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/
MethodSignatureVarianceRuleTest.php
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/
MethodSignatureVarianceRuleTest.php
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<?php declare(strict_types = 1);
namespace PHPStan\Rules\Generics;
use PHPStan\Rules\Rule;
use PHPStan\Testing\RuleTestCase;
/**
* @extends RuleTestCase<MethodSignatureVarianceRule>
*/
class MethodSignatureVarianceRuleTest extends RuleTestCase
{
protected function getRule(): Rule
{
return new MethodSignatureVarianceRule(
self::getContainer()->getByType(VarianceCheck::class),
);
}
public function testRule(): void
{
$this->analyse([__DIR__ . '/data/method-signature-variance.php'], [
[
'Variance annotation is only allowed for type parameters of classes and interfaces, but occurs in template type U in in method MethodSignatureVariance\C::b().',
16,
],
[
'Variance annotation is only allowed for type parameters of classes and interfaces, but occurs in template type U in in method MethodSignatureVariance\C::c().',
22,
],
]);
$this->analyse([__DIR__ . '/data/method-signature-variance-invariant.php'], []);
$this->analyse([__DIR__ . '/data/method-signature-variance-covariant.php'], [
[
'Template type X is declared as covariant, but occurs in contravariant position in parameter a of method MethodSignatureVariance\Covariant\C::a().',
35,
],
[
'Template type X is declared as covariant, but occurs in contravariant position in parameter c of method MethodSignatureVariance\Covariant\C::a().',
35,
],
[
'Template type X is declared as covariant, but occurs in invariant position in parameter e of method MethodSignatureVariance\Covariant\C::a().',
35,
],
[
'Template type X is declared as covariant, but occurs in contravariant position in parameter f of method MethodSignatureVariance\Covariant\C::a().',
35,
],
[
'Template type X is declared as covariant, but occurs in contravariant position in parameter h of method MethodSignatureVariance\Covariant\C::a().',
35,
],
[
'Template type X is declared as covariant, but occurs in invariant position in parameter i of method MethodSignatureVariance\Covariant\C::a().',
35,
],
[
'Template type X is declared as covariant, but occurs in invariant position in parameter j of method MethodSignatureVariance\Covariant\C::a().',
35,
],
[
'Template type X is declared as covariant, but occurs in invariant position in parameter k of method MethodSignatureVariance\Covariant\C::a().',
35,
],
[
'Template type X is declared as covariant, but occurs in invariant position in parameter l of method MethodSignatureVariance\Covariant\C::a().',
35,
],
[
'Template type X is declared as covariant, but occurs in contravariant position in return type of method MethodSignatureVariance\Covariant\C::c().',
41,
],
[
'Template type X is declared as covariant, but occurs in contravariant position in return type of method MethodSignatureVariance\Covariant\C::e().',
47,
],
[
'Template type X is declared as covariant, but occurs in invariant position in return type of method MethodSignatureVariance\Covariant\C::f().',
50,
],
[
'Template type X is declared as covariant, but occurs in contravariant position in return type of method MethodSignatureVariance\Covariant\C::h().',
56,
],
[
'Template type X is declared as covariant, but occurs in invariant position in return type of method MethodSignatureVariance\Covariant\C::j().',
62,
],
[
'Template type X is declared as covariant, but occurs in invariant position in return type of method MethodSignatureVariance\Covariant\C::k().',
65,
],
[
'Template type X is declared as covariant, but occurs in invariant position in return type of method MethodSignatureVariance\Covariant\C::l().',
68,
],
[
'Template type X is declared as covariant, but occurs in invariant position in return type of method MethodSignatureVariance\Covariant\C::m().',
71,
],
]);
$this->analyse([__DIR__ . '/data/method-signature-variance-contravariant.php'], [
[
'Template type X is declared as contravariant, but occurs in covariant position in parameter b of method MethodSignatureVariance\Contravariant\C::a().',
35,
],
[
'Template type X is declared as contravariant, but occurs in covariant position in parameter d of method MethodSignatureVariance\Contravariant\C::a().',
35,
],
[
'Template type X is declared as contravariant, but occurs in invariant position in parameter e of method MethodSignatureVariance\Contravariant\C::a().',
35,
],
[
'Template type X is declared as contravariant, but occurs in covariant position in parameter g of method MethodSignatureVariance\Contravariant\C::a().',
35,
],
[
'Template type X is declared as contravariant, but occurs in invariant position in parameter i of method MethodSignatureVariance\Contravariant\C::a().',
35,
],
[
'Template type X is declared as contravariant, but occurs in invariant position in parameter j of method MethodSignatureVariance\Contravariant\C::a().',
35,
],
[
'Template type X is declared as contravariant, but occurs in invariant position in parameter k of method MethodSignatureVariance\Contravariant\C::a().',
35,
],
[
'Template type X is declared as contravariant, but occurs in invariant position in parameter l of method MethodSignatureVariance\Contravariant\C::a().',
35,
],
[
'Template type X is declared as contravariant, but occurs in covariant position in return type of method MethodSignatureVariance\Contravariant\C::b().',
38,
],
[
'Template type X is declared as contravariant, but occurs in covariant position in return type of method MethodSignatureVariance\Contravariant\C::d().',
44,
],
[
'Template type X is declared as contravariant, but occurs in invariant position in return type of method MethodSignatureVariance\Contravariant\C::f().',
50,
],
[
'Template type X is declared as contravariant, but occurs in covariant position in return type of method MethodSignatureVariance\Contravariant\C::g().',
53,
],
[
'Template type X is declared as contravariant, but occurs in covariant position in return type of method MethodSignatureVariance\Contravariant\C::i().',
59,
],
[
'Template type X is declared as contravariant, but occurs in invariant position in return type of method MethodSignatureVariance\Contravariant\C::j().',
62,
],
[
'Template type X is declared as contravariant, but occurs in invariant position in return type of method MethodSignatureVariance\Contravariant\C::k().',
65,
],
[
'Template type X is declared as contravariant, but occurs in invariant position in return type of method MethodSignatureVariance\Contravariant\C::l().',
68,
],
[
'Template type X is declared as contravariant, but occurs in invariant position in return type of method MethodSignatureVariance\Contravariant\C::m().',
71,
],
]);
}
}