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#!/usr/bin/env bash
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set -euo pipefail
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# Lab2 一键测试脚本
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# 用法：
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# 1) 批量测试全部 .sy
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# ./test_lab2.sh
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# 2) 测试单个样例
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# ./test_lab2.sh test/test_case/functional/simple_add.sy
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# 3) 指定并行编译线程数
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# JOBS=8 ./test_lab2.sh
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# 4) 只做构建，不跑测试
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# RUN_TESTS=0 ./test_lab2.sh
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ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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cd "$ROOT_DIR"
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if [[ ! -f "src/antlr4/SysY.g4" || ! -f "scripts/verify_ir.sh" ]]; then
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echo "错误：请把本脚本放在实验根目录 ~/compile/compiler 下再执行。"
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exit 1
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fi
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ANTLR_JAR="third_party/antlr-4.13.2-complete.jar"
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GRAMMAR="src/antlr4/SysY.g4"
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GEN_DIR="build/generated/antlr4"
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BUILD_DIR="build"
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COMPILER_BIN="$BUILD_DIR/bin/compiler"
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VERIFY_SCRIPT="./scripts/verify_ir.sh"
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RESULT_DIR="test/test_result/function/ir"
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JOBS="${JOBS:-$(nproc)}"
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RUN_TESTS="${RUN_TESTS:-1}"
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SINGLE_CASE="${1:-}"
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need_regen=0
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for f in SysYLexer.h SysYLexer.cpp SysYParser.h SysYParser.cpp SysYBaseVisitor.h SysYVisitor.h; do
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if [[ ! -f "$GEN_DIR/$f" ]]; then
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need_regen=1
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break
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fi
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done
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if [[ -d "$GEN_DIR" && "$GRAMMAR" -nt "$GEN_DIR" ]]; then
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need_regen=1
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fi
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if [[ ! -f "$ANTLR_JAR" ]]; then
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echo "错误：找不到 $ANTLR_JAR"
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exit 1
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fi
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echo "[1/4] 检查/生成 ANTLR 文件"
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mkdir -p "$GEN_DIR"
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if [[ "$need_regen" -eq 1 ]]; then
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java -jar "$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 "$GEN_DIR" \
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"$GRAMMAR"
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echo "已生成到 $GEN_DIR"
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else
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echo "ANTLR 生成文件已存在，跳过"
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fi
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echo "[2/4] CMake 配置"
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cmake -S . -B "$BUILD_DIR" -DCMAKE_BUILD_TYPE=Release -DCOMPILER_PARSE_ONLY=OFF
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echo "[3/4] 编译"
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cmake --build "$BUILD_DIR" -j "$JOBS"
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if [[ "$RUN_TESTS" != "1" ]]; then
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echo "已完成构建，未执行测试（RUN_TESTS=$RUN_TESTS）"
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exit 0
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fi
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if [[ ! -x "$COMPILER_BIN" ]]; then
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echo "错误：找不到可执行文件 $COMPILER_BIN"
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exit 1
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fi
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if [[ -n "$SINGLE_CASE" ]]; then
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if [[ ! -f "$SINGLE_CASE" ]]; then
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echo "错误：测试文件不存在：$SINGLE_CASE"
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exit 1
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fi
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echo "[4/4] 单例测试：$SINGLE_CASE"
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echo "----- IR 输出预览 -----"
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"$COMPILER_BIN" --emit-ir "$SINGLE_CASE"
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echo "----- verify_ir.sh -----"
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"$VERIFY_SCRIPT" "$SINGLE_CASE" "$RESULT_DIR" --run
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echo "单例测试通过：$SINGLE_CASE"
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exit 0
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fi
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echo "[4/4] 先跑 simple_add 冒烟测试"
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SMOKE_CASE="test/test_case/functional/simple_add.sy"
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if [[ -f "$SMOKE_CASE" ]]; then
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"$VERIFY_SCRIPT" "$SMOKE_CASE" "$RESULT_DIR" --run
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else
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echo "警告：未找到 $SMOKE_CASE，跳过冒烟测试"
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fi
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echo "开始批量测试全部 .sy"
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count=0
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pass=0
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while IFS= read -r case_file; do
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((count+=1))
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echo
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echo "===== [$count] $case_file ====="
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if "$VERIFY_SCRIPT" "$case_file" "$RESULT_DIR" --run; then
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((pass+=1))
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else
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echo
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echo "测试失败：$case_file"
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echo "已通过 $pass / $count 个用例"
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exit 1
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fi
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done < <(find test/test_case -type f -name '*.sy' | sort)
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echo
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echo "全部通过：$pass / $count"
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