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psalm/tests/Template/NestedTemplateTest.php
2021-12-04 21:55:53 +01:00

168 lines
5.6 KiB
PHP

<?php
namespace Psalm\Tests\Template;
use Psalm\Tests\TestCase;
use Psalm\Tests\Traits\InvalidCodeAnalysisTestTrait;
use Psalm\Tests\Traits\ValidCodeAnalysisTestTrait;
class NestedTemplateTest extends TestCase
{
use InvalidCodeAnalysisTestTrait;
use ValidCodeAnalysisTestTrait;
/**
* @return iterable<string,array{string,assertions?:array<string,string>,error_levels?:string[]}>
*/
public function providerValidCodeParse(): iterable
{
return [
'nestedTemplateExtends' => [
'<?php
namespace Foo;
interface IBaseViewData {}
/**
* @template TViewData
*/
class BaseModel {}
/**
* @template TViewData as IBaseViewData
* @template TModel as BaseModel<TViewData>
*/
abstract class BaseRepository {}
class StudentViewData implements IBaseViewData {}
class TeacherViewData implements IBaseViewData {}
/** @extends BaseModel<StudentViewData> */
class StudentModel extends BaseModel {}
/** @extends BaseModel<TeacherViewData> */
class TeacherModel extends BaseModel {}
/** @extends BaseRepository<StudentViewData, StudentModel> */
class StudentRepository extends BaseRepository {}
/** @extends BaseRepository<TeacherViewData, TeacherModel> */
class TeacherRepository extends BaseRepository {}'
],
'unwrapIndirectGenericTemplated' => [
'<?php
/**
* @template TInner
*/
interface Wrapper {
/** @return TInner */
public function unwrap() : object;
}
/**
* @template TInner2
* @template TWrapper2 of Wrapper<TInner2>
* @param TWrapper2 $wrapper
* @return TInner2
*/
function indirectUnwrap(Wrapper $wrapper) : object {
return unwrapGeneric($wrapper);
}
/**
* @template TInner1
* @template TWrapper1 of Wrapper<TInner1>
* @param TWrapper1 $wrapper
* @return TInner1
*/
function unwrapGeneric(Wrapper $wrapper) {
return $wrapper->unwrap();
}'
],
'unwrapFromTemplatedClassString' => [
'<?php
/**
* @template TInner
*/
interface Wrapper {
/** @return TInner */
public function unwrap();
}
/**
* @implements Wrapper<string>
*/
class StringWrapper implements Wrapper {
public function unwrap() {
return "hello";
}
}
/**
* @template TInner
* @template TWrapper of Wrapper<TInner>
*
* @param class-string<TWrapper> $class
* @return TInner
*/
function load(string $class) {
$package = new $class();
return $package->unwrap();
}
$result = load(StringWrapper::class);'
],
'unwrapNestedTemplateWithReset' => [
'<?php
/**
* @template TValue
* @template TArray of non-empty-array<TValue>
* @param TArray $arr
* @return TValue
*/
function toList(array $arr): array {
return reset($arr);
}'
],
];
}
/**
* @return iterable<string,array{string,error_message:string,1?:string[],2?:bool,3?:string}>
*/
public function providerInvalidCodeParse(): iterable
{
return [
'nestedTemplateExtendsInvalid' => [
'<?php
namespace Foo;
interface IBaseViewData {}
/**
* @template TViewData
*/
class BaseModel {}
/**
* @template TViewData as IBaseViewData
* @template TModel as BaseModel<TViewData>
*/
abstract class BaseRepository {}
class StudentViewData implements IBaseViewData {}
class TeacherViewData implements IBaseViewData {}
/** @extends BaseModel<StudentViewData> */
class StudentModel extends BaseModel {}
/** @extends BaseModel<TeacherViewData> */
class TeacherModel extends BaseModel {}
/** @extends BaseRepository<StudentViewData, TeacherModel> */
class StudentRepository extends BaseRepository {}',
'error_message' => 'InvalidTemplateParam'
],
];
}
}