Run tests on 32-bit PHP

Author: BenMorel

.github/workflows/ci.yml

@@ -122,15 +122,17 @@ jobs:
 
       - name: Run PHPUnit
         run: |
-          docker run --platform linux/386 --rm \
+          docker run --platform linux/386 --rm -i \
             -v ${{ github.workspace }}:/app \
             -w /app \
             -e CALCULATOR=${{ matrix.calculator }} \
-            php:8.5-cli bash -c "\
-              apt-get update && \
-              apt-get install -y libgmp-dev unzip && \
-              docker-php-ext-install gmp bcmath > /dev/null && \
-              curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer && \
-              composer install --no-interaction && \
-              php -r 'echo \"PHP_INT_SIZE=\", PHP_INT_SIZE, \"\n\"; exit(PHP_INT_SIZE === 4 ? 0 : 1);' && \
-              vendor/bin/phpunit"
+            php:8.5-cli bash -e <<'EOF'
+          apt-get update
+          apt-get install -y libgmp-dev unzip
+          docker-php-ext-install gmp bcmath > /dev/null
+          curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
+          composer install --no-interaction
+          php -r 'echo "PHP_INT_SIZE=", PHP_INT_SIZE, "\n";'
+          php -r 'exit(PHP_INT_SIZE === 4 ? 0 : 1);'
+          vendor/bin/phpunit
+          EOF