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#!/usr/bin/env bash
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# Lab1 自动化构建 + 解析测评脚本（使用 COMPILER_PARSE_ONLY 构建）
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# 用法：
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# bash scripts/lab1_build_test.sh [--save-tree] [测试目录...]
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#
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# 选项：
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# --save-tree 保存每个测试用例的语法树到 build/trees/ 目录
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# 默认只进行通过/失败统计，不保存语法树
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#
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# 退出码：
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# 0 全部用例解析通过
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# 1 存在解析失败用例
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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REPO_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
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COMPILER="$REPO_ROOT/build/bin/compiler"
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ANTLR_JAR="$REPO_ROOT/third_party/antlr-4.13.2-complete.jar"
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# 颜色输出
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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NC='\033[0m'
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# 默认不保存语法树
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SAVE_TREE=false
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# 解析命令行参数
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TEST_DIRS=()
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--save-tree)
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SAVE_TREE=true
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shift
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;;
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*)
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TEST_DIRS+=("$1")
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shift
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;;
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esac
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done
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# 如果没有指定测试目录，使用默认
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if [[ ${#TEST_DIRS[@]} -eq 0 ]]; then
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TEST_DIRS=(
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"$REPO_ROOT/test/test_case/functional"
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"$REPO_ROOT/test/test_case/performance"
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)
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fi
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# ─── Step 1：生成 ANTLR Lexer/Parser ────────────────────────────────────────────────
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echo "==> [1/3] 生成 ANTLR Lexer/Parser ..."
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mkdir -p "$REPO_ROOT/build/generated/antlr4"
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java -jar "$ANTLR_JAR" \
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-Dlanguage=Cpp \
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-visitor -no-listener \
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-Xexact-output-dir \
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-o "$REPO_ROOT/build/generated/antlr4" \
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"$REPO_ROOT/src/antlr4/SysY.g4"
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echo " Lexer/Parser 生成完毕"
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# ─── Step 2：CMake 构建（使用 COMPILER_PARSE_ONLY）────────────────────────────────
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echo "==> [2/3] CMake 构建（COMPILER_PARSE_ONLY=ON）..."
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cmake -S "$REPO_ROOT" -B "$REPO_ROOT/build" \
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-DCMAKE_BUILD_TYPE=Release \
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-DCOMPILER_PARSE_ONLY=ON \
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> /dev/null
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cmake --build "$REPO_ROOT/build" -j "$(nproc)" 2>&1 | grep -E "error:|warning:|Built target|Linking" || true
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echo " 构建完毕：$COMPILER"
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# ─── Step 3：批量解析测试 ─────────────────────────────────────────────────────
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echo "==> [3/3] 批量解析测试 ..."
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# 如果需要保存语法树，创建输出目录
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if $SAVE_TREE; then
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TREE_OUTPUT_DIR="$REPO_ROOT/build/trees"
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mkdir -p "$TREE_OUTPUT_DIR"
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echo " 语法树将保存到: $TREE_OUTPUT_DIR"
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fi
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PASS=0
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FAIL=0
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FAIL_LIST=()
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for TEST_DIR in "${TEST_DIRS[@]}"; do
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if [[ ! -d "$TEST_DIR" ]]; then
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echo -e " ${YELLOW}警告：目录不存在，跳过：$TEST_DIR${NC}"
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continue
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fi
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while IFS= read -r -d '' sy_file; do
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rel="$(realpath --relative-to="$REPO_ROOT" "$sy_file")"
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if $SAVE_TREE; then
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# 将路径中的 '/' 替换为 '_'，避免子目录冲突
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safe_name="${rel//\//_}"
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tree_file="$TREE_OUTPUT_DIR/${safe_name}.tree"
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# 运行编译器并保存输出
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if "$COMPILER" --emit-parse-tree "$sy_file" > "$tree_file" 2>&1; then
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echo -e " ${GREEN}PASS${NC} $rel (tree saved to $tree_file)"
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((PASS++)) || true
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else
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echo -e " ${RED}FAIL${NC} $rel"
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FAIL_LIST+=("$rel")
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((FAIL++)) || true
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fi
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else
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if "$COMPILER" --emit-parse-tree "$sy_file" > "./output/lab1/$(basename "$sy_file" .sy).tree" 2>&1; then
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echo -e " ${GREEN}PASS${NC} $rel"
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((PASS++)) || true
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else
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echo -e " ${RED}FAIL${NC} $rel"
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FAIL_LIST+=("$rel")
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((FAIL++)) || true
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fi
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fi
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done < <(find "$TEST_DIR" -name "*.sy" -print0 | sort -z)
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done
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# ─── 汇总 ─────────────────────────────────────────────────────────────────────
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echo ""
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echo "──────────────────────────────────────────"
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echo -e " 测试结果：${GREEN}${PASS} PASS${NC} / ${RED}${FAIL} FAIL${NC} / 总计 $((PASS + FAIL))"
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if [[ ${#FAIL_LIST[@]} -gt 0 ]]; then
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echo ""
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echo " 失败用例："
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for f in "${FAIL_LIST[@]}"; do
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echo -e " ${RED}- $f${NC}"
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done
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fi
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echo "──────────────────────────────────────────"
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[[ $FAIL -eq 0 ]] |
