Test setup with system deps in macOS workflow

Author: ZhongRuoyu

.github/workflows/macos.yml

@@ -30,18 +30,26 @@ jobs:
             -D OPENSSL_ROOT_DIR=/usr/local/opt/openssl/
           SSL_INSTALL: openssl
 
+        - build: dependencies_SYSTEM
+          DEPENDENCIES_INSTALL: abseil cityhash lz4
+          DEPENDENCIES_CMAKE_OPTIONS: >-
+            -D WITH_SYSTEM_LZ4=ON
+            -D WITH_SYSTEM_ABSEIL=ON
+            -D WITH_SYSTEM_CITYHASH=ON
+
     steps:
     - uses: actions/checkout@v2
 
     - name: Install dependencies
-      run: brew install cmake ${{matrix.SSL_INSTALL}}
+      run: brew install cmake ${{matrix.SSL_INSTALL}} ${{matrix.DEPENDENCIES_INSTALL}}
 
     - name: Configure CMake
       run: |
         cmake \
           -D CMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} \
           -D BUILD_TESTS=ON \
           ${{matrix.SSL_CMAKE_OPTION}} \
+          ${{matrix.DEPENDENCIES_CMAKE_OPTIONS}} \
           -S ${{github.workspace}} \
           -B ${{github.workspace}}/build