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<?php declare(strict_types=1);
/*
* This file is part of sebastian/type.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace SebastianBergmann\Type;
use PHPUnit\Framework\Attributes\CoversClass;
use PHPUnit\Framework\Attributes\DataProvider;
use PHPUnit\Framework\Attributes\Small;
use PHPUnit\Framework\TestCase;
#[CoversClass(NeverType::class)]
#[CoversClass(Type::class)]
#[Small]
final class NeverTypeTest extends TestCase
{
/**
* @return non-empty-list<array{0: Type}>
*/
public static function assignableTypes(): array
{
return [
[new NeverType],
];
}
/**
* @return non-empty-list<array{0: Type}>
*/
public static function notAssignableTypes(): array
{
return [
[new SimpleType('int', false)],
[new SimpleType('int', true)],
[new ObjectType(TypeName::fromQualifiedName(self::class), false)],
[new ObjectType(TypeName::fromQualifiedName(self::class), true)],
[new UnknownType],
];
}
public function testHasName(): void
{
$this->assertSame('never', (new NeverType)->name());
}
#[DataProvider('assignableTypes')]
public function testIsAssignable(Type $assignableType): void
{
$type = new NeverType;
$this->assertTrue($type->isAssignable($assignableType));
}
#[DataProvider('notAssignableTypes')]
public function testIsNotAssignable(Type $assignableType): void
{
$type = new NeverType;
$this->assertFalse($type->isAssignable($assignableType));
}
public function testNotAllowNull(): void
{
$type = new NeverType;
$this->assertFalse($type->allowsNull());
}
public function testCanBeQueriedForType(): void
{
$type = new NeverType;
/** @phpstan-ignore method.alreadyNarrowedType */
$this->assertTrue($type->isNever());
/** @phpstan-ignore method.impossibleType */
$this->assertFalse($type->isCallable());
/** @phpstan-ignore method.impossibleType */
$this->assertFalse($type->isFalse());
/** @phpstan-ignore method.impossibleType */
$this->assertFalse($type->isGenericObject());
/** @phpstan-ignore method.impossibleType */
$this->assertFalse($type->isIntersection());
/** @phpstan-ignore method.impossibleType */
$this->assertFalse($type->isIterable());
/** @phpstan-ignore method.impossibleType */
$this->assertFalse($type->isMixed());
/** @phpstan-ignore method.impossibleType */
$this->assertFalse($type->isNull());
/** @phpstan-ignore method.impossibleType */
$this->assertFalse($type->isObject());
/** @phpstan-ignore method.impossibleType */
$this->assertFalse($type->isSimple());
/** @phpstan-ignore method.impossibleType */
$this->assertFalse($type->isStatic());
/** @phpstan-ignore method.impossibleType */
$this->assertFalse($type->isTrue());
/** @phpstan-ignore method.impossibleType */
$this->assertFalse($type->isUnion());
/** @phpstan-ignore method.impossibleType */
$this->assertFalse($type->isUnknown());
/** @phpstan-ignore method.impossibleType */
$this->assertFalse($type->isVoid());
}
}
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