Add macOS CI runner

.github/workflows/ci.yml

@@ -14,10 +14,67 @@ env:
   CARGO_TERM_COLOR: always
 
 jobs:
-  CI:
-
+  Linux:
     runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions-rs/toolchain@v1
+      with:
+        toolchain: nightly
+    - uses: actions/cache@v2
+      with:
+        path: |
+          ~/.cargo/registry
+          ~/.cargo/git
+          target
+        key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
+    - name: Download large files
+      working-directory: ./models
+      run: ./download.sh CI
+    - name: Add llvm-tools-preview
+      run: rustup component add llvm-tools-preview
+    - name: Install grcov
+      run: cargo install grcov
+    - name: Install dependencies
+      run: sudo apt install libomp-dev
+    - name: Install poetry
+      run: curl -sSL https://install.python-poetry.org | python3 -
+    - name: Test
+      run: |
+        cargo test --release
+        ALTIUS_ENABLE_CLIF=1 cargo test --release
+      env:
+        RUSTFLAGS: -Cinstrument-coverage
+        LLVM_PROFILE_FILE: coverage-%p-%m.profraw
+    - name: Run examples
+      run: |
+        (cd crates/altius-py && poetry run python deit.py)
+        (cd crates/altius-py && poetry run python resnet50.py)
+        (cd crates/altius-py && poetry run python export_vit.py)
+        cargo run --release --example mnist
+        cargo run --release --example mobilenet
+        cargo run --release --example deit
+        cargo run --release --example mnist_cpu
+        cargo run --release --example mobilenet_cpu
+        cargo run --release --example deit_cpu
+        cargo run --release --example vit_cpu
+        cargo run --release --example vit
+        cargo run --release --example infer -- ./models/mnist-8.onnx
+      env:
+        RUSTFLAGS: -Cinstrument-coverage
+        LLVM_PROFILE_FILE: coverage-%p-%m.profraw
+    - name: Submit coverage
+      run: |
+        mkdir -p /tmp/cov/
+        cp -rf ./target/release/* /tmp/cov/
+        grcov . --binary-path /tmp/cov/ -s . -t cobertura --branch --ignore-not-existing --ignore "*cargo*" -o coverage.xml
+        bash <(curl -s https://codecov.io/bash)
+      env:
+        RUSTFLAGS: -Cinstrument-coverage
+        LLVM_PROFILE_FILE: coverage-%p-%m.profraw
 
+  macOS:
+    runs-on: macos-latest
     steps:
     - uses: actions/checkout@v2
     - uses: actions-rs/toolchain@v1