Additional OS-specific path ZipFile path tests

setup.py

@@ -1,6 +1,4 @@
 #!/usr/bin/env python
-import os
-import sys
 from pathlib import Path
 
 from setuptools import find_packages, setup
@@ -9,6 +7,7 @@
     "coverage",
     "pytest",
     "pytest-cov",
+    "zipp",
 ]
 
 doc_requires = [
@@ -32,19 +31,19 @@
     maintainer_email="zane.selvans@catalyst.coop",
     project_urls={
         "Source": "https://github.com/catalyst-cooperative/dbfread",
-#        "Documentation": "https://catalystcoop-dbfread.readthedocs.io",
+        # "Documentation": "https://catalystcoop-dbfread.readthedocs.io",
         "Issue Tracker": "https://github.com/catalyst-cooperative/dbfread/issues",
     },
     package_data={"": ["LICENSE"]},
     package_dir={"": "src"},
-    packages = find_packages("src"),
+    packages=find_packages("src"),
     include_package_data=True,
     zip_safe=True,
     install_requires=[],
     extras_require={
         "doc": doc_requires,
         "test": test_requires,
-        },
+    },
     scripts=["examples/dbf2sqlite"],
     python_requires=">=3.6",
     license="MIT",

tests/test_dbf.py

@@ -1,12 +1,13 @@
 # -*- coding: utf-8 -*-
 
 import os
-from pathlib import Path, PosixPath
+from pathlib import Path
 from zipfile import ZipFile
 from dbfread import DBF
 from dbfread.memo import VFPMemoFile
 
 import pytest
+import zipp
 
 TESTCASE_PATH = Path(__file__).parent.parent / "testcases"
 
@@ -60,8 +61,8 @@ def test_file_object_open(self):
         self.check_alice_bob(dataset[0], dataset[1])
 
     @pytest.mark.xfail(os.name != "posix", reason="ZipFiles use POSIX paths.")
-    def test_zipfile_path_open(self):
-        """Make sure we can open by passing OS specific zipfile paths."""
+    def test_zipfile_strpath_open(self):
+        """Attempt to open OS specific zipfile paths."""
         zf = ZipFile(TESTCASE_PATH / "testcases.zip")
         memotest_path_str = str(Path("testcases/memotest.dbf"))
         memomemo_path_str = str(Path("testcases/memotest.FPT"))
@@ -75,11 +76,11 @@ def test_zipfile_path_open(self):
         dataset = list(data)
         self.check_alice_bob(dataset[0], dataset[1])
 
-    def test_zipfile_posixpath_open(self):
-        """Make sure we can open by passing POSIX zipfile paths."""
+    def test_zipfile_dumbpath_open(self):
+        """Attempt to open hard-coded POSIX paths ("/" as path separator)."""
         zf = ZipFile(TESTCASE_PATH / "testcases.zip")
-        memotest_path_str = str(PosixPath("testcases/memotest.dbf"))
-        memomemo_path_str = str(PosixPath("testcases/memotest.FPT"))
+        memotest_path_str = "testcases/memotest.dbf"
+        memomemo_path_str = "testcases/memotest.FPT"
 
         with zf.open(memotest_path_str) as mt:
             with zf.open(memomemo_path_str) as mm:
@@ -89,3 +90,18 @@ def test_zipfile_posixpath_open(self):
 
         dataset = list(data)
         self.check_alice_bob(dataset[0], dataset[1])
+
+    def test_zipfile_zippath_open(self):
+        """Attempt to open POSIX only zipfile paths."""
+        zf = ZipFile(TESTCASE_PATH / "testcases.zip")
+        memotest_path = zipp.Path(zf, at="testcases/memotest.dbf")
+        memomemo_path = zipp.Path(zf, at="testcases/memotest.FPT")
+
+        with memotest_path.open("rb") as mt:
+            with memomemo_path.open("rb") as mm:
+                data = DBF("memotest", filedata=mt, memofile=VFPMemoFile(mm.read()))
+
+        assert data.__class__ is DBF
+
+        dataset = list(data)
+        self.check_alice_bob(dataset[0], dataset[1])