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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,69 @@ | ||
| <?php declare(strict_types=1); | ||
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| namespace hollodotme\FastCGI\Sockets; | ||
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| use Exception; | ||
| use InvalidArgumentException; | ||
| use function random_int; | ||
|
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| final class SocketId | ||
| { | ||
| /** @var int */ | ||
| private $id; | ||
|
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| /** | ||
| * @param int $id | ||
| * | ||
| * @throws InvalidArgumentException | ||
| */ | ||
| private function __construct( int $id ) | ||
| { | ||
| $this->guardValueIsValid( $id ); | ||
|
|
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| $this->id = $id; | ||
| } | ||
|
|
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| /** | ||
| * @param int $value | ||
| * | ||
| * @throws InvalidArgumentException | ||
| */ | ||
| private function guardValueIsValid( int $value ) : void | ||
| { | ||
| if ( $value < 1 || $value > ((1 << 16) - 1) ) | ||
| { | ||
| throw new InvalidArgumentException( 'Invalid socket ID (out of range): ' . $value ); | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * @return SocketId | ||
| * @throws InvalidArgumentException | ||
| * @throws Exception | ||
| */ | ||
| public static function new() : self | ||
| { | ||
| return new self( random_int( 1, (1 << 16) - 1 ) ); | ||
| } | ||
|
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| /** | ||
| * @param int $id | ||
| * | ||
| * @return SocketId | ||
| * @throws InvalidArgumentException | ||
| */ | ||
| public static function fromInt( int $id ) : self | ||
| { | ||
| return new self( $id ); | ||
| } | ||
|
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| public function getValue() : int | ||
| { | ||
| return $this->id; | ||
| } | ||
|
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| public function equals( SocketId $other ) : bool | ||
| { | ||
| return $this->id === $other->id; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,106 @@ | ||
| <?php declare(strict_types=1); | ||
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| namespace hollodotme\FastCGI\Tests\Unit\Sockets; | ||
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| use hollodotme\FastCGI\Sockets\SocketId; | ||
| use PHPUnit\Framework\ExpectationFailedException; | ||
| use PHPUnit\Framework\TestCase; | ||
| use SebastianBergmann\RecursionContext\InvalidArgumentException; | ||
|
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| final class SocketIdTest extends TestCase | ||
| { | ||
| /** | ||
| * @throws \InvalidArgumentException | ||
| * @throws ExpectationFailedException | ||
| * @throws InvalidArgumentException | ||
| */ | ||
| public function testCanGetNewInstance() : void | ||
| { | ||
| for ( $i = 0; $i < 100; $i++ ) | ||
| { | ||
| $socketId = SocketId::new(); | ||
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| $this->assertGreaterThanOrEqual( 1, $socketId->getValue() ); | ||
| $this->assertLessThanOrEqual( (1 << 16) - 1, $socketId->getValue() ); | ||
| } | ||
| } | ||
|
|
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| /** | ||
| * @throws ExpectationFailedException | ||
| * @throws InvalidArgumentException | ||
| * @throws \InvalidArgumentException | ||
| */ | ||
| public function testGetValue() : void | ||
| { | ||
| $socketId = SocketId::new(); | ||
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| $this->assertGreaterThanOrEqual( 1, $socketId->getValue() ); | ||
| $this->assertLessThanOrEqual( (1 << 16) - 1, $socketId->getValue() ); | ||
| } | ||
|
|
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| /** | ||
| * @throws ExpectationFailedException | ||
| * @throws InvalidArgumentException | ||
| * @throws \InvalidArgumentException | ||
| */ | ||
| public function testCanGetNewInstanceFromInt() : void | ||
| { | ||
| for ( $i = 1; $i < 10; $i++ ) | ||
| { | ||
| $socketId = SocketId::fromInt( $i ); | ||
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| $this->assertSame( $i, $socketId->getValue() ); | ||
| } | ||
| } | ||
|
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| /** | ||
| * @param int $socketIdValue | ||
| * | ||
| * @throws \InvalidArgumentException | ||
| * @dataProvider outOfRangeSocketIdValueProvider | ||
| */ | ||
| public function testThrowsExceptionIfSocketIdValueIsOutOfRange( int $socketIdValue ) : void | ||
| { | ||
| $this->expectException( \InvalidArgumentException::class ); | ||
| $this->expectExceptionMessage( 'Invalid socket ID (out of range): ' . $socketIdValue ); | ||
|
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| SocketId::fromInt( $socketIdValue ); | ||
| } | ||
|
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| public function outOfRangeSocketIdValueProvider() : array | ||
| { | ||
| return [ | ||
| [ | ||
| 'socketIdValue' => 0, | ||
| ], | ||
| [ | ||
| 'socketIdValue' => 1 << 16, | ||
| ], | ||
| ]; | ||
| } | ||
|
|
||
| /** | ||
| * @throws ExpectationFailedException | ||
| * @throws InvalidArgumentException | ||
| * @throws \InvalidArgumentException | ||
| */ | ||
| public function testEquals() : void | ||
| { | ||
| $socketId = SocketId::fromInt( 123 ); | ||
| $otherEquals = SocketId::fromInt( 123 ); | ||
| $otherEqualsNot = SocketId::fromInt( 321 ); | ||
|
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| $this->assertNotSame( $socketId, $otherEquals ); | ||
| $this->assertNotSame( $socketId, $otherEqualsNot ); | ||
| $this->assertNotSame( $otherEquals, $otherEqualsNot ); | ||
|
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| $this->assertTrue( $socketId->equals( $otherEquals ) ); | ||
| $this->assertTrue( $otherEquals->equals( $socketId ) ); | ||
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| $this->assertFalse( $socketId->equals( $otherEqualsNot ) ); | ||
| $this->assertFalse( $otherEqualsNot->equals( $socketId ) ); | ||
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| $this->assertFalse( $otherEquals->equals( $otherEqualsNot ) ); | ||
| $this->assertFalse( $otherEqualsNot->equals( $otherEquals ) ); | ||
| } | ||
| } |
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