meanbee / magento2-royalmail

        $options = $this->roundingRule->toArray();

        foreach ($options as $option) {

            $this->assertInternalType('array', $option);

            foreach ($option as $key => $value) {

                $this->assertInternalType('string', $key);

                $this->assertInstanceOf(\Magento\Framework\Phrase::class, $value);

            }

        }

    }

    public function testToArray()

    {

        $array = $this->source->toArray();

        foreach ($array as $item) {

            $this->assertInternalType('array', $item);

            foreach ($item as $key => $value) {

                $this->assertInternalType('string', $key);

                $this->assertInstanceOf(\Magento\Framework\Phrase::class, $value);

            }

        }

    }

}