public function testValueObject()
{
$type = new Type(Type::BUILTIN_TYPE_STRING);
$metadata = new PropertyMetadata(new Type(Type::BUILTIN_TYPE_STRING), 'desc', true, true, false, false, true, false, 'http://example.com/foo', null, ['foo' => 'bar']);
$this->assertEquals($type, $metadata->getType());
$this->assertEquals('desc', $metadata->getDescription());
$this->assertTrue($metadata->isReadable());
$this->assertTrue($metadata->isWritable());
$this->assertFalse($metadata->isReadableLink());
$this->assertFalse($metadata->isWritableLink());
$this->assertTrue($metadata->isRequired());
$this->assertFalse($metadata->isIdentifier());
$this->assertEquals('http://example.com/foo', $metadata->getIri());
$this->assertEquals(['foo' => 'bar'], $metadata->getAttributes());
$newType = new Type(Type::BUILTIN_TYPE_BOOL);
$newMetadata = $metadata->withType($newType);
$this->assertNotSame($metadata, $newMetadata);
$this->assertEquals($newType, $newMetadata->getType());
$newMetadata = $metadata->withDescription('description');
$this->assertNotSame($metadata, $newMetadata);
$this->assertEquals('description', $newMetadata->getDescription());
$newMetadata = $metadata->withReadable(false);
$this->assertNotSame($metadata, $newMetadata);
$this->assertFalse($newMetadata->isReadable());
$newMetadata = $metadata->withWritable(false);
$this->assertNotSame($metadata, $newMetadata);
$this->assertFalse($newMetadata->isWritable());
$newMetadata = $metadata->withReadableLink(true);
$this->assertNotSame($metadata, $newMetadata);
$this->assertTrue($newMetadata->isReadableLink());
$newMetadata = $metadata->withWritableLink(true);
$this->assertNotSame($metadata, $newMetadata);
$this->assertTrue($newMetadata->isWritableLink());
$newMetadata = $metadata->withRequired(false);
$this->assertNotSame($metadata, $newMetadata);
$this->assertFalse($newMetadata->isRequired());
$newMetadata = $metadata->withIdentifier(true);
$this->assertNotSame($metadata, $newMetadata);
$this->assertTrue($newMetadata->isIdentifier());
$newMetadata = $metadata->withIri('foo:bar');
$this->assertNotSame($metadata, $newMetadata);
$this->assertEquals('foo:bar', $newMetadata->getIri());
$newMetadata = $metadata->withAttributes(['a' => 'b']);
$this->assertNotSame($metadata, $newMetadata);
$this->assertEquals(['a' => 'b'], $newMetadata->getAttributes());
}