public function testIsValueEmpty() { $field = new OptionsField('field1', 'field1', array(1 => 'apple', 2 => 'pear')); $this->assertEquals($field->isValueEmpty(), true, 'Null value'); $field->setValue(array()); $this->assertEquals($field->isValueEmpty(), true, 'Empty array'); $field->setValue(array(1)); $this->assertEquals($field->isValueEmpty(), false, 'Non-empty array'); }