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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\Attributes\UsesClass;
use PHPUnit\Framework\TestCase;
use stdClass;
#[CoversClass(SimpleType::class)]
#[CoversClass(Type::class)]
#[UsesClass(TrueType::class)]
#[UsesClass(FalseType::class)]
#[UsesClass(ObjectType::class)]
#[UsesClass(TypeName::class)]
#[UsesClass(UnknownType::class)]
#[UsesClass(VoidType::class)]
#[Small]
final class SimpleTypeTest extends TestCase
{
/**
* @return non-empty-array<non-empty-string, array{0: Type, 1: Type}>
*/
public static function assignablePairs(): array
{
return [
'nullable to not nullable' => [new SimpleType('int', false), new SimpleType('int', true)],
'not nullable to nullable' => [new SimpleType('int', true), new SimpleType('int', false)],
'nullable to nullable' => [new SimpleType('int', true), new SimpleType('int', true)],
'not nullable to not nullable' => [new SimpleType('int', false), new SimpleType('int', false)],
'null to nullable' => [new SimpleType('int', true), new NullType],
'true to bool' => [new SimpleType('bool', false), new TrueType],
'false to bool' => [new SimpleType('bool', false), new FalseType],
];
}
/**
* @return non-empty-array<non-empty-string, array{0: Type, 1: Type}>
*/
public static function notAssignablePairs(): array
{
return [
'null to not nullable' => [new SimpleType('int', false), new NullType],
'int to boolean' => [new SimpleType('boolean', false), new SimpleType('int', false)],
'object' => [new SimpleType('boolean', false), new ObjectType(TypeName::fromQualifiedName(stdClass::class), true)],
'unknown type' => [new SimpleType('boolean', false), new UnknownType],
'void' => [new SimpleType('boolean', false), new VoidType],
];
}
public function testCanBeBool(): void
{
$type = new SimpleType('bool', false);
$this->assertSame('bool', $type->name());
}
public function testCanBeBoolean(): void
{
$type = new SimpleType('boolean', false);
$this->assertSame('bool', $type->name());
}
public function testCanBeDouble(): void
{
$type = new SimpleType('double', false);
$this->assertSame('float', $type->name());
}
public function testCanBeFloat(): void
{
$type = new SimpleType('float', false);
$this->assertSame('float', $type->name());
}
public function testCanBeReal(): void
{
$type = new SimpleType('real', false);
$this->assertSame('float', $type->name());
}
public function testCanBeInt(): void
{
$type = new SimpleType('int', false);
$this->assertSame('int', $type->name());
}
public function testCanBeInteger(): void
{
$type = new SimpleType('integer', false);
$this->assertSame('int', $type->name());
}
public function testCanBeArray(): void
{
$type = new SimpleType('array', false);
$this->assertSame('array', $type->name());
}
public function testCanBeArray2(): void
{
$type = new SimpleType('[]', false);
$this->assertSame('array', $type->name());
}
public function testMayAllowNull(): void
{
$type = new SimpleType('bool', true);
$this->assertTrue($type->allowsNull());
}
public function testMayNotAllowNull(): void
{
$type = new SimpleType('bool', false);
$this->assertFalse($type->allowsNull());
}
#[DataProvider('assignablePairs')]
public function testIsAssignable(Type $assignTo, Type $assignedType): void
{
$this->assertTrue($assignTo->isAssignable($assignedType));
}
#[DataProvider('notAssignablePairs')]
public function testIsNotAssignable(Type $assignTo, Type $assignedType): void
{
$this->assertFalse($assignTo->isAssignable($assignedType));
}
public function testCanHaveValue(): void
{
$type = Type::fromValue('string', false);
$this->assertInstanceOf(SimpleType::class, $type);
$this->assertSame('string', $type->value());
}
public function testCanBeQueriedForType(): void
{
$type = new SimpleType('bool', false);
/** @phpstan-ignore method.alreadyNarrowedType */
$this->assertTrue($type->isSimple());
/** @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->isNever());
/** @phpstan-ignore method.impossibleType */
$this->assertFalse($type->isNull());
/** @phpstan-ignore method.impossibleType */
$this->assertFalse($type->isObject());
/** @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());
}
public function testNormalizesName(): void
{
$type = new SimpleType('BOOLEAN', false);
$this->assertSame('bool', $type->name());
}
}
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