mysql-parser-extension-tests.yml

name: MySQL Parser Extension Tests

on:
  push:
    paths:
      - '.github/workflows/mysql-parser-extension-tests.yml'
      - 'packages/mysql-on-sqlite/**'
      - 'packages/php-ext-wp-mysql-parser/**'
  pull_request:
    paths:
      - '.github/workflows/mysql-parser-extension-tests.yml'
      - 'packages/mysql-on-sqlite/**'
      - 'packages/php-ext-wp-mysql-parser/**'
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  extension-tests:
    name: PHP 8.2 / Rust extension / ubuntu-latest
    runs-on: ubuntu-latest
    timeout-minutes: 20

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: '8.2'
          coverage: none
          tools: phpunit-polyfills

      - name: Set up Rust
        uses: dtolnay/rust-toolchain@stable

      - name: Install native build dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y libclang-dev
          echo "PHP_CONFIG=$(command -v php-config)" >> "$GITHUB_ENV"
          LIBCLANG_SO="$(find /usr/lib -name 'libclang.so*' | head -n 1)"
          echo "LIBCLANG_PATH=$(dirname "$LIBCLANG_SO")" >> "$GITHUB_ENV"

      - name: Install Composer dependencies (root)
        uses: ramsey/composer-install@v3
        with:
          ignore-cache: "yes"
          composer-options: "--optimize-autoloader"

      - name: Install Composer dependencies (mysql-on-sqlite)
        uses: ramsey/composer-install@v3
        with:
          working-directory: packages/mysql-on-sqlite
          ignore-cache: "yes"
          composer-options: "--optimize-autoloader"

      - name: Check Rust formatting
        run: cargo fmt --check
        working-directory: packages/php-ext-wp-mysql-parser

      - name: Build parser extension
        run: cargo build
        working-directory: packages/php-ext-wp-mysql-parser

      - name: Run native parser smoke tests
        run: |
          php -d extension="$GITHUB_WORKSPACE/packages/php-ext-wp-mysql-parser/target/debug/libwp_mysql_parser.so" -r '
          require "src/load.php";
          $lexer = new WP_MySQL_Lexer( "SELECT ID, post_title FROM wp_posts WHERE ID IN (1, 2, 3)" );
          if ( ! ( $lexer instanceof WP_MySQL_Native_Lexer ) ) {
              fwrite( STDERR, "Native lexer is not available.\n" );
              exit( 1 );
          }
          $tokens = $lexer->native_token_stream();
          $rules = include "src/mysql/mysql-grammar.php";
          $grammar = new WP_Parser_Grammar( $rules );
          $parser = new WP_MySQL_Parser( $grammar, $tokens );
          $parser_reflection = new ReflectionObject( $parser );
          if ( ! $parser_reflection->hasProperty( "native" ) ) {
              fwrite( STDERR, "WP_MySQL_Parser did not select the native parser delegate.\n" );
              exit( 1 );
          }
          $native_property = $parser_reflection->getProperty( "native" );
          $native_property->setAccessible( true );
          if ( ! ( $native_property->getValue( $parser ) instanceof WP_MySQL_Native_Parser ) ) {
              fwrite( STDERR, "WP_MySQL_Parser did not select the native parser delegate.\n" );
              exit( 1 );
          }
          $ast = $parser->parse();
          if ( ! $ast instanceof WP_MySQL_Native_Parser_Node || "query" !== $ast->rule_name ) {
              fwrite( STDERR, "Native parser did not produce the expected query AST.\n" );
              exit( 1 );
          }
          '
        working-directory: packages/mysql-on-sqlite

      - name: Run full PHPUnit suite with parser extension
        env:
          WP_SQLITE_REQUIRE_NATIVE_PARSER_EXTENSION: '1'
        run: php -d extension="$GITHUB_WORKSPACE/packages/php-ext-wp-mysql-parser/target/debug/libwp_mysql_parser.so" ./vendor/bin/phpunit -c ./phpunit.xml.dist
        working-directory: packages/mysql-on-sqlite

  sqlite-driver-extension-tests:
    name: PHP 8.2 / SQLite driver / Rust extension / ubuntu-latest
    runs-on: ubuntu-latest
    timeout-minutes: 20

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: '8.2'
          coverage: none
          tools: phpunit-polyfills

      - name: Set up Rust
        uses: dtolnay/rust-toolchain@stable

      - name: Install native build dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y libclang-dev
          echo "PHP_CONFIG=$(command -v php-config)" >> "$GITHUB_ENV"
          LIBCLANG_SO="$(find /usr/lib -name 'libclang.so*' | head -n 1)"
          echo "LIBCLANG_PATH=$(dirname "$LIBCLANG_SO")" >> "$GITHUB_ENV"

      - name: Install Composer dependencies (root)
        uses: ramsey/composer-install@v3
        with:
          ignore-cache: "yes"
          composer-options: "--optimize-autoloader"

      - name: Install Composer dependencies (mysql-on-sqlite)
        uses: ramsey/composer-install@v3
        with:
          working-directory: packages/mysql-on-sqlite
          ignore-cache: "yes"
          composer-options: "--optimize-autoloader"

      - name: Build parser extension
        run: cargo build
        working-directory: packages/php-ext-wp-mysql-parser

      - name: Verify SQLite driver selects the native parser path
        run: |
          php -d extension="$GITHUB_WORKSPACE/packages/php-ext-wp-mysql-parser/target/debug/libwp_mysql_parser.so" -r '
          require "packages/mysql-on-sqlite/src/load.php";
          $lexer = new WP_MySQL_Lexer( "SELECT 1" );
          if ( ! ( $lexer instanceof WP_MySQL_Native_Lexer ) ) {
              fwrite( STDERR, "Native lexer is not available.\n" );
              exit( 1 );
          }
          $driver = new WP_PDO_MySQL_On_SQLite( "mysql-on-sqlite:path=:memory:;dbname=wp;" );
          $parser = $driver->create_parser( "SELECT 1" );
          $parser_reflection = new ReflectionObject( $parser );
          if ( ! $parser_reflection->hasProperty( "native" ) ) {
              fwrite( STDERR, "SQLite driver did not create a native parser delegate.\n" );
              exit( 1 );
          }
          $native_property = $parser_reflection->getProperty( "native" );
          $native_property->setAccessible( true );
          if ( ! ( $native_property->getValue( $parser ) instanceof WP_MySQL_Native_Parser ) ) {
              fwrite( STDERR, "SQLite driver did not create a native parser delegate.\n" );
              exit( 1 );
          }
          $parser->next_query();
          $ast = $parser->get_query_ast();
          if ( ! ( $ast instanceof WP_MySQL_Native_Parser_Node ) ) {
              fwrite( STDERR, "SQLite driver did not return a native-backed AST.\n" );
              exit( 1 );
          }
          $reflection = new ReflectionObject( $ast );
          if ( $reflection->hasProperty( "native_ast" ) || $reflection->hasProperty( "native_node_index" ) ) {
              fwrite( STDERR, "Native wrapper still stores Rust AST handle properties.\n" );
              exit( 1 );
          }
          $first = $ast->get_first_child_node();
          if ( ! ( $first instanceof WP_MySQL_Native_Parser_Node ) ) {
              fwrite( STDERR, "Native wrapper did not return a native-backed child node.\n" );
              exit( 1 );
          }
          if ( $first !== $ast->get_first_child_node() ) {
              fwrite( STDERR, "Native wrapper identity is not stable across reads.\n" );
              exit( 1 );
          }
          $synthetic = new WP_Parser_Node( 0, "synthetic" );
          $first->append_child( $synthetic );
          $same_first = $ast->get_first_child_node();
          if ( $same_first !== $first || ! in_array( $synthetic, $same_first->get_children(), true ) ) {
              fwrite( STDERR, "Materialized native wrapper was lost from the parent cache.\n" );
              exit( 1 );
          }
          '

      - name: Run full PHPUnit suite with SQLite driver using parser extension
        env:
          WP_SQLITE_REQUIRE_NATIVE_PARSER_EXTENSION: '1'
        run: php -d extension="$GITHUB_WORKSPACE/packages/php-ext-wp-mysql-parser/target/debug/libwp_mysql_parser.so" ./vendor/bin/phpunit -c ./phpunit.xml.dist
        working-directory: packages/mysql-on-sqlite