

@@ -0,0 +1,11 @@
+# flake8: noqa
+from .pandas_tester import NativeTestBackend, PandasTestBackend
+from .plugins import (
+    FugueTestBackend,
+    FugueTestContext,
+    FugueTestSuite,
+    extract_conf,
+    fugue_test_backend,
+    fugue_test_suite,
+    with_backend,
+)

fugue/test/pandas_tester.py

@@ -0,0 +1,24 @@
+from contextlib import contextmanager
+from typing import Any, Dict, Iterator
+
+from .plugins import FugueTestBackend, fugue_test_backend
+
+
+@fugue_test_backend
+class PandasTestBackend(FugueTestBackend):
+    name = "pandas"
+
+    @classmethod
+    @contextmanager
+    def session_context(cls, session_conf: Dict[str, Any]) -> Iterator[Any]:
+        yield "pandas"  # pragma: no cover
+
+
+@fugue_test_backend
+class NativeTestBackend(FugueTestBackend):
+    name = "native"
+
+    @classmethod
+    @contextmanager
+    def session_context(cls, session_conf: Dict[str, Any]) -> Iterator[Any]:
+        yield "native"  # pragma: no cover