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<?php declare(strict_types=1);
/*
* This file is part of PHPUnit.
*
* (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 PHPUnit\Framework\Constraint;
use PHPUnit\Framework\Attributes\CoversClass;
use PHPUnit\Framework\Attributes\DataProvider;
use PHPUnit\Framework\Attributes\Group;
use PHPUnit\Framework\Attributes\Small;
use PHPUnit\Framework\ExpectationFailedException;
use PHPUnit\Framework\TestCase;
use stdClass;
#[CoversClass(ArraysAreIdentical::class)]
#[CoversClass(Constraint::class)]
#[Small]
#[Group('framework')]
#[Group('framework/constraints')]
final class ArraysAreIdenticalTest extends TestCase
{
public static function provider(): array
{
$object = new stdClass;
return [
'empty arrays, keys and order matter' => [
true,
'',
[],
[],
true,
true,
],
'identical arrays, keys and order matter' => [
true,
'',
['a' => 1, 'b' => 2],
['a' => 1, 'b' => 2],
true,
true,
],
'numeric indexed arrays, keys and order matter' => [
true,
'',
[1, 2, 3],
[1, 2, 3],
true,
true,
],
'arrays with same object instance, keys and order matter' => [
true,
'',
['obj' => $object],
['obj' => $object],
true,
true,
],
'same key-value pairs different order, keys matter, order does not matter' => [
true,
'',
['a' => 1, 'b' => 2],
['b' => 2, 'a' => 1],
true,
false,
],
'empty arrays, keys matter, order does not matter' => [
true,
'',
[],
[],
true,
false,
],
'same values different keys, keys do not matter, order matters' => [
true,
'',
['a' => 1, 'b' => 2],
['x' => 1, 'y' => 2],
false,
true,
],
'numeric arrays same values, keys do not matter, order matters' => [
true,
'',
[1, 2, 3],
[1, 2, 3],
false,
true,
],
'different order and keys, neither keys nor order matter' => [
true,
'',
['a' => 1, 'b' => 2, 'c' => 3],
['z' => 3, 'y' => 1, 'x' => 2],
false,
false,
],
'empty arrays, neither keys nor order matter' => [
true,
'',
[],
[],
false,
false,
],
'different values, keys and order matter' => [
false,
'Failed asserting that two arrays are identical',
['a' => 1, 'b' => 2],
['a' => 1, 'b' => 3],
true,
true,
],
'different number of elements' => [
false,
'Failed asserting that two arrays are identical',
[1, 2, 3],
[1, 2],
true,
true,
],
'type difference integer vs string, keys and order matter' => [
false,
'Failed asserting that two arrays are identical',
['a' => 1, 'b' => 2],
['a' => '1', 'b' => '2'],
true,
true,
],
'type difference boolean vs integer, keys and order matter' => [
false,
'Failed asserting that two arrays are identical',
['a' => true],
['a' => 1],
true,
true,
],
'different object instances, keys and order matter' => [
false,
'Failed asserting that two arrays are identical',
['obj' => new stdClass],
['obj' => new stdClass],
true,
true,
],
'different order when order matters' => [
false,
'Failed asserting that two arrays are identical',
[1, 2, 3],
[3, 2, 1],
true,
true,
],
'different keys when keys matter' => [
false,
'Failed asserting that two arrays are identical while ignoring order',
['a' => 1, 'b' => 2],
['x' => 1, 'y' => 2],
true,
false,
],
'different order when only order matters' => [
false,
'Failed asserting that two arrays are identical while ignoring keys',
[1, 2, 3],
[3, 2, 1],
false,
true,
],
];
}
#[DataProvider('provider')]
public function testCanBeEvaluated(bool $result, string $failureDescription, array $expected, mixed $actual, bool $keysMatter, bool $orderMatters): void
{
$constraint = new ArraysAreIdentical($expected, $keysMatter, $orderMatters);
$this->assertSame($result, $constraint->evaluate($actual, returnResult: true));
if ($result) {
return;
}
$this->expectException(ExpectationFailedException::class);
$this->expectExceptionMessage($failureDescription);
$constraint->evaluate($actual);
}
public function testRejectActualThatIsNotAnArray(): void
{
$constraint = new ArraysAreIdentical([], false, false);
$this->assertFalse($constraint->evaluate('string', returnResult: true));
}
public function testCanBeRepresentedAsString(): void
{
$this->assertSame('two arrays are identical while ignoring keys and order', new ArraysAreIdentical([], false, false)->toString());
$this->assertSame('two arrays are identical while ignoring order', new ArraysAreIdentical([], true, false)->toString());
$this->assertSame('two arrays are identical while ignoring keys', new ArraysAreIdentical([], false, true)->toString());
$this->assertSame('two arrays are identical', new ArraysAreIdentical([], true, true)->toString());
}
public function testIsCountable(): void
{
$this->assertCount(1, new ArraysAreIdentical([], false, false));
}
}
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