116 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			116 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| 
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| /*
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|  * This file is part of Psy Shell.
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|  *
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|  * (c) 2012-2018 Justin Hileman
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|  *
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|  * For the full copyright and license information, please view the LICENSE
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|  * file that was distributed with this source code.
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|  */
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| 
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| namespace Psy\Test\CodeCleaner;
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| 
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| use Psy\CodeCleaner\ListPass;
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| 
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| class ListPassTest extends CodeCleanerTestCase
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| {
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|     public function setUp()
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|     {
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|         $this->setPass(new ListPass());
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|     }
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| 
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|     /**
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|      * @dataProvider invalidStatements
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|      * @expectedException \Psy\Exception\ParseErrorException
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|      */
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|     public function testProcessInvalidStatement($code, $expectedMessage)
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|     {
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|         if (\method_exists($this, 'setExpectedException')) {
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|             $this->setExpectedException('Psy\Exception\ParseErrorException', $expectedMessage);
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|         } else {
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|             $this->expectExceptionMessage($expectedMessage);
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|         }
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| 
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|         $stmts = $this->parse($code);
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|         $this->traverser->traverse($stmts);
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|     }
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| 
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|     public function invalidStatements()
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|     {
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|         // Not typo.  It is ambiguous whether "Syntax" or "syntax".
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|         $errorShortListAssign = "yntax error, unexpected '='";
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|         $errorEmptyList = 'Cannot use empty list';
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|         $errorAssocListAssign = 'Syntax error, unexpected T_CONSTANT_ENCAPSED_STRING, expecting \',\' or \')\'';
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|         $errorNonVariableAssign = 'Assignments can only happen to writable values';
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|         $errorPhpParserSyntax = 'PHP Parse error: Syntax error, unexpected';
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| 
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|         $invalidExpr = [
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|             ['list() = array()', $errorEmptyList],
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|             ['list("a") = array(1)', $errorPhpParserSyntax],
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|         ];
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| 
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|         if (\version_compare(PHP_VERSION, '7.1', '<')) {
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|             return \array_merge($invalidExpr, [
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|                 ['list("a" => _) = array("a" => 1)', $errorPhpParserSyntax],
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|                 ['[] = []', $errorShortListAssign],
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|                 ['[$a] = [1]', $errorShortListAssign],
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|                 ['list("a" => $a) = array("a" => 1)', $errorAssocListAssign],
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|                 ['[$a[0], $a[1]] = [1, 2]', $errorShortListAssign],
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|                 ['[$a->b, $a->c] = [1, 2]', $errorShortListAssign],
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|             ]);
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|         }
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| 
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|         return \array_merge($invalidExpr, [
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|             ['list("a" => _) = array("a" => 1)', $errorPhpParserSyntax],
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|             ['["a"] = [1]', $errorNonVariableAssign],
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|             ['[] = []', $errorEmptyList],
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|             ['[,] = [1,2]', $errorEmptyList],
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|             ['[,,] = [1,2,3]', $errorEmptyList],
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|         ]);
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|     }
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| 
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|     /**
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|      * @dataProvider validStatements
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|      */
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|     public function testProcessValidStatement($code)
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|     {
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|         $stmts = $this->parse($code);
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|         $this->traverser->traverse($stmts);
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|         $this->assertTrue(true);
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|     }
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| 
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|     public function validStatements()
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|     {
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|         $validExpr = [
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|             ['list($a) = array(1)'],
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|             ['list($x, $y) = array(1, 2)'],
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|         ];
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| 
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|         if (\version_compare(PHP_VERSION, '7.1', '>=')) {
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|             return \array_merge($validExpr, [
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|                 ['[$a] = array(1)'],
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|                 ['list($b) = [2]'],
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|                 ['[$x, $y] = array(1, 2)'],
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|                 ['[$a] = [1]'],
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|                 ['[$x, $y] = [1, 2]'],
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|                 ['["_" => $v] = ["_" => 1]'],
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|                 ['[$a,] = [1,2,3]'],
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|                 ['[,$b] = [1,2,3]'],
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|                 ['[$a,,$c] = [1,2,3]'],
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|                 ['[$a,,,] = [1,2,3]'],
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|                 ['[$a[0], $a[1]] = [1, 2]'],
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|                 ['[$a[0][0][0], $a[0][0][1]] = [1, 2]'],
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|                 ['[$a->b, $a->c] = [1, 2]'],
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|                 ['[$a->b[0], $a->c[1]] = [1, 2]'],
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|                 ['[$a[0]->b[0], $a[0]->c[1]] = [1, 2]'],
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|                 ['[$a[$b->c + $b->d]] = [1]'],
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|                 ['[$a->c()->d, $a->c()->e] = [1, 2]'],
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|                 ['[x()->a, x()->b] = [1, 2]'],
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|             ]);
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|         }
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| 
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|         return $validExpr;
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|     }
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| }
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