Mongolid\SchemaTest::testShouldCastNullIntoObjectId PHP Method

    public function testShouldCastNullIntoObjectId()
    {
        // Arrange
        $schema = m::mock(Schema::class . '[]');
        $value = null;
        // Assert
        $this->assertInstanceOf(ObjectID::class, $schema->objectId($value));
    }