Add a testing step

.github/workflows/test.yml

@@ -75,6 +75,98 @@ jobs:
         uses: davidB/rust-cargo-make@v1
       - name: Run Cargo Clippy
         run: cargo make clippy
+  test:
+    name: Unit Tests
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-24.04, macos-14]
+    env:
+      SCCACHE_GHA_ENABLED: "true"
+      RUSTC_WRAPPER: "sccache"
+      POLKADOT_SDK_COMMIT_HASH: "30cda2aad8612a10ff729d494acd9d5353294d63"
+    steps:
+      - name: Checkout This Repository
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
+      - name: Run Sccache
+        uses: mozilla-actions/sccache-action@v0.0.9
+      - name: Install the Rust Toolchain
+        uses: actions-rust-lang/setup-rust-toolchain@v1
+        with:
+          target: "wasm32-unknown-unknown"
+          components: "rust-src"
+      - name: Install the Cargo Make Binary
+        uses: davidB/rust-cargo-make@v1
+      - name: Run Cargo Clippy
+        run: cargo make clippy
+      - name: Caching Step
+        id: cache-step
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.cargo/bin/polkadot
+            ~/.cargo/bin/polkadot-parachain
+            ~/.cargo/bin/polkadot-prepare-worker
+            ~/.cargo/bin/polkadot-execute-worker
+            ~/.cargo/bin/eth-rpc
+            ~/.cargo/bin/revive-dev-node
+          key: polkadot-binaries-${{ env.POLKADOT_SDK_COMMIT_HASH }}-${{ matrix.os }}
+      - name: Install Geth on Ubuntu
+        if: matrix.os == 'ubuntu-24.04'
+        run: |
+          sudo add-apt-repository -y ppa:ethereum/ethereum
+          sudo apt-get update
+          sudo apt-get install -y protobuf-compiler
+
+          sudo apt-get install -y solc
+
+          # We were facing some issues in CI with the 1.16.* versions of geth, and specifically on
+          # Ubuntu. Eventually, we found out that the last version of geth that worked in our CI was
+          # version 1.15.11. Thus, this is the version that we want to use in CI. The PPA sadly does
+          # not have historic versions of Geth and therefore we need to resort to downloading pre
+          # built binaries for Geth and the surrounding tools which is what the following parts of
+          # the script do.
+
+          sudo apt-get install -y wget ca-certificates tar
+          ARCH=$(uname -m)
+          if [ "$ARCH" = "x86_64" ]; then
+            URL="https://gethstore.blob.core.windows.net/builds/geth-alltools-linux-amd64-1.15.11-36b2371c.tar.gz"
+          elif [ "$ARCH" = "aarch64" ]; then
+            URL="https://gethstore.blob.core.windows.net/builds/geth-alltools-linux-arm64-1.15.11-36b2371c.tar.gz"
+          else
+            echo "Unsupported architecture: $ARCH"
+            exit 1
+          fi
+          wget -qO- "$URL" | sudo tar xz -C /usr/local/bin --strip-components=1
+          geth --version
+
+          curl -sL https://github.com/paritytech/revive/releases/download/v0.3.0/resolc-x86_64-unknown-linux-musl -o resolc
+          chmod +x resolc
+          sudo mv resolc /usr/local/bin
+      - name: Install Geth on macOS
+        if: matrix.os == 'macos-14'
+        run: |
+          brew tap ethereum/ethereum
+          brew install ethereum protobuf
+
+          brew install solidity
+
+          curl -sL https://github.com/paritytech/revive/releases/download/v0.3.0/resolc-universal-apple-darwin -o resolc
+          chmod +x resolc
+          sudo mv resolc /usr/local/bin
+      - name: Install Kurtosis on macOS
+        if: matrix.os == 'macos-14'
+        run: brew install kurtosis-tech/tap/kurtosis-cli
+      - name: Install Kurtosis on Ubuntu
+        if: matrix.os == 'ubuntu-24.04'
+        run: |
+          echo "deb [trusted=yes] https://apt.fury.io/kurtosis-tech/ /" | sudo tee /etc/apt/sources.list.d/kurtosis.list
+          sudo apt update
+          sudo apt install kurtosis-cli
+      - name: Run Tests
+        run: cargo make test
   cache-polkadot:
     name: Build and Cache Polkadot Binaries on ${{ matrix.os }}
     runs-on: ${{ matrix.os }}
@@ -120,7 +212,7 @@ jobs:
             ~/.cargo/bin/polkadot-execute-worker
             ~/.cargo/bin/eth-rpc
             ~/.cargo/bin/revive-dev-node
-          key: polkadot-binaries-${{ env.POLKADOT_SDK_COMMIT_HASH }}
+          key: polkadot-binaries-${{ env.POLKADOT_SDK_COMMIT_HASH }}-${{ matrix.os }}
 
       - name: Build Polkadot Dependencies
         if: steps.cache-step.outputs.cache-hit != 'true'
@@ -138,12 +230,12 @@ jobs:
             --bin polkadot \
             --bin polkadot-prepare-worker \
             --bin polkadot-execute-worker;
-          mv ./target/production/revive-dev-node ~/.cargo/bin
-          mv ./target/production/eth-rpc ~/.cargo/bin
-          mv ./target/production/polkadot-parachain ~/.cargo/bin
           mv ./target/testnet/polkadot ~/.cargo/bin
+          mv ./target/production/polkadot-parachain ~/.cargo/bin
           mv ./target/testnet/polkadot-prepare-worker ~/.cargo/bin
           mv ./target/testnet/polkadot-execute-worker ~/.cargo/bin
+          mv ./target/production/revive-dev-node ~/.cargo/bin
+          mv ./target/production/eth-rpc ~/.cargo/bin
           chmod +x ~/.cargo/bin/*
 
 # name: Test workflow