feat(tests): add BATS test parallel conf and integration tests for compiler module (#22421)

apps/test-framework/run-tests.sh

@@ -7,6 +7,18 @@
 SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 PROJECT_ROOT="$(cd "$SCRIPT_DIR/../.." && pwd)"
 
+# Count cores for parallel execution
+if [[ -z "$ACORE_TEST_CORES" ]]; then
+    if command -v nproc >/dev/null 2>&1; then
+        ACORE_TEST_CORES=$(nproc)
+    elif command -v sysctl >/dev/null 2>&1; then
+        ACORE_TEST_CORES=$(sysctl -n hw.ncpu)
+    else
+        ACORE_TEST_CORES=1  # Fallback to single core if detection fails
+    fi
+    export ACORE_TEST_CORES
+fi
+
 # Colors for output
 RED='\033[0;31m'
 GREEN='\033[0;32m'
@@ -28,6 +40,7 @@ show_help() {
     echo "  -c, --count     Show test count only"
     echo "  -d, --debug     Enable debug mode (shows output on failure)"
     echo "  -l, --list      List available test modules"
+    echo "  -j, --jobs <num>  Set number of parallel jobs (default: $ACORE_TEST_CORES)"
     echo "  --dir <path>    Run tests in specific directory"
     echo "  --all           Run all tests in all modules"
     echo ""
@@ -103,6 +116,17 @@ while [[ $# -gt 0 ]]; do
             RUN_ALL=true
             shift
             ;;
+        -j|--jobs)
+            if [[ "$2" =~ ^[0-9]+$ ]]; then
+                ACORE_TEST_CORES="$2"
+                export ACORE_TEST_CORES
+                shift 2
+            else
+                echo -e "${RED}Error: Invalid number of jobs specified: $2${NC}"
+                echo "Please provide a valid number."
+                exit 1
+            fi
+            ;;
         *.bats)
             # Individual test files
             TEST_FILES+=("$1")
@@ -234,7 +258,7 @@ if [[ "$COUNT_ONLY" == true ]]; then
 fi
 
 # Build BATS command
-BATS_CMD="bats"
+BATS_CMD="bats --jobs $ACORE_TEST_CORES"
 
 # Set output format
 if [[ "$TAP" == true ]]; then
@@ -256,7 +280,7 @@ fi
 # Add test files
 BATS_CMD+=" ${TEST_FILES[*]}"
 
-echo -e "${BLUE}Running AzerothCore Tests${NC}"
+echo -e "${BLUE}Running AzerothCore Tests with ${ACORE_TEST_CORES} jobs${NC}"
 echo -e "${YELLOW}Test directories: ${TEST_SEARCH_PATHS[*]}${NC}"
 echo -e "${YELLOW}Test files: ${#TEST_FILES[@]}${NC}"
 if [[ -n "$FILTER" ]]; then