add test for vfat+utf8

.github/workflows/test.yml

@@ -85,6 +85,24 @@ jobs:
       - name: Test with newest Python on latest Ubuntu using VFAT
         run: tox -c pyproject.toml -e py_filesystem_vfat
 
+  test-ubuntu-python-newest-with-vfat_utf8:
+    name: Test VFAT UTF-8 Python:newest Ubuntu:latest
+    needs: [lint, test-ubuntu-python-newest, test-ubuntu-python-newest-with-vfat]
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        python-version: ['3.14']
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v5
+      - uses: actions/setup-python@v6
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install Test dependencies
+        run: pip install tox
+      - name: Test with newest Python on latest Ubuntu using VFAT UTF-8
+        run: tox -c pyproject.toml -e py_filesystem_vfat_utf8
+
   test-ubuntu-python-newest-with-ntfs:
     name: Test NTFS Python:newest Ubuntu:latest
     needs: [lint, test-ubuntu-python-newest]

pyproject.toml

@@ -101,7 +101,7 @@ commands_pre = [
     # unconditionally create mount point
     ["mkdir", "-p", "/tmp/vfat"],
     # mount image
-    ["sudo", "/usr/bin/mount", "-o", "loop,umask=000", "/tmp/vfat.img", "/tmp/vfat"],
+    ["sudo", "/usr/bin/mount", "-o", "loop,umask=000,utf8=no", "/tmp/vfat.img", "/tmp/vfat"],
 ]
 setenv = { TEMP = "/tmp/vfat" }
 commands = [["pytest", "-r", "s", "."]]
@@ -114,6 +114,33 @@ commands_post = [
     ["rm", "/tmp/vfat.img"]
 ]
 
+[tool.tox.env.py_filesystem_vfat_utf8]
+allowlist_externals = [ "sudo", "dd", "mkfs.vfat", "mkdir", "rm", "rmdir", "chmod" ]
+extras = ["test"]
+deps = [
+    "pytest"
+]
+commands_pre = [
+    # create 64 MByte disk image
+    ["dd", "if=/dev/zero", "of=/tmp/vfat8.img", "bs=1M", "count=64"],
+    # create file system
+    ["mkfs.vfat", "/tmp/vfat8.img", "-n", "VFAT"],
+    # unconditionally create mount point
+    ["mkdir", "-p", "/tmp/vfat8"],
+    # mount image
+    ["sudo", "/usr/bin/mount", "-o", "loop,umask=000,utf8", "/tmp/vfat8.img", "/tmp/vfat8"],
+]
+setenv = { TEMP = "/tmp/vfat8" }
+commands = [["pytest", "-r", "s", "."]]
+commands_post = [
+    # umount image
+    ["sudo", "/usr/bin/umount", "-d", "/tmp/vfat8"],
+    # remove mount point
+    ["rmdir", "/tmp/vfat8"],
+    # remove image
+    ["rm", "/tmp/vfat8.img"]
+]
+
 [tool.tox.env.py_filesystem_hfsplus]
 # Fedora
 allowlist_externals = [ "sudo", "dd", "mkfs.hfsplus", "mkdir", "rm", "rmdir", "chmod" ]