ci[rust]: Improve Rust build/test workflows (#4817)

.github/workflows/build-test.yaml → .github/workflows/build-test-rust.yaml

@@ -1,94 +1,120 @@
-name: Build and test rust
+name: Build and test Rust
 
 on:
   pull_request:
     paths:
       - 'polars/**'
-      - '.github/workflows/build-test.yaml'
+      - '.github/workflows/build-test-rust.yaml'
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
 
 jobs:
   examples:
-    name: Examples
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - name: Install Rust
-        run: rustup update stable
-      - uses: Swatinem/rust-cache@v1
-      - name: "check"
+
+      - name: Set up Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Cache Rust
+        uses: Swatinem/rust-cache@v2
+
+      - name: Run cargo check
         working-directory: examples
         run: cargo check
 
   features:
-    name: Features
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
+
       - name: Set up Rust
         uses: dtolnay/rust-toolchain@master
         with:
           toolchain: nightly-2022-08-22
-      - uses: Swatinem/rust-cache@v1
+
+      - name: Cache Rust
+        uses: Swatinem/rust-cache@v2
+
       - name: Install dependencies
-        run: |
-          cargo install cargo-hack
-      - name: Feature test
+        run: cargo install cargo-hack
+
+      - name: Run cargo hack
         working-directory: polars
         run: cargo hack check --each-feature --no-dev-deps --features private
 
-  test-rust:
-    name: Build and test Rust
+  lint:
     runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: polars
+
     steps:
       - uses: actions/checkout@v3
+
       - name: Set up Rust
         uses: dtolnay/rust-toolchain@master
         with:
           toolchain: nightly-2022-08-22
           components: rustfmt, clippy, miri
-      - name: Cache Cargo
-        uses: actions/cache@v3
-        with:
-          # these represent dependencies downloaded by cargo
-          # and thus do not depend on the OS, arch nor rust version.
-          path: /github/home/.cargo
-          key: cargo-cache-
-      - name: Cache Rust dependencies
-        uses: actions/cache@v3
+
+      - name: Cache Rust
+        uses: Swatinem/rust-cache@v2
         with:
-          # these represent compiled steps of both dependencies and arrow
-          # and thus are specific for a particular OS, arch and rust version.
-          path: /github/home/target
-          key: ubuntu-x86-64-target-cache-nightly
-      - name: Install dependencies
-        run: |
-          rm -f dprint-x86_64-unknown-linux-gnu.zip
-      - name: Run formatting checks
-        run: |
-          cargo fmt --all -- --check
-      - name: Run linting checks
+          workspaces: polars
+
+      - name: Run rustfmt
+        run: cargo fmt --all -- --check
+
+      - name: Run clippy
         env:
           RUSTFLAGS: -C debuginfo=0  # Do not produce debug symbols to keep memory usage down
-        working-directory: polars
         run : |
           cargo clippy --all-features \
-          -p polars-core \
-          -p polars-io \
-          -p polars-lazy \
-          -- -D warnings
+            -p polars-core \
+            -p polars-io \
+            -p polars-lazy \
+            -- -D warnings
           cargo clippy -- -D warnings
-      - name: Run tests
-        env:
-          RUSTFLAGS: -C debuginfo=0  # Do not produce debug symbols to keep memory usage down
-        working-directory: polars
-        run: make test && make integration-tests
+
       - name: Run miri
-        working-directory: polars
         run: |
           cargo miri setup
           cargo clean
           make miri
+
+  test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: true
+      matrix:
+        os: [ubuntu-latest, windows-latest]
+    defaults:
+      run:
+        working-directory: polars
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up Rust
+        uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: nightly-2022-08-22
+
+      - name: Cache Rust
+        uses: Swatinem/rust-cache@v2
+        with:
+          workspaces: polars
+
+      - name: Run tests
+        env:
+          RUSTFLAGS: -C debuginfo=0  # Do not produce debug symbols to keep memory usage down
+        run: make test
+
+      - name: Run integration tests
+        env:
+          RUSTFLAGS: -C debuginfo=0  # Do not produce debug symbols to keep memory usage down
+        run: make integration-tests