Add Windows testing to CI

Author: bbc2

.github/workflows/test.yml

@@ -14,6 +14,12 @@ jobs:
           - ubuntu-latest
         python-version:
           ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14", pypy3.9, pypy3.10]
+        include:
+          # Test lowest and highest Python versions on Windows
+          - os: windows-latest
+            python-version: "3.9"
+          - os: windows-latest
+            python-version: "3.14"
 
     steps:
       - uses: actions/checkout@v6

tests/test_cli.py

@@ -1,14 +1,17 @@
 import os
+import sys
 from pathlib import Path
 from typing import Optional
 
 import pytest
-import sh
 
 import dotenv
 from dotenv.cli import cli as dotenv_cli
 from dotenv.version import __version__
 
+if not sys.platform.startswith("win"):
+    import sh
+
 
 @pytest.mark.parametrize(
     "output_format,content,expected",
@@ -173,6 +176,9 @@ def test_set_no_file(cli):
     assert "Missing argument" in result.output
 
 
+@pytest.mark.skipif(
+    sys.platform.startswith("win"), reason="sh module doesn't support Windows"
+)
 def test_get_default_path(tmp_path):
     with sh.pushd(tmp_path):
         (tmp_path / ".env").write_text("a=b")
@@ -182,6 +188,9 @@ def test_get_default_path(tmp_path):
         assert result == "b\n"
 
 
+@pytest.mark.skipif(
+    sys.platform.startswith("win"), reason="sh module doesn't support Windows"
+)
 def test_run(tmp_path):
     with sh.pushd(tmp_path):
         (tmp_path / ".env").write_text("a=b")
@@ -191,6 +200,9 @@ def test_run(tmp_path):
         assert result == "b\n"
 
 
+@pytest.mark.skipif(
+    sys.platform.startswith("win"), reason="sh module doesn't support Windows"
+)
 def test_run_with_existing_variable(tmp_path):
     with sh.pushd(tmp_path):
         (tmp_path / ".env").write_text("a=b")
@@ -202,6 +214,9 @@ def test_run_with_existing_variable(tmp_path):
         assert result == "b\n"
 
 
+@pytest.mark.skipif(
+    sys.platform.startswith("win"), reason="sh module doesn't support Windows"
+)
 def test_run_with_existing_variable_not_overridden(tmp_path):
     with sh.pushd(tmp_path):
         (tmp_path / ".env").write_text("a=b")
@@ -213,6 +228,9 @@ def test_run_with_existing_variable_not_overridden(tmp_path):
         assert result == "c\n"
 
 
+@pytest.mark.skipif(
+    sys.platform.startswith("win"), reason="sh module doesn't support Windows"
+)
 def test_run_with_none_value(tmp_path):
     with sh.pushd(tmp_path):
         (tmp_path / ".env").write_text("a=b\nc")
@@ -222,6 +240,9 @@ def test_run_with_none_value(tmp_path):
         assert result == "b\n"
 
 
+@pytest.mark.skipif(
+    sys.platform.startswith("win"), reason="sh module doesn't support Windows"
+)
 def test_run_with_other_env(dotenv_path):
     dotenv_path.write_text("a=b")
 

tests/test_main.py

@@ -6,10 +6,12 @@
 from unittest import mock
 
 import pytest
-import sh
 
 import dotenv
 
+if not sys.platform.startswith("win"):
+    import sh
+
 
 def test_set_key_no_file(tmp_path):
     nx_path = tmp_path / "nx"
@@ -456,6 +458,9 @@ def test_load_dotenv_file_stream(dotenv_path):
     assert os.environ == {"a": "b"}
 
 
+@pytest.mark.skipif(
+    sys.platform.startswith("win"), reason="sh module doesn't support Windows"
+)
 def test_load_dotenv_in_current_dir(tmp_path):
     dotenv_path = tmp_path / ".env"
     dotenv_path.write_bytes(b"a=b")

tests/test_zip_imports.py

@@ -5,7 +5,10 @@
 from unittest import mock
 from zipfile import ZipFile
 
-import sh
+import pytest
+
+if not sys.platform.startswith("win"):
+    import sh
 
 
 def walk_to_root(path: str):
@@ -62,6 +65,9 @@ def test_load_dotenv_gracefully_handles_zip_imports_when_no_env_file(tmp_path):
     import child1.child2.test  # noqa
 
 
+@pytest.mark.skipif(
+    sys.platform.startswith("win"), reason="sh module doesn't support Windows"
+)
 def test_load_dotenv_outside_zip_file_when_called_in_zipfile(tmp_path):
     zip_file_path = setup_zipfile(
         tmp_path,