/**
  * @return void
  */
 public function test_function()
 {
     // prepare
     $this->setExpectedException('UnexpectedValueException', 'Array of config keys must be numeric');
     // invoke logic & test
     SimpleArrayLibrary::addConfigRow([], ['z' => 1], 1);
 }
 /**
  * @return void
  */
 public function test_function()
 {
     // invoke logic & test
     $this->assertEquals(array('foo' => array('baz' => 1, 'bar' => 2)), SimpleArrayLibrary::addConfigRow(array('foo' => array('baz' => 1)), array('foo', 'bar'), 2));
 }