build macos on branches

.circleci/config.yml

@@ -22,6 +22,39 @@ jobs:
             - target/debug/deps
           key: v4-test-cargo-cache-linux-{{ arch }}-{{ checksum "Cargo.lock" }}
 
+  test-macos:
+    macos:
+      xcode: "9.0"
+
+    steps:
+      - checkout
+      - restore_cache:
+          keys:
+            - v4-cargo-cache-darwin-{{ arch }}-{{ checksum "Cargo.lock" }}
+      - run:
+          name: Install CMAKE
+          command: |
+            curl -O https://cmake.org/files/v3.4/cmake-3.4.1-Darwin-x86_64.tar.gz
+            tar xf cmake-3.4.1-Darwin-x86_64.tar.gz
+            export PATH="`pwd`/cmake-3.4.1-Darwin-x86_64/CMake.app/Contents/bin:$PATH"
+      - run:
+          name: Install Rust
+          command: |
+            curl https://sh.rustup.rs -sSf | sh -s -- -y
+            export PATH="$HOME/.cargo/bin:$PATH"
+            cargo --version
+            rustup component add rustfmt
+      - run:
+          name: Execute tests
+          command: |
+            export PATH="`pwd`/cmake-3.4.1-Darwin-x86_64/CMake.app/Contents/bin:$PATH"
+            export PATH="$HOME/.cargo/bin:$PATH"
+            # We increase the ulimit for fixing cargo unclosed files in mac
+            ulimit -n 8000
+            sudo sysctl -w kern.maxfiles=655360 kern.maxfilesperproc=327680
+            make test
+            make lint
+
   test-and-build:
     docker:
       - image: circleci/rust:latest
@@ -175,6 +208,10 @@ workflows:
           filters:
             branches:
               ignore: master
+      - test-macos:
+          filters:
+            branches:
+              ignore: master
       - test-and-build:
           filters:
             branches: