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<?php
namespace PhpParser\Lexer;
use PhpParser\LexerTest;
use PhpParser\Parser\Tokens;
require_once __DIR__ . '/../LexerTest.php';
class EmulativeTest extends LexerTest
{
protected function getLexer(array $options = array()) {
return new Emulative($options);
}
/**
* @dataProvider provideTestReplaceKeywords
*/
public function testReplaceKeywords($keyword, $expectedToken) {
$lexer = $this->getLexer();
$lexer->startLexing('<?php ' . $keyword);
$this->assertSame($expectedToken, $lexer->getNextToken());
$this->assertSame(0, $lexer->getNextToken());
}
/**
* @dataProvider provideTestReplaceKeywords
*/
public function testNoReplaceKeywordsAfterObjectOperator($keyword) {
$lexer = $this->getLexer();
$lexer->startLexing('<?php ->' . $keyword);
$this->assertSame(Tokens::T_OBJECT_OPERATOR, $lexer->getNextToken());
$this->assertSame(Tokens::T_STRING, $lexer->getNextToken());
$this->assertSame(0, $lexer->getNextToken());
}
public function provideTestReplaceKeywords() {
return array(
// PHP 5.5
array('finally', Tokens::T_FINALLY),
array('yield', Tokens::T_YIELD),
// PHP 5.4
array('callable', Tokens::T_CALLABLE),
array('insteadof', Tokens::T_INSTEADOF),
array('trait', Tokens::T_TRAIT),
array('__TRAIT__', Tokens::T_TRAIT_C),
// PHP 5.3
array('__DIR__', Tokens::T_DIR),
array('goto', Tokens::T_GOTO),
array('namespace', Tokens::T_NAMESPACE),
array('__NAMESPACE__', Tokens::T_NS_C),
);
}
/**
* @dataProvider provideTestLexNewFeatures
*/
public function testLexNewFeatures($code, array $expectedTokens) {
$lexer = $this->getLexer();
$lexer->startLexing('<?php ' . $code);
foreach ($expectedTokens as $expectedToken) {
list($expectedTokenType, $expectedTokenText) = $expectedToken;
$this->assertSame($expectedTokenType, $lexer->getNextToken($text));
$this->assertSame($expectedTokenText, $text);
}
$this->assertSame(0, $lexer->getNextToken());
}
/**
* @dataProvider provideTestLexNewFeatures
*/
public function testLeaveStuffAloneInStrings($code) {
$stringifiedToken = '"' . addcslashes($code, '"\\') . '"';
$lexer = $this->getLexer();
$lexer->startLexing('<?php ' . $stringifiedToken);
$this->assertSame(Tokens::T_CONSTANT_ENCAPSED_STRING, $lexer->getNextToken($text));
$this->assertSame($stringifiedToken, $text);
$this->assertSame(0, $lexer->getNextToken());
}
public function provideTestLexNewFeatures() {
return array(
array('yield from', array(
array(Tokens::T_YIELD_FROM, 'yield from'),
)),
array("yield\r\nfrom", array(
array(Tokens::T_YIELD_FROM, "yield\r\nfrom"),
)),
array('...', array(
array(Tokens::T_ELLIPSIS, '...'),
)),
array('**', array(
array(Tokens::T_POW, '**'),
)),
array('**=', array(
array(Tokens::T_POW_EQUAL, '**='),
)),
array('??', array(
array(Tokens::T_COALESCE, '??'),
)),
array('<=>', array(
array(Tokens::T_SPACESHIP, '<=>'),
)),
array('0b1010110', array(
array(Tokens::T_LNUMBER, '0b1010110'),
)),
array('0b1011010101001010110101010010101011010101010101101011001110111100', array(
array(Tokens::T_DNUMBER, '0b1011010101001010110101010010101011010101010101101011001110111100'),
)),
array('\\', array(
array(Tokens::T_NS_SEPARATOR, '\\'),
)),
array("<<<'NOWDOC'\nNOWDOC;\n", array(
array(Tokens::T_START_HEREDOC, "<<<'NOWDOC'\n"),
array(Tokens::T_END_HEREDOC, 'NOWDOC'),
array(ord(';'), ';'),
)),
array("<<<'NOWDOC'\nFoobar\nNOWDOC;\n", array(
array(Tokens::T_START_HEREDOC, "<<<'NOWDOC'\n"),
array(Tokens::T_ENCAPSED_AND_WHITESPACE, "Foobar\n"),
array(Tokens::T_END_HEREDOC, 'NOWDOC'),
array(ord(';'), ';'),
)),
);
}
}