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psalm/tests/Template/KeyOfTemplateTest.php
Bruce Weirdan e517295f7e
Fixed PSR-4 warnings
Fixes the following warnings that were emitted by `composer install`:

```
Generating optimized autoload files
Class Psalm\Tests\KeyOfTemplateTest located in ./tests/Template/KeyOfTemplateTest.php does not comply with psr-4 autoloading standard. Skipping.
Class Psalm\Tests\ValueOfTemplateTest located in ./tests/Template/ValueOfTemplateTest.php does not comply with psr-4 autoloading standard. Skipping.
```
2022-02-17 03:52:07 +02:00

150 lines
4.8 KiB
PHP

<?php
declare(strict_types=1);
namespace Psalm\Tests\Template;
use Psalm\Tests\TestCase;
use Psalm\Tests\Traits\InvalidCodeAnalysisTestTrait;
use Psalm\Tests\Traits\ValidCodeAnalysisTestTrait;
class KeyOfTemplateTest extends TestCase
{
use InvalidCodeAnalysisTestTrait;
use ValidCodeAnalysisTestTrait;
/**
* @return iterable<string,array{code:string,assertions?:array<string,string>,ignored_issues?:list<string>,php_version?:string}>
*/
public function providerValidCodeParse(): iterable
{
return [
'acceptsArrayKeysFn' => [
'code' => '<?php
/**
* @template T of array
* @param T $array
* @return key-of<T>[]
*/
function getKey($array) {
return array_keys($array);
}
'
],
'acceptsArrayKeyFirstFn' => [
'code' => '<?php
/**
* @template T of array
* @param T $array
* @return key-of<T>|null
*/
function getKey($array) {
return array_key_first($array);
}
'
],
'acceptsArrayKeyLastFn' => [
'code' => '<?php
/**
* @template T of array
* @param T $array
* @return key-of<T>|null
*/
function getKey($array) {
return array_key_last($array);
}
'
],
'SKIPPED-acceptsIfArrayKeyExistsFn' => [
'code' => '<?php
/**
* @template T of array
* @param T $array
* @return key-of<T>|null
*/
function getKey(string $key, $array) {
if (array_key_exists($key, $array)) {
return $key;
}
return null;
}
'
],
'keyOfUnreplacedTemplateParam' => [
'code' => '<?php
/**
* @template T as array<string, bool>
*/
abstract class Foo {
/**
* @return key-of<T>
*/
abstract public function getRandomKey(): string;
}
',
],
'keyOfNestedTemplates' => [
'code' => '<?php
/**
* @template TKey of int
* @template TArray of array<TKey, bool>
* @param TArray $array
* @return list<TKey>
*/
function toListOfKeys(array $array): array {
return array_keys($array);
}'
],
];
}
/**
* @return iterable<string,array{code:string,error_message:string,ignored_issues?:list<string>,php_version?:string}>
*/
public function providerInvalidCodeParse(): iterable
{
return [
'keyOfTemplateNotIncludesString' => [
'code' => '<?php
/**
* @template T of array
* @param T $array
* @return key-of<T>
*/
function getKey($array) {
return "foo";
}
',
'error_message' => 'InvalidReturnStatement'
],
'keyOfTemplateNotIncludesInt' => [
'code' => '<?php
/**
* @template T of array
* @param T $array
* @return key-of<T>
*/
function getKey($array) {
return 0;
}
',
'error_message' => 'InvalidReturnStatement'
],
'keyOfUnresolvedTemplateParamIsStillChecked' => [
'code' => '<?php
/**
* @template T as array<int, bool>
*/
abstract class Foo {
/**
* @return key-of<T>
*/
abstract public function getRandomKey(): string;
}
',
'error_message' => 'MismatchingDocblockReturnType'
],
];
}
}