149 lines
3.8 KiB
PHP
149 lines
3.8 KiB
PHP
<?php
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/**
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* Bootstrap for tests.
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*/
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declare(strict_types=1);
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namespace PhpMyAdmin\SqlParser\Tests;
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use PhpMyAdmin\SqlParser\Context;
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use PhpMyAdmin\SqlParser\Exceptions\LexerException;
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use PhpMyAdmin\SqlParser\Exceptions\ParserException;
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use PhpMyAdmin\SqlParser\Lexer;
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use PhpMyAdmin\SqlParser\Parser;
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use PhpMyAdmin\SqlParser\TokensList;
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use PHPUnit\Framework\TestCase as BaseTestCase;
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use Zumba\JsonSerializer\JsonSerializer;
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use function file_get_contents;
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use function strpos;
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use function substr;
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/**
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* Implements useful methods for testing.
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*/
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abstract class TestCase extends BaseTestCase
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{
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public function setUp(): void
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{
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global $lang;
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// This line makes sure the test suite uses English so we can assert
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// on the error messages, if it is not here you will need to use
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// LC_ALL=C ./vendor/bin/phpunit
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// Users can have French language as default on their OS
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// That would make the assertions fail
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$lang = 'en';
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}
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/**
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* Gets the token list generated by lexing this query.
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*
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* @param string $query the query to be lexed
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*
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* @return TokensList
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*/
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public function getTokensList($query)
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{
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$lexer = new Lexer($query);
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return $lexer->list;
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}
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/**
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* Gets the errors as an array.
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*
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* @param Lexer|Parser $obj object containing the errors
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*
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* @return array
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*/
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public function getErrorsAsArray($obj)
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{
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$ret = [];
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/** @var LexerException|ParserException $err */
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foreach ($obj->errors as $err) {
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$ret[] = $obj instanceof Lexer
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? [
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$err->getMessage(),
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$err->ch,
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$err->pos,
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$err->getCode(),
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]
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: [
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$err->getMessage(),
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$err->token,
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$err->getCode(),
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];
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}
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return $ret;
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}
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/**
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* Gets test's input and expected output.
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*
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* @param string $name the name of the test
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*
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* @return array
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*/
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public function getData($name)
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{
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$serializer = new JsonSerializer();
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$data = $serializer->unserialize((string) file_get_contents('tests/data/' . $name . '.out'));
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$data['query'] = file_get_contents('tests/data/' . $name . '.in');
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return $data;
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}
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/**
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* Runs a test.
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*
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* @param string $name the name of the test
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*/
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public function runParserTest($name)
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{
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/**
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* Test's data.
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*
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* @var array
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*/
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$data = $this->getData($name);
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if (strpos($name, '/ansi/') !== false) {
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// set mode if appropriate
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Context::setMode('ANSI_QUOTES');
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}
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$mariaDbPos = strpos($name, '_mariadb_');
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if ($mariaDbPos !== false) {// Keep in sync with TestGenerator.php
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// set context
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$mariaDbVersion = (int) substr($name, $mariaDbPos + 9, 6);
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Context::load('MariaDb' . $mariaDbVersion);
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}
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// Lexer.
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$lexer = new Lexer($data['query']);
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$lexerErrors = $this->getErrorsAsArray($lexer);
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$lexer->errors = [];
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// Parser.
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$parser = empty($data['parser']) ? null : new Parser($lexer->list);
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$parserErrors = [];
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if ($parser !== null) {
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$parserErrors = $this->getErrorsAsArray($parser);
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$parser->errors = [];
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}
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// Testing objects.
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$this->assertEquals($data['lexer'], $lexer);
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$this->assertEquals($data['parser'], $parser);
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// Testing errors.
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$this->assertEquals($data['errors']['parser'], $parserErrors);
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$this->assertEquals($data['errors']['lexer'], $lexerErrors);
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// reset mode after test run
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Context::setMode();
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}
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}
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