ParserTest.php
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<?php
namespace PhpParser;
use PhpParser\Comment;
abstract class ParserTest extends \PHPUnit_Framework_TestCase
{
/** @returns Parser */
abstract protected function getParser(Lexer $lexer);
/**
* @expectedException \PhpParser\Error
* @expectedExceptionMessage Syntax error, unexpected EOF on line 1
*/
public function testParserThrowsSyntaxError() {
$parser = $this->getParser(new Lexer());
$parser->parse('<?php foo');
}
/**
* @expectedException \PhpParser\Error
* @expectedExceptionMessage Cannot use foo as self because 'self' is a special class name on line 1
*/
public function testParserThrowsSpecialError() {
$parser = $this->getParser(new Lexer());
$parser->parse('<?php use foo as self;');
}
public function testAttributeAssignment() {
$lexer = new Lexer(array(
'usedAttributes' => array(
'comments', 'startLine', 'endLine',
'startTokenPos', 'endTokenPos',
)
));
$code = <<<'EOC'
<?php
/** Doc comment */
function test($a) {
// Line
// Comments
echo $a;
}
EOC;
$code = canonicalize($code);
$parser = $this->getParser($lexer);
$stmts = $parser->parse($code);
/** @var \PhpParser\Node\Stmt\Function_ $fn */
$fn = $stmts[0];
$this->assertInstanceOf('PhpParser\Node\Stmt\Function_', $fn);
$this->assertEquals(array(
'comments' => array(
new Comment\Doc('/** Doc comment */', 2),
),
'startLine' => 3,
'endLine' => 7,
'startTokenPos' => 3,
'endTokenPos' => 21,
), $fn->getAttributes());
$param = $fn->params[0];
$this->assertInstanceOf('PhpParser\Node\Param', $param);
$this->assertEquals(array(
'startLine' => 3,
'endLine' => 3,
'startTokenPos' => 7,
'endTokenPos' => 7,
), $param->getAttributes());
/** @var \PhpParser\Node\Stmt\Echo_ $echo */
$echo = $fn->stmts[0];
$this->assertInstanceOf('PhpParser\Node\Stmt\Echo_', $echo);
$this->assertEquals(array(
'comments' => array(
new Comment("// Line\n", 4),
new Comment("// Comments\n", 5),
),
'startLine' => 6,
'endLine' => 6,
'startTokenPos' => 16,
'endTokenPos' => 19,
), $echo->getAttributes());
/** @var \PhpParser\Node\Expr\Variable $var */
$var = $echo->exprs[0];
$this->assertInstanceOf('PhpParser\Node\Expr\Variable', $var);
$this->assertEquals(array(
'startLine' => 6,
'endLine' => 6,
'startTokenPos' => 18,
'endTokenPos' => 18,
), $var->getAttributes());
}
/**
* @expectedException \RangeException
* @expectedExceptionMessage The lexer returned an invalid token (id=999, value=foobar)
*/
public function testInvalidToken() {
$lexer = new InvalidTokenLexer;
$parser = $this->getParser($lexer);
$parser->parse('dummy');
}
}
class InvalidTokenLexer extends Lexer {
public function getNextToken(&$value = null, &$startAttributes = null, &$endAttributes = null) {
$value = 'foobar';
return 999;
}
}