add support for root array

Author: František Mazura

.gitignore

@@ -1,3 +1,4 @@
 .idea
 
 /vendor/
+/.phpunit.result.cache

src/AbstractValueObject.php

@@ -112,6 +112,19 @@ public function toArray(): array
 				$out = $item->toArray();
 				break;
 			}
+			if ($name == self::ROOT && is_array($item)) {
+				foreach ($item as $i) {
+					// array of ValueObjects
+					if ($i instanceof AbstractValueObject) {
+						$out[] = $i->toArray();
+					} // array of other types
+					else {
+						$out[] = $i;
+					}
+				}
+				break;
+			}
+
 			// ValueObject element
 			if ($item instanceof AbstractValueObject) {
 				$out[$name] = $item->toArray();

tests/ValueObjectTest.php

@@ -6,7 +6,6 @@
 use OGSoft\ValueObjects\Exceptions\ValidatorException;
 use PHPUnit\Framework\TestCase;
 use Tests\ValueObjects\CarValueObject;
-use Tests\ValueObjects\RootValueObject;
 
 final class ValueObjectTest extends TestCase
 {
@@ -63,16 +62,6 @@ public function testNull()
 		$car = new CarValueObject();
 		$this->expectException(ValidatorException::class);
 		$car->init($data);
-		$this->assertTrue(true);
-	}
-
-	public function testRoot()
-	{
-		$data = ["winter" => true];
-
-		$tire = new RootValueObject();
-		$tire->init(["root" => $data]);
-		$this->assertEquals($data, $tire->toArray());
 	}
 }
 

tests/ValueObjects/RootValueObject.php

@@ -7,23 +7,23 @@
 class RootValueObject extends AbstractMyValueObject
 {
 	/**
-	 * @var TireValueObject
+	 * @var CarValueObject
 	 */
 	protected $root;
 
 	/**
-	 * @return TireValueObject
+	 * @return CarValueObject
 	 */
-	public function getRoot(): TireValueObject
+	public function getRoot(): CarValueObject
 	{
 		return $this->root;
 	}
 
 	/**
-	 * @param TireValueObject $root
+	 * @param CarValueObject $root
 	 * @return RootValueObject
 	 */
-	public function setRoot(TireValueObject $root): RootValueObject
+	public function setRoot(CarValueObject $root): RootValueObject
 	{
 		$this->root = $root;
 		return $this;