Add darwin CI job

Co-authored-by: Lukas Herman <lherman.cs@gmail.com>

.github/workflows/ci.yaml

@@ -8,12 +8,12 @@ on:
       - master
 
 jobs:
-  build:
+  build-linux:
     runs-on: ubuntu-latest
     strategy:
       matrix:
         go: [ '1.14', '1.13' ]
-    name: Go ${{ matrix.go }}
+    name: Linux Go ${{ matrix.go }}
     steps:
       - name: Checkout
         uses: actions/checkout@v2
@@ -43,5 +43,37 @@ jobs:
         run: go test . pkg/... -v
         env:
           CGO_ENABLED: 0
-      #- name: golint
-      #  run: go lint ./...
+  build-darwin:
+    runs-on: macos-latest
+    strategy:
+      matrix:
+        go: [ '1.14', '1.13' ]
+    name: Darwin Go ${{ matrix.go }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Setup Go
+        uses: actions/setup-go@v1
+        with:
+          go-version: ${{ matrix.go }}
+      - name: Install dependencies
+        run: |
+          brew install \
+            pkg-config \
+            opus \
+            libvpx \
+            x264
+      - name: go vet
+        run: go vet ./...
+      - name: go build
+        run: go build ./...
+      - name: go build without CGO
+        run: go build . pkg/...
+        env:
+          CGO_ENABLED: 0
+      - name: go test
+        run: go test ./... -v -race
+      - name: go test without CGO
+        run: go test . pkg/... -v
+        env:
+          CGO_ENABLED: 0