add github actions for macos

Signed-off-by: oleg.hoefling <[email protected]>

Author: hoefling

.github/workflows/macosx.yml

@@ -0,0 +1,28 @@
+name: MacOS
+on: [push, pull_request]
+jobs:
+  macosx:
+    runs-on: macos-latest
+    strategy:
+      matrix:
+        python-version: [2.7, 3.5, 3.6, 3.7, 3.8]
+    steps:
+      - uses: actions/checkout@v1
+      - name: Install build dependencies
+        run: |
+          pip install --upgrade pip setuptools wheel
+          brew install libxml2 libxmlsec1 pkg-config
+      - name: Set environment variables
+        shell: bash
+        run: |
+          echo ::set-env name=PKGVER::$(python setup.py --version)
+      - name: Build macosx_x86_64 wheel
+        run: |
+          python setup.py bdist_wheel
+      - name: Install test dependencies
+        run: |
+          pip install --upgrade -r requirements-test.txt
+          pip install xmlsec --only-binary=xmlsec --no-index --find-links=dist/
+      - name: Run tests
+        run: |
+          pytest -v --color=yes