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<?php
/**
* Tests the backfill for the PHP >= 8.0 nullsafe object operator.
*
* @author Juliette Reinders Folmer <phpcs_nospam@adviesenzo.nl>
* @copyright 2020 Squiz Pty Ltd (ABN 77 084 670 600)
* @license https://github.com/PHPCSStandards/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
*/
namespace PHP_CodeSniffer\Tests\Core\Tokenizers\PHP;
use PHP_CodeSniffer\Tests\Core\Tokenizers\AbstractTokenizerTestCase;
use PHP_CodeSniffer\Util\Tokens;
final class NullsafeObjectOperatorTest extends AbstractTokenizerTestCase
{
/**
* Tokens to search for.
*
* @var array<int|string>
*/
protected $find = [
T_NULLSAFE_OBJECT_OPERATOR,
T_OBJECT_OPERATOR,
T_INLINE_THEN,
];
/**
* Test that a normal object operator is still tokenized as such.
*
* @covers PHP_CodeSniffer\Tokenizers\PHP::tokenize
*
* @return void
*/
public function testObjectOperator()
{
$tokens = $this->phpcsFile->getTokens();
$operator = $this->getTargetToken('/* testObjectOperator */', $this->find);
$this->assertSame(T_OBJECT_OPERATOR, $tokens[$operator]['code'], 'Failed asserting code is object operator');
$this->assertSame('T_OBJECT_OPERATOR', $tokens[$operator]['type'], 'Failed asserting type is object operator');
}//end testObjectOperator()
/**
* Test that a nullsafe object operator is tokenized as such.
*
* @param string $testMarker The comment which prefaces the target token in the test file.
*
* @dataProvider dataNullsafeObjectOperator
* @covers PHP_CodeSniffer\Tokenizers\PHP::tokenize
*
* @return void
*/
public function testNullsafeObjectOperator($testMarker)
{
$tokens = $this->phpcsFile->getTokens();
$operator = $this->getTargetToken($testMarker, $this->find);
$this->assertSame(T_NULLSAFE_OBJECT_OPERATOR, $tokens[$operator]['code'], 'Failed asserting code is nullsafe object operator');
$this->assertSame('T_NULLSAFE_OBJECT_OPERATOR', $tokens[$operator]['type'], 'Failed asserting type is nullsafe object operator');
}//end testNullsafeObjectOperator()
/**
* Data provider.
*
* @see testNullsafeObjectOperator()
*
* @return array<string, array<string>>
*/
public static function dataNullsafeObjectOperator()
{
return [
'nullsafe operator' => ['/* testNullsafeObjectOperator */'],
'illegal nullsafe operator (write context)' => ['/* testNullsafeObjectOperatorWriteContext */'],
];
}//end dataNullsafeObjectOperator()
/**
* Test that a question mark not followed by an object operator is tokenized as T_TERNARY_THEN.
*
* @param string $testMarker The comment which prefaces the target token in the test file.
* @param bool $testObjectOperator Whether to test for the next non-empty token being tokenized
* as an object operator.
*
* @dataProvider dataTernaryThen
* @covers PHP_CodeSniffer\Tokenizers\PHP::tokenize
*
* @return void
*/
public function testTernaryThen($testMarker, $testObjectOperator=false)
{
$tokens = $this->phpcsFile->getTokens();
$operator = $this->getTargetToken($testMarker, $this->find);
$this->assertSame(T_INLINE_THEN, $tokens[$operator]['code'], 'Failed asserting code is inline then');
$this->assertSame('T_INLINE_THEN', $tokens[$operator]['type'], 'Failed asserting type is inline then');
if ($testObjectOperator === true) {
$next = $this->phpcsFile->findNext(Tokens::$emptyTokens, ($operator + 1), null, true);
$this->assertSame(T_OBJECT_OPERATOR, $tokens[$next]['code'], 'Failed asserting code is object operator');
$this->assertSame('T_OBJECT_OPERATOR', $tokens[$next]['type'], 'Failed asserting type is object operator');
}
}//end testTernaryThen()
/**
* Data provider.
*
* @see testTernaryThen()
*
* @return array<string, array<string, string|bool>>
*/
public static function dataTernaryThen()
{
return [
'ternary then' => [
'testMarker' => '/* testTernaryThen */',
],
'whitespace between question mark and object operator' => [
'testMarker' => '/* testParseErrorWhitespaceNotAllowed */',
'testObjectOperator' => true,
],
'comment between question mark and object operator' => [
'testMarker' => '/* testParseErrorCommentNotAllowed */',
'testObjectOperator' => true,
],
'parse error/live coding' => [
'testMarker' => '/* testLiveCoding */',
],
];
}//end dataTernaryThen()
}//end class
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