Converter\MappingConverterTest::convertMapsOneFieldToAnother PHP Method

    public function convertMapsOneFieldToAnother()
    {
        $this->assertInstanceOf('Plum\\Plum\\Converter\\MappingConverter', $this->converter->addMapping(['foo'], ['bar']));
        $result = $this->converter->convert(['foo' => 'foobar']);
        $this->assertCount(1, $result);
        $this->assertSame('foobar', $result['bar']);
    }