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psalm/tests/ExpressionTest.php

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PHP
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<?php
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declare(strict_types=1);
namespace Psalm\Tests;
use Psalm\Tests\Traits\InvalidCodeAnalysisTestTrait;
use Psalm\Tests\Traits\ValidCodeAnalysisTestTrait;
class ExpressionTest extends TestCase
{
use ValidCodeAnalysisTestTrait;
use InvalidCodeAnalysisTestTrait;
/**
* @return iterable<
* string,
* array{
* code: string,
* assertions?: array<string, string>,
* ignored_issues?: list<string>,
* php_version?: string,
* }
* >
*/
public function providerValidCodeParse(): iterable
{
yield 'maxIntegerInArrayKey' => [
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'code' => <<<'PHP'
<?php
// PHP_INT_MAX
$s = ['9223372036854775807' => 1];
$i = [9223372036854775807 => 1];
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// PHP_INT_MAX + 1
$so = ['9223372036854775808' => 1];
PHP,
'assertions' => [
'$s===' => 'array{9223372036854775807: 1}',
'$i===' => 'array{9223372036854775807: 1}',
'$so===' => "array{'9223372036854775808': 1}",
],
];
yield 'autoincrementAlmostOverflow' => [
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'code' => <<<'PHP'
<?php
$a = [
9223372036854775806 => 0,
1, // expected key = PHP_INT_MAX
];
PHP,
'assertions' => [
'$a===' => 'array{9223372036854775806: 0, 9223372036854775807: 1}',
],
];
}
/**
* @return iterable<
* string,
* array{
* code: string,
* error_message: string,
* ignored_issues?: list<string>,
* php_version?: string,
* }
* >
*/
public function providerInvalidCodeParse(): iterable
{
yield 'integerOverflowInArrayKey' => [
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'code' => <<<'PHP'
<?php
// PHP_INT_MAX + 1
[9223372036854775808 => 1];
PHP,
'error_message' => 'InvalidArrayOffset',
];
yield 'autoincrementOverflow' => [
'code' => <<<'PHP'
<?php
$a = [
9223372036854775807 => 0,
1, // this is a fatal error
];
PHP,
'error_message' => 'InvalidArrayOffset',
];
yield 'autoincrementOverflowWithUnpack' => [
'code' => <<<'PHP'
<?php
$a = [
9223372036854775807 => 0,
...[1], // this is a fatal error
];
PHP,
'error_message' => 'InvalidArrayOffset',
];
}
}