Run mock tests on Windows

.github/workflows/windows-ci.yml

@@ -0,0 +1,53 @@
+---
+
+name: Windows CI
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+  schedule:
+    # * is a special character in YAML so you have to quote this string
+    # Run at 1:00 every day
+    - cron: '0 1 * * *'
+
+jobs:
+  build:
+
+    strategy:
+      matrix:
+        python-version: [3.8]
+        platform: [windows-latest]
+
+    runs-on: ${{ matrix.platform }}
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: "Set up Python"
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: "Install dependencies"
+        run: |
+          python -m pip install --upgrade pip setuptools wheel
+          # We use '--ignore-installed' to avoid GitHub's cache which can cause
+          # issues - we have seen packages from this cache be cause trouble with
+          # pip-extra-reqs.
+          python -m pip install --ignore-installed --upgrade --editable .[dev]
+
+      - name: "Set secrets file"
+        run: |
+          cp ./vuforia_secrets.env.example ./vuforia_secrets.env
+
+      - name: "Run tests"
+        env:
+          SKIP_REAL: 1
+        run: |
+          pytest -s -vvv --exitfirst --cov=src/ --cov=tests --cov-report=xml tests/mock_vws/${{ matrix.ci_pattern }}
+
+      - name: "Upload coverage to Codecov"
+        uses: "codecov/codecov-action@v1.0.13"
+        with:
+          fail_ci_if_error: true

dev-requirements.txt

@@ -13,6 +13,7 @@ flake8-commas==2.0.0  # Require silicon valley commas
 flake8-quotes==3.2.0  # Require single quotes
 flake8==3.8.3  # Lint
 freezegun==1.0.0  # Freeze time in tests
+func-timeout==4.3.5
 isort==5.5.4  # Lint imports
 keyring==21.4.0
 mypy==0.782 # Type checking
@@ -29,7 +30,6 @@ requests-mock-flask==2020.9.25.0
 sphinx-autodoc-typehints==1.11.0
 sphinx_paramlinks==0.4.2
 sphinxcontrib-spelling==5.4.0
-timeout-decorator==0.4.1  # Decorate functions to time out.
 twine==3.2.0
 vulture==2.1
 vws-python==2020.9.28.0

requirements.txt

@@ -1,6 +1,7 @@
 Pillow
 VWS-Auth-Tools
-backports.zoneinfo
+# We add ``[tzdata]`` for Windows.
+backports.zoneinfo[tzdata]
 flask
 requests-mock
 requests

spelling_private_dict.txt

@@ -56,6 +56,7 @@ mib
 mockvws
 multipart
 mypy
+nat
 noqa
 pdict
 plugins

tests/mock_vws/test_database_summary.py

@@ -9,7 +9,7 @@
 from time import sleep
 
 import pytest
-import timeout_decorator
+from func_timeout import func_set_timeout
 from vws import VWS, CloudRecoService
 from vws.exceptions.vws_exceptions import Fail
 
@@ -20,7 +20,7 @@
 LOGGER.setLevel(logging.DEBUG)
 
 
-@timeout_decorator.timeout(seconds=500)
+@func_set_timeout(timeout=500)
 def _wait_for_image_numbers(
     vws_client: VWS,
     active_images: int,
@@ -47,8 +47,8 @@ def _wait_for_image_numbers(
         processing_images: The expected number of processing images.
 
     Raises:
-        TimeoutError: The numbers of images in various categories do not match
-            within the time limit.
+        func_timeout.exceptions.FunctionTimedOut: The numbers of images in
+            various categories do not match within the time limit.
     """
     requirements = {
         'active_images': active_images,

tests/mock_vws/test_docker.py

@@ -23,10 +23,18 @@ def fixture_custom_bridge_network() -> Iterator[Network]:
     Yield a custom bridge network which containers can connect to.
     """
     client = docker.from_env()
-    network = client.networks.create(
-        name='test-vws-bridge-' + uuid.uuid4().hex,
-        driver='bridge',
-    )
+    try:
+        network = client.networks.create(
+            name='test-vws-bridge-' + uuid.uuid4().hex,
+            driver='bridge',
+        )
+    except docker.errors.NotFound:
+        # On Windows the "bridge" network driver is not available and we use
+        # the "nat" driver instead.
+        network = client.networks.create(
+            name='test-vws-bridge-' + uuid.uuid4().hex,
+            driver='nat',
+        )
     try:
         yield network
     finally:
@@ -56,11 +64,16 @@ def test_build_and_run(
     vws_tag = 'vws-mock-vws:latest-' + random
     vwq_tag = 'vws-mock-vwq:latest-' + random
 
-    client.images.build(
-        path=str(repository_root),
-        dockerfile=str(base_dockerfile),
-        tag=base_tag,
-    )
+    try:
+        client.images.build(
+            path=str(repository_root),
+            dockerfile=str(base_dockerfile),
+            tag=base_tag,
+        )
+    except docker.errors.BuildError as exc:
+        assert 'no matching manifest for windows/amd64' in str(exc)
+        reason = 'We do not currently support using Windows containers.'
+        pytest.skip(reason)
 
     storage_image, _ = client.images.build(
         path=str(repository_root),