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Add some tests for the emulative lexer

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nikic 2012-02-21 18:45:07 +01:00
parent d98a65086b
commit 10ba9f8dda
1 changed files with 89 additions and 0 deletions
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test/PHPParser/Tests/Lexer/EmulativeTest.php Normal file
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<?php
class PHPParser_Tests_Lexer_EmulativeTest extends PHPUnit_Framework_TestCase
{
/**
* @dataProvider provideTestReplaceKeywords
*/
public function testReplaceKeywords($keyword, $expectedToken) {
$lexer = new PHPParser_Lexer_Emulative('<?php ' . $keyword);
$this->assertEquals($expectedToken, $lexer->lex());
$this->assertEquals(0, $lexer->lex());
}
/**
* @dataProvider provideTestReplaceKeywords
*/
public function testNoReplaceKeywordsAfterObjectOperator($keyword) {
$lexer = new PHPParser_Lexer_Emulative('<?php ->' . $keyword);
$this->assertEquals(PHPParser_Parser::T_OBJECT_OPERATOR, $lexer->lex());
$this->assertEquals(PHPParser_Parser::T_STRING, $lexer->lex());
$this->assertEquals(0, $lexer->lex());
}
public function provideTestReplaceKeywords() {
return array(
array('callable', PHPParser_Parser::T_CALLABLE),
array('insteadof', PHPParser_Parser::T_INSTEADOF),
array('trait', PHPParser_Parser::T_TRAIT),
array('__TRAIT__', PHPParser_Parser::T_TRAIT_C),
array('__DIR__', PHPParser_Parser::T_DIR),
array('goto', PHPParser_Parser::T_GOTO),
array('namespace', PHPParser_Parser::T_NAMESPACE),
array('__NAMESPACE__', PHPParser_Parser::T_NS_C),
);
}
/**
* @dataProvider provideTestLexNewFeatures
*/
public function testLexNewFeatures($code, array $expectedTokens) {
$lexer = new PHPParser_Lexer_Emulative('<?php ' . $code);
foreach ($expectedTokens as $expectedToken) {
list($expectedTokenType, $expectedTokenText) = $expectedToken;
$this->assertEquals($expectedTokenType, $lexer->lex($text));
$this->assertEquals($expectedTokenText, $text);
}
$this->assertEquals(0, $lexer->lex());
}
/**
* @dataProvider provideTestLexNewFeatures
*/
public function testLeaveStuffAloneInStrings($code) {
$stringifiedToken = '"' . addcslashes($code, '"\\') . '"';
$lexer = new PHPParser_Lexer_Emulative('<?php ' . $stringifiedToken);
$this->assertEquals(PHPParser_Parser::T_CONSTANT_ENCAPSED_STRING, $lexer->lex($text));
$this->assertEquals($stringifiedToken, $text);
$this->assertEquals(0, $lexer->lex());
}
public function provideTestLexNewFeatures() {
return array(
array('0b1010110', array(
array(PHPParser_Parser::T_LNUMBER, '0b1010110'),
)),
array('0b10110101010010101101010100101010110101010101011010110', array(
array(PHPParser_Parser::T_DNUMBER, '0b10110101010010101101010100101010110101010101011010110'),
)),
array('\\', array(
array(PHPParser_Parser::T_NS_SEPARATOR, '\\'),
)),
array("<<<'NOWDOC'\nNOWDOC;\n", array(
array(PHPParser_Parser::T_START_HEREDOC, "<<<'NOWDOC'\n"),
array(PHPParser_Parser::T_END_HEREDOC, 'NOWDOC'),
array(ord(';'), ';'),
)),
array("<<<'NOWDOC'\nFoobar\nNOWDOC;\n", array(
array(PHPParser_Parser::T_START_HEREDOC, "<<<'NOWDOC'\n"),
array(PHPParser_Parser::T_ENCAPSED_AND_WHITESPACE, "Foobar\n"),
array(PHPParser_Parser::T_END_HEREDOC, 'NOWDOC'),
array(ord(';'), ';'),
)),
);
}
}