add wasm tests in ci

Author: conradkleinespel

.cargo/config.toml

@@ -3,4 +3,4 @@ linker = "x86_64-w64-mingw32-gcc"
 runner = "wine64"
 
 [target.wasm32-unknown-emscripten]
-runner = "node"
+runner = "node --experimental-wasm-modules --input-type=module -e 'import(require(\"url\").pathToFileURL(process.argv[1]))' --"

.github/workflows/rust.yaml

@@ -17,11 +17,19 @@ jobs:
         os: [ubuntu-latest, windows-latest]
 
     steps:
+      - name: Install Emscripten for WASM tests
+        if: matrix.os == 'ubuntu-latest'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y emscripten
+
       - name: Checkout code
         uses: actions/checkout@v4
 
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: wasm32-unknown-emscripten
 
       # Cache cargo dependencies
       - uses: actions/cache@v4
@@ -42,6 +50,14 @@ jobs:
       - name: Run tests
         run: cargo test --verbose
 
+      - name: Build
+        if: matrix.os == 'ubuntu-latest'
+        run: cargo build --verbose --target wasm32-unknown-emscripten
+
+      - name: Run tests
+        if: matrix.os == 'ubuntu-latest'
+        run: cargo test --verbose --target wasm32-unknown-emscripten
+
       # Tarpaulin (coverage) only runs on Linux
       - name: Check coverage
         if: matrix.os == 'ubuntu-latest'