added py coverage

.github/workflows/build_primary_wheels.yml

@@ -22,10 +22,10 @@ jobs:
         env:
           CIBW_ARCHS: ${{ matrix.cibw_archs }}
           CIBW_SKIP: "cp311-* cp312-* pp*"
-          CIBW_TEST_REQUIRES: pytest
+          CIBW_TEST_REQUIRES: pytest pytest-cov
           CIBW_TEST_COMMAND: > 
             python -X faulthandler {package}/test/debug.py && 
-            python -X faulthandler -m pytest -p no:faulthandler -s {package}
+            python -X faulthandler -m pytest -p no:faulthandler -s {package} --cov=frozendict --cov-report=term-missing --cov-branch --cov-fail-under=100
 
       - uses: actions/upload-artifact@v3
         with:
@@ -51,7 +51,7 @@ jobs:
           python-version: "${{ matrix.version }}"
 
       - name: Install dependencies
-        run: pip install -U pip setuptools wheel pytest
+        run: pip install -U pip setuptools wheel pytest pytest-cov
 
       - name: Build module
         run: FROZENDICT_PURE_PY=1 python setup.py bdist_wheel
@@ -63,7 +63,7 @@ jobs:
         run: pip install dist/*
 
       - name: Test with pytest
-        run: pytest
+        run: pytest --cov=frozendict --cov-report=term-missing --cov-branch --cov-fail-under=100 --cov-config=pyproject_py.toml
 
       - uses: actions/upload-artifact@v3
         with:

.github/workflows/build_secondary_wheels.yml

@@ -36,10 +36,10 @@ jobs:
         env:
           CIBW_ARCHS: ${{ matrix.cibw_archs }}
           CIBW_SKIP: "cp311-* cp312-* pp*"
-          CIBW_TEST_REQUIRES: pytest
+          CIBW_TEST_REQUIRES: pytest pytest-cov
           CIBW_TEST_COMMAND: > 
             python -X faulthandler {package}/test/debug.py && 
-            python -X faulthandler -m pytest -p no:faulthandler -s {package}
+            python -X faulthandler -m pytest -p no:faulthandler -s {package} --cov=frozendict --cov-report=term-missing --cov-branch --cov-fail-under=100
 
       - uses: actions/upload-artifact@v3
         with:
@@ -70,10 +70,10 @@ jobs:
           CIBW_ARCHS: ${{ matrix.cibw_archs }}
           CIBW_BUILD: "cp310-*"
           CIBW_SKIP: "*-musllinux_*"
-          CIBW_TEST_REQUIRES: pytest
+          CIBW_TEST_REQUIRES: pytest pytest-cov
           CIBW_TEST_COMMAND: > 
             python -X faulthandler {package}/test/debug.py && 
-            python -X faulthandler -m pytest -p no:faulthandler -s {package}
+            python -X faulthandler -m pytest -p no:faulthandler -s {package} --cov=frozendict --cov-report=term-missing --cov-branch --cov-fail-under=100
         with:
           package-dir: dist/frozendict.tar.gz
 

.gitignore

@@ -31,3 +31,4 @@ test/core.*
 .eggs/
 .idea/
 .vs/
+.coverage

build_py.sh

@@ -0,0 +1,2 @@
+rm -rf build dist *.egg-info
+FROZENDICT_PURE_PY=1 ./setup.py $*

pyproject.toml

@@ -1,2 +1,5 @@
 [tool.cibuildwheel]
 skip=["cp311-*", "cp312-*", "pp*"]
+
+[tool.coverage.run]
+omit = ["_frozendict_py.py"]

pyproject_py.toml

@@ -0,0 +1,2 @@
+[tool.cibuildwheel]
+skip=["cp311-*", "cp312-*", "pp*"]

src/frozendict/__init__.py

@@ -2,33 +2,37 @@
 Provides frozendict, a simple immutable dictionary.
 """
 
-try:
+try:   # pragma: no cover
     from ._frozendict import *
     c_ext = True
     # noinspection PyUnresolvedReferences
     del _frozendict
-except ImportError:
+except ImportError:  # pragma: no cover
     from ._frozendict_py import *
     c_ext = False
 
 from .version import version as __version__
 from . import monkeypatch
 from .cool import *
+from . import cool
 
 
 def _getFrozendictJsonEncoder(BaseJsonEncoder = None):
-    if BaseJsonEncoder is None:
+    if BaseJsonEncoder is None:  # pragma: no cover
         from json.encoder import JSONEncoder
 
         BaseJsonEncoder = JSONEncoder
 
     class FrozendictJsonEncoderInternal(BaseJsonEncoder):
         def default(self, obj):
-            if isinstance(obj, frozendict):
+            if isinstance(obj, frozendict):  # pragma: no cover
                 # TODO create a C serializer
                 return dict(obj)
 
-            return BaseJsonEncoder.default(self, obj)
+            return BaseJsonEncoder.default(
+                self,
+                obj
+            )  # pragma: no cover
 
     return FrozendictJsonEncoderInternal
 
@@ -44,9 +48,9 @@ def default(self, obj):
 del Mapping
 
 
-if c_ext:
+if c_ext:  # pragma: no cover
     __all__ = (frozendict.__name__, )
-else:
+else:  # pragma: no cover
     __all__ = _frozendict_py.__all__
     del _frozendict_py
 
@@ -55,5 +59,3 @@ def default(self, obj):
 
 __all__ += cool.__all__
 __all__ += (FrozendictJsonEncoder.__name__, "FrozenOrderedDict")
-
-del cool

src/frozendict/_frozendict_py.py

@@ -235,7 +235,7 @@ def frozendict_or(self, other, *_args, **_kwargs):
 try:
     # noinspection PyStatementEffect
     frozendict.__reversed__
-except AttributeError:
+except AttributeError:  # pragma: no cover
     def frozendict_reversed(self, *_args, **_kwargs):
         return reversed(tuple(self))
 

src/frozendict/cool.py

@@ -6,7 +6,8 @@
 
 # fix for python 3.9-
 
-if not issubclass(array, MutableSequence):
+# coverage does not work here!
+if not issubclass(array, MutableSequence):   # pragma: no cover
     # noinspection PyUnresolvedReferences
     MutableSequence.register(array)
 
@@ -301,7 +302,7 @@ def deepfreeze(
     except KeyError:
         if frozen_type:
             freeze = type_o
-        else:
+        else:  # pragma: no cover
             raise
 
     return freeze(o_copy)

src/frozendict/monkeypatch.py

@@ -12,7 +12,7 @@ def checkCExtension(*, warn, warn_c = False):
 
     res = cool.c_ext
 
-    if warn and res == warn_c:
+    if warn and res == warn_c:  # pragma: no cover
         if warn_c:
             msg = "C Extension version, monkeypatch will be not applied"
         else:
@@ -25,7 +25,7 @@ def checkCExtension(*, warn, warn_c = False):
     return res
 
 
-def patchOrUnpatchJson(*, patch, warn = True):
+def patchOrUnpatchJson(*, patch, warn = True):  # pragma: no cover
     if not checkCExtension(warn = warn):
         return
 
@@ -78,7 +78,7 @@ def patchOrUnpatchJson(*, patch, warn = True):
     json._default_encoder = default_json_encoder
 
 
-def patchOrUnpatchOrjson(*, patch, warn = True):
+def patchOrUnpatchOrjson(*, patch, warn = True):  # pragma: no cover
     if not checkCExtension(warn = warn):
         return
 
@@ -118,7 +118,11 @@ def frozendictOrjsonDumps(obj, *args, **kwargs):
     orjson.orjson.dumps = defaultOrjsonDumps
 
 
-def patchOrUnpatchMutableMappingSubclasshook(*, patch, warn = True):
+def patchOrUnpatchMutableMappingSubclasshook(
+    *,
+    patch,
+    warn = True
+):  # pragma: no cover
     warn_c = True
 
     if checkCExtension(warn = warn, warn_c = warn_c):
@@ -185,10 +189,10 @@ def patchOrUnpatchAll(*, patch, warn = True, raise_orjson = False):
 
     try:
         import orjson
-    except ImportError:
+    except ImportError:  # pragma: no cover
         if raise_orjson:
             raise
-    else:
+    else:  # pragma: no cover
         patchOrUnpatchOrjson(patch = patch, warn = warn)
 
     patchOrUnpatchMutableMappingSubclasshook(patch = patch, warn = warn)

test/test_freeze.py

@@ -2,7 +2,7 @@
 import frozendict as cool
 from frozendict import frozendict
 from collections import OrderedDict
-from collections.abc import MutableSequence, Sequence
+from collections.abc import MutableSequence, Sequence, Iterable
 from array import array
 from types import MappingProxyType
 from frozendict import FreezeError, FreezeWarning
@@ -14,6 +14,18 @@ def __init__(self, x):
         self.x = x
 
 
+class NoDictAndHash:
+    __slots__ = (
+        "x",
+    )
+
+    def __init__(self, x):
+        self.x = x
+
+    def __hash__(self):
+        raise TypeError()
+
+
 class BaseSeq(Sequence):
 
     def __init__(self, seq):
@@ -64,13 +76,25 @@ def after_cure_inverse():
     return (frozendict(a=frozendict({1: 2}), y="mbuti"), )
 
 
+@pytest.fixture
+def no_cure_inverse():
+    return (frozendict(a=frozendict({1: 2})), )
+
+
 @pytest.fixture
 def a():
     a = A(3)
 
     return a
 
 
+@pytest.fixture
+def no_dict_and_hash():
+    res = NoDictAndHash(3)
+
+    return res
+
+
 @pytest.fixture
 def before_cure(a):
     return {"x": [
@@ -170,7 +194,11 @@ def test_deepfreeze_inverse(before_cure_inverse, after_cure_inverse):
     ) == after_cure_inverse
 
 
-def test_register_inverse(before_cure_inverse, after_cure_inverse):
+def test_register_inverse(
+    before_cure_inverse,
+    after_cure_inverse,
+    no_cure_inverse,
+):
     with pytest.warns(FreezeWarning):
         cool.register(
             frozendict,
@@ -179,6 +207,10 @@ def test_register_inverse(before_cure_inverse, after_cure_inverse):
         )
 
     assert cool.deepfreeze(before_cure_inverse) == after_cure_inverse
+
+    cool.unregister(frozendict, inverse=True)
+
+    assert cool.deepfreeze(before_cure_inverse) == no_cure_inverse
 
 
 def test_prefer_forward():
@@ -205,3 +237,13 @@ def test_original_immutate():
 
 def test_enum(my_enum):
     assert cool.deepfreeze(my_enum) is my_enum
+
+
+def test_get_items():
+    with pytest.raises(TypeError):
+        cool.cool.getItems(5)
+
+
+def test_no_dict_and_hash(no_dict_and_hash):
+    with pytest.raises(TypeError):
+        cool.deepfreeze(no_dict_and_hash)

test/test_monkeypatch.py

@@ -0,0 +1,42 @@
+import json
+
+import frozendict as cool
+import pytest
+from frozendict import frozendict
+
+
+class A:
+    pass
+
+
+@pytest.fixture
+def object_to_serialize():
+    return frozendict()
+
+
+@pytest.fixture
+def object_to_serialize_2():
+    return A()
+
+
+@pytest.fixture
+def serialized_object():
+    return "{}"
+
+
+def test_get_json_encoder(
+    object_to_serialize,
+    object_to_serialize_2,
+    serialized_object,
+):
+    cool.monkeypatch.patchOrUnpatchJson(patch=True, warn=False)
+    assert json.dumps(object_to_serialize) == serialized_object
+
+    with pytest.raises(TypeError):
+        json.dumps(object_to_serialize_2)
+
+    cool.monkeypatch.patchOrUnpatchJson(patch=False, warn=False)
+
+    if cool.c_ext:
+        with pytest.raises(TypeError):
+            json.dumps(object_to_serialize)