diff --git a/core/resource/DependsOnPropertyCollection.php b/core/resource/DependsOnPropertyCollection.php
index 66a9ca5e0..04866050b 100644
--- a/core/resource/DependsOnPropertyCollection.php
+++ b/core/resource/DependsOnPropertyCollection.php
@@ -26,8 +26,27 @@
 use core_kernel_classes_Property;
 
 /**
- * @method core_kernel_classes_Property current()
+ * @method core_kernel_classes_Property|null current()
  */
 class DependsOnPropertyCollection extends ArrayIterator
 {
+    public function isEqual(DependsOnPropertyCollection $dependsOnPropertyCollection): bool
+    {
+        return $this->areArraysEqual($this->getPropertyUris(), $dependsOnPropertyCollection->getPropertyUris());
+    }
+
+    public function getPropertyUris(): array
+    {
+        return array_map(
+            static function (core_kernel_classes_Property $property) {
+                return $property->getUri();
+            },
+            $this->getArrayCopy()
+        );
+    }
+
+    private function areArraysEqual(array $array1, array $array2): bool
+    {
+        return empty(array_diff($array1, $array2)) && empty(array_diff($array2, $array1));
+    }
 }
diff --git a/test/unit/core/resource/DependsOnPropertyCollectionTest.php b/test/unit/core/resource/DependsOnPropertyCollectionTest.php
new file mode 100644
index 000000000..18762b757
--- /dev/null
+++ b/test/unit/core/resource/DependsOnPropertyCollectionTest.php
@@ -0,0 +1,83 @@
+<?php
+
+/**
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; under version 2
+ * of the License (non-upgradable).
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * Copyright (c) 2021 (original work) Open Assessment Technologies SA;
+ */
+
+declare(strict_types=1);
+
+namespace oat\generis\test\unit\model\resource;
+
+use oat\generis\test\TestCase;
+use core_kernel_classes_Property;
+use oat\generis\model\resource\DependsOnPropertyCollection;
+
+class DependsOnPropertyCollectionTest extends TestCase
+{
+    /** @var DependsOnPropertyCollection */
+    private $sut;
+
+    protected function setUp(): void
+    {
+        $this->sut = new DependsOnPropertyCollection();
+    }
+
+    public function testIsEqual(): void
+    {
+        $dependsOnPropertyCollection = new DependsOnPropertyCollection();
+        $this->assertTrue($this->sut->isEqual($dependsOnPropertyCollection));
+
+        $firstProperty = $this->createMock(core_kernel_classes_Property::class);
+        $firstProperty
+            ->method('getUri')
+            ->willReturn('firstProperty');
+        $dependsOnPropertyCollection->append($firstProperty);
+        $this->assertFalse($this->sut->isEqual($dependsOnPropertyCollection));
+
+        $secondProperty = $this->createMock(core_kernel_classes_Property::class);
+        $secondProperty
+            ->method('getUri')
+            ->willReturn('secondProperty');
+        $this->sut->append($secondProperty);
+        $this->assertFalse($this->sut->isEqual($dependsOnPropertyCollection));
+
+        $dependsOnPropertyCollection->append($secondProperty);
+        $this->assertFalse($this->sut->isEqual($dependsOnPropertyCollection));
+
+        $this->sut->append($firstProperty);
+        $this->assertTrue($this->sut->isEqual($dependsOnPropertyCollection));
+    }
+
+    public function testGetPropertyUris(): void
+    {
+        $this->assertEmpty($this->sut->getPropertyUris());
+
+        $firstProperty = $this->createMock(core_kernel_classes_Property::class);
+        $firstProperty
+            ->method('getUri')
+            ->willReturn('firstProperty');
+        $this->sut->append($firstProperty);
+        $this->assertEquals(['firstProperty'], $this->sut->getPropertyUris());
+
+        $secondProperty = $this->createMock(core_kernel_classes_Property::class);
+        $secondProperty
+            ->method('getUri')
+            ->willReturn('secondProperty');
+        $this->sut->append($secondProperty);
+        $this->assertEquals(['firstProperty', 'secondProperty'], $this->sut->getPropertyUris());
+    }
+}