116 lines
3.7 KiB
PHP
116 lines
3.7 KiB
PHP
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<?php
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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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namespace Psy\Test\CodeCleaner;
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use Psy\CodeCleaner\ListPass;
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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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$this->setPass(new ListPass());
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}
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/**
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* @dataProvider invalidStatements
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* @expectedException \Psy\Exception\ParseErrorException
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*/
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public function testProcessInvalidStatement($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($expectedMessage);
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}
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$stmts = $this->parse($code);
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$this->traverser->traverse($stmts);
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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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$errorPhpParserSyntax = 'PHP Parse error: Syntax error, unexpected';
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$invalidExpr = [
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['list() = array()', $errorEmptyList],
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['list("a") = array(1)', $errorPhpParserSyntax],
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];
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if (\version_compare(PHP_VERSION, '7.1', '<')) {
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return \array_merge($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]', $errorShortListAssign],
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]);
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}
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return \array_merge($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]', $errorEmptyList],
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]);
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}
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/**
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* @dataProvider validStatements
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*/
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public function testProcessValidStatement($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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$this->assertTrue(true);
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}
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public function validStatements()
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{
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$validExpr = [
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['list($a) = array(1)'],
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['list($x, $y) = array(1, 2)'],
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];
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if (\version_compare(PHP_VERSION, '7.1', '>=')) {
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return \array_merge($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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return $validExpr;
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}
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}
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