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<?php
declare(strict_types=1);
namespace Ramsey\Collection\Test;
use ArrayIterator;
use Ramsey\Collection\ArrayInterface;
use Ramsey\Collection\GenericArray;
use function count;
use function serialize;
use function unserialize;
/**
* Tests for GenericArray, as well as coverage for AbstractArray
*/
class GenericArrayTest extends TestCase
{
public function testConstructWithNoParameters(): void
{
$genericArrayObject = new GenericArray();
$this->assertIsArray($genericArrayObject->toArray());
$this->assertEmpty($genericArrayObject->toArray());
$this->assertTrue($genericArrayObject->isEmpty());
}
public function testConstructWithArray(): void
{
$phpArray = ['foo' => 'bar', 'baz'];
$genericArrayObject = new GenericArray($phpArray);
$this->assertSame($phpArray, $genericArrayObject->toArray());
$this->assertFalse($genericArrayObject->isEmpty());
}
public function testGetIterator(): void
{
$genericArrayObject = new GenericArray();
$this->assertInstanceOf(ArrayIterator::class, $genericArrayObject->getIterator());
}
public function testArrayAccess(): void
{
$phpArray = ['foo' => 123];
$genericArrayObject = new GenericArray($phpArray);
$this->assertTrue(isset($genericArrayObject['foo']));
$this->assertFalse(isset($genericArrayObject['bar']));
$this->assertSame($phpArray['foo'], $genericArrayObject['foo']);
$genericArrayObject['bar'] = 456;
unset($genericArrayObject['foo']);
$this->assertSame(456, $genericArrayObject['bar']);
$this->assertArrayNotHasKey('key', $genericArrayObject);
}
public function testOffsetSetWithEmptyOffset(): void
{
$genericArrayObject = new GenericArray();
$genericArrayObject[] = 123;
$this->assertSame(123, $genericArrayObject[0]);
}
/**
* This serves to ensure that isset() called on the array object for an
* offset with a NULL value has the same behavior has isset() called on
* any standard PHP array offset with a NULL value.
*/
public function testOffsetExistsWithNullValue(): void
{
$genericArrayObject = new GenericArray();
$genericArrayObject['foo'] = null;
$this->assertFalse(isset($genericArrayObject['foo']));
}
public function testSerializable(): void
{
$phpArray = ['foo' => 123, 'bar' => 456];
$genericArrayObject = new GenericArray($phpArray);
$genericArrayObjectSerialized = serialize($genericArrayObject);
$genericArrayObject2 = unserialize($genericArrayObjectSerialized);
$this->assertInstanceOf(ArrayInterface::class, $genericArrayObject2);
$this->assertEquals($genericArrayObject, $genericArrayObject2);
}
public function testCountable(): void
{
$phpArray = ['foo' => 123, 'bar' => 456];
$genericArrayObject = new GenericArray($phpArray);
$this->assertCount(count($phpArray), $genericArrayObject);
}
public function testClear(): void
{
$phpArray = ['foo' => 'bar'];
$genericArrayObject = new GenericArray($phpArray);
$this->assertSame($phpArray, $genericArrayObject->toArray());
$genericArrayObject->clear();
$this->assertEmpty($genericArrayObject->toArray());
}
}
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