test:增加基准测试

.github/workflows/ci.yml

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+name: CI
+
+on:
+  push:
+    branches: [ main, master, develop ]
+  pull_request:
+    branches: [ main, master, develop ]
+
+jobs:
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        go-version: ['1.19', '1.20', '1.21']
+    
+    steps:
+    - name: Set up Go ${{ matrix.go-version }}
+      uses: actions/setup-go@v4
+      with:
+        go-version: ${{ matrix.go-version }}
+
+    - name: Check out code
+      uses: actions/checkout@v4
+
+    - name: Cache Go modules
+      uses: actions/cache@v3
+      with:
+        path: ~/go/pkg/mod
+        key: ${{ runner.os }}-go-${{ matrix.go-version }}-${{ hashFiles('**/go.sum') }}
+        restore-keys: |
+          ${{ runner.os }}-go-${{ matrix.go-version }}-
+
+    - name: Download dependencies
+      run: go mod download
+
+    - name: Verify dependencies
+      run: go mod verify
+
+    - name: Build
+      run: go build -v ./...
+
+    - name: Run tests
+      run: go test -v -race -timeout 30s ./...
+
+    - name: Run tests with coverage
+      if: matrix.go-version == '1.21'
+      run: go test -v -race -coverprofile=coverage.out -covermode=atomic -timeout 30s ./...
+
+    - name: Upload coverage to Codecov
+      if: matrix.go-version == '1.21'
+      uses: codecov/codecov-action@v3
+      with:
+        file: ./coverage.out
+        flags: unittests
+        name: codecov-umbrella
+
+  case-expression-tests:
+    name: CASE Expression Tests
+    runs-on: ubuntu-latest
+    
+    steps:
+    - name: Set up Go
+      uses: actions/setup-go@v4
+      with:
+        go-version: '1.21'
+
+    - name: Check out code
+      uses: actions/checkout@v4
+
+    - name: Cache Go modules
+      uses: actions/cache@v3
+      with:
+        path: ~/go/pkg/mod
+        key: ${{ runner.os }}-go-1.21-${{ hashFiles('**/go.sum') }}
+
+    - name: Download dependencies
+      run: go mod download
+
+    - name: Run CASE Expression Parsing Tests
+      run: go test -v -run TestCaseExpressionParsing -timeout 15s
+
+    - name: Run CASE Expression Comprehensive Tests
+      run: go test -v -run TestCaseExpressionComprehensive -timeout 15s
+
+    - name: Run CASE Expression Field Extraction Tests
+      run: go test -v -run TestCaseExpressionFieldExtraction -timeout 15s
+
+    - name: Run CASE Expression in SQL Tests
+      run: go test -v -run TestCaseExpressionInSQL -timeout 15s
+
+    - name: Run CASE Expression Aggregation Tests (with known limitations)
+      run: go test -v -run "TestCaseExpressionInAggregation|TestComplexCaseExpressionsInAggregation" -timeout 20s
+
+    - name: Run CASE Expression Edge Cases
+      run: go test -v -run TestCaseExpressionEdgeCases -timeout 15s
+
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    
+    steps:
+    - name: Set up Go
+      uses: actions/setup-go@v4
+      with:
+        go-version: '1.21'
+
+    - name: Check out code
+      uses: actions/checkout@v4
+
+    - name: Run golangci-lint
+      uses: golangci/golangci-lint-action@v3
+      with:
+        version: latest
+        args: --timeout=5m
+
+  security:
+    name: Security Scan
+    runs-on: ubuntu-latest
+    
+    steps:
+    - name: Set up Go
+      uses: actions/setup-go@v4
+      with:
+        go-version: '1.21'
+
+    - name: Check out code
+      uses: actions/checkout@v4
+
+    - name: Run Gosec Security Scanner
+      uses: securecodewarrior/github-action-gosec@master
+      with:
+        args: './...' 

.github/workflows/release.yml

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+name: Release
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  test:
+    name: Test Before Release
+    runs-on: ubuntu-latest
+    
+    steps:
+    - name: Set up Go
+      uses: actions/setup-go@v4
+      with:
+        go-version: '1.21'
+
+    - name: Check out code
+      uses: actions/checkout@v4
+
+    - name: Cache Go modules
+      uses: actions/cache@v3
+      with:
+        path: ~/go/pkg/mod
+        key: ${{ runner.os }}-go-1.21-${{ hashFiles('**/go.sum') }}
+
+    - name: Download dependencies
+      run: go mod download
+
+    - name: Run all tests
+      run: go test -v -race -timeout 30s ./...
+
+    - name: Run CASE expression tests specifically
+      run: |
+        echo "Testing CASE expression functionality..."
+        go test -v -run TestCaseExpression -timeout 20s
+
+  release:
+    name: Create Release
+    runs-on: ubuntu-latest
+    needs: test
+    
+    steps:
+    - name: Check out code
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+
+    - name: Set up Go
+      uses: actions/setup-go@v4
+      with:
+        go-version: '1.21'
+
+    - name: Cache Go modules
+      uses: actions/cache@v3
+      with:
+        path: ~/go/pkg/mod
+        key: ${{ runner.os }}-go-1.21-${{ hashFiles('**/go.sum') }}
+
+    - name: Download dependencies
+      run: go mod download
+
+    - name: Build binaries
+      run: |
+        # Build for multiple platforms
+        GOOS=linux GOARCH=amd64 go build -o streamsql-linux-amd64 ./...
+        GOOS=windows GOARCH=amd64 go build -o streamsql-windows-amd64.exe ./...
+        GOOS=darwin GOARCH=amd64 go build -o streamsql-darwin-amd64 ./...
+        GOOS=darwin GOARCH=arm64 go build -o streamsql-darwin-arm64 ./...
+
+    - name: Generate changelog
+      id: changelog
+      run: |
+        echo "CHANGELOG<<EOF" >> $GITHUB_OUTPUT
+        echo "## 🚀 StreamSQL $(echo ${{ github.ref }} | sed 's/refs\/tags\///')" >> $GITHUB_OUTPUT
+        echo "" >> $GITHUB_OUTPUT
+        echo "### ✨ 新增功能" >> $GITHUB_OUTPUT
+        echo "- 完善的CASE表达式支持" >> $GITHUB_OUTPUT
+        echo "- 多条件逻辑表达式 (AND, OR)" >> $GITHUB_OUTPUT
+        echo "- 数学函数集成" >> $GITHUB_OUTPUT
+        echo "- 字段提取和引用功能" >> $GITHUB_OUTPUT
+        echo "" >> $GITHUB_OUTPUT
+        echo "### 🔧 改进" >> $GITHUB_OUTPUT
+        echo "- 负数解析优化" >> $GITHUB_OUTPUT
+        echo "- 字符串和数值混合比较" >> $GITHUB_OUTPUT
+        echo "- 表达式解析性能提升" >> $GITHUB_OUTPUT
+        echo "" >> $GITHUB_OUTPUT
+        echo "### 📋 测试覆盖" >> $GITHUB_OUTPUT
+        echo "- ✅ 基础CASE表达式解析" >> $GITHUB_OUTPUT
+        echo "- ✅ 复杂条件组合" >> $GITHUB_OUTPUT
+        echo "- ✅ 函数调用支持" >> $GITHUB_OUTPUT
+        echo "- ✅ 字段提取功能" >> $GITHUB_OUTPUT
+        echo "- ⚠️ 聚合函数中的使用 (部分支持)" >> $GITHUB_OUTPUT
+        echo "" >> $GITHUB_OUTPUT
+        echo "---" >> $GITHUB_OUTPUT
+        echo "📖 **完整文档**: [README.md](README.md) | [中文文档](README_ZH.md)" >> $GITHUB_OUTPUT
+        echo "EOF" >> $GITHUB_OUTPUT
+
+    - name: Create Release
+      uses: softprops/action-gh-release@v1
+      with:
+        body: ${{ steps.changelog.outputs.CHANGELOG }}
+        files: |
+          streamsql-linux-amd64
+          streamsql-windows-amd64.exe
+          streamsql-darwin-amd64
+          streamsql-darwin-arm64
+        draft: false
+        prerelease: false
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} 

.golangci.yml

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+run:
+  timeout: 5m
+  modules-download-mode: readonly
+
+linters:
+  enable:
+    - gofmt
+    - goimports
+    - govet
+    - ineffassign
+    - misspell
+    - gosimple
+    - staticcheck
+    - unused
+    - typecheck
+    - errcheck
+    - gosec
+    - gocritic
+    - gocyclo
+    - gofumpt
+    - godot
+    - goprintffuncname
+    - gomodguard
+    - revive
+
+linters-settings:
+  gocyclo:
+    min-complexity: 15
+  
+  gosec:
+    excludes:
+      - G404 # 随机数生成器可能不是密码学安全的
+  
+  gocritic:
+    enabled-tags:
+      - diagnostic
+      - style
+      - performance
+    disabled-checks:
+      - unnamedResult
+      - whyNoLint
+  
+  revive:
+    rules:
+      - name: exported
+        disabled: false
+        arguments:
+          - "checkPrivateReceivers"
+          - "sayRepetitiveInsteadOfStutters"
+
+issues:
+  exclude-rules:
+    # 排除测试文件中的某些检查
+    - path: _test\.go
+      linters:
+        - gosec
+        - errcheck
+        - gocyclo
+    
+    # 排除CASE表达式测试中的复杂度检查
+    - path: streamsql_case_test\.go
+      linters:
+        - gocyclo
+        - funlen
+    
+    # 排除generated文件
+    - path: ".*\\.pb\\.go"
+      linters:
+        - all
+
+  exclude:
+    # 排除一些常见的false positive
+    - "Error return value of .((os\\.)?std(out|err)\\..*|.*Close|.*Flush|os\\.Remove(All)?|.*print.*|os\\.(Un)?Setenv). is not checked"
+    - "should have a package comment"
+
+output:
+  format: colored-line-number
+  print-issued-lines: true
+  print-linter-name: true