/**
* @test
*/
public function is_should_concatenate_maps()
{
$coll3 = new Map(['key1' => 'value1', 'key2' => 'wrongValue', 'key3' => ['key31' => 'value31']]);
$coll4 = new Map(['key2' => 'value2', 'key3' => ['key32' => 'value32']]);
$concatenated = $coll3->concat($coll4);
$this->assertEquals(['key1' => 'value1', 'key2' => ['wrongValue', 'value2'], 'key3' => ['key31' => 'value31', 'key32' => 'value32']], $concatenated->toArray());
}
