/** * Test to ensure that only the expected empty array is returned from null * and incorrect data from the CalculateMethod class * * @return null */ public function testRoyalmailClassNull() { $this->assertEquals($this->_emptyArray, $this->_carrier->getRates(null, 123123123123, 0.1)); $this->assertEquals($this->_emptyArray, $this->_carrier->getRates(null, null, 0.1)); $this->assertEquals($this->_emptyArray, $this->_carrier->getRates('GB', null, 0.1)); $this->assertEquals($this->_emptyArray, $this->_carrier->getRates('GB', null, null)); $this->assertEquals($this->_emptyArray, $this->_carrier->getRates('GB', 123123123123, null)); $this->assertEquals($this->_emptyArray, $this->_carrier->getRates(null, null, null)); }